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11 Pages

Drainage

Concrete in bed and haunching to pipe, 150mm diameter, bed thickness 100mm m 0.52 7.80 7.57 2.31 17.68 150mm m 0.60 9.00 11.41 3.06 23.47

Concrete in bed and haunching to pipe, 225mm diameter, bed thickness

100mm m 0.60 9.00 10.19 2.88 22.07 150mm m 0.66 9.90 15.19 3.76 28.85

£ £ £ £

Granular filling in bed and surround to pipe, 100mm diameter, thickness

100mm m 0.36 5.40 3.16 1.28 9.84 150mm m 0.42 6.30 4.69 1.65 12.64

Granular filling in bed and surround to pipe, 150mm diameter, thickness

100mm m 0.40 6.00 4.03 1.50 11.53 150mm m 0.46 6.90 6.01 1.94 14.85

Granular filling in bed and surround to pipe, 225mm diameter, thickness

100mm m 0.44 6.60 4.17 1.62 12.39 150mm m 0.50 7.50 6.21 2.06 15.77

Concrete filling in bed and surround to pipe, 100mm diameter, thickness

100mm m 0.72 10.80 15.33 3.92 30.05 150mm m 0.84 12.60 23.20 5.37 41.17

Concrete filling in bed and surround to pipe, 150mm diameter, thickness

100mm m 0.72 10.80 19.90 4.61 35.31 150mm m 0.84 12.60 29.79 6.36 48.75

£ £ £ £

Concrete filling in bed and surround to pipe, 225mm diameter, thickness

100mm m 0.72 10.80 20.58 4.71 36.09 150mm m 0.84 12.60 32.44 6.76 51.80

Hepworths' Supersleve vitrified clay drain pipes, spigot and socket joints with sealing rings, 100mm diameter

laid in trenches m 0.36 5.40 6.99 1.86 14.25 in lengths not exceeding 3m m 0.54 8.10 6.99 2.26 17.35 bend nr 0.30 4.50 9.58 2.11 16.19 rest bend nr 0.30 4.50 14.79 2.89 22.18 single junction nr 0.30 4.50 13.96 2.77 21.23

Hepworths' Supersleve vitrified clay drain pipes, spigot and socket joints with sealing rings, 150mm diameter

laid in trenches m 0.60 9.00 13.24 3.34 25.58 in lengths not exceeding 3m m 0.40 6.00 13.24 2.89 22.13 bend nr 0.30 4.50 13.21 2.66 20.37 rest bend nr 0.30 4.50 17.05 3.23 24.78 single junction nr 0.30 4.50 17.76 3.34 25.60

£ £ £ £

Vitrified clay inlet gulley complete with grid and surrounded with concrete nr 1.50 22.50 43.96 9.97 76.43

Vitrified clay back inlet gulley complete with grid and surrounded with concrete nr 1.50 22.50 62.74 12.79 98.03

Vitrified clay paved area gulley complete with grid and surrounded with concrete nr 1.50 22.50 50.97 11.02 84.49

Manholes

Excavate by hand for manhole not exceeding

1.0m deep m3 4.00 60.00 0.00 9.00 69.00 1.5m deep m3 4.50 67.50 0.00 10.13 77.63 2.0m deep m3 5.60 84.00 0.00 12.60 96.60

Load surplus excavated material into barrows wheel 50m and deposit into skip m3 2.20 33.00 0.00 4.95 37.95

Earthwork support not exceeding 2m between opposing faces, depth not exceeding

1.0m deep m2 0.35 5.25 2.17 1.11 8.53 2.0m deep m2 0.40 6.00 2.49 1.27 9.76 4.0m deep m2 0.45 6.75 2.80 1.43 10.98

£ £ £ £

Site-mixed concrete in base of manhole, thickness

100-150mm m3 2.00 30.00 96.21 18.93 145.14 150-300mm m3 1.80 27.00 96.21 18.48 141.69

Site-mixed concrete in benching to manhole, average thickness 225mm m3 6.00 90.00 96.21 27.93 214.14

