Motor Road Transport For Commercial Purposes
(Liquid Fuel, Steam, Electricity)

ELECTRIC TRUCKS, AND THE COST OF RUNNING 187 Tyres.—Solid rubber. Driving wheel 20 in. by 3| in. Other wheels 16 in. by 3| in. Speed.—4| m.p.h. loaded ; 5 m.p.h. unloaded. Gradients.—Up to 1 in 7 loaded. Turning Radius.—8 ft. Weight of truck.—11 cwt. Weight of truck with battery.—17 cwt. Load hauled.—3 tons on level. Clearance.—3 in. The four-wheeled truck is built especially to facilitate the loading of heavy goods, and for this reason has a lower platform height than that of the three-wheeler. The loading area is moreover larger, and more bulky material can therefore be handled. Four-Wheeler. Motors.—Series wound, totally enclosed, each h.p. Tyres.—Solid rubber, steering wheels 16 in. by 3| in.; other wheels 10 in. by 3 in. Speed.—5 m.p.h. loaded, 6 to 7 m.p.h. unloaded. Weight of truck.—15 cwt. Weight of truck with battery.—22 cwt. Turning radius.—10 ft. The other items are the same as in the first specifica- tion. The platform area of the three-wheeler is 6 ft. 1 in. by 3 ft. 9 in., and that of the four-wheeled type 7 ft. by 3 ft. 4 in. Schedule of Costs. Interest on Capital at 6 per cent, per annum ... 25 Depreciation on truck (less battery and tyres) at 10 per cent. per annum ........ 34 Drivers’ Wages . . . . . . . .150 Insurances, etc. . . . . . . . . 15 Current (2,000 miles per annum) at l|d. a unit ... 6 Battery renewal (two years’ life) ..... 34 Tyres, ditto ........ 8 Cost of running truck 2,000 miles per annum . £272