Patent ID: 6026906
Filing Date: 2000-02-22
Classification: E02D,E03B

Abstract:
In a ground-water monitoring well having a housing, a lid for the housing said lid being attachable thereto, and at least one lid fastener for fastening the lid to the housing, a lid retainer comprising:a. a lid fastener receiving member;b. a first brace member connected to said lid fastener receiving member, said first brace member adapted to securely receive and retain said at least one lid fastener; andc. attachment means for attaching said lid retainer to said housing, said attachment means comprising a second brace member perpendicularly adjacent to said first brace member and at least one aperture on said first brace member, said aperture adapted to receive a brace fastener to secure said lid retainer to said housing, whereby when said lid is placed on said housing it is securely attached thereto by said at least one lid fastener being inserted and secured into said lid fastener receiving member to form a water-tight seal on said monitoring well.