Abstract: A mould for producing concrete mouldings having a frame and a plurality of moulding boxes therein with the moulding boxes removably fastened directly to the bottom end faces of the frame.

Abstract: A cast concrete form work apparatus for constructing bridge beams in which form work partitions 5, 6 and 10, 11 having work surfaces 6, 12 are tangentially adjoined by a tube member 1 and adjustable apparatus is provided to hold in a fixed angular relation two work partitions by use of a clamping bar 13 and clamp screw 14 extending through a slot 16 together with a groove member 2, 3, 4 having a seal 21. Complementary constructions assembled as a pivotal arrangement provide a form work for constructing bridge beams with an upper surface disposed for use as inclined roadway.