concrete, formwork, rebar

1. Concrete Work
data Price
Materuial cost
Lean concrete G15 (already mixed) RM185.00/m3
G25 Concrete (already mixed ) RM195.00/m3
G30 Concrete (already mixed ) RM210.00/m3
Shrinkage, concsolidation and wasteage 50%
Labour cost
Two unskilled worker (8Hours per day) RM52.50/person
Placing of concrete 0.6h/m3
Cost of vibrator for reinfoced concrete, 1.2m3/h, incluidng fuel RM360.00/day
Additional labour for working around reinforcement at 0.55hour/m³ RM52.50/day
Allow 15% profit including overhead
Calculation for lean concrete G15
material cost
Add shrinkage, concsolidation and wasteage 50%
RM185.00 x 1.5 = RM277.50/m3
Labour cost
Two unskilled worker per hour RM52.50/8x2 = RM13.13/h
placing concrete RM13.13 x 0.6 = RM7.88/m3
Total Cost for lean concrete G15
RM277.50+RM7.88=RM285.38
Allow 15% profit including overhead RM285.38 x 1.15= RM328.19/m3
RM328.19/m3 x 0.05(thk) = RM16.41/m2

2. Calculation for reinforced concrete G25
material cost
Add shrinkage, concsolidation and wasteage 50%
RM195.00 x 1.5 = RM292.50/m3
Plant cost
Vibrator per day RM360.00/8 = RM45.00/h
per m3 RM45.00 / 1.2 = RM37.5/m3
Labour cost
Two unskilled worker per hour RM52.50/8x2 = RM13.13/h
placing concrete RM13.13 x 0.6 = RM7.88/m3
Reinforcement work labour cost per m3 RM52.50/8=RM6.56/h
RM6.56 x 0.55 = RM3.61/m3
Total cost for reinforced concrete G25
RM292.50 + RM37.5 + RM7.88 + RM3.61 = RM341.49/m3
Allow 15% profit including overhead RM341.49 x 1.15= RM392.71/m3
Calculation for reinforced concrete G30
material cost
Add shrinkage, concsolidation and wasteage 50%
RM210.00 x 1.5 = RM315.00/m3
Plant cost
Vibrator per day RM360.00/8 = RM45.00/h
per m3 RM45.00 / 1.2 = RM37.5/m3
Labour cost
Two unskilled worker per hour RM52.50/8x2 = RM13.13/h
placing concrete RM13.13 x 0.6 = RM7.88/m3
Reinforcement work labour cost per m3 RM52.50/8=RM6.56/hRM6.56 x 0.55 = RM3.61/m3
Total cost for reinforced concrete G30
RM315.00 + RM37.5 + RM7.88 + RM3.61 = RM363.99/m3
Allow 15% profit including overhead RM363.99 x 1.15= RM418.59/m3

3. Hardcore
Data Price
material cost
hardcore material RM7.5/m2
Allow 10% compaction
Labour cost
One unskilled worker, 8hours per day
Allow 15% profir including overhead RM52.50/person
Placing hardcore at 8m2/h
Calculation for hardcore
Material cost
Allow 10% compaction RM7.50 x 1.10 = RM8.25/m2
Labour cost
One unskilled worker per hour RM52.50/8 = RM6.56/h
Placing hardcore RM6.56/1.2 = RM5.47/m2
Total cost for hardcore
RM8.25 + RM5.47 = RM13.72/m2
Allow 15% profit including overhead RM13.72 x 1.15= RM15.78/m2

4. 10mm dia high tensile Reinforcement Bar Cost
Data Price
material cost
10mm diameter bar delivered to site RM2700/tonne
Allow labour stacking and loading RM7/tonne
Tie wire at 0.66kg/100kg of reinforcement bar RM500/tonne
Allow spacers for rebar RM6/tonne
Allow 7% waste
Allow margin RM22/tonne
Allow 15% profit including overhead
Labour cost
One skilled labour, 8hours/day RM125/person
one unskilled worker, 8hours/day RM52.50/person
Allow 10% idling time
Select 28 minutes
Cut 32 minutes
Bend 35 minutes
Fix 23 minutes
Hoist Twice 7 minutes
calculation for 10mm h.t bar
material cost
10mm diameter h.t bar RM2700/tonne
Allow labour stacking and loading RM7/tonne
Tie wire (0.66kg/100kg) x 1000 x (500/1000) = RM3.3/tonne
Spacer RM6/tonne
Allow 7% waste RM2700 x 0.07 = RM189/tonne
Margin RM22/tonne
Total RM2927.3/tonne
Labour cost
Skilled worker per hour Rm125/8 = RM15.63/h
One unskilled worker per hour RM52.50/8 = RM6.56/h
total RM15.63 + RM6.56 = RM22.19/h
Allow 10% idling time RM22.19 x 1.10 = RM24.41/h
Time required for
Select, cut, bend, fix and hoist twice (28+32+35+23+7)minutes = 125minutes
Labour cost (125minutes / 60) x RM24.41 = RM50.85/kg = RM508.54/tonne
Total cost for 10mm h.t bar
RM2927.3 + RM508.54 = RM3435.84/tonne
Allow 15% profit including overhead RM3435.84 x 1.15= RM3951.22/tonne

