Modern Gasworks Practice

PLANNING AND LAYING OUT OF GASWORKS 27 Co AL Storage 1 £ £ per mouth-piece. £ per ton of coal oer max. day. £ per therm iroduced >er max. day. Brought forward .... £ Three weeks’ storage under cover. Max. day’s coal consumption = 1^00 = 125 tons. 12,800 Three weeks’ storage 125 X 21 = 2,625 tons. Coal will occupy 2,625 X 42 = 110,200 cubic feet. Depth must not exceed 20 feet, preferably 16 feet. Length. of house is 120 feet. Then required width. for coal store (if coal stacked 16 feet deep) to give this capacity — 58 feet, say 60 feet. Total effective width of house ft. = 60 + 60 = . . . 120 Add for division walls . 2 Total internal width . .122 Height.—Dependent upon type of house. Stage house most suit-able. Height, ground level to ft. in. working stage . . 9 6 Height, working stage to top of settings . . 15 0 Height, additional head-room for continuous hoppers, coal conveyors, etc. 16 6 Total to eaves . . 41 0 40,100 182-3 320-8 4-72 Carried forward . ... i 40,10( 182-3 320-8 4-72