ASAHAN PRESTRESSED ROCK ANHCORING
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Category
Underground
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Start Date
July 2020
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End Date
June 2021
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Client
PT. Freyssinet Total Technology Shimizu – Adhikarya Joint Operation
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Location
Asahan 3 Hydroelectric Power Plant – North Sumatera
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Scope of Work
- Water Test
To measure the permeability of each borehole before installing rock anchor in order to prevent excessive grout material spread and leak - Rock Anchor Installation
To install cable bolts into each borehole for grouting injection - Rock Anchor Grouting
To inject grout material – consisting of cement, water, and admixtures – into each borehole in order to strengthen the rock mass around the tunnel
- Water Test
