170426 CCA1 landscape specification

CELADON PLOT A1 – PHASE PROPOSED CONSTRUCTION AND COMPLETION OF LANDSCAPE CONSTRUCTION WORKS AT CELADON PLOT A1 FOR GAMUDA LAND VIETNAM COMPANY LTD LANDSCAPE CONSTRUCTION SPECIFICATION ISSUE FOR TENDER _ _ Tender Documentation Prepared by Land Sculptor Studio Co.,Ltd SECTION 00000 LIST OF LANDSCAPE SPECIFICATIONS SECTION DESCRIPTION NO Site Preparation 02100 Earthworks Grading 02200 Compaction Control 02250 Temporary Erosion 02270 Filter Fabric 02276 Soil Treatment for Termite Control 02282 Concrete Paving Walks and Curbing 02510 Stone Pavers 02786 Site Furnishings 02870 10 Landscaping 02900 11 Water Feature 13150 12 Pool finishes 13165 Specification in referenced from Specialist’s method of statement 13 Exposed Aggregate and Pebble Wash Finish Appendix 14 Composite Wood Deck Flooring Appendix 15 Cast-in-situ EPDM Rubber Floor Appendix CELADON PLOT A1 – PHASE Tender Documentation Prepared by Land Sculptor Studio Co.,Ltd Landscape Construction Specification List of Landscape Specification 00000.1 SECTION 02100 SITE PREPARATION PART – GENERAL 1.01 SCOPE OF WORK A This Section covers clearing, grubbing, and stripping of the construction site, complete as specified B This Section also covers final clean up after all construction operations are complete C Clear and grub all of the area within the limits of construction or as required The area to be cleared shall be approved by the Owner’s Representative prior to the beginning of any cleaning D Premises shall be accepted as found Engineer assumes no responsibility for condition of site E Attention is directed to any Soil Erosion and Sediment Control Ordinances in force Comply with all applicable sections of these ordinances, and Section 02270 of these specifications 1.02 RELATED WORK SPECIFIED ELSEWHERE A Earthworks Grading B Temporary Erosion PART – MATERIALS -NOT USEDPART - EXECUTION 3.01 SILTRATION CONTROL A Before any clearing and grubbing operations, install all sedimentation and erosion control items as shown on the Contract Documents 3.02 PRESERVATION OF DEVELOPED PRIVATE PROPERTY A Exercise extreme care to avoid causing any unnecessary disturbance to developed private property bordering construction B All soil preservation procedures and replanting operations shall be completed under the supervision of a nursery representative experienced in such operations C Improvements to the site such as fences, walls, out buildings and other structures which, if necessary, must be removed, shall be replaced with equal quality materials and workmanship 3.03 BENCHMARKS A All benchmarks baseline monuments, property corners and survey control points shall be protected from destruction or disturbance Any such point destroyed or disturbed shall be accurately and immediately replaced or relocated by qualified surveyors Relocated points rendered inaccessible shall be maintained by at least two (2) witness points All relocations and witness points shall be documented to the Employer’s Representative 3.04 ACTIVE UTILITIES A Active utilities traversing the site shall be preserved in operating condition Repair damage to all such utilities due to work under this Contract, to the satisfaction of the authority having jurisdiction over the utility CELADON PLOT A1 – PHASE Tender Documentation Prepared by Land Sculptor Studio Co.,Ltd Landscape Construction Specification Site Preparation 02100.1 3.05 EXISTING SERVICE A Disconnect or arrange for the disconnection of utility service in accordance with regulations governing the utility concerned and as shown on the Drawings or which interfere with the Work 3.06 CLEARING A The surface of the ground, for the area to be cleared and grubbed, shall be completely cleared of all timber, brush, stumps, roots, grass, weeds, rubbish and all other objectionable obstructions resting on or protruding through the surface of the ground However, those trees which are designated to remain shall be preserved as herein specified Clearing operations shall be conducted so as to prevent damage to existing structures and installations, and to those under construction, and so as to provide for the safety of employees and others 3.07 GRUBBING A Grubbing shall consist of the complete removal of all stumps, roots larger than 40 mm in diameter, matted roots, brush, timber, logs and any other organic or metallic debris not suitable for foundation purposes, resting on, under or protruding through the surface of the ground to a minimum depth of 450 mm below the subgrade All depressions excavated below the proposed ground surface for or by the removal of such objects, shall be refilled with suitable materials and compacted to a density conforming to the requirements for structural fill 3.08 STRIPPING A In all areas to be disturbed by the earthwork operations, including borrow areas, topsoil shall be stripped and stockpiled for later use in areas not to receive structures or pavement The topsoil shall be protected and free draining until it is placed as specified Any topsoil remaining after all work is in place shall be used on-site in landscape areas or removed from the site 3.09 DISPOSAL OF CLEARED AND GRUBBED MATERIAL A The cost of disposal (including hauling if necessary) of cleared and grubbed material and debris shall be considered a subsidiary obligation; the cost of which shall be included in the Contract prices The Contractor shall be responsible for obtaining necessary permits allowing him to burn material and debris on site in a safe manner The Contractor shall insure that no damage to adjacent trees, property owners or buildings be incurred 3.10 FINAL CLEAN-UP A After all construction is completed, the Contractor shall thoroughly clean the entire project area of all trash, rubbish and excess materials B It is the Contractor’s responsibility to dispose of these materials off site at his expense C No materials shall be disposed of on site D The Engineer’s decision as to compliance or non-compliance with these provisions shall be final and conclusive END OF SECTION CELADON PLOT A1 – PHASE Tender Documentation Prepared by Land Sculptor Studio Co.,Ltd Landscape Construction Specification Site Preparation 02100.2 SECTION 02200 EARTHWORKS GRADING PART – GENERAL 1.01 SCOPE OF WORK A The work in this section includes the finishing of all labor, materials and supervision required to perform earthwork and grading as shown on the Contract Drawings and as specified herein Said work shall include, but not be limited to, the following items: Rough grading of excavation and embankment areas Excavation and disposal of muck, rock and other materials considered unsuitable for building purposes Excavation of select borrow or backfill on site, transporting the material and stockpiling and/or spreading it B The existing utility lines and information shown on the Drawings are for the Contractor’s information, and are not necessarily accurate The Contractor is responsible for verification of all existing utilities whether shown on the Drawings or not The Engineer or Employer assumes no responsibility for the accuracy of existing utilities The Contractor is responsible for any damages to existing utilities If any existing work is at variance with the information indicated on the Contract Drawings, Contractor shall notify Engineer at once and request instructions 1.02 EROSION AND DUST CONTROL A Before beginning any work specified in this section, insure that all soil erosion and sediment control specifications are complied with and the proper state, country or local authorities have been duly informed of the construction schedule 1.03 QUALITY ASSURANCE A Provide services of a registered engineer or land surveyor to lay out site B Establish and maintain benchmarks on the site for reference checked from