ABSTRACT
Plane horizontal, width ne 0.1m 0.10 6.26 1.84 2.80 m 10.90 0.1-0.20m 0.18 11.26 3.31 2.99 m 17.56 0.2-0.40m 0.40 30.28 4.49 7.19 m2 41.96 0.4-1.22m 0.40 30.28 4.49 7.19 m2 41.96 exceeding 1.22m 0.38 28.76 4.27 7.19 m2 40.22
Plane sloping, width ne 0.1m 0.11 6.88 2.02 2.80 m 11.70 0.1-0.20m 0.20 12.51 3.67 2.99 m 19.17 0.2-0.40m 0.43 32.55 4.78 10.81 m2 48.14 0.4-1.22m 0.43 32.55 4.78 10.81 m2 48.14 exceeding 1.22m 0.38 28.76 4.27 10.81 m2 43.84
Plane battered, width ne 0.1m 0.12 7.51 2.20 5.37 m 15.08 0.1-0.20m 0.20 12.51 3.67 5.56 m 21.74 0.2-0.40m 0.43 32.55 4.90 14.28 m2 51.73 0.4-1.22m 0.43 32.55 4.90 14.28 m2 51.73 exceeding 1.22m 0.40 30.28 4.49 14.28 m2 49.05
Plane vertical, width ne 0.1m 0.12 7.51 2.20 4.58 m 14.29 0.1-0.20m 0.19 11.89 3.49 4.78 m 20.16 0.2-0.40m 0.70 52.98 7.86 11.69 m2 72.53 0.4-1.22m 0.51 38.60 5.66 11.69 m2 55.95 exceeding 1.22m 0.47 35.57 5.35 11.69 m2 52.61
Curved to one radius in one plane, 0.5m radius, width ne 0.1m 0.19 11.89 3.49 6.39 m 21.77 0.1-0.20m 0.25 15.64 4.59 6.58 m 26.81 0.2-0.40m 0.90 68.12 10.11 13.49 m2 91.72 0.4-1.22m 0.72 54.50 8.08 13.49 m2 76.07 exceeding 1.22m 0.65 49.20 7.23 13.49 m2 69.92
Curved to one radius in one plane, 2m radius, width ne 0.1m 0.18 11.26 3.31 6.39 m 20.96 0.1-0.20m 0.22 13.76 4.04 6.58 m 24.38 0.2-0.40m 0.84 63.58 9.43 13.49 m2 86.50 0.4-1.22m 0.66 49.96 7.41 13.49 m2 70.86 exceeding 1.22m 0.52 39.36 5.84 13.49 m2 58.69
For voids small void; depth ne 0.5m 0.07 4.38 – 3.31 nr 7.69 small void; depth 0.5-1.0m 0.12 7.51 – 6.31 nr 13.82 small void; depth ne 1.0-2.0m 0.16 10.01 – 11.61 nr 21.62 large void; depth ne 0.5m 0.14 8.76 – 9.92 nr 18.68 large void; depth 0.5-1.0m 0.33 20.64 – 21.14 nr 41.78 large void; depth 1.0-2.0m 0.58 36.28 – 43.53 nr 79.81
For concrete components of constant cross-section beams; 200×200mm 0.48 30.03 8.81 5.55 m 44.39 beams; 500×500mm 0.55 34.41 10.10 10.57 m 55.08 beams; 500×800mm 0.67 41.92 12.31 12.30 m 66.53 columns; 200×200mm 0.55 34.41 10.10 7.70 m 52.21 columns; 300×300mm 0.55 34.41 10.10 10.47 m 54.98 columns; 300×500mm 0.62 38.79 11.39 11.91 m 62.09 to walls; 1.0m high thickness 250mm 1.10 83.26 12.35 13.56 m 109.17
hours £ £ £ rate £
to walls; 1.5m high thickness 300mm 1.50 113.53 16.84 19.04 m 149.41 box culvert; 2 × 2m internally and wall thickness 300mm 4.50 340.61 50.53 143.95 m 535.09 projections (100mm deep) 0.10 6.26 1.84 2.86 m 10.96 intrusions (100mm deep) 0.10 6.26 1.84 2.86 m 10.96
Allowance for additional craneage and rub up where required
ADD to items measures linear 0.04 2.50 0.73 0.03 m 3.26 ADD to items measures m2 0.12 7.51 2.20 0.10 m2 9.81
FORMWORK; FAIR FINISH Plane horizontal, width
