covered joint

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lap joint

lap joint, 2
1. A joint in which one board, plank, metal plate, etc., overlaps the edge of another piece; the overlapping part of each member is cut away to half thickness, resulting in flush surfaces.
2. A joint formed by placing one piece partly over another and uniting the overlapped portions.
References in periodicals archive ?
The agreement on power sector cooperation covered joint power plant development projects and training assistance.