| 摘要 |
A composite drywell, a drywell system and method employing the composite drywell, which composite drywell comprises a cylindrical drywell having a removable top and bottom section, the drywell composed of a plurality of separate, edge-interlocked, arcuate sections which together form the cylindrical wall of the drywell, each arcuate section having a one side edge with a opening extending substantially the length of the side edge and the other side edge having a beaded side edge extending substantially the length of the arcuate section, the beaded edge of the arcuate section adapted to fit in an interlocking, receiving relationship into the other side edge opening of the adjacent arcuate section so as to have all arcuate sections interlocked to form a cylindrical drywell wall. At least one of the arcuate sections having a plurality of ports for the distribution of water from the cylindrical drywell and at least one large diameter hole, either on the top or the side wall, for the introduction of water to be distributed by the drywell.
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