MS 010 road reinstatement rev2

EAST - WEST HIGHWAY AND WATER ENVIRONMENT PROJECT MANAGEMENT UNIT OF HO CHI MINH CITY HO CHI MINH CITY WATER ENVIRONMENT IMPROVEMENT PROJECT PACKAGE D - CONVEYANCE SEWER CONSTRUCTION AND EXISTING COMBINED SEWER IMPROVEMENT SHIMIZU CORPORATION MS-010 ROAD REINSTATEMENT METHOD STATEMENT MS-010-01 ROAD REINSTATEMENT SHIMIZU CORPORATION PACKAGE D CONVEYANCE SEWER CONSTRUCTION AND EXISTING COMBINED SEWER IMPROVEMENT GUIDANCE NOTES Where this page is over-stamped with the words “Controlled Copy” this means: a) Distribution is centralized - in this case of this document from the Site Manager; b) Each copy is issued to a particular person or organization If the document is no longer required it should be returned to the relevant person; c) It is not to be photocopied either in whole or in part Additional copies are available on request; d) Copy holders will be automatically issued with any amendments Responsibility for incorporating such amendments rests with the copy holder EAST - WEST HIGHWAY AND WATER ENVIRONMENT PROJECT MANAGEMENT UNIT OF HO CHI MINH CITY HO CHI MINH CITY WATER ENVIRONMENT IMPROVEMENT PROJECT PACKAGE D - CONVEYANCE SEWER CONSTRUCTION AND EXISTING COMBINED SEWER IMPROVEMENT SHIMIZU CORPORATION REV NO ISSUE DATE MS-010 ROAD REINSTATEMENT PREPARED BY REVIEWED BY REVIEWED BY CHIEF QC ENG AREA QC MANAGER MANAGER B.N TOAN V.G KIM M HOSOI J MORAN REVIEWED BY SITE MANAGER Y UCHIDA APPROVED BY PROJECT MANAGER K YOSHIDA EAST - WEST HIGHWAY AND WATER ENVIRONMENT PROJECT MANAGEMENT UNIT OF HO CHI MINH CITY HO CHI MINH CITY WATER ENVIRONMENT IMPROVEMENT PROJECT PACKAGE D - CONVEYANCE SEWER CONSTRUCTION AND EXISTING COMBINED SEWER IMPROVEMENT SHIMIZU CORPORATION MS-010 ROAD REINSTATEMENT TABLE OF CONTENTS GENERAL 1.1 1.2 1.3 1.4 PURPOSE TERMS OF REFERENCE REFERRED DRAWINGS MATERIAL STANDARDS 4 AND STANDARD TESTING PROCEDURES SCOPE METHODOLOGY OF 3.1 3.2 3.3 3.4 3.5 3.6 3.6 3.7 3.8 3.9 3.10 3.11 3.12 3.13 3.14 WORK GENERAL MATERIAL REQUIREMENTS PAVEMENT TYPES FLOWCHART PREPARATORY WORKS SUB-GRADE PREPARATION SPREADING AND COMPACTION OF SUB-BASE MATERIALS 15 SPREADING AND COMPACTION OF BASE MATERIALS 16 BITUMINOUS PRIME COAT APPLICATION SPREADING AND COMPACTION OF ASPHALT BINDER COURSE 17 BITUMINOUS TACK COAT APPLICATION SPREADING AND COMPACTION OF ASPHALT WEARING COURSE CONSTRUCTION JOINTS ROAD MARKING TEST AND INSPECTION PRIOR TO USAGE 6 6 11 13 14 15 17 20 20 21 22 22 SCHEDULE 23 ORGANIZATION 24 5.1 5.2 5.3 ORGANIZATION CHART SUPPLIERS / SUB-CONTRACTOR LIST OF MACHINERY / EQUIPMENT QUALITY CONTROL 6.1 6.2 INSPECTION AND TEST PLAN NON-CONFORMANCE REPORT 27 24 25 25 25 26 _ Page of 96 EAST - WEST HIGHWAY AND WATER ENVIRONMENT PROJECT MANAGEMENT UNIT OF HO CHI MINH CITY HO CHI MINH CITY WATER ENVIRONMENT IMPROVEMENT PROJECT PACKAGE D - CONVEYANCE SEWER CONSTRUCTION AND EXISTING COMBINED SEWER IMPROVEMENT SHIMIZU CORPORATION MS-010 ROAD REINSTATEMENT SAFETY MANAGEMENT 27 ENVIRONMENTAL MANAGEMENT 28 APPENDICES LOCATION MAP CONSTRUCTION SEQUENCE AND EQUIPMENT ARRANGEMENT INSPECTION AND TEST PLAN INSPECTION AND TEST PLAN FOR BASE MATERIAL INSPECTION AND TEST PLAN FOR BITUMINOUS PRIME COAT INSPECTION AND TEST PLAN FOR SITE WORKS / COMPLETED WORKS FOR SUB-BASE MATERIALS AND AND CONSTRUCTION CONSTRUCTION AND TACK COAT INSPECTION CHECKLIST(S) / FORMS SAFETY RISK ASSESSMENT ENVIRONMENTAL RISK ASSESSMENT _ Page of 96 EAST - WEST HIGHWAY AND WATER ENVIRONMENT PROJECT