MODERN GAS WORKS PRACTICE
32
£ £ per mouthpiece. £ per ton of coal per max day. £ per therm produced ' per max. day.
Brought forward . ... { 172,75( 785-3 1,382'0 20-33
cubic feet, i.e. well 60 feet X 50 feet X 10 feet deep, divided into two or more sections. Average cost per cubic foot = 1s. Gd 2,250 10-2 18-0 0-26
Paving, Draining, Fencing & Incidentals 3,500 15-9 28-0 0-41
Sulphate Plant (Exclusive of steam boilers), with. purifiers for waste gases. Ap-proximate make 325 tons per annum, or (say) 5 tons per day working 65 days per year . 3,000 13-6 24-0 0-35
Various Building for above plant. 30,0C0 cubicfeet, at 1s. 2d. per cubic foot 1,750 8-0 14-0 0-21
i.e. Tools, carts, weighbridge, and other appurtenances 2,800 12-7 22-4 0-33
Mains Offices, laboratory, manager’s or foreman's house, furniture and equipment. Stores .... 15,000 68-2 120-0 1-76
On works only 9,500 43-2 76-0 1-12
(Steam, water and gas Connections) Total expenditure on works (less water-gas apparatus) . . £ 210,550 957-1 1,684-4 24-7
From the above it is seen that the complete equipment of a works of this size entails an expenditure of over £950 per mouthpiece, and about £1,680 per ton of coal carbonized per maximum. day. This, of course, is exclusive of