ne 0.1m 0.10 6.26 1.84 4.32 m 12.42 0.1-0.20m 0.18 11.26 3.31 4.73 m 19.30 0.2-0.40m 0.40 30.28 4.49 14.53 m2 49.30 0.4-1.22m 0.40 30.28 4.49 14.53 m2 49.30 exceeding 1.22m 0.38 28.76 4.27 14.53 m2 47.56
Plane sloping, width ne 0.1m 0.11 6.88 2.02 4.32 m 13.22 0.1-0.20m 0.20 12.51 2.25 4.73 m 19.49 0.2-0.40m 0.43 32.55 13.01 23.45 m2 69.01 0.4-1.22m 0.43 32.55 13.01 23.45 m2 69.01 exceeding 1.22m 0.38 28.76 4.27 23.45 m2 56.48
Plane battered, width ne 0.1m 0.12 7.51 2.20 8.22 m 17.93 0.1-0.20m 0.20 12.51 3.67 8.62 m 24.80 0.2-0.40m 0.43 32.55 4.83 29.57 m2 66.95 0.4-1.22m 0.43 32.55 4.83 29.57 m2 66.95 exceeding 1.22m 0.40 30.28 4.49 29.57 m2 64.34
Plane vertical, width ne 0.1m 0.12 7.51 2.20 7.44 m 17.15 0.1-0.20m 0.20 12.51 3.67 7.84 m 24.02 0.2-0.40m 0.72 54.50 8.08 24.33 m2 86.91 0.4-1.22m 0.53 40.12 5.95 24.33 m2 70.40 exceeding 1.22m 0.48 36.33 5.39 24.33 m2 66.05
Curved to one radius in one plane, 0.5m radius, width ne 0.1m 0.20 12.51 3.67 11.89 m 28.07 0.1-0.20m 0.25 15.64 4.59 12.30 m 32.53 0.2-0.40m 0.90 68.12 10.11 28.79 m2 107.02 0.4-1.22m 0.72 54.50 8.08 28.79 m2 91.37 exceeding 1.22m 0.65 49.20 7.30 28.79 m2 85.29
Curved to one radius in one plane, 2.0m radius, width ne 0.1m 0.18 11.26 3.31 11.89 m 26.46 0.1-0.20m 0.22 13.76 4.04 12.30 m 30.10 0.2-0.40m 0.84 63.58 9.43 28.79 m2 101.80 0.4-1.22m 0.66 49.96 7.41 28.79 m2 86.16 exceeding 1.22m 0.52 39.36 5.84 28.79 m2 73.99
hours £ £ £ rate £
FORMWORK; FAIR FINISH – cont For voids, using void former
small void; depth ne 0.5m 0.07 4.38 – 5.84 nr 10.22 small void; depth 0.5-1.0m 0.12 7.51 – 11.17 nr 18.68 small void; depth ne 1.0-2.0m 0.16 10.01 – 21.30 nr 31.31 large void; depth ne 0.5m 0.14 8.76 – 12.32 nr 21.08 large void; depth 0.5-1.0m 0.33 20.64 – 25.39 nr 46.03 large void; depth 1.0-2.0m 0.58 36.28 – 45.45 nr 81.73
For concrete components of constant cross-section beams; 200×200mm 0.49 30.65 9.00 12.07 m 51.72 beams; 500×500mm 0.57 35.66 10.47 20.94 m 67.07 beams; 500×800mm 0.69 43.17 12.67 26.57 m 82.41 columns; 200×200mm 0.57 35.66 10.47 14.63 m 60.76 columns; 300×300mm 0.57 35.66 10.47 20.65 m 66.78 columns; 300×500mm 0.64 40.04 11.75 24.44 m 76.23 to walls; 1.0m high thickness 250mm 1.20 90.83 13.47 28.23 m 132.53 to walls; 1.5m high thickness 300mm 1.60 121.10 17.97 41.05 m 180.12 box culvert; 2 x 2m internally and wall thickness 300mm 4.60 348.17 51.65 298.15 m 697.97 projections (100mm deep) 0.10 6.26 1.84 6.06 m 14.16 intrusions (100mm deep) 0.10 6.26 1.84 6.06 m 14.16
Allowance for additional craneage and rub up where required
ADD to items measures linear 0.14 8.76 2.57 0.04 m 11.37 ADD to items measures m2 0.12 7.51 2.20 0.13 m2 9.84
FORMWORK; EXTRA SMOOTH FINISH Plane horizontal, width
