[Report 1939] / Medical Officer of Health, Dumbarton Burgh.

  • Dumbarton (Scotland). Burgh Council.
Date:
1939
Catalogue details

Licence: Public Domain Mark

Credit: [Report 1939] / Medical Officer of Health, Dumbarton Burgh. Source: Wellcome Collection.

    10/44 (page 6)
    Filters.—The Filters continued to function satisfactorily during the year. The total area of the Filters amounts to 3,817 square yards, this, at a working rate of 500 gallons per yard, is equal to 1,908,500 gallons per day. The total storage of the three Service Tanks amounts to 1,541,000 gallons. Distribution.—The total quantity of water used in the town for the year, as registered by three “ Venturi ” Meters, amounted to 563,296,000 gallons, or 68.53 gallons per head per day for all purposes, this being 5.83 gallons per head per day more than the previous year. There are now 112 Trade Meters in use and the total consumpt for the year amounted to 220 million gallons, this being 29 million gallons more than the previous year. The metered and other trade supplies work out at 30 gallons per head per day, thus leaving the domestic and public consumpt at 38.53 gallons. During the year 165 new domestic connections were given off, 19 were renewed and 18 cleaned. Scouring of the mains was carried out continuously. Waste.—Strict supervision was maintained in connection with waste inspection and night soundings, also the inspec- tion of fittings and piping. All valves and hydrants were overhauled during the year. 2,447 defective fittings were located and notices served on the owners, this being 827 more than the previous year. 498 washers were fitted by the Department to taps, etc., at the various Housing Schemes and Town’s properties. Five bursts occured in the distri- bution mains during the year. The minimum night flow is 15,000 gallons per hour. This is accounted for by Public Works Meters, Public Conveniences and waste, and works out at .66 of a gallon per head per hour on a population of 22,500. Pipe Laying.—A considerable amount of work was done during the year in connection with extensions, renewals, and new trade supplies, as follows :—