Flashings, Downpipes & Gutters

Description Items Unit Tradesman Hours Labourer Hours
Flashings, Downpipes, Gutters
Cover or apron flashing, sheet steel/aluminium
200mm-500mm girth m 0.45
500mm-800mm girth m 0.55
Downpipe with metal brackets at 900mm centres
Sheet steel 100mm dia m 0.3
PVC 100mm dia m 0.25
Bend to steel or PVC No 0.1
Eaves gutter with metal brackets, straps at 900mm centres
Standard sheet steel / aluminium m 0.35
Standard PVC m 0.3
Box gutter, sheet steel/aluminium, with metal straps/
brackets at 900mm centres
600mm-800mm girth m 0.6
1000mm-1200mm girth m 0.7

 

Task / Description Slow   Ave   Fast    Units
 UPVC Downpipes, 75mm –   3.3  –    m/hr
 UPVC Guttering, 75mm –   3.1  –    m/hr
 UPVC RWP Fittings, 75mm –   3.1  –    no/hr
 Cast Iron Downpipes, 75mm –   2.1  –    m/hr
 Cast Iron Guttering, 75mm –   2.5  –    m/hr
 Cast Iron RWP Fittings, 75mm –   2.2  –    no/hr
 Aluminium Downpipes, 72mm –   2.5  –    m/hr
 Aluminium Guttering, 72mm –   2.9  –    m/hr
 Aluminium RWP Fittings, 72mm –   1.9  –    no/hr

Timber Frames

Task / Description Slow   Ave   Fast    Units
 Roof Trusses –   1.3  –    no/hr
 Wall Plates –   2.7  –    m/hr
 Roof Rafters –   1.2  –    m/hr
 Ceiling Joists –   32.1  –    m/hr
 Roof Carcass, Common Rafters, under 3m 18.2  20.0  21.7   no/hr
 Roof Carcass, Common Rafters, 3-6mm 13.3  16.6  18.2   no/hr
 Roof Carcass, Common Rafters, over 6m 14.1  15.6  16.1   no/hr
 Roof Carcass, Jack Rafters, under 3m 18.8  20.1  21.7   no/hr
 Roof Carcass, Jack Rafters, 3-6mm 10.4  16.1  16.6   no/hr
 Roof Carcass, Purlins, under 3m 5.1  5.4  5.8   no/hr
 Roof Carcass, Purlins, 3-6mm 4.3  4.8  5.1   no/hr
 Roof Carcass, Purlins, over 6m 3.5  4.3  4.6   no/hr
 Roof Carcass, Binders, under 3m 5.7  6.6  7.6   no/hr
 Roof Carcass, Binders, 3-6mm 2.1  2.3  2.5   no/hr
 Roof Carcass, Binders, over 6m 1.3  1.5  1.6   no/hr
 Roof Carcass, Hangers, under 3m 8.2  9.0  9.6   no/hr
 Roof Carcass, Collars under 3m 7.6  8.0  9.1   no/hr
 Roof Carcass, Collars 3-m 6.5  7.4  8.3   no/hr
 Roof Carcass, Ridge Boards under 3m 12.0  13.1  15.3   no/hr
 Roof Carcass, Cut Rafter Feet to line 142.0  166.0  175.0   no/hr
 Roof Soffits, Softwood, nailed –   9.2  –    m/hr
 Roof Soffits, Softwood, screwed –   3.9  –    m/hr
 Roof Soffits Asbestos, under 300mm nailed –   9.1  –    m/hr
 Roof Soffits Asbestos, under 300mm screwed –   3.8  –    m/hr
 Roof Soffits, Asbestos, over 300mm nailed –   3.5  –    m/hr
 Roof Soffits, Asbestos, over 300mm screwed –   1.3  –    m/hr
 Roof Facia Panels, Softwood 5.1  7.2  9.3   m/hr
 Roof Facia Panels, Asbestos 1.3  2.5  3.9   m/hr
 Roof Facia Panel Studding, nailed 7.3  8.1  9.0   m/hr
 Roof Facia Panel Studding, screwed 4.6  5.2  5.8   m/hr
 Roof Facia Panel Studding, bolted to beams 5.4  5.9  6.6   m/hr
 Roof Works, Fix Herringbone Strutting –   5.1  –    m/hr
 Roof Works, Fix Firing Strips –   25.0  –    m/hr
 Roof Works, Fix Drip/Tilt Filleting –   20.5  –    m/hr

