My first Magazine dsi-info-23-en | Page 63

Construction—APAC—Vietnam—Bridges As part of the subcontractor services stipulated by the contract, DSI also provided site supervision and the rental of 20 post-tensioning jacks including hydraulic pumps. This includes 10 HOZ 5,400kN Stressing Jacks that were equipped with a special changing device redesigned to accommodate epoxy coated strand. In this project, epoxy coated strand produced and supplied by Sumitomo for external DYWIDAG Post-Tensioning Tendons was used for the first time outside of Japan. Owner Socialist Republic of Vietnam, Ministry for Transport, Directorate for Roads, Vietnam General Contractor Sumitomo Mitsui Construction Co., Ltd., Japan Consulting Oriental Consultants Co., Ltd., Padeco Co., Ltd., Nippon Koei Co., Ltd., Japan Bridge & Structure Institute, Inc., all of them Japan Subcontractor DYWIDAG-Systems International SPP – ASIA Ltd., Hong Kong DSI Scope Production, supply, supervision DYWIDAG Products DYWIDAG Type 19-0.6" and 12-0.6" Strand Post-Tensioning System with 3,612 MA Anchorages; rental of 20 stressing jacks with hydraulic aggregates 63