these benchmarks All vertical dimensions shall be C Finished grades, as used herein, mean the required final grade elevations indicated on the drawing Should finished grades shown on the spot elevations conflict with these shown by the contours, the spot elevations shall govern D Soil moisture during fill placement should be maintained within four percent (4%) of the optimum value determined ASTM D 698 for general area and structural fill and within two percent (2%) of optimum for wall and backfill 1.04 JOB CONDITIONS A Consider the Limits of Work indicated to make determination of the amount of grading Limit grading to the work as shown and not disturb the existing terrain or trees outside this work B Subsurface soil data: Subsurface investigation has been performed and data is available for reference However, neither Engineer nor Employer assumes responsibility for completeness or accuracy of data contained therein and no claims for extra compensation or extension of time will be considered based on assumptions Data may be examined in Engineer’s office C Items of historic or archaeological value discovered during earthwork operations shall remain property of the Employer CELADON PLOT A1 – PHASE Tender Documentation Prepared by Land Sculptor Studio Co.,Ltd Landscape Construction Specification Earthworks Grading 02200.1 D Existing Utilities: Locate existing underground utilities in areas of work If utilities are to remain in place, provide adequate means of support and protection during earthwork operations Should uncharted, or incorrectly charted, piping or other utilities be encountered during excavation, consult utility owner immediately for directions Cooperate with Employer’s Representative and utility companies in keeping respective services and facilities in operation Repair damaged utilities to satisfaction of utility owner Do not interrupt existing utilities serving facilities occupied and used by Employer or others, during occupied hours, except when permitted in writing by the Engineer and then only after acceptable temporary utility services have been provided a Provide minimum of 48-hour notice to Engineer and receive written notice to proceed before interrupting utility Demolish and completely remove from site existing underground utilities indicated to be removed Coordinate with utility companies for shut-off of services if lines are active E Use of Explosives Generally, blasting will not be allowed; however, utmost care shall be taken not to endanger life or property when the use of explosives is permitted by the Engineer The Employer’s Representative, adjacent property owners and all public utilities with facilities in rights-of-way adjacent to the site shall be given at least 24 hours notice prior to any blasting operation All transportation, cost, storage and use and control of explosives shall conform to all state and local regulations, permits, etc and shall be the responsibility of the Contractor 1.05 PROTECTION A Lateral Support of Excavation for Structures Finish, put in place, and maintain sheeting and bracing required to support the sides of the excavations, to prevent any movement which could in any way diminish the width of the excavation below that necessary for proper construction, and to protect streets and utilities from damage due to lateral movement or settlement of ground B Control of Groundwater Level Maintain the groundwater level below subgrade of the structure until the concrete structures are up high enough to prevent flooding the structure Support shall be maintained at both bottom and top levels of walls to prevent flotation After the structure has been completed in its entirety, backfill as described hereinafter Flotation shall be prevented by maintaining a positive and continuous operation of a dewatering system The responsibility and liability for all damages which may result from failure of this system shall be included in the work of this Section Disposal of drainage water shall be in area approved by the Employer’s Representative Precautions shall be taken to prevent the flow or seepage of water back into the work area Particular care shall be taken to prevent the discharge of unsuitable drainage to a water supply or surface water body Removal of the dewatering system shall be accomplished after the dewatering system is no longer required CELADON PLOT A1 – PHASE Tender Documentation Prepared by Land Sculptor Studio Co.,Ltd Landscape Construction Specification Earthworks Grading 02200.2 C Benchmarks All benchmarks, permanent monuments, and property corners shall be protected from disturbance or destruction Any such point disturbed or destroyed shall be immediately replaced by qualified surveyors at no expense to the Employer or the Engineer Documentation of any such relocation shall be given to the Engineer 1.06 TESTING A Soil testing shall be performed by an independent testing agency selected and paid by the Contractor B Testing agency shall perform the following testing: Compaction tests in accord with (BS) British Standard Specifications Field density tests for each 600 mm lift, in accord with ASTM D2937-71 (1976) one test for each 929 sq meters of fill One test is to be conducted for at least every 14 cu meters of fill in trenches or restricted area fills Inspection and testing subgrades and proposed fill materials Examination of foundation excavations to determine if required soil bearing has been achieved Examination of excavations to determine that required rock has been removed prior to fill placing and compacting Verification of unsuitable soil materials to be removed, where classified excavation is indicated C Duties relative to testing include: Provide representative fill soil samples to testing agency for test purposes Provide 23 kg of samples of each fill soil Advise testing agency sufficiently in advance of operations to allow for completion of quality tests and for assignment of personnel D The responsibility for paying costs of additional testing beyond scope of that required and for retesting if initial tests reveal nonconformance with specified requirements shall be paid for by the Contractor 1.07 SUBMITTALS A Test Reports-Excavation: Submit following reports directly to the Engineer from the testing services, with copy to Contractor: 1.08 Test reports on borrow material Verification of each footing subgrade Field density test reports One optimum moisture-maximum density curve for each type of soil encountered Report of actual unconfined compressive strength and/or results of baring tests of each strata tested DEFINITIONS A Excavation shall include the satisfactory removal, stockpiling or disposal of all materials encountered regardless of the nature of the materials Rock excavation is covered in these Specifications B Fill shall include the transport, spreading and compaction of suitable fill material to form finishes surfaces suitable for their intended use Fill shall include backfill of areas excavated of unsuitable materials, embankments, berms and general fill CELADON PLOT A1 – PHASE Tender Documentation Prepared by Land Sculptor Studio Co.,Ltd Landscape Construction Specification Earthworks Grading 02200.3 C Topsoil: Natural, friable surface soil possessing suitable characteristics or qualities for producing heavy growth of crops, grass or other vegetation D Muck: Material of organic content saturated to an extent that it is somewhat fluid and must be removed by dragline or other special equipment E Earthwork Debris: All material unsuitable for reuse encountered during earthwork operations performed under this Project such as, but not limited to muck, rock, refuse, stumps, logs, concrete, asphalt and other combustible or non-combustible materials PART – PRODUCTS 2.01 MATERIALS A Structural