5. 12mm dia high tensile Reinforcement Bar Cost
Data Price
material cost
12mm diameter bar delivered to site RM2700/tonne
Allow labour stacking and loading RM7/tonne
Tie wire at 0.66kg/100kg of reinforcement bar RM500/tonne
Allow spacers for rebar RM6/tonne
Allow 7% waste
Allow margin RM22/tonne
Allow 15% profit including overhead
Labour cost
One skilled labour, 8hours/day RM125/person
one unskilled worker, 8hours/day RM52.50/person
Allow 10% idling time
Select 28 minutes
Cut 32 minutes
Bend 35 minutes
Fix 23 minutes
Hoist Twice 7 minutes
calculation for 12mm h.t bar
material cost
12mm diameter h.t bar RM2700/tonne
Allow labour stacking and loading RM7/tonne
Tie wire (0.66kg/100kg) x 1000 x (500/1000) = RM3.3/tonne
Spacer RM6/tonne
Allow 7% waste RM2700 x 0.07 = RM189/tonne
Margin RM22/tonne
Total RM2927.3/tonne
Labour cost
Skilled worker per hour Rm125/8 = RM15.63/h
One unskilled worker per hour RM52.50/8 = RM6.56/h
total RM15.63 + RM6.56 = RM22.19/h
Allow 10% idling time RM22.19 x 1.10 = RM24.41/h
Time required for
Select, cut, bend, fix and hoist twice (28+32+35+23+7)minutes = 125minutes
Labour cost (125minutes / 60) x RM24.41 = RM50.85/kg = RM508.54/tonne
Total cost for 12mm h.t bar
RM2927.3 + RM508.54 = RM3435.84/tonne
Allow 15% profit including overhead RM3435.84 x 1.15= RM3951.22/tonne

6. 16mm dia high tensile Reinforcement Bar Cost
Data Price
material cost
16mm diameter bar delivered to site RM2650/tonne
Allow labour stacking and loading RM7/tonne
Tie wire at 0.66kg/100kg of reinforcement bar RM500/tonne
Allow spacers for rebar RM6/tonne
Allow 7% waste
Allow margin RM22/tonne
Allow 15% profit including overhead
Labour cost
One skilled labour, 8hours/day RM125/person
one unskilled worker, 8hours/day RM52.50/person
Allow 10% idling time
Select 28 minutes
Cut 32 minutes
Bend 35 minutes
Fix 23 minutes
Hoist Twice 7 minutes
calculation for 16mm h.t bar
material cost
16mm diameter h.t bar RM2650/tonne
Allow labour stacking and loading RM7/tonne
Tie wire (0.66kg/100kg) x 1000 x (500/1000) = RM3.3/tonne
Spacer RM6/tonne
Allow 7% waste RM2650 x 0.07 = RM185.5/tonne
Margin RM22/tonne
Total RM2873.8/tonne
Labour cost
Skilled worker per hour Rm125/8 = RM15.63/h
One unskilled worker per hour RM52.50/8 = RM6.56/h
total RM15.63 + RM6.56 = RM22.19/h
Allow 10% idling time RM22.19 x 1.10 = RM24.41/h
Time required for
Select, cut, bend, fix and hoist twice (28+32+35+23+7)minutes = 125minutes
Labour cost (125minutes / 60) x RM24.41 = RM50.85/kg = RM508.54/tonne
Total cost for 16mm h.t bar
RM2873.8 + RM508.54 = RM3382.34/tonne
Allow 15% profit including overhead RM3382.34 x 1.15= RM3889.69/tonne