MANAGEMENT UNIT OF HO CHI MINH CITY HO CHI MINH CITY WATER ENVIRONMENT IMPROVEMENT PROJECT PACKAGE D - CONVEYANCE SEWER CONSTRUCTION AND EXISTING COMBINED SEWER IMPROVEMENT SHIMIZU CORPORATION MS-010 ROAD REINSTATEMENT GENERAL This method statement describes the procedures for the reconstruction and reinstatement of portions of roadways which have been disturbed by the works for the Existing Combined Sewer Improvement and Secondary Interceptor Sewer 1.1 PURPOSE The purpose of this document is as noted hereunder: a) b) 1.2 To reconstruct and reinstate base and sub-base layers To reconstruct and reinstate bituminous asphalt layers TERMS OF REFERENCE The terms of the Contract hereunder noted are applicable to contents of this document: the a) Contract Documents, Specifications: Technical Specification Section “Roads and Pavements” b) Contract Documents, Bill of Quantities, Bill No.3.6 and Bill No 4.1.6 1.3 REFERRED DRAWINGS, ETC The following drawings are applicable to the contents of this document: a) Contractor’s Drawing No L# - P – 5xx “Road Reinstatement Plan” Note: The above drawings shall be developed in the excavation stage _ Page of 96 EAST - WEST HIGHWAY AND WATER ENVIRONMENT PROJECT MANAGEMENT UNIT OF HO CHI MINH CITY HO CHI MINH CITY WATER ENVIRONMENT IMPROVEMENT PROJECT PACKAGE D - CONVEYANCE SEWER CONSTRUCTION AND EXISTING COMBINED SEWER IMPROVEMENT SHIMIZU CORPORATION MS-010 ROAD REINSTATEMENT b) Method Statement MS-00-01 c) Temporary Road Occupancy for Open-cut TRO-00#-0# 1.4 MATERIAL STANDARDS AND TESTING PROCEDURES a) b) c) d) AASHTO T89; Liquid limit AASHTO T91; Plasticity Index AASHTO T176; Sand Equivalent AASHTO T96; Loss by Abrasion of particles retained on ASTM No.12 Sieve e) AASHTO T180; Maximum Dry Density, Method D f) AASHTO T191; Field Density Test g) ASTM D3; Toughness h) AASHTO T104; Soundness Test by Sodium/Magnesium Sulphate i) AASHTO T96; Loss by Abrasion after 100/500 Revolutions j) AASHTO T189; Soft Fragments k) AASHTO T112; Clay lumps l) AASHTO M82; Standard Specification for Bituminous Prime Coat m) AASHTO M140/M208; Standard Specification for Bituminous Tack Coat n) AASHTO T245; Resistance to Plastic Flow of Bituminous Mixtures Using Marshall Apparatus o) AASHTO T209; Theoretical Maximum Specific Gravity and Density of Bituminous Paving Mixtures p) AASHTO M20; Standard Specification for Asphalt Cement _ Page of 96 EAST - WEST HIGHWAY AND WATER ENVIRONMENT PROJECT MANAGEMENT UNIT OF HO CHI MINH CITY HO CHI MINH CITY WATER ENVIRONMENT IMPROVEMENT PROJECT PACKAGE D - CONVEYANCE SEWER CONSTRUCTION AND EXISTING COMBINED SEWER IMPROVEMENT SHIMIZU CORPORATION MS-010 ROAD REINSTATEMENT SCOPE OF WORK The scope of works associated with the road reinstatement works for the Existing Combined Sewer Improvement (Including Secondary Interceptor Sewer) is outlined in Table 2.1 For a pictorial presentation of the works reference is also made to Appendix No.1 hereto: Table 2.1 Combined Sewer Improvement (Including Secondary Interceptor Sewer) Lin Street e No Dien Bien Phu St Nguyen Bieu St Tran Binh Trong St Le Hong Phong St An Duong Vuong St Length (m) Area * (m2) Pavement Type 722 854 1,941 2,948 P2 P1 , P2 1,298 5,430 P1, P2, P4 1,723 6,146 P2, P4 _ Page of 96 EAST - WEST HIGHWAY AND WATER ENVIRONMENT PROJECT MANAGEMENT UNIT OF HO CHI MINH CITY HO CHI MINH CITY WATER ENVIRONMENT IMPROVEMENT PROJECT PACKAGE D - CONVEYANCE SEWER CONSTRUCTION AND EXISTING COMBINED