Grand Housing Development Program Volume III - Gtz

SCHEMATIC CONSTRUCTION PROCESS(CONTINUED)9 10In a next step, precast beams are laid upon the ringbeam.The distance between the beams results fromthe width of one slab-HCB at its bottom plus a toleranceof 0,5 cm on both sides. That means clear distancebetween beams of 50,5 cm.Overlap at the end of beams over the ring-beam has tobe at least 10 cm.The distance between the ring-beam and the first beamhas to be 47,5 cm resulting in an overlap for the slab-HCBs of 3 cm.11 12The slab-HCBs are placed between the beams or betweenbeam and ring-beam.One has to be sure of the proper placement of the slabHCB.12Addis AbabaCity Government