Patent ID: 8572788

Claim:
In combination with a diaphragm spanning a transverse distance between a pair of spaced-apart longitudinal members employed in a construction of a structure affording vehicle or pedestrian traffic, a form for forming said diaphragm from concrete material, said form comprising: (a) a bottom wall having an inner surface thereof abuttingly engageable with a bottom surface of said diaphragm; (b) a pair of side walls, each of said pair of side walls upstanding on said inner surface of said bottom wall at a respective longitudinal edge thereof, said each of said pair of side walls having an inner surface thereof abutting a respective side surface of said diaphragm and defining each of a generally open top and a generally hollow interior of said form; (c) a predetermined contour of one end edge of said each side wall so as to position said one end edge of said form in operative mating alignment with a contour of a side surface of one of said pair of longitudinal members; (d) at least a pair of L-shaped brackets, each of said at least pair of L-shaped brackets having a first leg thereof secured to said side surface of said one of said pair of longitudinal members and having an opposed second leg thereof generally abutting exterior or interior surface portion of a respective side wall; and (e) mechanical fasteners securing said opposed second leg of said each bracket to said exterior or interior surface portion of said respective side wall.