Proposed Mix Proportion and Certificated of Raw Material

Pile Material specification of song hau i power with testing result on cement, testing result on fine aggregate, testing result on coarse aggregate, witnessed report of testing of concrete mixture of phan vu investment corporation at song hau 1 power

FOR APPROVAL DOCUMENT SUBMISSION STATUS: A 09/12/2015 For approval REV DATE DESCRIPTION DRWN CHKD CHCK APPD PROJECT TITLE SONG HAU THERMAL POWER PLANT TWO(2) x 600 MW OWNER OWNER’S CONSULTANT VIETNAM OIL AND GAS GROUP (PVN) EPC CONTRACTOR FICHTNER GmbH & Co KG PV ENGINEERING EPC CONTRACTOR’S CONSULTANT VIETNAM MACHINERY INSTALLATION CORPORATION (LILAMA) TOKYO ELECTRIC POWER SERVICES COMPANY LIMITED – TEPSCO SUB – CONTRACTOR HANOI CONSTRUCTION CORPORATION – JSC Date Name 09/12/15 N.T.Thành Checked 09/12/15 B.T.Sơn Proposed Mix Proportion and Certificated of Raw Material Approved 09/12/15 T.V.Dũng (ONSHORE – TEST PILE) Prepared Signature Document No SH1-HNC-P0100-C-C14-PRO-0005 Document Tile Rev A CÔNG TY CỔ PHẦN ĐẦU TƯ PHAN VŨ PHAN VU INVESTMENT CORPORATION Head Office: 37 Hoang Van Thu Street, Ward 15, Phu Nhuan District, HoChiMinh City, Vietnam Rep Office: 16th Floor, Indochina Park Tower - No.4, Nguyen Dinh Chieu Street, District 1, HCMC, Vietnam Tel: (848) 2220 0884~6  Fax: (848) 2220 0887  Email: phanvu@phanvu.com Website: www.phanvu.vn RAW MATERIAL TESTING SAMPLING MINUTES CÔNG TY CỔ PHẦN ĐẦU TƯ PHAN VŨ PHAN VU INVESTMENT CORPORATION Head Office: 37 Hoang Van Thu Street, Ward 15, Phu Nhuan District, HoChiMinh City, Vietnam Rep Office: 16th Floor, Indochina Park Tower - No.4, Nguyen Dinh Chieu Street, District 1, HCMC, Vietnam Tel: (848) 2220 0884~6  Fax: (848) 2220 0887  Email: phanvu@phanvu.com Website: www.phanvu.vn TEST RESULT OF RAW MATERIAL (MIXTURE, SAND, STONE, CEMENT) Product Data Sheet Edition 15/07/2014 Identification no.13.1.085 Version no 00 Sika ViscoCrete®-8100 Sika® ViscoCrete®-8100 Ultra High Range Water Reducer with hardening acceleration effect Concrete Admixture ® ® Construction ® Sika ViscoCrete -8100 is a rd generation polymer based high performance superplasticizer with hardening acceleration effect for concrete Description ® Sika ViscoCrete -8100 meets requrement of ASTM C494 type F ® Uses ® Sika ViscoCrete -8100 is mainly suitable for the manufacture of concrete in precast factories and other in-situ precast concrete elements ® ® Sika ViscoCrete -8100 is used for the following types of concrete:  High-strength/High performance concrete spun pile in precast industry  Concrete with extreme water reduction  Soft consistency concrete with extended working time, suitable for both small and large spun piles ® ® Sika ViscoCrete -8100 combines different modes of actions By adsorption on the surface of the fines and keeping them apart while the ® hydration is in progress, ViscoCrete -8100 effects the following concrete properties: Advantages  Extremely high water reduction (Producing high impermeability and strengths)  Faster evolution of early strength development Can reduce the time of steam curing process for getting early strength  Workability can be maintained up to 90 minutes (still depends on cement type, temperature and mix design)  Improved creep and shrinkage resistance characteristics Product Data Base Modified polycarboxylate in water Form/Colour Liquid/ brownish colour Packaging / 25 / 200 litres drum Storage conditions Stored in dry conditions, protected from direct sunlight and at temperatures between +5 °C and +30 °C Shelf-life 12 months if stored properly in original unopened packaging Technical Data Density (at 20 C) 1.085-1.105 kg/litre pH Value 4.50 - 6.50 ® ® Sika ViscoCrete -8100 1/2 Application Details Dosage 0.5 - 2.0 ltr per 100 kg of cement Typical Dosage For normal concrete 0.6 - 0.90 ltr per 100 kg of cement For spun pile 0.8 - 1.10 ltr per 100 kg of cement ® ® Compatibility Sika ViscoCrete -8100 may be combined with all Sikament, Sika Aer, Sika Pump, Sikacrete PP1 products, but must be added separately to the mix and not pre-mixed prior its addition Addition/Mixing Sika ViscoCrete -8100 is added to the gauging water prior to its addition to the dry mix or added separately to the wetted concrete mix ® ® For optimum utilisation of the ultra high range water reducer we recommend a minimum wet mixing time of 60 seconds Construction When adding the balance of the batching water to adjust concrete consistency this should be done after a minimum of 2/3 of the wet mixing time to avoid surplus water in the concrete ® ® Concrete Placing With the use of Sika ViscoCrete -8100, concrete of highest quality is being produced, however state of the art Concrete technology, such as mixing, placing vibrating and curing must be respected and applied Note on application/ Limits Overdosing will result in increased workability and setting time of the concrete; however provided that curing is effective, ultimate concrete strength and properties will not be affected Accurate dispensing equipment can be supplied by Sika Limited (Vietnam) Use an appropriate concrete mixer and not mix by hand Trial mixes are recommended to establish exact dosage rates required to suit individual requirements Please contact Sika Technical Department for further assistance Curing Effective measures for concrete curing must be followed Health and Safety Information Protective Measures Avoid prolonged contact with skin Wash off thoroughly with soap water In case of contact with eyes or mouth, rinse immediately with clean warm water and seek medical