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    • 10. 发明专利
    • SEALING METHOD AND IMPERMEABLE BLOCK
    • JPH11247152A
    • 1999-09-14
    • JP4989898
    • 1998-03-02
    • KANAE CO LTDCARBOFOL JAPAN KK
    • ARAI HITOSHI
    • E02B3/12E02B3/14
    • PROBLEM TO BE SOLVED: To provide a sealing method capable of reliably executing sealing work and impermeable concrete blocks to be used for the sealing work for a reservoir used for pumped storage power plant. SOLUTION: This sealing method comprises a process for driving a rock anchor 6 into a face of slope of a reservoir 10 and a process for jointing a tie member 5 to the rock anchor 6 and coupling together the tie members 5 with a long-sized waling member 4. And a impermeable concrete block 1 having a formed jointing portion 2 made of a synthetic resin around the peripheral edge is prepared, and then a process of arranging the impermeable concrete blocks 1 so as to receive them with the waling members thereby covering the face of slope of the reservoir 10, a process of filling a backfilling material 8 between the face of slope and the impermeable concrete blocks 1, and a process of filling a gap between the jointing portions of the impermeable concrete blocks by melting are added.