SEWER IMPROVEMENT SHIMIZU CORPORATION MS-010 ROAD REINSTATEMENT Huynh Man Dat St An Duong Vuong St 2,244 7,808 P2 Mac Cuu St Chau Van Liem St Thuan Kieu St Le Dai Hanh St Thang St Ly Thuong Kiet St 2,642 9,869 P1, P2 9,483 3,4142 Tota l Note: * The Quantities are tentative and shall be confirmed in the drawings L#-P-5xx METHODOLOGY 3.1 GENERAL The road reinstatement works from Line to is divided into ranges and each range is divided into two stages The works shall commence at Line in An Duong Voung St and progress towards Line 6, Line 3, Line 5, Line and Line respectively 3.2 MATERIAL REQUIREMENTS Material requirements were summarized from Technical Specifications Volume 2, Section 6, for ease of reference 3.2.1 Sub-base Materials Supply of sub-base materials shall be in accordance with the drawings, and specifications Material requirements is summarized hereunder, Red Soil Sub-base Course Requirements for Red Soil Base Course Particles retained on sieve No 10 Min 50% _ Page of 96 EAST - WEST HIGHWAY AND WATER ENVIRONMENT PROJECT MANAGEMENT UNIT OF HO CHI MINH CITY HO CHI MINH CITY WATER ENVIRONMENT IMPROVEMENT PROJECT PACKAGE D - CONVEYANCE SEWER CONSTRUCTION AND EXISTING COMBINED SEWER IMPROVEMENT SHIMIZU CORPORATION MS-010 ROAD REINSTATEMENT (2mm) Liquid Limit, LL (AASHTO T89) Plasticity Index, Ip (AASHTO T91) Ip x (% passing sieve No 200 (0.074 mm) Max 40 Max 20 Max 20 Granular Sub-base Course Grading Requirements for Granular Su-base Course AASHTO Sieve Designation inch ½ inch inch 3/4 inch 3/8 inch No.4 (5 mm) No.10 (2mm) No 40 (0.4mm) No.200 (0.074mm) Percentage Passing by Weight 100 70-100 55-85 50-80 40-70 30-60 20-50 10-30 5-15 Other Requirements of Granular Sub-Base Course Liquid Limit (AASHTO T89) Plasticity Index (AASHTO T176) Sand Equivalent (AASHTO T176) Loss by abrasion of particles retained on ASTM No 12 sieve (AASHTO T96) Soaked CBR at the required density (100% of the maximum dry density according to AASHTO T180 25 max max 25 40% max 60% max 3.2.2 Base Course Physical Requirements of Base Course Material _ Page of 96 EAST - WEST HIGHWAY AND WATER ENVIRONMENT PROJECT MANAGEMENT UNIT OF HO CHI MINH CITY HO CHI MINH CITY WATER ENVIRONMENT IMPROVEMENT PROJECT PACKAGE D - CONVEYANCE SEWER CONSTRUCTION AND EXISTING COMBINED SEWER IMPROVEMENT SHIMIZU CORPORATION MS-010 ROAD REINSTATEMENT Toughness (ASTM D3) Loss by sodium sulphate soundness test (AASHTO T104) Loss by magnesium sulphate soundness test (AASHTO T104) Loss by abrasion after 100 revolutions (AASHTO T96) Loss by abrasion after 500 revolutions (AASHTO T96) Flat and Elongated pieces, by weight (pieces larger inch, with thickness less than 1/5 of length Soft fragments (AASHTO T189) Clay lumps (AASHTO T112) 10% max 12% max 10% max 40% max % max 5% max 0.25% max Grading Requirements of Base Course Material AASHTO Sieve Designation ½ inch inch ½ inch inch ½ inch Percentage Passing by Weight 100 90-100 35-70 0-15 0-5 Grading Requirements for Blended Base Course Material AASHTO Sieve Designation 3/8 inch No.4 (5mm) No.100 (0.15mm) Plasticity Index (AASHTO T90) Sand Equivalent (ASHTO T176) 3.2.3 Requirements Percentage Passing by Weight 100 85-100 10-30 max 30 Bituminous Materials and Asphalt Concrete Bituminous Prime Coat _ Page 10 of 96 EAST - WEST HIGHWAY AND WATER ENVIRONMENT PROJECT MANAGEMENT UNIT OF HO CHI MINH CITY HO CHI MINH CITY WATER ENVIRONMENT IMPROVEMENT PROJECT PACKAGE D - CONVEYANCE SEWER CONSTRUCTION