Weight Of Asbestos Roof Slates

Asbestos cement cavity decking asbestos for comprehensive details see publication b 105 max purlin space ft in 10 0 value price 10 ft unit per 2 ton lot colour grey cement slates size 24x lap lap lap approx weight per square lb 430 430 430 batten spacing 10 10 price per 1000 slates per 2 ton lot colour grey 63 17 6 57 7 0 41 18 6 nominal width.

Weight of asbestos roof slates.

To calculate the weight per square metre simply multiply the weight per slate given below by the number of slates per square metre for the same slate listed above. 500 x 250mm slate 4 5mm thick 1 889 kg x 18 8 at 75mm lap 35 51kg per square metre. Asbestos roofing tiles are predominately comprised of cement. Standard specification asbestos cement slates and sheets order 1950.

Typically the weight of an asbestos cement roof sheet is 15kg per sq metre but this can vary. The fire resistant properties of these roof tiles weren t the only reason they were so popular as asbestos is incredibly durable and strong. What is the weight of an asbestos roof sheet. How do i know if my asbestos roof needs replacing.

Weight per slate in kilogrammes. The asbestos content will vary on the manufacturer but the content will typically be 15 or less. Roll roofing 1 0psf asphalt shingles approx 1 4 2 0psf cement asbestos shingles 3 8 4 0psf clay tile add 10psf for mortar 9 0psf ludowici 10 0psf roman 12 0psf slate 1 4 10 0psf spanish 19 0psf wood 1 3 0psf cement tile add 6psf for mortar 10 0psf corrugated asbestos cement 4 0psf composition 235 lb shingle paper 5 0psf. If in doubt ask a building surveyor because a roofing contractor is unlikely to provide you with unbiased advice.

Asbestos containing roofing materials were a popular choice for the citizens of the u s.