Fill Compacted fill which will provide support for building or structure foundations and pavement subgrades will be referred to as structural fill Backfill which is placed against the exterior side of the building walls or as fill over pipe lines will be referred to as common fill Suitable soil materials are defined as those approved by the Engineer for use as structural fill Unsuitable soil materials are defined as those soils not approved by the Engineer for use as structural fill B Common Fill Mineral soil, substantially free of clay, organic materials, loam, wood, trash or other objectionable materials which may be compressible or which cannot be properly compacted Common fill shall not contain stones larger than 25 mm (15 mm maximum for within 600 mm or roadway surface) in any dimension Common fill shall not contain broken concrete, masonry, rubble, asphalt pavement or other similar materials It shall have physical properties such that it can be readily spread and compacted during filing C Except as noted in the following paragraph, material used below subgrade within the limits of support of structures shall consist of lean concrete or material meeting the requirements for structural fill as defined above D Material placed below water level shall be free draining E Borrow Material Borrow material, if needed, shall be selected to meet requirements and conditions of the particular fill or embankment for which it is to be used Borrow materials shall be approved by the Soils Engineer and shall be obtained from approved borrow areas PART - EXECUTION 3.01 INSPECTION A Examine the site and the plans thoroughly to determine the existing conditions and the difficulty of the work to be performed and to establish a schedule for the grading operations Before commencing earthwork operations, determine that all preparatory work has been completed Preparatory work shall be defined a demolition, clearing and grubbling, topsoil stripping, erosion control and any other work generally performed prior to earthwork operations Claims will be based on original and finish contours as shown on the drawings unless proven incorrect prior to commencing work CELADON PLOT A1 – PHASE Tender Documentation Prepared by Land Sculptor Studio Co.,Ltd Landscape Construction Specification Earthworks Grading 02200.4 B Proof-rolling After all stripping is completed and any excavation required to achieve final grade is completed, the entire site shall be inspected by the testing agency and proof-rolled at that time Proof-rolling shall consist of a minimum of eight coverages with a heavy, vibratory drum-type roller having a static weight on the order of 900kg Compaction shall continue until the soil at 300 mm below the rolled surface is densified to within 95% maximum density All footings which will bear below existing natural grade shall be excavated to bearing level before proof-rolling 3.02 EXCAVATION A After all stripping has been completed, excavation of every description, regardless of material encountered, within the grading limit of the project shall be performed to the lines and grades indicated Suitable excavated material shall be transported to and placed in fill areas within the limits of the works All unsuitable material, including any soil which is disturbed by the Contractor’s operations or softened due to exposure to the elements and water, and surplus materials shall be removed as required for construction purposes and disposed of at locations indicated on the drawings or in areas approved for material storage Excavations carried below the depths indicated without specific directions, shall, except as otherwise specified, be refilled to the proper grade with suitable materials as directed All additional work of this nature shall be at the Contractor’s expense Excavation and filling shall be performed in a manner and sequence that will provide drainage at all times Excavations shall be kept free from water while construction therein is in progress B Excavation Classifications: The following classifications of excavation will be made when rock excavation is encountered in the work: Earth excavation consists of the removal and disposal of pavements and other obstructions visible on ground surfaces; underground structures, utilities and other items indicated to be demolished and removed; together with earth and other materials encountered that are not classified as rock or unauthorized excavation Rock excavation consists of the removal and disposal of materials encountered that cannot be excavated without continuous and systematic drilling and blasting, or continuous use of the special equipment Refer to these Specifications for further definitions regarding rock excavation Unauthorized excavation consists of removal of materials beyond indicated subgrade elevations remedial work directed by the Engineer, shall be at the Contractor’s expense a Under footings, foundation bases or retaining walls, fill unauthorized excavation by extending indicated bottom elevation of footing or base to excavation bottom, without altering required top elevation Lean concrete fill may be used to bring elevations to proper position, when acceptable to Engineer b Elsewhere, backfill and compact unauthorized excavations as specified for authorised excavations of same classifications, unless otherwise directed by the Engineer Additional Excavation: When excavation has reached required subgrade elevations, notify the Engineer who will make an inspection of conditions a If unsuitable materials are encountered at required subgrade elevations, carry excavations deeper and replace excavated materials as directed by the Engineer b Removal of unsuitable material and its replacement as directed will be paid on basis of contract conditions relative to changes to work CELADON PLOT A1 – PHASE Tender Documentation Prepared by Land Sculptor Studio Co.,Ltd Landscape Construction Specification Earthworks Grading 02200.5 C Stability of Excavations Slope sides of excavations to comply with local codes and ordinances having jurisdiction Shore and brace where sloping is not possible because of space restrictions or stability of material excavated Maintain sides and slopes of excavations in safe condition until completion of backfilling D Shoring and Bracing Provide materials for shoring and bracing, such as sheet piling, uprights, stringers and crossbraces, in good serviceable condition Establish requirements for trench shoring and bracing to comply with local codes and authorities having jurisdiction Maintain shoring and bracing in excavations regardless of time period excavations will be open Carry down shoring and bracing as excavation progresses Provide permanent steel sheet piling or pressure creosoted timber sheet piling wherever subsequent removal of sheet piling might permit lateral movement of soil under adjacent structures Cut off tops as required and leave permanently in place E Dewatering Prevent surface water and subsurface or ground water from flowing into excavations and from flooding project site and surrounding area Do not allow water to accumulate in excavations Remove water to prevent softening of foundation bottoms, undercutting footings, and soil changes detrimental to stability of subgrades and foundations Provide and maintain pumps, well points, sumps, suction and discharge lines and other dewatering system components necessary to convey water away from excavations Establish and maintain temporary drainage ditches and other diversions outside excavation limits to convey rain water and water removed from excavations to collecting or run-off areas Do not use trench excavations as temporary drainage ditches F Material Storage Stockpile satisfactory excavated materials where directed, until required for backfill