London's Pulse: Medical Officer of Health reports 1848-1972
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Hints from the Health Department. Leaflet from the archive of the Society of Medical Officers of Health. Credit: Wellcome Collection, London
Fulham 1893
Annual report of the Medical Officer of Health for the year ending December 31st, 1893
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which is itself in connection with any other watercloset, he shall
cause the trap of every such watercloset to be ventilated into the
open air at a point as high as the top of the soil pipe or into the
soil pipe at a point above the highest watercloset connected with
such soil pipe, and so that such ventilating pipe shall have in all
parts an internal diameter of not less than two inches, and shall
be connected with the arm of the soil pipe at a point not less
than three and not more than twelve inches from the highest part
of the trap and on that side of the water seal which is nearest
to the soil pipe.
4. Any person who shall provide a soil pipe in connection
with a building to be hereafter erected, shall cause such soil pipe
to be situated outside such building, and any person who shall
provide or construct or refit a soil pipe in connection with an
existing building, shall, whenever practicable, cause such soil
pipe to be situated outside such building, and in all cases where
such soil pipe shall be situated within any building, shall
construct such soil pipe in drawn lead, or of heavy cast iron
jointed with molten lead and properly caulked.
Soil pipes.
He shall construct such soil pipe so that its weight in proportion to its length and internal diameter shall be as follows:—
| Diameter. | Lead. | Iron. |
|---|---|---|
| Weight per 10-ft. length. Not less than | Weight per 6-ft. length. Not less than | |
| 3½ inches | 65 lbs. | 48 lbs. |
| 4 ,, | 74 ,, | 54 ,, |
| 5 ,, | 92 ,, | 69 ,, |
| 6 ,, | 110 ,, | 84 ,, |
Every person who shall provide a soil pipe outside or inside
a building shall cause such soil pipe to have an internal diameter
of not less than three and a half inches, and to be continued
upwards without diminution of its diameter, and (except where
unavoidable) without any bend or angle being formed in such