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VIETNAMTunnelBreakthroughCavico Corp. a leading Vietnameseinfrastructure development companybased in Vietnam ,subsidiary CavicoBridge and Tunnel ,has broken-throughthe sub-tunnel at the A Luoi Hydropowerproject. Cavico excavated approximately1,950 m (6,400 feet), of tunnel from thesub-tunnel No. 1 to sub-tunnel No. 2.The A Luoi Hydropower plant, ownedby the Central Hydropower Joint StockCo., is built on the A Sap River, located inthe Thua Thien Hue province in CentralVietnam, which is 69 km west of Hue and 160 km northwestof Da Nang. The 170 Megawatt-capacity hydropower plant isexpected to generate approximately 686 million kWhannually for the region.In July 2007, Cavico was awarded a contract to excavatea headrace tunnel at this project that is 12 km long and 5 mwide. This is considered the longest and most sophisticatedtunnel to be constructed in Vietnam. In addition to theheadrace tunnel, Cavico was also contracted to excavatefour sub-tunnels, a surge tank, a vertical shaft, and a serviceaccess road. The total expected revenue value from the ALuoi project is $53 million.“We are pleased with our progress at the A LuoiHydropower project,” commented Mr. Hai Thanh Tran, vicepresident of Cavico Corp. “The sophistication of this tunnelrequires the highest and most efficient level of technicalknowledge, in which Cavico’s talented team possess andhas done a tremendous job delivering superior work to ourcustomer. We continue to focus our efforts on completing thisproject in the safest and most timely manner.”Cavico applied the most modern technology of Robbins61R to successfully drill a vertical shaft that is 128 meterslong and 4.54 diameters wide at the A Luoi HydropowerPlant. The plant, owned by Central Hydropower Joint StockCo., is located in Thua Thien Hue province, 43 miles west ofHue city and 100 miles northwest of Da Nang city. The plantwill have a capacity of 170 MW and is expected to becomeoperational at the end of 2012.“Our ability to handle these complicated andsophisticated projects once again demonstrates our marketleadership position as one of Vietnam’s leading contractors.The completion and handing over of the above packages atthese critical projects is an important step in the overallconstruction process for Cavico. Projects are typically donein phases and once a phase has been completed, theowners will inspect and certify the scope and quality of ourwork and remit payment for that portion of the contract.Cavico has built a solid reputation of providing quality work ina timely manner and our customers depend on us to executethe task at hand in an efficient, timely and safe manner,”commented Mr. Hai Thanh Tran, vice president of Cavico.The project is being built in a valley area of 331 km² andthe total capacity of reservoir of 60.2 million m³.[CW]Contractors World Vol 1 No 9In the second package, the companyexecutes roads leading to tunnel and waterentrance. Total building volume is 10.1 kmincluding 9.46 km roads.Page 19