or fill Place grade and shape stockpiles for proper drainage Locate and retain soil materials away from edge of excavations Do not store within drip line of trees indicated to remain Dispose of excess soil material and waste materials as herein specified G Excavation Structures Conform to elevations and dimensions shown within a tolerance of plus or minus 0-10m, and extending a sufficient distance from footings and foundations to permit placing and removal of concrete formwork, installation of services, other construction and for inspection In excavating for footings and foundations, take care not to disturb bottom of excavation, required lines and grades to leave solid base to receive other work a For pile foundations, stop excavations from 150 mm to 300 mm above bottom of footing before piles are placed After piles have been driven, remove loose and displaced materials, and excavate to final grade, leaving solid base to receive concrete pile caps CELADON PLOT A1 – PHASE Tender Documentation Prepared by Land Sculptor Studio Co.,Ltd Landscape Construction Specification Earthworks Grading 02200.6 h Commissioning and Capacity Test Result Shall include the following information, such information having been accepted by the Engineer - - commissioning and capacity test result factory test result air and water balancing result calculations verifying achievement of specified performance requirements schedules of control set points and balancing settings Where capacity tests have not been undertaken at the time of completion, provision shall be allowed in the manual to include these results after the tests have been carried out 15 The Contractor shall provide, without charge, labour and materials to properly maintain and operate all the work included in this section of the contract specification for 12 months after the issue of the Taking Over Certificate 16 The Contractor shall provide competent technicians to take responsibility for maintaining this section of the work Foremen, electricians, labourers shall be put at the disposal of the Employer for use during maintenance and repair 17 Should the Employer feel that the staff on the site are too few to carry out specific work, then the Contractor shall despatch to site immediately additional staff as requested by the Employer 18 Such work shall include, but not limited to the following to satisfy this requirement of the subcontract:a Repair or replace switchgear, fuse, pipe, pumps, seal valve packing, etc as necessary, including the provision of all equipment b Provide and replace all malfunction or brunt motors, control gear c Inspect conditions of equipment operating on site on a daily basis, or as otherwise directed d Prepare a daily log of all maintenance repair, replacement, inspection carried out, including a status report of all equipment The daily log shall be kept up-to-date and located in such a place that the Employer can inspect it at any time e The Contractor shall provide labour and materials to properly maintain and rectify all the works both within normal working hours and outside working hours included under this contract for the period commencing after completion of the contracted works until twelve months after the Issuance of Taking Over Certificate of the whole of the contracted works f Upon instruction by the Employer, whether face to face, or over telecommunication devices etc, in case of fire or when there are operation defects discovered in any of the systems, the Contractor shall provide qualified Engineers and Technicians on 24 hour on-call basis to take responsibility for the maintenance/rectification and operation of the installation works This 24 hour on-call service shall include weekends and Public Holidays 19 The Contractor shall have, at time of tender submission, provided information as may be required in respect of the proposed staffing levels and grades for the maintenance work 20 The maintenance period for this contract shall terminate twelve (12) months after issuance of the Taking Over Certificate 21 Up to and including the Date of Issuance of Taking Over Certificate, the Contractor shall be responsible for both maintaining and operating the building services installation 22 During the maintenance period, the Contractor shall provide the minimum staff levels, equipment, and materials (including consumables) necessary to maintain, operate, repair and overhaul the plant on a routine basis The materials provided shall be in addition to the spares provided as specified elsewhere within this document, which shall be retained for the employers use after the CELADON PLOT A1 – PHASE Tender Documentation Prepared by Land Sculptor Studio Co.,Ltd Landscape Construction Specification Water Feature Specification 13150.21 Maintenance period 23 3.03 A During the maintenance period, the Contractor shall provide a call-out service as follows:a Be available and able to be contacted by telephone 24 hours per day, days a week b Immediately investigate on site the cause of equipment failures, breakdowns, an alarm, false alarm or fault from the installation when informed of such an occurrence, and notify the Employer in writing on the circumstances surrounding each call out on the first working day after the call out 24 At the end of the Maintenance Period carry out tests as per acceptance Tests 25 The Work included in this Section of the contract specification shall fully comply with all statutory obligations and regulations 26 The Contractor shall prepare all submissions and pay any cost incurred for statutory inspections and certificates 27 The Engineer shall be at liberty to reject any plant, materials and workmanship not complying with the requirements of the contract specification or which are in any way unsuitable and to order their removal and replacement, without increase to the contract sum 28 The Engineer's decision as to what constitutes compliance with requirements and suitability shall be final and binding, the true intent and meaning of the contract being that the whole of the subcontract works shall be completed to the satisfaction of the Engineer 29 No rejected item shall be considered as a reason for failure to meet the completion date 30 The Contractor shall confirm to the construction programme and shall include everything necessary to complete the works within the programme are in a sequential and acceptable manner SECTION "ME" MAINTENANCE EQUIPMENT In addition to the items of spares specified elsewhere the following items of equipment shall be provided clearly marked 1 cast iron hand wheel for each different size of valve used throughout the installation Spare filter plates medium for each different type and size of filter used in the installation set of water testing equipment c/w chemicals etc set of special equipment/chemicals for cleaning of nozzles c/w extendable brush for cleaning of pipes Two sets of spanners, gland keys and other special tools required for testing or dismantling such items of equipment as compressors, pumps, filters, valves, nozzles etc shall be provided by the Contractors, together with a suitable holding rack arranged for wall fixing for one set and padlocked box for the other Two keys shall be provided for each size of air cock, automatic air valve or other valve requiring special tools to operate, together with duplicate keys for any clockwork, mechanism or locks as instrument, safety valves, etc supplied under this contract The costs for this equipment, tools and spares shall be included in the main body of the tender and entered in the space provided in the Summary of Tender All of this equipment, tools and spares shall be supplied to the Employer at the written instruction of Engineer It shall be clearly understood that this equipment, tools