ne 0.1m 0.10 6.26 1.84 4.55 m 12.65 0.1-0.20m 0.18 11.26 3.31 5.14 m 19.71 0.2-0.40m 0.40 30.28 4.49 16.64 m2 51.41 0.4-1.22m 0.40 30.28 4.49 16.64 m2 51.41 exceeding 1.22m 0.38 28.76 4.26 16.64 m2 49.66
Plane sloping, width ne 0.1m 0.11 6.88 2.02 4.55 m 13.45 0.1-0.20m 0.20 12.51 3.67 5.14 m 21.32 0.2-0.40m 0.43 32.55 4.85 25.56 m2 62.96 0.4-1.22m 0.43 32.55 4.85 25.56 m2 62.96 exceeding 1.22m 0.38 28.76 4.27 25.56 m2 58.59
Plane battered, width ne 0.1m 0.12 7.51 2.20 8.44 m 18.15 0.1-0.20m 0.20 12.51 3.67 9.04 m 25.22 0.2-0.40m 0.43 32.55 4.85 31.68 m2 69.08 0.4-1.22m 0.43 32.55 4.85 31.68 m2 69.08 exceeding 1.22m 0.40 30.28 4.49 31.68 m2 66.45
Plane vertical, width ne 0.1m 0.12 9.08 2.20 7.66 m 18.94 0.1-0.20m 0.20 12.51 3.67 8.25 m 24.43 0.2-0.40m 0.74 56.01 8.31 26.44 m2 90.76 0.4-1.22m 0.53 40.12 5.97 26.44 m2 72.53 exceeding 1.22m 0.48 36.33 5.39 26.44 m2 68.16
hours £ £ £ rate £
Curved to one radius in one plane, 0.5m radius, width ne 0.1m 0.20 12.51 3.67 12.12 m 28.30 0.1-0.20m 0.25 15.64 4.59 8.25 m 28.48 0.2-0.40m 0.90 68.12 10.11 30.90 m2 109.13 0.4-1.22m 0.72 54.50 8.08 30.90 m2 93.48 exceeding 1.22m 0.65 49.20 7.32 30.90 m2 87.42
Curved to one radius in one plane, 1.0m radius, width ne 0.1m 0.18 11.26 3.31 12.12 m 26.69 0.1-0.20m 0.22 13.76 4.04 8.25 m 26.05 0.2-0.40m 0.84 63.58 15.14 30.90 m2 109.62 0.4-1.22m 0.66 49.96 7.41 30.90 m2 88.27 exceeding 1.22m 0.52 39.36 5.84 30.90 m2 76.10
For voids, using void former small void; depth ne 0.5m 0.07 4.38 – 9.92 nr 14.30 small void; depth 0.5-1.0m 0.12 7.51 – 19.22 nr 26.73 small void; depth ne 1.0-2.0m 0.16 10.01 – 36.42 nr 46.43 large void; depth ne 0.5m 0.14 8.76 – 21.75 nr 30.51 large void; depth 0.5-1.0m 0.33 20.64 – 42.58 nr 63.22 large void; depth 1.0-2.0m 0.58 36.28 – 75.16 nr 111.44
For concrete components of constant cross-section beams; 200×200mm 0.50 31.28 9.18 13.34 m 53.80 beams; 500×500mm 0.57 35.66 6.39 24.10 m 66.15 beams; 500×800mm 0.69 43.17 7.76 30.37 m 81.30 columns; 200×200mm 0.57 35.66 6.39 16.32 m 58.37 columns; 300×300mm 0.57 35.66 6.39 23.18 m 65.23 columns; 300×500mm 0.64 40.04 7.19 27.82 m 75.05 to walls; 1.0m high thickness 250mm 1.20 90.83 13.47 32.45 m 136.75 to walls; 1.5m high thickness 300mm 1.60 121.10 17.97 47.38 m 186.45 box culvert; 2×2m internally and wall thickness 300mm 4.60 348.17 51.65 320.55 m 720.37 projections (100mm deep) 0.10 6.26 1.84 6.47 m 14.57 intrusions (100mm deep) 0.10 6.26 1.84 6.47 m 14.57
Allowance for additional craneage and rub up where required
ADD to items measures linear 0.14 8.76 2.57 0.04 m 11.37 ADD to items measures m2 0.12 7.51 2.20 0.17 m2 9.88
REINFORCEMENT
Plain round mild steel bars to BS 4449 Bars; supplied in straight lengths