AND EXISTING COMBINED SEWER IMPROVEMENT SHIMIZU CORPORATION MS-010 ROAD REINSTATEMENT ………………………………………………………………………………………………… ………………………………………………………………………………………………… ………………………………………………………………………………………………… ………………………………………………………………………………………………… - Các tài liệu để nghiệm thu:/ Document for inspection basis: …………………………………………………………………………………………………… …………………………………………………………………………………………………… …………………………………………………………………………………………………… …………………………………………………………………………………………………… …………………………………………………………………………………………………… …………………………………………………………………………………………………… …………………………………………………………………………………………………… …………………………………………………………………………………………………… - END - APPENDIX SAFETY RISK ASSESSMENT Page 82 of 96 EAST - WEST HIGHWAY AND WATER ENVIRONMENT PROJECT MANAGEMENT UNIT OF HO CHI MINH CITY HO CHI MINH CITY WATER ENVIRONMENT IMPROVEMENT PROJECT PACKAGE D - CONVEYANCE SEWER CONSTRUCTION AND EXISTING COMBINED SEWER IMPROVEMENT SHIMIZU CORPORATION MS-010 ROAD REINSTATEMENT Page 83 of 96 EAST - WEST HIGHWAY AND WATER ENVIRONMENT PROJECT MANAGEMENT UNIT OF HO CHI MINH CITY HO CHI MINH CITY WATER ENVIRONMENT IMPROVEMENT PROJECT PACKAGE D - CONVEYANCE SEWER CONSTRUCTION AND EXISTING COMBINED SEWER IMPROVEMENT SHIMIZU CORPORATION MS-010 ROAD REINSTATEMENT RISK ASSESSMENT - SF-03 WEIP/D/SF-03/016 METHOD STATEMENT: MS-010 ROAD REINSTATEMENT (C) Health and Safety Consequence S1 Negligible / No Effect S2 Minor Injuries S3 Major Injuries S4 Fatalities Ref Activities Hazard (C) Environmental Consequence E1 No Effect E2 Minor Effect E3 Major Effect E4 Irreversible Consequence People Affected YP instability Lifting close to O/H electric lines Collision with other plant / traffic Night work (RR)Risk Rating (Consequence (c) x Frequency (F)) 1~4 Insignificant Work May Proceed 5~8 Acceptable Work May Proceed ~ 12 Substantial Work may not proceed 13 ~ 16 Intolerable Work may not proceed Before Control Risk Control Measures After Control (F) Frequency Negligible Unlikely Likely Probable VIS Transportati on of equipment / material G MORAN Oth er C F RR C F RR Safety induction / provide signage Ensure lifting hook is provided with safety latch Qualified, experienced operator Follow standards and check area prior to starting works S2 S2 S2 S2 PUB Traffic hazard Equipment falls when loading Crane BY: JUDE CO E PREPARED Injury √ √ S3 Injury √ √ S3 Injury √ √ S3 Electrocution / Injury √ √ S3 Injury √ √ S3 Ensure banksmen is present transporting equipment on the Site S2 Injury √ √ S3 Provide adequate lighting S2 _ Page 84 of 96 EAST - WEST HIGHWAY AND WATER ENVIRONMENT PROJECT MANAGEMENT UNIT OF HO CHI MINH CITY HO CHI MINH CITY WATER ENVIRONMENT IMPROVEMENT PROJECT PACKAGE D - CONVEYANCE SEWER CONSTRUCTION AND EXISTING COMBINED SEWER IMPROVEMENT SHIMIZU CORPORATION MS-010 ROAD REINSTATEMENT RISK ASSESSMENT - SF-03 WEIP/D/SF-03/016 METHOD STATEMENT: MS-010 ROAD REINSTATEMENT (C) Health and Safety Consequence S1 Negligible / No Effect S2 Minor Injuries S3 Major Injuries S4 Fatalities Ref Activities Hazard (C) Environmental Consequence E1 No Effect E2 Minor Effect E3 Major Effect E4 Irreversible Consequence People Affected YP Oth er C F RR S3 Night work Injury √ √ Interaction between plant / workers Electrocutio n Injury √ S3 Injury √ S3 Injury √ S2 Improper use of hand tools VIS Temporary Facilities G MORAN (RR)Risk Rating (Consequence (c) x Frequency (F)) 1~4 Insignificant Work May Proceed 5~8 Acceptable Work May Proceed ~ 12 Substantial Work may not proceed 