ABSTRACT
Extra per m² ground floor plan area for sound reducing quilt in screed m² £ 4.39 to £ 7.76 50 mm insulation under slab and at edges m² £ 7.17 to £ 10.54 75 mm insulation under slab and at edges m² £ 8.93 to £ 13.32 suspended precast concrete slabs in lieu of in-situ slab m² £ 18.89 to £ 24.01
FRAME AND UPPER FLOORS
Reinforced in-situ concrete columns, bar reinforcement at 200 kg/m³; Strength N/mm² basic formwork (assumed four uses) ; column size 21 30 40
225 x 225 mm m £ 54.17 54.17 55.63 300 x 300 mm m £ 74.66 76.13 80.52 300 x 450 mm m £ 105.41 105.41 109.80 300 x 600 mm m £ 128.83 128.83 136.15 450 x 450 mm m £ 133.22 136.15 137.62
Strength N/mm² 21 30 40
In-situ concrete casing to steel column, basic formwork (assumed four uses), column size
225 x 225 mm m £ 51.24 51.24 54.17 300 x 300 mm m £ 70.27 71.74 74.66 300 x 450 mm m £ 93.70 95.16 98.09 300 x 600 mm m £ 111.26 114.19 118.58 450 x 450 mm m £ 115.66 115.66 124.44 450 x 600 mm m £ 140.54 143.47 150.79 450 x 900 mm m £ 194.71 194.71 207.89
Strength N/mm² 21 30 40
Reinforced in-situ concrete isolated beams; bar reinforcement at 200 kg/m³ basic formwork (assumed four uses); beam size
225 x 450 mm m £ 93.70 95.16 98.09 225 x 600 mm m £ 118.58 118.58 124.44 300 x 600 mm m £ 136.15 136.15 140.54 300 x 900 mm m £ 188.86 193.25 197.64 300 x 1200 mm m £ 243.02 244.49 253.27 450 x 600 mm m £ 174.22 174.22 184.46 450 x 900 mm m £ 240.10 243.02 253.27 450 x 1200 mm m £ 304.51 308.90 320.62 600 x 600 mm m £ 213.74 216.67 226.92 600 x 900 mm m £ 288.41 291.34 308.90 600 x 1200 mm m £ 367.46 373.32 390.89
In-situ concrete casing to steel attached beams; basic formwork (assumed four uses) ; beam size
225 x 450 mm m £ 86.38 86.38 90.77 225 x 600 mm m £ 109.80 109.80 114.19 300 x 600 mm m £ 124.44 124.44 128.83 300 x 900 mm m £ 169.82 171.29 178.61 300 x 1200 mm m £ 213.74 216.67 226.92 450 x 600 mm m £ 150.79 150.79 162.50 450 x 900 mm m £ 207.89 209.35 221.06 450 x 1200 mm m £ 259.13 263.52 276.70 600 x 600 mm m £ 184.46 187.39 197.64 600 x 900 mm m £ 243.02 247.42 263.52 600 x 1200 mm m £ 304.51 308.90 327.94
Extra for smooth finish formwork; all categories m £ 5.86 to £ 16.84
Softwood joisted floor; no frame
Joisted floor; no frame; 22 mm chipboard t & g flooring; herring bone strutting; no coverings or finishes ; per m² of upper floor area
150 x 50 mm joists m² £ 32.21 to £ 38.06 175 x 50 mm joists m² £ 36.60 to £ 43.92 200 x 50 mm joists m² £ 38.06 to £ 43.92 225 x 50 mm joists m² £ 40.99 to £ 45.38 250 x 50 mm joists m² £ 43.92 to £ 48.31 275 x 50 mm joists m² £ 48.31 to £ 54.17
SUPERSTRUCTURE - continued
FRAME AND UPPER FLOORS - continued
Softwood joisted floor; average depth; plasterboard; skim; emulsion; vinyl flooring and painted softwood skirtings ; per m² of upper floor area m² £ 76.13 to £ 98.09 Joisted floor; no frame; 22 mm chipboard t & g flooring; herring bone strutting; no coverings or finishes ; per m² of upper floor area
150 x 50 mm joists m² £ 32.21 to £ 38.06 175 x 50 mm joists m² £ 36.60 to £ 43.92 200 x 50 mm joists m² £ 38.06 to £ 43.92 225 x 50 mm joists m² £ 40.99 to £ 45.38 250 x 50 mm joists m² £ 43.92 to £ 48.31 275 x 50 mm joists m² £ 48.31 to £ 54.17
Softwood joisted floor; average depth; plasterboard; skim; emulsion; vinyl flooring and painted softwood skirtings ; per m² of upper floor area m² £ 76.13 to £ 98.09
Reinforced concrete floors; no frame
Suspended slab; no coverings or finishes; per m² of upper floor area 2.75 m span; 8.00 KN/m² loading m² £ 62.95 to £ 74.66 3.35 m span; 8.00 KN/m² loading m² £ 71.74 to £ 84.91 4.25 m span; 8.00 KN/m² loading m² £ 89.30 to £ 105.41
Suspended slab; no coverings or finishes; per m² of upper floor area 150 mm thick m² £ 84.91 to £ 122.98 225 mm thick m² £ 133.22 to £ 150.79
Reinforced concrete floors and frame
Suspended slab; average depth; no coverings or finishes ; per m² of upper floor area
up to six storeys m² £ 162.50 to £ 218.14 Wide span suspended slab with frame; per m² of upper floor area up to six storeys m² £ 183.00 to £ 225.46
Reinforced concrete floors; steel frame
Suspended slab; average depth; 'Holorib' permanent steel shuttering; protected steel frame; no coverings or finishes; per m² of upper floor area
up to six storeys m² £ 218.14 to £ 267.91 Extra for spans 7.5 to 15 m m² £ 24.89 to £ 67.34
Suspended slab; average depth; protected steel frame; no coverings or finishes; per m² of upper floor area
up to six storeys m² £ 207.89 to £ 278.16