6mm nominal size 8.00 909.76 115.34 432.68 tonne 1457.78 8mm nominal size 6.74 766.47 97.18 498.62 tonne 1362.27 10mm nominal size 6.74 766.47 97.18 496.56 tonne 1360.21 12mm nominal size 6.74 766.47 97.18 494.50 tonne 1358.15 16mm nominal size 6.15 699.38 88.68 479.04 tonne 1267.10 20mm nominal size 4.44 504.92 64.01 561.46 tonne 1130.39 25mm nominal size 4.44 504.92 64.01 569.70 tonne 1138.63 32mm nominal size 4.44 504.92 64.01 566.61 tonne 1135.54 40mm nominal size 4.44 504.92 64.01 561.46 tonne 1130.39
hours £ £ £ rate £
REINFORCEMENT – cont
Plain round mild steel bars to BS 4449 – cont Bars; supplied in bent and cut lengths
6mm nominal size 8.00 909.76 115.34 643.88 tonne 1668.98 8mm nominal size 6.74 766.47 97.18 638.72 tonne 1502.37 10mm nominal size 6.74 766.47 97.18 571.76 tonne 1435.41 12mm nominal size 6.74 766.47 97.18 540.86 tonne 1404.51 16mm nominal size 6.15 699.38 88.68 412.08 tonne 1200.14 20mm nominal size 4.44 504.92 64.01 379.11 tonne 948.04 25mm nominal size 4.44 504.92 64.01 360.57 tonne 929.50 32mm nominal size 4.44 504.92 64.01 355.42 tonne 924.35 40mm nominal size 4.44 504.92 64.01 345.12 tonne 914.05
Deformed high yield steel bars to BS 4449 Bars; supplied in straight lengths
6mm nominal size 8.00 909.76 115.34 614.68 tonne 1639.78 8mm nominal size 6.74 766.47 97.18 609.76 tonne 1473.41 10mm nominal size 6.74 766.47 97.18 545.84 tonne 1409.49 12mm nominal size 6.74 766.47 97.18 536.01 tonne 1399.66 16mm nominal size 6.15 699.38 88.68 516.34 tonne 1304.40 20mm nominal size 4.44 504.92 64.01 585.18 tonne 1154.11 25mm nominal size 4.44 504.92 64.01 590.09 tonne 1159.02 32mm nominal size 4.44 504.92 64.01 595.01 tonne 1163.94 40mm nominal size 4.44 504.92 64.01 604.85 tonne 1173.78
Bars; supplied in bent and cut lengths 6mm nominal size 8.00 909.76 115.34 647.03 tonne 1672.13 8mm nominal size 6.74 766.47 97.18 641.86 tonne 1505.51 10mm nominal size 6.74 766.47 97.18 574.56 tonne 1438.21 12mm nominal size 6.74 766.47 97.18 564.21 tonne 1427.86 16mm nominal size 6.15 699.38 88.68 543.51 tonne 1331.57 20mm nominal size 4.44 504.92 64.01 615.97 tonne 1184.90 25mm nominal size 4.44 504.92 64.01 621.15 tonne 1190.08 32mm nominal size 4.44 504.92 64.01 626.33 tonne 1195.26 40mm nominal size 4.44 504.92 64.01 636.68 tonne 1205.61
Stainless steel bars; Alloy 1.4301 Bars; supplied in straight lengths
8mm nominal size 6.74 766.47 97.18 3300.00 tonne 4163.65 10mm nominal size 6.74 766.47 97.18 3300.00 tonne 4163.65 12mm nominal size 6.74 766.47 97.18 3300.00 tonne 4163.65 16mm nominal size 6.15 699.38 88.68 3300.00 tonne 4088.06 20mm nominal size 4.44 504.92 64.01 3300.00 tonne 3868.93 25mm nominal size 4.44 504.92 64.01 3300.00 tonne 3868.93 32mm nominal size 4.44 504.92 64.01 3300.00 tonne 3868.93
