Patent ID: 7172368

Claim:
An assembly for forming a trench of a predetermined shape comprising: a removable longitudinal form body for shaping a moldable trench forming composition poured around the form comprising a bottom surface, a top surface and opposed side surfaces and defining the predetermined shape of the trench; a pair of frame members each including a support surface for supporting a trench cover, wherein each frame member is in engagement with a respective side surface of the form body; and at least one mounting bracket assembly, each mounting bracket assembly comprising: a mounting bracket extending laterally across the top surface of the form body; and a pair of hook members carried by the mounting bracket, wherein each hook member extends downward about an exterior edge of the support surface of a respective frame member and removably engages a downwardly facing side of the support surface of the respective frame member, wherein the pair of hook members define slots therethrough; and a pair of tension members capable of urging respective hook members into contact with the downwardly facing side of the support surface of the respective frame member, wherein the pair of tension members comprise a pair of wedge members capable of extending through the slots defined by respective hook members to thereby secure the hook members in engagement with the downwardly facing sides of the support surfaces of the frame members.