attention without delay Avoid contact with food stuff and utensils Ecology/ Waste disposal Do not dispose of into water or soil, but according to local regulations Transportation class Non-hazardous Toxicity Non-toxic Disclaimer The information, and, in particular, the recommendations relating to the application and end-use of Sika products, are given in good faith based on Sika’s current knowledge and experience of the products when properly stored, handled and applied under normal conditions in accordance with Sika’s recommendations In practice, the differences in materials, substrates and actual site conditions are such that no warranty in respect of merchantability or of fitness for a particular purpose, nor any liability arising out of any legal relationship whatsoever, can be inferred either from this information, or from any written recommendations, or from any other advice offered The user of the product must test the product’s suitability for the intended application and purpose Sika reserves the right to change the properties of its products The proprietary rights of third parties must be observed All orders are accepted subject to our current terms of sale and delivery Users must always refer to the most recent issue of the local Product Data Sheet for the product concerned, copies of which will be supplied on request Sika Limited (Vietnam) Nhon Trach Industrial Zone, Nhon Trach Dist., Dong Nai Province Tel: (84-61) 3560 700 Fax: (84-61) 3560 699 vnm.sika.com sikavietnam@vn.sika.com ® ® Sika ViscoCrete -8100 2/2 Application Details Dosage 0.5 - 2.0 ltr per 100 kg of cement Typical Dosage For normal concrete 0.6 - 0.90 ltr per 100 kg of cement For spun pile 0.8 - 1.10 ltr per 100 kg of cement ® ® Compatibility Sika ViscoCrete -8100 may be combined with all Sikament, Sika Aer, Sika Pump, Sikacrete PP1 products, but must be added separately to the mix and not pre-mixed prior its addition Addition/Mixing Sika ViscoCrete -8100 is added to the gauging water prior to its addition to the dry mix or added separately to the wetted concrete mix ® ® For optimum utilisation of the ultra high range water reducer we recommend a minimum wet mixing time of 60 seconds Construction When adding the balance of the batching water to adjust concrete consistency this should be done after a minimum of 2/3 of the wet mixing time to avoid surplus water in the concrete ® ® Concrete Placing With the use of Sika ViscoCrete -8100, concrete of highest quality is being produced, however state of the art Concrete technology, such as mixing, placing vibrating and curing must be respected and applied Note on application/ Limits Overdosing will result in increased workability and setting time of the concrete; however provided that curing is effective, ultimate concrete strength and properties will not be affected Accurate dispensing equipment can be supplied by Sika Limited (Vietnam) Use an appropriate concrete mixer and not mix by hand Trial mixes are recommended to establish exact dosage rates required to suit individual requirements Please contact Sika Technical Department for further assistance Curing Effective measures for concrete curing must be followed Health and Safety Information Protective Measures Avoid prolonged contact with skin Wash off thoroughly with soap water In case of contact with eyes or mouth, rinse immediately with clean warm water and seek medical attention without delay Avoid contact with food stuff and utensils Ecology/ Waste disposal Do not dispose of into water or soil, but according to local regulations Transportation class Non-hazardous Toxicity Non-toxic Disclaimer The information, and, in particular, the recommendations relating to the application and end-use of Sika products, are given in good faith based on Sika’s current knowledge and experience of the products when properly stored, handled and applied under normal conditions in accordance with Sika’s recommendations In practice, the differences in materials, substrates and actual site conditions are such that no warranty in respect of merchantability or of fitness for a particular purpose, nor any liability arising out of any legal relationship whatsoever, can be inferred either from this information, or from any written recommendations, or from any other advice offered The user of the product must test the product’s suitability for the intended application and purpose Sika reserves the right to change the properties of its products The proprietary rights of third parties must be observed All orders are accepted subject to our current terms of sale and delivery Users must always refer to the most recent issue of the local Product Data Sheet for the product concerned, copies of which will be supplied on request Sika Limited (Vietnam) Nhon Trach Industrial Zone, Nhon Trach Dist., Dong Nai Province Tel: (84-61) 3560 700 Fax: (84-61) 3560 699 vnm.sika.com sikavietnam@vn.sika.com ® ® Sika ViscoCrete -8100 2/2 ... REPUBLIC OF VIET NAM Independence – Freedom – Happiness CONTRACT PRINCIPLES About purchase and sale of goods Based on The Law of Commercial Viet Nam Based on the demands and capacities of the two... QUALITY OF GOODS - Quality of goods provided by Party B following standard TCVN 7520:2006 ARTICLE : DELIVERING AND RECEIVING - Place of delivery: Goods to be delivered at the warehouse of Party... THE CONTENTS OF THE CONTRACT - Party B agrees to sell for party A goods following: Concrete sand - Unit price of sand based on price by the two parties agreed at each time point of order (order