13 ~ 16 Intolerable Work may not proceed Before Control Risk Control Measures After Control PUB BY: JUDE (F) Frequency Negligible Unlikely Likely Probable CO E PREPARED C F RR Provide adequate lighting S2 Safety induction, adequate signage, experienced operators Ensure electrical system installed by experienced personnel Safety induction / tool box talks S2 S2 S1 1 _ Page 85 of 96 EAST - WEST HIGHWAY AND WATER ENVIRONMENT PROJECT MANAGEMENT UNIT OF HO CHI MINH CITY HO CHI MINH CITY WATER ENVIRONMENT IMPROVEMENT PROJECT PACKAGE D - CONVEYANCE SEWER CONSTRUCTION AND EXISTING COMBINED SEWER IMPROVEMENT SHIMIZU CORPORATION MS-010 ROAD REINSTATEMENT RISK ASSESSMENT - SF-03 WEIP/D/SF-03/016 METHOD STATEMENT: MS-010 ROAD REINSTATEMENT (C) Health and Safety Consequence S1 Negligible / No Effect S2 Minor Injuries S3 Major Injuries S4 Fatalities Ref Activities Hazard (C) Environmental Consequence E1 No Effect E2 Minor Effect E3 Major Effect E4 Irreversible Consequence Night work Injury √ √ Disposal of surplus material Night work Injury √ Overload truck Traffic accident √ Interaction between plant / workers Injury √ √ YP Cutting pavement VIS People Affected PUB BY: JUDE G MORAN (RR)Risk Rating (Consequence (c) x Frequency (F)) 1~4 Insignificant Work May Proceed 5~8 Acceptable Work May Proceed ~ 12 Substantial Work may not proceed 13 ~ 16 Intolerable Work may not proceed Before Control Risk Control Measures After Control (F) Frequency Negligible Unlikely Likely Probable CO E PREPARED Oth er C F RR S3 S3 S2 S3 C F RR Provide adequate lighting / signage S2 Provide adequate lighting / signage S2 S1 1 S2 Ensure no overloading, provide canvas cover for dump trucks Safety induction, adequate signage, experienced operators _ Page 86 of 96 EAST - WEST HIGHWAY AND WATER ENVIRONMENT PROJECT MANAGEMENT UNIT OF HO CHI MINH CITY HO CHI MINH CITY WATER ENVIRONMENT IMPROVEMENT PROJECT PACKAGE D - CONVEYANCE SEWER CONSTRUCTION AND EXISTING COMBINED SEWER IMPROVEMENT SHIMIZU CORPORATION MS-010 ROAD REINSTATEMENT RISK ASSESSMENT - SF-03 WEIP/D/SF-03/016 METHOD STATEMENT: MS-010 ROAD REINSTATEMENT (C) Health and Safety Consequence S1 Negligible / No Effect S2 Minor Injuries S3 Major Injuries S4 Fatalities Ref Activities Hazard (C) Environmental Consequence E1 No Effect E2 Minor Effect E3 Major Effect E4 Irreversible Consequence Improper use of hand tools YP Asphalt paving Improper use of hand tools Interaction between plant / workers Night work VIS Night work People Affected PUB Spreading and Compaction of Sub-Base and Base BY: JUDE G MORAN (RR)Risk Rating (Consequence (c) x Frequency (F)) 1~4 Insignificant Work May Proceed 5~8 Acceptable Work May Proceed ~ 12 Substantial Work may not proceed 13 ~ 16 Intolerable Work may not proceed Before Control Risk Control Measures After Control (F) Frequency Negligible Unlikely Likely Probable CO E PREPARED Oth er C F RR C F RR Injury √ S3 Provide adequate lighting / signage S2 Injury √ S2 Safety induction / tool box talks S1 1 Injury √ S3 S2 Injury √ S3 S2 Injury √ S2 S1 1 Safety induction, adequate signage, experienced operators Provide adequate lighting / signage Safety induction / tool box talks _ Page 87 of 96 EAST - WEST HIGHWAY AND WATER ENVIRONMENT PROJECT MANAGEMENT UNIT OF HO CHI MINH CITY HO CHI MINH CITY WATER ENVIRONMENT IMPROVEMENT PROJECT PACKAGE D - CONVEYANCE SEWER CONSTRUCTION AND EXISTING COMBINED SEWER IMPROVEMENT SHIMIZU CORPORATION MS-010 ROAD REINSTATEMENT