7. 8mm dia mild steel Reinforcement Bar Cost
Data Price
material cost
8mm diameter bar delivered to site RM 1250/ 800kg
Allow labour stacking and loading RM7/tonne
Tie wire at 0.66kg/100kg of reinforcement bar RM500/tonne
Allow spacers for rebar RM6/tonne
Allow 7% waste
Allow margin RM22/tonne
Allow 15% profit including overhead
Labour cost
One skilled labour, 8hours/day RM125/person
one unskilled worker, 8hours/day RM52.50/person
Allow 10% idling time
Select 28 minutes
Cut 32 minutes
Bend 35 minutes
Fix 23 minutes
Hoist Twice 7 minutes
calculation for 8mm m.s bar
material cost
8mm diameter h.t bar 1250/800 x 1000 RM1562.5/tonne
Allow labour stacking and loading RM7/tonne
Tie wire (0.66kg/100kg) x 1000 x (500/1000) = RM3.3/tonne
Spacer RM6/tonne
Allow 7% waste RM1562.5 x 0.07 = RM109.38/tonne
Margin RM22/tonne
Total RM1710.18/tonne
Labour cost
Skilled worker per hour Rm125/8 = RM15.63/h
One unskilled worker per hour RM52.50/8 = RM6.56/h
total RM15.63 + RM6.56 = RM22.19/h
Allow 10% idling time RM22.19 x 1.10 = RM24.41/h
Time required for
Select, cut, bend, fix and hoist twice (28+32+35+23+7)minutes = 125minutes
Labour cost (125minutes / 60) x RM24.41 = RM50.85/kg = RM508.54/tonne
Total cost for 8mm m.s bar
RM1710.18 + RM508.54 = RM2218.72/tonne
Allow 15% profit including overhead RM2218.72 x 1.15= RM2551.53/tonne

8. 10mm dia mild steel Reinforcement Bar Cost
Data Price
material cost RM1802 /tonne
10mm diameter bar delivered to site RM/tonne
Allow labour stacking and loading RM7/tonne
Tie wire at 0.66kg/100kg of reinforcement bar RM500/tonne
Allow spacers for rebar RM6/tonne
Allow 7% waste
Allow margin RM22/tonne
Allow 15% profit including overhead
Labour cost
One skilled labour, 8hours/day RM125/person
one unskilled worker, 8hours/day RM52.50/person
Allow 10% idling time
Select 28 minutes
Cut 32 minutes
Bend 35 minutes
Fix 23 minutes
Hoist Twice 7 minutes
calculation for 10mm m.s bar
material cost
10mm diameter h.t bar RM1802/tonne
Allow labour stacking and loading RM7/tonne
Tie wire (0.66kg/100kg) x 1000 x (500/1000) = RM3.3/tonne
Spacer RM6/tonne
Allow 7% waste RM1802 x 0.07 = RM126.14/tonne
Margin RM22/tonne
Total RM1966.44/tonne
Labour cost
Skilled worker per hour Rm125/8 = RM15.63/h
One unskilled worker per hour RM52.50/8 = RM6.56/h
total RM15.63 + RM6.56 = RM22.19/h
Allow 10% idling time RM22.19 x 1.10 = RM24.41/h
Time required for
Select, cut, bend, fix and hoist twice (28+32+35+23+7)minutes = 125minutes
Labour cost (125minutes / 60) x RM24.41 = RM50.85/kg = RM508.54/tonne
Total cost for 10mm m.s bar
RM1966.44 + RM508.54 = RM2474.98/tonne
Allow 15% profit including overhead RM2474.98 x 1.15= RM2846.23/tonne

9. A6:2.61kg/m2 layer of Steel Fabric Reinforcement Cost
Data Price
A6:2.61kg/m2 RM10.00/m2
Allow 5% wastage
Lablour cost
2 unskilled labour, 8hoours/day RM52.50/person
allow 10% idling time
Allow 15% profit including overhead
Calculation for BRC A6:2.61kg/m2
material cost
Allow 5% wastage RM10 x 1.05 = RM10.5
Labour cost
Two unskilled worker per hour RM52.50/8x2 = RM13.13/h
allow 10% idling time RM13.13 x 1.10 = RM14.14/h
total cost
RM10.5 + RM14.14 = RM24.64/m2
Allow 15% profit including overhead RM24.63 x 1.15% = RM28.34/m2
A8:3.01kg/m2 layer of Steel Fabric Reinforcement Cost
Data Price
A8:3.01kg/m2 RM12.10/m2
Allow 5% wastage
Lablour cost
2 unskilled labour, 8hoours/day RM52.50/person
allow 10% idling time
Allow 15% profit including overhead
Calculation for BRC A8:3.01kg/m2
material cost
Allow 5% wastage RM12.10 x 1.05% = RM12.71/m2
Labour cost
Two unskilled worker per hour RM52.50/8x2 = RM13.13/h
allow 10% idling time RM13.13 x 1.10 = RM14.14/h
total cost
RM12.71 + RM14.14 = RM26.85
Allow 15% profit including overhead RM26.85 x 1.15% = RM30.88/m2