and spares not form part of the maintenance, service, materials, etc to be provided by the Contractor during the maintenance and Defect Notification period so described in Section "Guarantee" of this specification CELADON PLOT A1 – PHASE Tender Documentation Prepared by Land Sculptor Studio Co.,Ltd Landscape Construction Specification Water Feature Specification 13150.22 The Contractor shall supply the following consumable materials as and when required a All oils and grease required for lubrication of filtration systems, fan bearings, motor bearings, pivots and other moving parts b All consumable filter medium c All carbon bushes required to replace worn brushes in electric motors d Inspect and check all other equipment under this contract whether or not these are specifically mentioned in this Schedule e Instruct the operators responsible for the operation of the plant and equipment on correct method of operating the plant and equipment and on the maintenance points to be observed f Report in writing to the Engineer any defects in the pool and filtration END OF SECTION CELADON PLOT A1 – PHASE Tender Documentation Prepared by Land Sculptor Studio Co.,Ltd Landscape Construction Specification Water Feature Specification 13150.23 SECTION 13165 POOL FINISHES PART - GENERAL 1.01 GENERAL REQUIREMENTS A General: This specification section shall be read in conjunction with the Conditions of Contract, General Requirements of the Specifications, Drawings and other parts of the Contract Documents In cases where discrepancies arise between any part of the Contract Documents, refer to the Priority of Contract Documents listed in the Conditions of the Contract 1.02 SUBMITTALS A General: In compliance with Section 01330 and as specified herein B Product Data: Manufacturer’s published catalogue containing Maintenance guides for Employer’s use Full range of grout colours Manufacturer’s up-to-date kit containing full range of colours and patterns for tile for initial colour selections a Engineer will make colour selections from tile manufacturer’s standard colours b Engineer may select several colours and patterns Physical properties and characteristics of each selected tile and grout C Shop Drawings: Indicate tile patterns and locations, and widths and locations of expansion, contraction, control, and isolation joints in tile substrates and finished tile surfaces Indicate areas where cutting of tile may be required Locate precisely each joint and crack in tile substrates by measuring Record measurements on shop drawings and coordinate them with tile joint locations in consultation with Engineer D Samples: After selection by Engineer, prepare finished samples mounted on hardboard Provide separate sample board for each different type and each different pattern tile, showing colour grout with tile selected, in following approximate sizes: 300 mm x 300 x 8.5mm 100 x 100 x 7mm 50 x 50 x 7mm E Letter of Conformance; (FIO): In compliance with requirements of, and in format included in, Section 01330 1.03 QUALITY ASSURANCE A Single-Source Responsibility for Tile: Obtain each colour, grade, finish, type, composition, and variety of tile from single source with resources to provide products of consistent quality in appearance and physical properties without delaying progress of Work B Single-Source Responsibility for Setting and Grouting Materials: Obtain ingredients of uniform quality from one manufacturer for each cementitious and admixture component and from one source or producer for each aggregate C Installer Qualifications: Engage an experienced Installer who has successfully completed tile installations similar in material, design, and extent indicated for Project CELADON PLOT A1 – PHASE Tender Documentation Prepared by Land Sculptor Studio Co.,Ltd Landscape Construction Specification Pool Finishes 13165.1 1.04 DELIVERLY, STORAGE AND HANDLING A Delivery: Deliver materials in manufacturer’s original sealed containers Labels legible and intact identifying brand name and contents Tile cartons grade-sealed by manufacturer in compliance with ANSI A137.1, COP 5385 and BS 6431 with grade-seals unbroken Manufactured mortars and grouts to contain hallmarks certifying compliance with standards and be types recommended by tile manufacturer for application intended Adhesives in containers labelled with hallmarks certifying compliance with standards Organic adhesive containers bearing hallmark of either Adhesive and Sealant Council or Tile Council of America certifying compliance with ANSI A136.1 and BS 5980 Deliver dry-set mortar in sealed, moisture-proof containers B Store materials under cover in manner to prevent damage or contamination 1.05 ENVIRONMENTAL CONDITIONS A Comply with all minimum / maximum temperature range recommendations of the manufacturer of bonding and grouting material B Use all means necessary to protect ceramic tile and specialty items before, during, and after installation and to protect installed work and material 1.06 EXTRA MATERIALS A Furnish Employer with extra materials that match products installed as described below, packaged with protective covering for storage and identified with labels clearly describing contents Tile and Trim Units: Furnish quantity of full-size units equal to 3% of amount installed for each type, composition, colour, pattern, and size PART – PRODUCTS 2.01 ACCEPTABLE MANUFACTURERS A Tile: Pool Wall & Floor Tile: Refer to Landscape Tender Drawings All pool tile shall be glazed ceramic tiles with maximum absorption of 0.06% as manufactured by certified manufacturer Tile Colours: Refer to Landscape Tender Drawings B Grouting Material: Provide latex modified cement, factory blended grout to comply with directions of latex additive manufacturer Grouting mortar shall be ARDEX MG, a rapid drying marble and natural stone grout that binds the mix water within the grout virtually eliminating the risk of water staining of stone edges C Other Materials: Mastic: American Olean Company "Tile Tite, OAE" Follow manufacturers recommendations for installation Adhesive shall be ARDEX S 38, a rapid hardening flexible floor tile bedding mortar and may be grouted after 5hrs Installation should be in strict accordance with the manufacturer’s directions CELADON PLOT A1 – PHASE Tender Documentation Prepared by Land Sculptor Studio Co.,Ltd Landscape Construction Specification Pool Finishes 13165.2 All other materials, not specifically described but required for complete and proper installation of ceramic tile and specialty items as indicated on Drawings, shall be new, first quality of their respective kinds, and subject to approval of Engineer PART – EXECUTION 3.01 SURFACE CONDITIONS A Inspection: Prior to all work of this Section, carefully inspect installed Work of other trades and verify that all such Work is complete to the point where this installation may properly commence, and verify that the ceramic tile installation may be completed in strict accordance with this Section of these Specifications Verify that the ceramic tile and specialty items are installed in compliance with the drawings and all reference standards B Discrepancies: In the event of discrepancy immediately notify Engineer Do not proceed with installation in areas of discrepancy until all such discrepancies have been resolved 3.02 INSTALLATION A Method: Install all ceramic tile in strict compliance with installation method for swimming pools in Section 09300 Install all specialty items and specialty embedments in strict compliance with manufacturers recommendations, all pertinent codes and regulations, and referenced standards B Interface: Carefully establish and follow required horizontal and vertical elevations to ensure proper and adequate space for work and materials of other trades 3.03 