RISK ASSESSMENT - SF-03 WEIP/D/SF-03/016 METHOD STATEMENT: MS-010 ROAD REINSTATEMENT (C) Health and Safety Consequence S1 Negligible / No Effect S2 Minor Injuries S3 Major Injuries S4 Fatalities Ref Activities Hazard (C) Environmental Consequence E1 No Effect E2 Minor Effect E3 Major Effect E4 Irreversible Consequence √ Injury √ Con: Contractor; √ Pub: Public; YP Injury VIS Key: E: Employer; People Affected PUB Interaction between plant / workers Traffic hazard BY: JUDE G MORAN (RR)Risk Rating (Consequence (c) x Frequency (F)) 1~4 Insignificant Work May Proceed 5~8 Acceptable Work May Proceed ~ 12 Substantial Work may not proceed 13 ~ 16 Intolerable Work may not proceed Before Control Risk Control Measures After Control (F) Frequency Negligible Unlikely Likely Probable CO E PREPARED Oth er C F RR S3 S3 Vis: Visitor; Safety induction, adequate signage, experienced operators Safety induction / provide signage Approved by Safety Officer: YP: Young People C F RR S2 S2 Date: _ Page 88 of 96 EAST - WEST HIGHWAY AND WATER ENVIRONMENT PROJECT MANAGEMENT UNIT OF HO CHI MINH CITY HO CHI MINH CITY WATER ENVIRONMENT IMPROVEMENT PROJECT PACKAGE D - CONVEYANCE SEWER CONSTRUCTION AND EXISTING COMBINED SEWER IMPROVEMENT SHIMIZU CORPORATION MS-010 ROAD REINSTATEMENT APPENDIX ENVIRONMENTAL RISK ASSESSMENT Page 89 of 96 EAST - WEST HIGHWAY AND WATER ENVIRONMENT PROJECT MANAGEMENT UNIT OF HO CHI MINH CITY HO CHI MINH CITY WATER ENVIRONMENT IMPROVEMENT PROJECT PACKAGE D - CONVEYANCE SEWER CONSTRUCTION AND EXISTING COMBINED SEWER IMPROVEMENT SHIMIZU CORPORATION MS-010 ROAD REINSTATEMENT Page 90 of 96 EAST - WEST HIGHWAY AND WATER ENVIRONMENT PROJECT MANAGEMENT UNIT OF HO CHI MINH CITY HO CHI MINH CITY WATER ENVIRONMENT IMPROVEMENT PROJECT PACKAGE D - CONVEYANCE SEWER CONSTRUCTION AND EXISTING COMBINED SEWER IMPROVEMENT SHIMIZU CORPORATION MS-010 ROAD REINSTATEMENT RISK ASSESSMENT - SF-03 WEIP/D/SF-03/016 METHOD STATEMENT: MS-010 ROAD REINSTATEMENT WORKS (C) Health and Safety Consequence S1 Negligible / No Effect S2 Minor Injuries S3 Major Injuries S4 Fatalities Ref Activities Hazard (C) Environmental Consequence E1 No Effect E2 Minor Effect E3 Major Effect E4 Irreversible Consequence People Affected Oth er C F RR C F R R Fumes from transportati on Air / noise pollution √ √ √ E2 Vehicles should be regularly maintained Minimise noise as far as reasonably possible E1 2 Dust generation from roads Transportati on activities Air pollution √ √ √ E2 Water spraying to minimise generation E1 2 Noise pollution √ √ √ E2 Minimise noise as far as reasonably possible E1 2 Site clearance Noise pollution √ √ √ E2 Minimise use of noise generating machinery E2 Waste material Natural resource contaminatio E2 Implement frequent housekeeping & disposal to designated area(s) E1 2 √ YP Temporary facilities (RR)Risk Rating (Consequence (c) x Frequency (F)) 1~4 Insignificant Work May Proceed 5~8 Acceptable Work May Proceed ~ 12 Substantial Work may not proceed 13 ~ 16 Intolerable Work may not proceed Before Control Risk Control Measures After Control (F) Frequency Negligible Unlikely Likely Probable VIS G MORAN PUB Transportati on of material / equipment BY: JUDE CO E PREPARED _ Page 91 of 96 EAST - WEST HIGHWAY AND WATER ENVIRONMENT PROJECT MANAGEMENT UNIT OF HO CHI MINH CITY HO CHI MINH CITY WATER ENVIRONMENT IMPROVEMENT PROJECT PACKAGE D - CONVEYANCE SEWER CONSTRUCTION AND EXISTING COMBINED SEWER IMPROVEMENT SHIMIZU