nie wiem, co tu oznacza cope. Z pisowni wynika, że jest to coś w rodzaju określenia dla polecenia RAT HOLE

b. The certification criteria for welders is inadequate. For new work, welders should be required to qualify by welding a real joint in the same position as it will be constructed, incuding penetration welds with continuity through an access hole (i.e., the "rat hole" at the bottom beam flange to column flange). For repair work, the welders should also be required to perform the qualification welds with restricted access, similar to the conditions commonly encountered in the field.