Engineering bricks Class 'B' in cement mortar in walls of manhole m2 4.80 72.00 62.40 20.16 154.56

Extra for fair face and flush pointing m2 0.25 3.75 0.00 0.56 4.31

Build in ends of pipes to one brick wall and make good, pipe diameter

100mm nr 0.15 2.25 0.00 0.34 2.59 150mm nr 0.19 2.84 0.00 0.43 3.26

Galvanised step iron built into brickwork nr 0.20 3.00 5.94 1.34 10.28

Cast iron manhole cover, frame, bedded in cement mortar

Grade A, light duty, size 600 × 450mm nr 1.90 28.50 77.36 15.88 121.74 Grade B, medium duty, size 600 × 450mm nr 2.00 30.00 123.89 23.08 176.97

£ £ £ £

Best quality vitrified clay channels, bedded in cement mortar

half-section straight main channel 100mm diameter × 300mm nr 0.75 11.25 3.27 2.18 16.70 100mm diameter × 600mm nr 0.85 12.75 5.84 2.79 21.38 100mm diameter × 1000mm nr 0.95 14.25 7.47 3.26 24.98 150mm diameter × 300mm nr 0.75 11.25 5.02 2.44 18.71 150mm diameter × 600mm nr 0.85 12.75 7.42 3.03 23.20 150mm diameter × 1000mm nr 0.95 14.25 10.28 3.68 28.21

Half-section 90 degrees channel bend

100mm nr 0.30 4.50 6.25 1.61 12.36 150mm nr 0.40 6.00 9.38 2.31 17.69

Three-quarter section 90° channel bend

100mm nr 1.20 18.00 13.08 4.66 35.74 150mm nr 1.30 19.50 23.27 6.42 49.19

£ £ £ £

Land drainage

Excavate trench 225mm wide by hand, remove excavated material, average depth

500mm m 0.35 5.25 0.00 0.79 6.04 750mm m 0.50 7.50 0.00 1.13 8.63 1000mm m 0.75 11.25 0.00 1.69 12.94

Excavate trench 300mm wide by hand, remove excavated material, average depth

500mm m 0.45 6.75 0.00 1.01 7.76 750mm m 0.70 10.50 0.00 1.58 12.08 1000mm m 0.90 13.50 0.00 2.03 15.53

Agricultural clay field drain pipe, 300mm long, laid butt jointed in trench, diameter

75mm m 0.11 1.65 2.99 0.70 5.34 100mm m 0.12 1.80 5.02 1.02 7.84 150mm m 0.14 2.10 9.57 1.75 13.42

Single junction

75mm nr 0.06 0.90 10.53 1.71 13.14 100mm nr 0.07 1.05 13.69 2.21 16.95 150mm nr 0.08 1.20 16.88 2.71 20.79

£ £ £ £

Flexible plastic perforated field drain pipe, diameter

60mm m 0.02 0.30 0.36 0.10 0.76 80mm m 0.02 0.30 0.47 0.12 0.89 100mm m 0.03 0.45 0.74 0.18 1.37

Single junction

60 × 60mm nr 0.06 0.90 1.68 0.39 2.97 60 × 80mm nr 0.06 0.90 1.82 0.41 3.13 60 × 100mm nr 0.06 0.90 1.86 0.41 3.17 80 × 80mm nr 0.06 0.90 1.80 0.41 3.11 80 × 100mm nr 0.06 0.90 1.93 0.42 3.25

Backfilling field trench with gravel, blinded with sand and replace with turf laid aside

trench width 225mm depth 500mm m 0.03 0.45 2.28 0.41 3.14 depth 750mm m 0.03 0.45 3.33 0.57 4.35 depth 1000mm m 0.03 0.45 4.35 0.72 5.52

trench width 300mm depth 500mm m 0.03 0.45 3.09 0.53 4.07 depth 750mm m 0.03 0.45 4.36 0.72 5.53 depth 1000mm m 0.03 0.45 5.71 0.92 7.08