CORPORATION MS-010 ROAD REINSTATEMENT RISK ASSESSMENT - SF-03 WEIP/D/SF-03/016 METHOD STATEMENT: MS-010 ROAD REINSTATEMENT WORKS (C) Health and Safety Consequence S1 Negligible / No Effect S2 Minor Injuries S3 Major Injuries S4 Fatalities Ref Activities Hazard (C) Environmental Consequence E1 No Effect E2 Minor Effect E3 Major Effect E4 Irreversible Consequence People Affected Oth er C F RR C F R R Cutting pavement Air / Noise pollution √ √ √ E2 Use water to minimise dust E2 Fume generation Waste material Air pollution √ √ √ E2 E1 2 E2 E1 2 E2 Ensure equipment is regularly maintained Implement frequent housekeeping & disposal to designated area(s) Vehicles should be regularly E1 2 maintained Minimise noise as far as reasonably possible Water spraying to minimise E1 2 E1 1 Fumes from transportati on Dust generation from roads Material spillage Natural resource contaminatio Air / noise YP Disposal of surplus material material (RR)Risk Rating (Consequence (c) x Frequency (F)) 1~4 Insignificant Work May Proceed 5~8 Acceptable Work May Proceed ~ 12 Substantial Work may not proceed 13 ~ 16 Intolerable Work may not proceed Before Control Risk Control Measures After Control (F) Frequency Negligible Unlikely Likely Probable VIS Cutting pavement G MORAN PUB BY: JUDE CO E PREPARED √ √ √ √ pollution Air pollution Contaminatio n √ √ √ √ E2 E2 2 generation Ensure no overloading of trucks / provide canvas cover _ Page 92 of 96 EAST - WEST HIGHWAY AND WATER ENVIRONMENT PROJECT MANAGEMENT UNIT OF HO CHI MINH CITY HO CHI MINH CITY WATER ENVIRONMENT IMPROVEMENT PROJECT PACKAGE D - CONVEYANCE SEWER CONSTRUCTION AND EXISTING COMBINED SEWER IMPROVEMENT SHIMIZU CORPORATION MS-010 ROAD REINSTATEMENT RISK ASSESSMENT - SF-03 WEIP/D/SF-03/016 METHOD STATEMENT: MS-010 ROAD REINSTATEMENT WORKS (C) Health and Safety Consequence S1 Negligible / No Effect S2 Minor Injuries S3 Major Injuries S4 Fatalities Ref Activities Hazard (C) Environmental Consequence E1 No Effect E2 Minor Effect E3 Major Effect E4 Irreversible Consequence G MORAN (RR)Risk Rating (Consequence (c) x Frequency (F)) 1~4 Insignificant Work May Proceed 5~8 Acceptable Work May Proceed ~ 12 Substantial Work may not proceed 13 ~ 16 Intolerable Work may not proceed Before Control Risk Control Measures After Control (F) Frequency Negligible Unlikely Likely Probable People Affected F RR C F R R Air / noise pollution √ √ √ E2 Vehicles should be regularly maintained Minimise noise as far as reasonably possible E1 2 Dust generation from roads Transportati Air pollution √ √ √ E2 Water spraying to minimise generation E1 2 Noise pollution √ √ √ E2 Minimise noise as far as reasonably possible E1 2 Noise pollution √ √ √ E2 E2 E2 Minimise use of noise generating machinery Implement frequent housekeeping & disposal to designated area(s) E1 2 Waste material Natural resource contaminatio √ YP C Fumes from transportati on on activities Site clearance VIS Oth er PUB Spreading and compaction of base and sub-base BY: JUDE CO E PREPARED _ Page 93 of 96 EAST - WEST HIGHWAY AND WATER ENVIRONMENT PROJECT MANAGEMENT UNIT OF HO CHI MINH CITY HO CHI MINH CITY WATER ENVIRONMENT IMPROVEMENT PROJECT PACKAGE D - CONVEYANCE SEWER CONSTRUCTION AND EXISTING COMBINED SEWER IMPROVEMENT SHIMIZU CORPORATION MS-010 ROAD REINSTATEMENT RISK ASSESSMENT - SF-03 WEIP/D/SF-03/016 METHOD STATEMENT: MS-010 ROAD REINSTATEMENT WORKS (C) Health and Safety Consequence S1 Negligible / No Effect S2 Minor