PLASTER APPLICATION A Plaster will be pumped from mix truck to point of application and, after thorough cleansing and wetting of all surfaces, an initial scratch coat is applied to pool interior surfaces After scratch coat has been allowed to set-up, final coat of plaster is to be applied and troweled smooth Finish thickness will be from 10 mm to 13 mm thick All through-wall fittings are to be sealed with a "Thoroseal Water Plug" prior to application of scratch coat 3.04 CLEAN-UP A Upon completion of installation of ceramic tile and specialty items, thoroughly clean and polish exposed surface of those items Remove all equipment and debris which was product of this work and leave site in clean and presentable condition END OF SECTION CELADON PLOT A1 – PHASE Tender Documentation Prepared by Land Sculptor Studio Co.,Ltd Landscape Construction Specification Pool Finishes 13165.3 APENDDIX EXPOSED AGGREGATE AND PEBBLE WASH FINISH PART – GENERAL 1.01 SCOPE OF WORK A Furnish all labour, materials and equipment necessary to complete exposed aggregate and pebble wash finish for all concrete walkways, walls and related items shown on the Drawings and specified herein 1.02 RELATED WORK SPECIFIED ELSEWHERE 1.03 02510 Concrete Paving Walks and Curbing REFERENCED DOCUMENTS A Book: Landscape Construction, Third edition, by David Sauter B Specialist’s method of statement of pebble wash finish by Tai Nguyen Co.,Ltd 1.04 SUBMITTALS A Submit shop drawings indicating detail of pebble wash and exposed aggregate mix design and material specification, joint layout and details B Submit method of statement of exposed aggregate and pebble wash finish construction and maintenance data C Samples: Approved samples will be retained by Engineer and establish minimum acceptable quality standards for Work Samples of aggregate and pebbles: Submit samples as specified in clear transparent bag Submit minimum of samples of each specified material in range of slightly different sizes Mocked-up samples of specified exposed aggregate or pebble wash finish: Submit minimum total of three samples of each specified exposed aggregate or pebble wash finish in range of variable colours and variable size of pebbles or aggregate, 1m x 1m face size by thickness required After Engineer’s approval, provide two sets of 600 mm x 600 mm face size x thickness required 1.05 QUALITY ASSURANCE A Construction shall be by an skilled or experienced worker approved by the manufacturer of the materials supplied B Workers shall have a minimum of one (3) years experience in constructing the same or similar materials and shall be specifically approved in writing by the manufacturer PART - PRODUCTS 2.01 AGGREGATE AND PEEBLES A Fine aggregate for concrete for exposed aggregate finish surface shall consist of crushed granite stone and crushed or uncrushed gravel Size and colour shall follow Landscape Tender Drawings B Pebbles shall be local river wash pebbles without sharp edge on surface of each pebbles Size and colour shall follow Landscape Tender Drawings CELADON PLOT A1 – PHASE Tender Documentation Prepared by Land Sculptor Studio Co.,Ltd Landscape Construction Specification Exposed Aggregate and Pebble Wash Finish Appendix1.1 2.03 CEMENT A Cement shall conform to the requirements of ASTM C150, Type II B If, for any reason, cement becomes partially set or contains lumps of caked cement, it shall be rejected Cement salvaged from discarded or used bags shall not be used 2.04 PREMOLDED JOINT FILLER A Premolded joint filler for expansion joints shall conform to the requirements of ASTM D 1751 or ASTM D 1752 and shall be punched to admit the dowels where called for on the plans The filler for each joint shall be furnished in a single piece for the full depth and width required for the joint, unless otherwise specified by the Engineer When the use of more than one piece is authorized for a joint, the abutting ends shall be fastened securely and held accurately to shape by stapling or other positive fastening means satisfactory to the Engineer 2.08 WATER A Water used in mixing or curing shall be clean and free of oil, salt, acid, alkali, sugar, vegetable, or other substances injurious to the finished product as possible Water known to be potable quality may be used without testing 2.09 COVER MATERIAL FOR CURING A Curing materials shall conform to one of the following specifications: Liquid membrane forming compounds for curing concrete shall conform to the requirements of ASTM C309, Type 2 While polyethylene film for curing concrete shall conform to the requirements of ASTM C171 White burlap-polyethylene sheeting for curing concrete shall conform to the requirements of ASTM C171 Waterproof paper for curing concrete shall conform to the requirements of ASTM C171 PART - EXECUTION 3.01 FINISHING A Site Preparation: Concrete slab shall be sloped and finished to grade as specified following Section 02510 Concrete Paving Walks and Curbing B Finishing on wet concrete: When concrete floor slab or wall plaster has begun to set, begin surfacing finish or texturing Broadcast aggregates or pebbles over the surface after bull floating by using a trowel embed it into the top of the slab or wall plaster Float the surface just until the aggregate disappear After the concrete begins to harden enough to support a person’s weight or approximately hours, lightly scrub with a hose and broom to remove the top film of concrete and expose the embedded aggregate or pebbles If the scrubbing operation gouges the surface and dislodges aggregate, stop immediately and repair the holes Then wait for slab to harden further Cure the entire surface until six to seven days later, wash the surface with diluted acid, a mixture of parts water and 1part muriatic acid or trisodium phosphate (TSP) C Finishing on dry concrete: When concrete floor slab or wall plaster had dried The surface of concrete slab shall be roughened, but not exceed 5mm rough The concrete slab must not have any cracks CELADON PLOT A1 – PHASE Tender Documentation Prepared by Land Sculptor Studio Co.,Ltd Landscape Construction Specification Exposed Aggregate and Pebble Wash Finish Appendix1.2 Clean the surface by using hose to spray and clean the surface with water Lay premolded joint filler The filler for each joint shall be furnished in a single piece for the full depth and width required for the joint, unless otherwise specified by the Engineer The depth of joint shall be as same thickness of exposed aggregate and pebble wash finish When the use of more than one piece is authorized for a joint, the abutting ends shall be fastened securely and held accurately to shape by stapling or other positive fastening means satisfactory to the Engineer Lay galvanized steel wire mesh on the surface, elevating above the slab 2-5mm Mix cement, water and sika latex to bond the adhesive layer of dry concreted and cement exposed aggregate or pebble wash finish Broadcast wet cement mixed aggregates or pebbles over the surface Thickness of wet cement mixed aggregates or pebbles shall fill the depth of premolded joint filler Float the surface just until the aggregate disappear After the cement mix begins to harden enough to support a person’s weight or approximately hours, lightly scrub with a hose and broom to remove the top film of cement and expose the embedded aggregate or pebbles If the scrubbing operation gouges the surface and dislodges aggregate, stop immediately and repair the holes Then wait for slab to harden further Cure the entire surface until six to seven days later, wash the surface with with diluted acid, a mixture of parts water and 1part muriatic acid or trisodium phosphate (TSP) 10 When the surface has dried, apply sealer follow manufacturer or supplier’s recommendation Apply a light coat of sealer using