Test Report on Concrete Crack Repair
in Underground Plant of Shuibuya Hydropower Station

1 Determine the testing program
2 Application technology
2.1Drilling,caulking
2.2Pressure grouting
2.3Surface trowel coating
2.4Curing
3 Test results (Observe after 24h)
4 Several opinions
 

Test Report on Concrete Crack Repair
in Underground Plant of Shuibuya Hydropower Station

　　ShuiBuYa hydropower station is located in the territory of Enshi Autonomous Prefecture of Hubei Province, in the eastern part of Qingjiang River, a tributary of the Changjiang River, at 150 km west of Yichang. The hydropower engineering was begun in May, 2002. It is estimated that the construction will be finished in 2008. The total generating capacity is 400MW×4=1,600MW. At present, the main part of the project is near the end. The impermeable project of underground plant and surface decoration work will also be begun.