Bars; supplied in bent and cut lengths 8mm nominal size 6.74 766.47 97.18 3450.00 tonne 4313.65 10mm nominal size 6.74 766.47 97.18 3450.00 tonne 4313.65 12mm nominal size 6.74 766.47 97.18 3450.00 tonne 4313.65 16mm nominal size 6.15 699.38 88.68 3450.00 tonne 4238.06 20mm nominal size 4.44 504.92 64.01 3450.00 tonne 4018.93 25mm nominal size 4.44 504.92 64.01 3450.00 tonne 4018.93 32mm nominal size 4.44 504.92 64.01 3450.00 tonne 4018.93
hours £ £ £ rate £
Additional allowances to bar reinforcement Add to the above bars
12-15m long; mild steel to BS 4449 – – – 31.63 tonne 31.63 12-15m long; high yield steel to BS 4449 – – – 19.80 tonne 19.80 Over 15m long, per 500mm increment; mild steel to BS 4449 – – – 12.65 tonne 12.65 Over 15m long, per 500mm increment; high yield steel to BS 4449 – – – 4.40 tonne 4.40
Add for cutting, bending, tagging and baling reinforcement on site
6mm nominal size 4.87 177.66 70.22 1.90 tonne 249.78 8mm nominal size 4.58 167.08 66.03 1.90 tonne 235.01 10mm nominal size 3.42 124.76 49.31 1.90 tonne 175.97 12mm nominal size 2.55 93.02 36.77 1.90 tonne 131.69 16mm nominal size 2.03 74.05 29.28 1.90 tonne 105.23 20mm nominal size 1.68 61.29 24.22 1.90 tonne 87.41 25mm nominal size 1.68 61.29 24.22 1.90 tonne 87.41 32mm nominal size 1.39 50.71 20.05 1.90 tonne 72.66 40mm nominal size 1.39 50.71 20.05 1.90 tonne 72.66
Special joints Lenton type A couplers; threaded ends on reinforcing bars
12mm 0.09 10.23 – 6.72 nr 16.95 16mm 0.09 10.23 – 8.11 nr 18.34 20mm 0.09 10.23 – 11.84 nr 22.07 25mm 0.09 10.23 – 16.37 nr 26.60 32mm 0.09 10.23 – 22.47 nr 32.70 40mm 0.09 10.23 – 30.87 nr 41.10
Lenton type B couplers; threaded ends on reinforcing bars
12mm 0.09 10.23 – 21.59 nr 31.82 16mm 0.09 10.23 – 25.02 nr 35.25 20mm 0.09 10.23 – 27.75 nr 37.98 25mm 0.09 10.23 – 32.04 nr 42.27 32mm 0.09 10.23 – 43.30 nr 53.53 40mm 0.09 10.23 – 63.48 nr 73.71
Steel fabric to BS 4483 Fabric
nominal mass 0.77kg/m2; ref D49 0.02 2.27 0.29 0.57 m2 3.13 nominal mass 1.54kg/m2; ref D98 0.02 2.27 0.29 1.08 m2 3.64 nominal mass 1.54kg/m2; ref A98 0.03 3.41 0.44 2.21 m2 6.06 nominal mass 2.22kg/m2; ref A142 0.03 3.41 0.44 2.10 m2 5.95 nominal mass 2.61kg/m2; ref C283 0.03 3.41 0.44 1.92 m2 5.77 nominal mass 3.02kg/m2; ref A193 0.04 4.55 0.58 2.87 m2 8.00 nominal mass 3.05kg/m2; ref B196 0.04 4.55 0.58 5.12 m2 10.25 nominal mass 3.41kg/m2; ref C385 0.04 4.55 0.58 2.49 m2 7.62 nominal mass 3.73kg/m2; ref B283 0.04 4.55 0.58 3.38 m2 8.51 nominal mass 3.95kg/m2; ref A252 0.04 4.55 0.58 3.75 m2 8.88 nominal mass 4.34kg/m2; ref C503 0.05 5.69 0.73 3.14 m2 9.56
hours £ £ £ rate £
REINFORCEMENT – cont
Steel fabric to BS 4483 – cont Fabric – cont
