Grand Housing Development Program Volume III - Gtz

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GROUND FLOOR SLABOn top of the hardcore layer, a leanconcrete (C-5) anda reinforced concreteslab (C-25) isplaced.Before putting thecement screed,a plastic sheet isplaced to preventmoisture from beingsoaked by thecement screed.To hold the reinforcement of the cement screed in position, itis placed on top of concrete rulers before casting concrete.Plaining the cement screed with a levelling board.The finished cement screed.The finished cementscreed. Theseparating plasticsheet has also toseparate the cementscreed fromthe walls. Overlappingplastic sheet iscut off later.Whenever the area to be covered by the cement screedreaches a certain size, expansion joints have to be placed.- In case of high level of groundwater a plastic sheethas to be placed between lean concrete and cementscreed to prevent the screed form soaking moisture- Precise levelling of the cement screed eases futureflooring work. Consider expansion joints!42Addis AbabaCity Government
WALL CONSTRUCTIONExisting exterior walls are made out of natural stone, whereasinterior walls are made of brick.In some cases,cracks can beseen due touneven settlementof foundations.These cracks arerepaired by installingreinforcementbars around thecorner within themortar joint beforeplastering.Cracks can beeven more seriousbetween interiorand exterior walls,where no properjoining of the wallshas been made.- Remove old plaster- Repair cracks, insert reinforcement if necessary- Close openings according to design drawings- Wall up new walls according to designReinforcement bar within the mortar joint.Existing plaster isremoved.Thereafter lintelsand beams can bemore thoroughlychecked for damage.Cracks in walls arenow accessible andcan be repaired.Openings no longer needed are closed and new walls arewalled up.THE KASANCHIS RENOVATION PROJECT HINTS ON THE EXECUTION OF WORK43Addis AbabaCity Government
Page 5 and 6: Prologue 3Contents 5Design basics a
Page 7 and 8: BUILDING PARTSFull HCBThe full holl
Page 9 and 10: BUILDING PARTS4 U-shaped HCBs joine
Page 11 and 12: SCHEMATIC CONSTRUCTION PROCESS5 6Re
Page 13 and 14: SCHEMATIC CONSTRUCTION PROCESS13 14
Page 15 and 16: MORTAR AND MASONRY WORK CONSIDERATI
Page 17 and 18: VIBRATING TABLEDrawings of the vibr
Page 19 and 20: CLAMPS FOR HOLDING PARTS OF FORMWOR
Page 21 and 22: THE MANHOLEBottom-view (left) and t
Page 23 and 24: CONSTRUCTION GUIDELINE STEP BY STEP
Page 31 and 32: BASICS ON ECOLOGICAL SANITATION- Op
Page 33 and 34: FUNCTIONAL DESCRIPTION OF A DRY TOI
Page 35 and 36: ECOSAN PILOT PROJECT (PPP)The priva
Page 37 and 38: 8189 126Sections wash basin22fae
Page 39 and 40: DETAIL DRAWINGS FOR SANITARY INSTAL
Page 41: SANITARY INSTALLATIONTo ensure corr
Page 45 and 46: FIRST FLOOR SLAB REPAIRA lintel is
Page 47 and 48: CONCRETE BEAM REPAIRInserting the n
Page 49 and 50: ROOF COVERINGRoofing shingle made o
Page 51 and 52: INTERNAL STAIRCASEThe handrail befo
Page 53 and 54: PLASTER WORKApplying fist coat (spl
Page 55 and 56: FIRST FLOOR TERRACES WEATHERPROOFIN
Page 57 and 58: FLOORING WITH CEMENT OXIDE SCREEDCa
Page 59 and 60: LAYING THE PARQUETFor some rooms,fo
Page 61 and 62: TILING WORKTiles can be cut with an
Page 63 and 64: SUSPENDED CEILINGSLathing for the s
Page 65 and 66: RENEWAL OF DOORS & WINDOWSChecking
Page 67 and 68: PAVING WORKKeep similar sizesof rab
Page 69 and 70: ANALYSIS OF PRECAST BEAMThe analysi
Page 71 and 72: ANALYSIS OF BEAM AND COLUMNThe dept
Page 73 and 74: ANALYSIS OF BEAM AND COLUMNCOLUMNSw
Page 75 and 76: TYPICAL 3D MODELS OF RESIDENTIAL AN
Page 77 and 78: TYPICAL 3D MODELS OF RESIDENTIAL AN
Page 79 and 80: STRUCTURAL DESIGN OF COST EFFICIENT
Page 87: CREDITS TO THE STAKEHOLDERSTsedale

Grand Housing Development Program Volume III - Gtz

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