Injuries S3 Major Injuries S4 Fatalities Ref Activities Hazard (C) Environmental Consequence E1 No Effect E2 Minor Effect E3 Major Effect E4 Irreversible Consequence Waste material Natural resource contaminatio Air / noise Use of equipment Spillage of materials pollution Natural resource contaminatio n √ √ YP Air pollution VIS Fumes from equipment People Affected PUB Application of Prime coat and tack coat BY: JUDE G MORAN (RR)Risk Rating (Consequence (c) x Frequency (F)) 1~4 Insignificant Work May Proceed 5~8 Acceptable Work May Proceed ~ 12 Substantial Work may not proceed 13 ~ 16 Intolerable Work may not proceed Before Control Risk Control Measures After Control (F) Frequency Negligible Unlikely Likely Probable CO E PREPARED √ √ √ √ √ Oth er C F RR E2 E2 E2 C F R R Ensure equipment is regularly maintained E1 2 Implement frequent housekeeping & disposal to designated area(s) Vehicles should be regularly E1 2 E1 2 maintained Minimise noise as far as Implement precautionary countermeasures by checking equipment and procedures _ Page 94 of 96 EAST - WEST HIGHWAY AND WATER ENVIRONMENT PROJECT MANAGEMENT UNIT OF HO CHI MINH CITY HO CHI MINH CITY WATER ENVIRONMENT IMPROVEMENT PROJECT PACKAGE D - CONVEYANCE SEWER CONSTRUCTION AND EXISTING COMBINED SEWER IMPROVEMENT SHIMIZU CORPORATION MS-010 ROAD REINSTATEMENT RISK ASSESSMENT - SF-03 WEIP/D/SF-03/016 METHOD STATEMENT: MS-010 ROAD REINSTATEMENT WORKS (C) Health and Safety Consequence S1 Negligible / No Effect S2 Minor Injuries S3 Major Injuries S4 Fatalities Ref Activities Hazard (C) Environmental Consequence E1 No Effect E2 Minor Effect E3 Major Effect E4 Irreversible Consequence √ √ Asphalt production / spreading Waste Air pollution √ Natural resource contaminatio Con: Contractor; √ Pub: Public; YP Air / noise pollution VIS Equipment usage material Key: E: Employer; People Affected PUB Asphalt Paving Works BY: JUDE G MORAN (RR)Risk Rating (Consequence (c) x Frequency (F)) 1~4 Insignificant Work May Proceed 5~8 Acceptable Work May Proceed ~ 12 Substantial Work may not proceed 13 ~ 16 Intolerable Work may not proceed Before Control Risk Control Measures After Control (F) Frequency Negligible Unlikely Likely Probable CO E PREPARED √ Oth er C F RR E2 E2 E2 Vis: Visitor; C F R R Vehicles should be regularly maintained Minimise noise as far as reasonably possible Vehicles should be regularly maintained E1 2 E1 2 Implement frequent housekeeping & disposal to designated area(s) E1 2 Approved by Environmental Officer: YP: Young People Date: _ Page 95 of 96 EAST - WEST HIGHWAY AND WATER ENVIRONMENT PROJECT MANAGEMENT UNIT OF HO CHI MINH CITY HO CHI MINH CITY WATER ENVIRONMENT IMPROVEMENT PROJECT PACKAGE D - CONVEYANCE SEWER CONSTRUCTION AND EXISTING COMBINED SEWER IMPROVEMENT SHIMIZU CORPORATION MS-010 ROAD REINSTATEMENT _ Page 96 of 96 ... IMPROVEMENT SHIMIZU CORPORATION MS- 010 ROAD REINSTATEMENT GENERAL This method statement describes the procedures for the reconstruction and reinstatement of portions of roadways which have been disturbed... CONSTRUCTION AND EXISTING COMBINED SEWER IMPROVEMENT SHIMIZU CORPORATION MS- 010 ROAD REINSTATEMENT b) Method Statement MS- 00-01 c) Temporary Road Occupancy for Open-cut TRO-00#-0# 1.4 MATERIAL STANDARDS... EXISTING COMBINED SEWER IMPROVEMENT SHIMIZU CORPORATION MS- 010 ROAD REINSTATEMENT SCOPE OF WORK The scope of works associated with the road reinstatement works for the Existing Combined Sewer Improvement