Weights of materials

Material Description Quantity kg/m2 kg/m3
of unit
aluminium cast 2 770
aluminium roofing longstrip 0.8 mm 3.70
asphalt roofing with vapour barrier 20 mm 47.00
ballast loose, graded 1 600
bituminous felt 3 layers + vapour 11.10
roofing barrier
blockboard sheet 18 mm 10.50
blockwork high strength 100 mm 220.00
aerated 100 mm 64.00
lightweight 100 mm 58.00
foundation 255 mm 197.00
brass cast 8 425
brickwork blue 115 mm 276.60 2 405
engineering 115 mm 250.00 2 165
sand/cement 115 mm 240.00 2 085
London stock 115 mm 212.00 1 845
fletton 1 795
calcium silicate board sheet 6 mm 5.80
cement 1 440
concrete reinforced 2% steel 2 400
plain 2 300
chalk 2 125
chipboard flooring grade C4 18 mm 13.25
furniture grade C1A 18 mm 11.75
chippings flat roof finish 1 layer 4.75
clay undisturbed 1 925
copper cast 8 730
copper roofing longstrip 0.6 mm 5.70
cork granulated 80
cork insulation board 50 mm 6.50
cork flooring tiles 3.2 mm 3.00
felt roofing underlay 1.30
Weights of materials – continued
Material Description Quantity kg/m2 kg/m3
of unit
glass clear float 4 mm 10.00
clear float 6 mm 15.00
clear float 10 mm 25.00
glass wool quilt 100 mm 1.02
gravel loose 1 600
hardboard standard 3.2 mm 2.35
hardboard medium 6.4 mm 3.70
hardwood greenheart 1 040
oak 720
iroko, teak 660
mahogany 530
hardwood flooring boards 23 mm 16.10
iron cast 7 205
lead cast 11 322
sheet code 4 20.40
sheet code 7 35.72
lime lump 705
quick 880
linoleum sheet 3.2 mm 4.50
MDF sheet 18 mm 13.80
mortar lime 1 680
partitions plastered brick 115 + 25 mm 250.00
plastered block 100 + 25 mm 190.00
p/b & skim on
timber studs 100 + 25 mm 120.00
parquet flooring 15 mm 7.00
paving concrete 50 mm 122.00
patent glazing alum.bars @ single 19.00
600 mm c/c
alum.bars @ double 35.00
600 mm c/c
perspex corrugated sheets 4.90
plaster lightweight – 2 coat 13 mm 10.20
hardwall – 2 coat 13 mm 11.60
lath and plaster 29.30
plasterboard gyproc wallboard 9.5 mm 9.00
plaster skimcoat 3 mm 2.20
plywood sheet 6 mm 4.10
polystyrene expanded, sheet 50 mm 0.75
PVC roofing single ply membrane 2 mm 2.50
Material Description Quantity kg/m2 kg/m3
of unit
quarry tiles laid in mortar 12.5 mm 32.00
roofing tiles clay – plain 100 mm
gauge 77.00
clay –
single pantile 315 mm
gauge 42.00
concrete –
double roman 343 mm
gauge 45.00
concrete –
flat slate 355 mm
gauge 51.00
rubber stud flooring tiles 4 mm 5.90
sand dry 1 600
sarking felt 1.30
screed cement/sand 50 mm 108.00
shingle coarse, graded, dry 1 842
shingles roof, untreated 95 mm 8.09
gauge
tantalized “ 16.19
slate slab 25 mm 70.80
slate roofing best 4 mm 31.00
medium strong 5 mm 35.00
heavies 6 mm 40.00
snow fresh 96
wet, compact 320
softboard sheet 12.5 mm 14.45
softwood pitch pine, yew 670
spruce 450
western red cedar 390
softwood flooring boards 22 mm 12.20
soil loose 1 440
compact 2 080
stainless steel longstrip 0.4 mm 4.00
roofing
steel mild 7 848
sheet 1.3 mm 10.20
stone slate 2 840
marble 2 720
granite 2 660
York 2 400
Bath 2 100
Weights of materials – continued
Material Description Quantity kg/m2 kg/m3
of unit
stone chippings 1 760
tarmac 25 mm 53.70
thatch including battens 300 mm 41.50
terrazzo paving 16 mm 34.20
timber see hardwood
softwood
vinyl flooring tiles 2 mm 4.00
water 1 000
weatherboarding softwood 19 mm 7.30
25 mm 8.55
woodwool slabs 50 mm 36.60
zinc cast 6 838
zinc roofing longstrip 0.8 mm 5.70