Blockwork

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Construction Man-hour Norms

Description   Unit    Tradesman Hours Labourer Hours
Blockwork in walls, of hollow blocks        
  400mm x 200mm x 100mm m2 0.43 0.22
  400mm x 200mm x 150mm m2 0.5 0.25
  400mm x 200mm x 200mm m2 0.56 0.28
  400mm x 200mm x 200mm hollow block threaded over bar reinforcement m2 0.96 0.28
  Pointing and cleaning down m2 0.1 0.1
Labours and Filling        
  Fair raking cutting      
  100mm hollow block m 0.18 0.18
  200mm hollow block m 0.28 0.28
  Concrete filling to cores of hollow blocks      
  150mm hollow block m2 0.45  
  200mm hollow block m2 0.55  
  Lintel block, including filling      
  200mm wide x 200mm high x 200mm long m 0.4 0.14
  200mm wide x 400mm high x 200mm long m 0.54 0.18

 

Planning Production Rates

Task / Description Slow Ave Fast Units
Thermalite Blockwork, under 100mm thick 1.8 2.5 3.2 m2/hr
Thermalite Blockwork, under 100-150mm thick 1.4 1.9 2.5 m2/hr
Thermalite Blockwork, over 150mm thick 1.2 1.6 2.1 m2/hr
Lightweight Concrete Blockwork, under 100mm thick 1.5 2.2 2.9 m2/hr
Lightweight Concrete Blockwork, under 100-150mm thick 1.4 1.9 2.1 m2/hr
Lightweight Concrete Blockwork, over 150mm thick 1.2 1.6 2.0 m2/hr
Heavyweight Concrete Blockwork, under 100mm thick 1.4 2.1 2.9 m2/hr
Heavyweight Concrete Blockwork, under 100-150mm thick 1.2 1.6 2.1 m2/hr
Heavyweight Concrete Blockwork, over 150mm thick 1.1 1.4 1.8 m2/hr
Face Finish, Raked Out - 71.4 - m2/hr
Face Finish, Bag Rubbed - 29.4 - m2/hr
Face Finish, Flush Pointing - 17.6 - m2/hr

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