a brush or roller Allow the first layer of sealer to dry and app;y a second coat C Curing: The entire surface of the concrete shall be cured for a total period of 72 hours After the finishing operations have been completed and as soon as the concrete has hardened sufficiently to permit placing the cover or curing compound without marring the surface, the curing, as specified herein, shall be commenced and shall be continuous The exposed surface of the concrete shall be cured by one of the following methods: The entire exposed surface shall be covered with two or more layers of burlap having a combined weight of 15 kg or more per square meter when dry The burlap shall extend at least 600 mm outside of the forms and strips shall overlap at least 150 mm Immediately after placing, the mat shall be thoroughly wetted with water and kept in a saturated condition for the curing period The entire exposed surface shall be wetted with a fine spray of water and then covered with polyethylene sheeting The edges and laps shall be held down securely by continuous ridges of earth A curing compound conforming to the requirements, shall be applied by spray equipment with nozzles capable of thoroughly atomizing the curing compound so as not to mar the surface The compound shall be applied in a single coat in accordance with the manufacturer’s instructions Any cracks, checks or other defects appearing in the coating shall be re-coated within 30 minutes Any surface which becomes damaged by rainfall or subsequent construction operations within hours after the application of the compound shall be retreated C Maintenance: Use high pressure water jet to clean surface Use diluted acid to remove stain from the surface Follow supplier’s or manufacturer’s recommendation 3.02 CLEANUP A At the completion of the work, Contractor shall clean up all scraps, rubbish, and surplus materials caused by this work and remove them from the site END OF SECTION CELADON PLOT A1 – PHASE Tender Documentation Prepared by Land Sculptor Studio Co.,Ltd Landscape Construction Specification Exposed Aggregate and Pebble Wash Finish Appendix1.3 APPENDIX COMPOSITE WOOD DECK FLOORING PART - GENERAL 1.01 GENERAL REQUIREMENTS A General: This specification section shall be read in conjunction with the Conditions of Contract, General Requirements of the Specifications, Drawings and other parts of the Contract Documents In cases where discrepancies arise between any part of the Contract Documents, refer to the Priority of Contract Documents listed in the Conditions of the Contract B Scope of Work: Furnish all labour, materials and equipment necessary to complete all wood deck floor and related items shown on the Drawings and specified herein C Referenced document: Construction method for Kankyowood II Flooring by KNCVN Interior and Construction 1.02 QUALITY ASSURANCE A Installation shall be by an experienced applicator approved by the manufacturer of the materials supplied B Applicator shall have a minimum of one (3) years experience in constructing and installing the same or similar materials and shall be specifically approved in writing by the manufacturer C Submit one (1) copy of written proof of qualifications to the Engineer D Wood deck products specified under this Section shall be furnished by an approved manufacturer The wood deck and all related appurtenances shall be constructed and installed with the best practices and methods 1.03 SUBMITTALS A General: In compliance as specified herein B Product Data: Manufacturer’s published catalogue containing product data for Cast-in-situ EPDM system indicating physical properties and compliance with criteria specified herein Include manufacturer’s written installation instructions and maintenance data for composite wood flooring system C Samples: Approved samples will be retained by Engineer and establish minimum acceptable quality standards for Work Submit samples of composite wood plank and all related appurtenances, 600 mm x 600 mm face size by thickness required, or four rows of composite wood planks including joist system After Engineer’s approval, provide two sets of 600 mm x 600 mm face size x thickness required D Shop Drawings: Submit for Engineer’s approval prior to beginning installation Include layout drawings for composite wood deck floor showing location, size or setting-out finished levels and surface drainage altitude and identification marks Detail drawings showing dimensions and wood laying direction, pattern and joint location Include details of joists, connections to adjoining work and methods of installation E Product certificate and test report, and Product warranty certificate CELADON PLOT A1 – PHASE Tender Documentation Prepared by Land Sculptor Studio Co.,Ltd Landscape Construction Specification Composite Wood Deck Flooring Appendix2.1 1.04 DELIVERY, STORAGE, AND HANDLING A Protect materials during transportation, handling and storage B Store materials under cover in manner to prevent damage or contamination Store above ground on level platforms, which allow air circulation under stacked units Cover with heavy weatherproof coverings to prevent staining by weather, dirt, mud, oils and grease C Carefully handle to prevent chipping, spilling, cracking and all other damage which impairs strength, durability and appearance D Discard and remove damaged materials from Project site C Do not deliver the materials to site until construction is complete in area to receive composite wood flooring installation PART - PRODUCTS 2.01 PRODUCT SPECIFICATION: A Composite wood deck: Standard type: Kankyo wood II MKV 04-145x 25S, hollow section wood plank To be used for inner wood deck flooring Standard type: Kankyo wood II MKV 06-145x 25S, solid section wood plank To be used for outer wood deck flooring where the tip ends of wood planks are shown as designed B Joist: Galvanized steel frame as specified in Landscape Tender Drawings, with anti-rust paint Kankyo wood II MKV-40x30S-NA C Others: “MKV TOMEGU” T fixing parts and 304 stainless steel (grade304) screws Adhesive silicone Follow manufacturers recommendations for installation PART - EXECUTION 3.01 COMPOSITE WOOD FLOOR CONSTRUCITON AND INSTALLATION A Site Preparation: a The site shall be cleaned and cleared Concrete slab surfaces shall to be flat and smooth Any residual mortar shall be removed If it is the concrete surface with water-proofing, then use an aerate jet water to spray and clean the surface with water, avoiding breaking the water-proofing surfaces b Concrete slab surfaces shall be sloped and finished to grade as specified B Install galvanized steel frames as specified and designed: a Setting out and install struts and joist system according to shop-drawings b Alternative joist system: After the outer frame using galvanized steel frame is arranged in accordance with the design, MKV-30*40-NA joist can be used and installed as internal frame with spacing of 400-500mm c The joists are bonded to the concrete slab by mixture of silicone and cured for 48-hour If the area of joist installation does not have water-proofing, the joists are assembled to the concrete slab by anchors d Inspect the water drainage to ensure the joist system doesn’t obstruct the drainage run-off CELADON PLOT A1 – PHASE Tender Documentation Prepared by Land Sculptor Studio Co.,Ltd Landscape Construction Specification Composite Wood Deck Flooring Appendix2.2 water on concrete slab surface C Composite floor plank installation: a Install first wood deck plank Create an inclined hole in the first plank and fix this plank into the joist bar by screws b From the second wood deck plank installation onward, setting of MKV TOMEGU dowel between the second and the first plank Assemble the dowel to the joist by screws Alternative wood deck plank