well curb

well curb

A protective structure around the top rim of a well, 4 to prevent objects from falling into it; also provides a convenient mounting surface for a mechanism for raising a water bucket.
References in periodicals archive ?
Well sinking consisted of five stages: (1) digging through the soil horizon, (2) breaking through the highly weathered zone, (3) blasting through the consolidated rock, (4) constructing the well curb and pump platform, and (5) placing the pump.