nominal mass 4.35kg/m2; ref B385 0.05 5.69 0.73 4.12 m2 10.54 nominal mass 5.55kg/m2; ref C636 0.05 5.69 0.73 3.86 m2 10.28 nominal mass 5.93kg/m2; ref B503 0.05 5.69 0.73 3.75 m2 10.17 nominal mass 6.16kg/m2; ref A393 0.07 7.96 1.02 5.27 m2 14.25 nominal mass 6.72kg/m2; ref C785 0.07 7.96 1.02 4.68 m2 13.66 nominal mass 8.14kg/m2; ref B785 0.08 9.10 1.15 5.15 m2 15.40 nominal mass 10.90kg/m2; ref B1131 0.09 10.23 1.31 9.78 m2 21.32
RESOURCES - LABOUR
Formwork gang - small areas 1 foreman joiner (craftsman) 22.32 1 joiner (craftsman) 19.15 1 unskilled operative (general) 12.44 1 plant operator (craftsman) - 50% of time 10.34 Total Gang Rate / Hour £ 64.25
Formwork gang - large areas 1 foreman joiner (craftsman) 22.32 2 joiners (craftsman) 38.30 1 unskilled operative (general) 12.44 1 plant operator (craftsman) - 25% of time 5.17 Total Gang Rate / Hour £ 78.23
Reinforcement gang 1 foreman steel fixer (craftsman) 22.32 4 steel fixers (craftsman) 76.60 1 unskilled operative (general) 12.44 1 plant operator (craftsman) - 25% of time 5.17 Total Gang Rate / Hour £ 116.53
Reinforcement - on-site bending/baling gang 1 steel fixer (craftsman) 19.15 1 unskilled operative (general) 12.44 1 plant operator (craftsman) - 25% of time 5.17 Total Gang Rate / Hour £ 36.76
Joints gang 1ganger/chargehand (skill rate 4) 13.32 1 skilled operative (skill rate 4) 13.32 1 unskilled operative (general) 12.44 Total Gang Rate / Hour £ 39.08
Concrete accessories gang 1ganger/chargehand (skill rate 4) 13.32 1 skilled operative (skill rate 4) 13.32 1 unskilled operative (general) 12.44 Total Gang Rate / Hour £ 39.08
hours £ £ £ rate £
RESOURCES - PLANT
Formwork - small areas 20t crawler crane - 50% of time 14.27 22’ diameter saw bench 1.85 allowance for small power tools 2.25 Total Rate / Hour £ 18.36
Formwork - large areas 20t crawler crane - 25% of time 7.14 22’ diameter saw bench 1.85 allowance for small power tools 2.25 Total Rate / Hour £ 11.23
Reinforcement 30 t crawler crane - 25% of time 7.79 bar cropper 4.09 small power tools 1.65 support acrows, tirfors, kentledge, etc. 0.89 Total Rate / Hour £ 14.42
RESOURCES - MATERIALS
Formwork Formwork materials include for shutter, bracing, ties, support, kentledge and all consumables. The following unit costs do not include for formwork outside the payline and are based on an optimum of a minimum 8 uses with 10% per use towards the cost of repairs / replacement of components damaged during disassembly ADD to formwork material costs generally depending on the number of uses :
Nr of uses % Addition % Waste 1 + 90 to 170 +7 2 + 50 to 80 +7 3 + 15 to 30 +6 6 + 5 to 10 +6 8 No change +5 10 - 5 to 7 +5
Reinforcement Reinforcement materials include for bars, tying wire, spacers, couplers and steel supports for bottom layer reinforcement (stools, chairs and risers).
