. Remunerative railways for new countries : with some account of the first railway in China . ioj-. ; 15 ft., ,fio 10s. Electric telegraphs, one wire, with poles and insulators cost per mile Instruments and batteries for stations price per station Strong wrought-iron workshop, with windows and doors complete, say 150 ft. X 40 it. priceCost of girder bridges, with main girders 60 ft. span, with iron cross-girders .. .. each 5° .. „ plain girders for 40 ft. span, £130 ; 30 ft., £(x>; 20 ft., £40 ; 15 ft., £30 per pair. £ s. d. 250 0 O 40 O O 40 O O ,250 O O 400 O O 270 O O 74 REMUNERATIVE RAI
. Remunerative railways for new countries : with some account of the first railway in China . ioj-. ; 15 ft., ,fio 10s. Electric telegraphs, one wire, with poles and insulators cost per mile Instruments and batteries for stations price per station Strong wrought-iron workshop, with windows and doors complete, say 150 ft. X 40 it. priceCost of girder bridges, with main girders 60 ft. span, with iron cross-girders .. .. each 5° .. „ plain girders for 40 ft. span, £130 ; 30 ft., £(x>; 20 ft., £40 ; 15 ft., £30 per pair. £ s. d. 250 0 O 40 O O 40 O O ,250 O O 400 O O 270 O O 74 REMUNERATIVE RAILWAYS SIZE No. 6.—(See Estimate No. 6.) Csiimate of ||latmnls unfc Jittinjp FOR TWENTY MILES OF RAILWAY FOR GENERAL TRAFFIC, WITH THREE INTERMEDIATE AND TWO TERMINAL STATIONS. DUTY REQUIRED TO BE DONE. 1. Maximum train load required to be taken at 10 miles an hour on a level = 2. „ „ „ „ 7 „ „ up I in ioo = 3- >> >> >> i> 4 )> >) » i in 35 = 4. Speed with light loads = 22 miles an hour. GAUGE, 2 ft. 6 in. to 3 ft. 6 in. ;6o ..45 ... DESCRIPTION OF ENGINE SUITABLE FOR THE REQUIREMENTS. Weight in working order, 12 tons, on 6 wheels, 2 ft. 6 in. diameter, all coupled. Cylinders 9 in. X 14 in. Heating surface, 300 square feet. Grate area, 5 square feet. Greatest weight on any wheel, 2 tons. Rails, 30 lbs. per yard. Gauge, 2 ft. 6 in. to 3 ft. 6 in. Fixed wheel-base of Engines when made with six wheels coupled, 9 ft. 6 in. Fixed wheel-base of Engines when made with four wheels coupled, and a bogie, 5 ft. o in. FOR NEW COUNTRIES. 75 Tons for Freight. Measure- Dead ment. \\ eight. 1,000 80 ■•734 II 9 2 2 2 5 i 1 16 8 5 7 5 5 27 4 2 4 10 5 ESTIMATE No. 6— {for Size No. 6). / J. rf. £ *• rf. Rails, 30 lbs. per yard, with fish plates Tons, l,ooo at 7 15 o .. 7,750 o o Fishbolts, dog spikes, and fang bolts ,, 80 ,, 20 o o .. 1,600 o o Sleepers, Sin. X 4 in. X 6 ft. 6 in. (2400 per mile) .. .. No., 4S,ooo ,, 3,600 o o
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