Site Works – Kerbs and Edgings

Ready mixed concrete 150mm wide×100mm deep – 0.04 3.17 – 1.37 m 4.54 150mm wide×150mm deep – 0.06 3.95 – 2.06 m 6.01 200mm wide×150mm deep – 0.07 4.75 – 2.75 m 7.50 300mm wide×150mm deep – 0.08 5.54 – 4.12 m 9.66 600mm wide×200mm deep – 0.10 6.78 – 10.98 m 17.76

Formwork; sides of foundations (this will usually be required to one side of each kerb foundation adjacent to road subbases)

100mm deep – 0.01 0.99 – 0.12 m 1.11 150mm deep – 0.01 0.99 – 0.18 m 1.17

PC Labour Labour Plant Excluding site overheads and profit £ hours £ £ £ rate £

PRECAST CONCRETE KERBS

Precast concrete kerbs, channels, edgings etc.; Marshalls Mono; bedding, jointing and pointing in cement:mortar (1:3); including haunching with in situ concrete; 11.50N/mm2 – 40mm aggregate one side Kerbs; straight

150× 305mm; HB1 11.68 0.17 11.88 – 14.69 m 26.57 125× 255mm; HB2; SP 5.55 0.15 10.55 – 8.56 m 19.11 125× 150mm; BN 3.61 0.13 9.50 – 6.62 m 16.12

Dropper kerbs; left and right handed 125× 255-150mm; DL1 or DR1 8.04 0.17 11.88 – 11.05 m 22.93 125× 255-150mm; DL2 or DR2 8.04 0.17 11.88 – 11.05 m 22.93

Quadrant kerbs 305mm radius 14.08 0.17 11.88 – 16.08 nr 27.96 455mm radius 14.95 0.17 11.88 – 17.95 nr 29.83

Straight kerbs or channels; to radius; 125×255mm

3.00m radius (5 units per quarter circle) 10.69 0.22 15.83 – 13.80 m 29.63 4.50m radius (2 units per quarter circle) 10.69 0.20 14.26 – 13.80 m 28.06 6.10m radius (11 units per quarter circle) 10.69 0.19 13.77 – 13.80 m 27.57 7.60m radius (14 units per quarter circle) 10.69 0.19 13.57 – 13.80 m 27.37 9.15m radius (17 units per quarter circle) 10.69 0.19 13.20 – 13.80 m 27.00 10.70m radius (20 units per quarter circle) 10.69 0.19 13.20 – 13.80 m 27.00 12.20m radius (22 units per quarter circle) 10.69 0.18 12.50 – 13.80 m 26.30

Kerbs; Conservation Kerb units; to simulate natural granite kerbs

255× 150×914mm; laid flat 26.28 0.19 13.57 – 31.67 m 45.24 150× 255×914mm; laid vertical 26.28 0.19 13.57 – 30.79 m 44.36 145× 255mm; radius internal 3.25m 33.91 0.28 19.79 – 38.42 m 58.21 150× 255mm; radius external 3.40m 32.39 0.28 19.79 – 36.89 m 56.68 145× 255mm; radius internal 6.50m 30.30 0.22 15.83 – 34.80 m 50.63 145× 255mm; radius external 6.70m 30.13 0.22 15.83 – 34.63 m 50.46 150× 255mm; radius internal 9.80m 29.96 0.22 15.83 – 34.47 m 50.30 150× 255mm; radius external 10.00m 28.40 0.22 15.83 – 32.91 m 48.74 305× 305×255mm; solid quadrants 36.49 0.19 13.57 – 41.00 nr 54.57

PC Labour Labour Plant Excluding site overheads and profit £ hours £ £ £ rate £

Marshalls Mono; small element precast concrete kerb system; Keykerb Large (KL) upstand of 100-125mm; on 150mm concrete foundation including haunching with in situ concrete (1:3:6) one side Bullnosed or half battered; 100×127×200mm

laid straight 14.50 0.27 19.00 – 15.55 m 34.55 radial blocks laid to curve; 8 blocks/ ¼ circle – 500mm radius 11.12 0.33 23.75 – 12.17 m 35.92 radial blocks laid to curve; 8 radial blocks, alternating 8 standard blocks/ ¼ circle – 1000mm radius 18.37 0.42 29.69 – 19.42 m 49.11 radial blocks, alternating 16 standard blocks/¼ circle – 1500mm radius 16.91 0.50 35.63 – 17.96 m 53.59 internal angle 90° 6.13 0.07 4.75 – 6.13 nr 10.88 external angle 6.13 0.07 4.75 – 6.13 nr 10.88 drop crossing kerbs; KL half battered to KL Splay; LH and RH 25.62 0.33 23.75 – 26.67 pair 50.42 drop crossing kerbs; KL half battered to KS bullnosed 24.92 0.33 23.75 – 25.97 pair 49.72

Marshalls Mono; small element precast concrete kerb system; Keykerb Small (KS) upstand of 25-50mm; on 150mm concrete foundation including haunching with in situ concrete (1:3:6) one side Half battered

laid straight 10.19 0.27 19.00 – 11.24 m 30.24 radial blocks laid to curve; 8 blocks/ ¼ circle; 500mm radius 8.36 0.33 23.75 – 9.41 m 33.16 radial blocks laid to curve; 8 radial blocks, alternating 8 standard blocks/ ¼ circle; 1000mm radius 13.45 0.42 29.69 – 14.51 m 44.20 radial blocks, alternating 16 standard blocks/¼ circle; 1500mm radius 14.40 0.50 35.63 – 15.45 m 51.08 internal angle 90° 6.13 0.07 4.75 – 6.13 nr 10.88 external angle 6.13 0.07 4.75 – 6.13 nr 10.88

PC Labour Labour Plant Excluding site overheads and profit £ hours £ £ £ rate £

PRECAST CONCRETE EDGINGS

Precast concrete edging units; including haunching with in situ concrete; 11.50N/mm2 – 40mm aggregate both sides Edgings; rectangular, bullnosed or chamfered

50×150mm 2.44 0.11 7.92 – 7.45 m 15.37 125× 150mm bullnosed 3.93 0.11 7.92 – 8.94 m 16.86 50×200mm 3.49 0.11 7.92 – 8.50 m 16.42 50×250mm 3.86 0.11 7.92 – 8.87 m 16.79 50×250mm flat top 4.28 0.11 7.92 – 9.29 m 17.21

Conservation edgings 150× 915×63mm 13.55 0.14 10.18 – 16.66 ea 26.84

Precast concrete block edgings; PC £10.51/m2; 200× 100×60mm; on prepared base (not included); haunching one side Edgings; butt joints

stretcher course 1.05 0.06 3.95 – 1.26 m 5.21 header course 2.10 0.09 6.33 – 2.52 m 8.85

STONE KERBS

Dressed natural stone kerbs – General Preamble: The kerbs are to be good, sound and uniform in texture and free from defects; worked straight or to radius, square and out of wind, with the top front and back edges parallel or concentric to the dimensions specified. All drill and pick holes shall be removed from dressed faces. Standard dressings shall be designated as either fine picked, single axed or nidged or rough punched.