Typical Building Material Weights

Category	Material		Weight (kg/m^2)
Floors	Terrazzo tile	25 mm thick	65
	Ceramic or quarry tile	20 mm thick	50
	Linoleum or vinyl	6 mm thick	5
	Mastic	20 mm thick	45
	Hardwood	20 mm thick	18
	Softwood	20 mm thick	12.5
	Clay tile	75 mm thick	85
		100 mm thick	90
		150 mm thick	140
		200 mm thick	170
		250 mm thick	200
Partitions	Gypsum board	50 mm thick	47.5
		75 mm thick	52.5
		100 mm thick	62.5
		125 mm thick	70
		150 mm thick	92.5
Roofs	Built-up	3-ply ready roofing	5
		3-ply felt and gravel	27.5
		5-ply felt and gravel	30
	Shingles	Wood	10
		Asphalt	15
		Clay tile	45 – 70
		Slate (6 mm thick)	50
	Sheathing	Wood (20 mm thick)	15
		Gypsum (25 mm thick)	20
	Insulation (per 25 mm thickness)	Loose	2.5
		Poured-in-place	10
		Rigid	7.5
Walls	Bricks	100 mm thick	200
		200 mm thick	400
		300 mm thick	600
	Hollow concrete block (heavy aggregate)	100 mm thick	150
		150 mm thick	215
		200 mm thick	275
		300 mm thick	400
	Hollow concrete block (light aggregate)	100 mm thick	105
		150 mm thick	150
		200 mm thick	190
		300 mm thick	275
	Clay tile Load Bearing	100 mm thick	125
		150 mm thick	150
		200 mm thick	165
		300 mm thick	225
	Plastering (25 mm thick)	Cement	50
		Gypsum	25
	Stone	(100 mm thick)	275
	Structural glass	(25 mm thick)	75
	Corrugated asbestos	(6 mm thick)	15