Brickwork and Blockwork Size of brick 215mm x 102.5mm x 65mm Cement and sand (1:3) mortar (hand mixer) (m3) Assumption: Cement = RM17.00/ bag (50kg) Sand = RM31.68/ m3 Solution Material cost: 1 m3 cement =28 bag x RM17.00 3 m3 sand = 3 m3 x RM31.68 ADD 1/3 for shrinkage and waste Cost (4m3)
=RM476.00 =RM 95.04 RM571.04 =RM190.35 =RM761.39
Cost/ m3 =RM761.39/4
=RM190.35
Labour cost Labour =2 hours x RM40 8 hours
= RM 10.00
Material cost Labour cost Total cost (1m3 mortar)
=RM190.35 =RM 10.00 =RM200.35
Cement and sand (1:1:6) mortar (hand mixer) (m3) Cement = RM17.00/ bag (50kg) Sand = RM31.68/ m3 Lime =RM3.50/ bag (10bag) 1 m3 lime = 400kg = 40bag Material cost 1 m3 cement =28 bag x RM17.00 1 m3 lime 40 bag x RM3.50 6 m3 sand 6 x RM31.68 ADD 1/3 for shrinkage and waste Cost (8 m3) Cost/ m3=RM1074.78/ 8 Labour cost Labour =2 hours x RM40 8 hours Total cost (1m3 mortar)
=RM476.00 =RM140.00 =RM190.08 RM806.08 =RM268.70 =RM1074.78 RM134.35 = RM 10.00 RM144.35
Half brickwork in common bricks in cement lime mortar (1:1:6) in stretcher bond with brick reinforcement at every forth course (m2) Assumption: Common bricks = 63No. x RM0.55 Mortar (hand mixer) = RM144.35/ m3 Brick reinforcement = RM0.60 /m
=RM34.65
Material cost Brick = 63No.x RM0.55 Mortar =0.025m3 x RM144.35 Brick reinforcement = 3.50m x RM0.60
=RM34.65 =RM 3.61 =RM 2.10
Labour cost Skilled worker = 1.00 hour x RM91.67/8 hours General worker= 0.35 hour x RM66.25/8 hours
=RM11.46 =RM 2.90
Allow 15% for profit and overhead Rate /m2
RM40.36
RM 14.36 RM 54.72 RM 8.21 RM62.93
113mm Wide horizontal damp proof course of single course hessian based bituminous felt lapped 100mm at joint and bedded in cement, lime and sand mortar (1:1:6) (measured net- no allowance made for laps).(m) Assumption: Damp proof course = RM5.00 /m2 Material cost 113mm Wide damp proof course = RM5.00 x 113mm/1000 ADD 5% for lap and wastage Mortar = 0.002 m3 x RM144.35 Labour cost Skilled worker = 0.02 hour x RM91.67/8 hours General worker =0.01 hour x RM66.25/8 hours Allow 15% for profit and overhead Rate /m
=RM0.57 =RM0.03 =RM0.29
=RM0.23 =RM0.08 RM 0.31 RM0.05 RM 0.36