installation: the wood deck plank can be screwed directly to the joist c The gap between wood deck plank shall be at least 5mm, between side to side and between the plank tips of each plank D Quality inspection: Inspect installation quality before handing over a The surface of the wood deck floor must be flat and consistent No bended plank b The wood deck floor must be stable, not swaying and wobbling when walkover 3.02 CLEANING, SEALING AND PROTECTING A Remove stains, excess materials and debris as Work progresses B Clean composite wood deck floor surface C Keep surface free of debris until Issue of Taking Over Certificate END OF SECTION CELADON PLOT A1 – PHASE Tender Documentation Prepared by Land Sculptor Studio Co.,Ltd Landscape Construction Specification Composite Wood Deck Flooring Appendix2.3 APPENDIX CAST-IN-SITU EPDM RUBBER FLOOR PART - GENERAL 1.01 GENERAL REQUIREMENTS A General: This specification section shall be read in conjunction with the Conditions of Contract, General Requirements of the Specifications, Drawings and other parts of the Contract Documents In cases where discrepancies arise between any part of the Contract Documents, refer to the Priority of Contract Documents listed in the Conditions of the Contract B Scope of Work: Furnish all labour, materials and equipment necessary to complete all Cast-in-situ EPDM rubber floor and related items shown on the Drawings and specified herein C Referenced document: Specification and Method Statement of EPDM Rubber flooring by Playpoint Singapore Pte, Ltd 1.02 QUALITY ASSURANCE A Installation shall be by an experienced applicator approved by the manufacturer of the materials supplied B Applicator shall have a minimum of one (3) years experience in applying the same or similar materials and shall be specifically approved in writing by the manufacturer C Submit one (1) copy of written proof of qualifications to the Engineer D The EPDM rubber floor products specified under this Section shall be furnished by an approved manufacturer The EPDM rubber granular foam and all related appurtenances shall be constructed and installed with the best practices and methods 1.03 SUBMITTALS A General: In compliance as specified herein B Product Data: Manufacturer’s published catalogue containing product data for Cast-in-situ EPDM system indicating physical properties and compliance with criteria specified herein Include manufacturer’s written installation instructions and maintenance data for Cast-in-situ EPDM system C Samples: Approved samples will be retained by Engineer and establish minimum acceptable quality standards for Work Mocked-up samples of specified mixed-colour EPDM rubber floor: Submit minimum total of three samples, 300 mm x 300 mm face size by thickness required, of each specified mixed-colour EPDM rubber floor in range of darker and lighter colours or suggested durable mixed-colour After Engineer’s approval, provide two sets of 600 mm x 600 mm face size x thickness required D Shop Drawings: Submit for Engineer’s approval prior to beginning installation Include layout drawings for cast-in-situ EPDM rubber floor showing location, size or setting-out finished levels and identification marks Detail drawings showing dimensions and colour-mixed Include details of joints, connections to adjoining work and methods of installation E Product certificate and test report, and Product warranty certificate CELADON PLOT A1 – PHASE Tender Documentation Prepared by Land Sculptor Studio Co.,Ltd Landscape Construction Specification Cast-in-situ EPDM rubber floor Appendix3.1 1.04 DELIVERY, STORAGE, AND HANDLING A Protect materials during transportation, handling and storage B Store materials under cover in manner to prevent damage or contamination C Do not deliver the materials to site until construction is complete in area to receive the cast-in-situ EPDM rubber floor application PART - PRODUCTS 2.01 ACCEPTABLE MANUFACTURER’S PRODUCTS Follow manufacturer’s product specification Cast-in-situ EPDM system consists of a base layer of Shredded rubber that is continuous mechanical mixing cast-in-situ wet pour materials that is mechanical mix at site using a continuous mixer to blend the rubber granules and polyurethane binders to a consistent mixture When the base layer of EPDM granules with is continuous mechanical mixed at site and they worked deep into the base layer, creating a mechanical, as well as a chemical bond between the layers A EPDM top layer: Surface layer is of ETHYLENE PROPYLENE DIENMONOMER (EPDM) The size shall be ranging from 1mm -4mm in granular form EPDM properties Specific Gravity Elongation Tensile strength Mn/m2 Volume(kg/Litre) (peroxide cure) 1.56 800 4.5 0.73 Characteristics of EPDM a b c d e f g h i j Homogeneous Colourfast Carbon-Free Extremely Durable UV stable Non-toxic Resistance to abrasive wear SS 495:2001 Slip Resistance to SS495:2001 Resistance to indentation SS 495:2001 Ease of Ignition SS495:2001 B Shredded base layer: Base layer is the precise combination mixture using continuous mechanical mixer to mix pure, free of unwanted dust with polyurethane binder C Other Materials: Polyurethane Binder: A solvent-free, single component, Moisture curing binder based on polyurethane resin, which is slow curing for use in warm climate Typical properties Appearance Clear Brown Viscosity 3000mPas Flash Point > 200c Shell life months CELADON PLOT A1 – PHASE Tender Documentation Prepared by Land Sculptor Studio Co.,Ltd Landscape Construction Specification Cast-in-situ EPDM rubber floor Appendix3.2 Continuous Mixer: A mechanical mixer to mix polyurethane resin and rubber shredded to form a homogeneous and consistent base layer mixture The surface layer of EPDM is mixed with UVStable polyurethane using the same continuous mixer PART - EXECUTION 3.01 CAST-IN-SITU EPDM RUBBER FLOOR APPLICATION A Surface Preparation: All surfaces are to be laid to fall and shall be clean and dry before commencement of the works The new concrete base shall be allowed to cure for a minimum of seven days before commencement of the rubber flooring B SBR Base layer(shredded): SBR Shredded base layer shall be mixed by mechanical mixer with the polyurethane binder and laid onto the concrete slab A minimum ratio of 100:12 by weight between the rubber granules and binder shall be accordingly The SBR rubber layer shall minimum 40mm thick The screed shall be trowelled to form a uniform and seamless layer C Curing for Base Rubber: The surface shall be cured for a minimum of 12 Hours before proceeding to next layer E EPDM application: A minimum thickness of 10mm EPDM with sizes of 1-4mm layer is laid on a SBR rubber base A minimum ratio of 100:20 by weight between the EPDM rubber and binder shall be mixed The screed shall be cast-in-situ screed and hand trowel to maintain a seamless application F Curing for EPDM: The surface can be walked on only after 18 hours However, the playground shall only be opened for public usage after days when is full curing is achieved Proper barricade shall be provided during the process of curing G Performance Requirements: Test certificates for the performance requirements specified hereunder shall be submitted to the SP rep for approval The performance requirements and test methods for impact absorbing playground surfacing shall comply with SS 495:2001 or ASTM Standards 3.02 CLEANING, SEALING AND PROTECTING A Remove stains, excess materials and debris as Work progresses B Clean EPDM rubber floor surface C Keep surface free of debris until Issue of Taking Over Certificate END OF SECTION CELADON PLOT A1 – PHASE Tender Documentation Prepared by Land Sculptor Studio Co.,Ltd Landscape Construction Specification Cast-in-situ EPDM rubber floor Appendix3.3 ... 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