Slate and Tiling

Task / Description Slow   Ave   Fast    Units
 Slate Roofs, Welsh Slate 3-5mm –   18.0  –    m2/day
 Slate Roofs, Cumbrian Slate 8-11mm –   8.5  –    m2/day
 Slate Roofs, Asbestos Slates –   36.0  –    m2/day
 Tiled Roofs, Concrete Tiles –   52.0  –    m2/day
 Tiled Roofs, Clay Pan Tiles –   26.0  –    m2/day

Sheeted Roofs

Task / Description Slow   Ave   Fast    Units
 PVC Sheeted Roofs, large areas –   50.0  –    m2/day
 PVC Sheeted Roofs, small areas –   40.0  –    m2/day
 Plastic Profiled Sheet Systems –   54.0  –    m2/day

Rainwater Works

Description Items Unit Tradesman Hours Labourer Hours
Flashings, Downpipes, Gutters
Cover or apron flashing, sheet steel/aluminium
200mm-500mm girth m 0.45
500mm-800mm girth m 0.55
Downpipe with metal brackets at 900mm centres
Sheet steel 100mm dia m 0.3
PVC 100mm dia m 0.25
Bend to steel or PVC No 0.1
Eaves gutter with metal brackets, straps at 900mm centres
Standard sheet steel / aluminium m 0.35
Standard PVC m 0.3
Box gutter, sheet steel/aluminium, with metal straps/
brackets at 900mm centres
600mm-800mm girth m 0.6
1000mm-1200mm girth m 0.7

 

 

Task / Description Slow   Ave   Fast    Units
 UPVC Downpipes, 75mm –   3.3  –    m/hr
 UPVC Guttering, 75mm –   3.1  –    m/hr
 UPVC RWP Fittings, 75mm –   3.1  –    no/hr
 Cast Iron Downpipes, 75mm –   2.1  –    m/hr
 Cast Iron Guttering, 75mm –   2.5  –    m/hr
 Cast Iron RWP Fittings, 75mm –   2.2  –    no/hr
 Aluminium Downpipes, 72mm –   2.5  –    m/hr
 Aluminium Guttering, 72mm –   2.9  –    m/hr
 Aluminium RWP Fittings, 72mm –   1.9  –    no/hr

Metal Decking

Task / Description Slow   Ave   Fast    Units
 Metal Decking, large areas –   70.0  –    m2/day
 Metal Decking, small or complicated –   28.0  –    m2/day
 Titanium Sheeted Roofs –   9.5  –    m2/day
 Copper Roofs, flat work –   3.0  –    m2/day
 Copper Roofs, sloping work –   2.7  –    m2/day
 Zinc Roofs, flat work –   2.4  –    m2/day
 Zinc Roofs, sloping work –   2.1  –    m2/day
 Aluminium Roofs, flat work –   2.8  –    m2/day
 Aluminium Roofs, sloping work –   1.9  –    m2/day
 Lead Roofs, flat work –   2.5  –    m2/day
 Lead Roofs, sloping work –   2.1  –    m2/day
 Lead Roofs, dormer cheeks –   1.3  –    m2/day
 Lead Roofs, flat gutters –   88.0  –    m/day
 Lead Roofs, flat copings –   76.0  –    m/day
 Lead Roofs, stepped gutters –   3.5  –    m/day
 Lead Roofs, shaped copings –   3.3  –    m/day
 Lead Roofs, cover step flashings –   3.2  –    m/day
 Lead Roofs, rooflight flashings –   0.8  –    no/day
 Lead Roofs, domed roof coverings –   0.7  –    m2/day

Flat and Layered Roofs

Task / Description Slow   Ave   Fast    Units
 Asphalt Roof in layers –   45.0  –    m2/day
 Fiber cement roofing sheets –   39.0  –    m2/day
 Felt Roofs, large areas –   52.0  –    m2/day
 Felt Roofs, small or complicated –   35.0  –    m2/day
 Felt Roofs, Gravel roof chippings –   1.4  –    Tons/day