. Electric railway journal . cars being cleaned by compressed air to avoid the pene-tration of moisture. All cables in the future will be of indi-vidual flame-proofed wires and the covering on the entire cablewill also be flame-proofed. Where the leads to motor and re-sistances pass under the car framing they are supported onporcelain or composition insulators and the bottom of the carframing is protected by sheet iron. The connection board under the car is provided with as- June 3, 1911.] bestos wood facing and barriers and is backed by sheet rheostats have sheet metal protection. L
. Electric railway journal . cars being cleaned by compressed air to avoid the pene-tration of moisture. All cables in the future will be of indi-vidual flame-proofed wires and the covering on the entire cablewill also be flame-proofed. Where the leads to motor and re-sistances pass under the car framing they are supported onporcelain or composition insulators and the bottom of the carframing is protected by sheet iron. The connection board under the car is provided with as- June 3, 1911.] bestos wood facing and barriers and is backed by sheet rheostats have sheet metal protection. Light and heatercircuit wiring is of slow-burning wire except that in the lightwiring overhead ordinary rubber-covered wire is used witha special grooved hard-wood molding with grooves spaced ELECTRIC RAILWAY JOURNAL. 953 NEW SAND-DRYING PLANT AT ST. LOUIS The United Railways Company of St. Louis has just com-pleted the construction of the sand-drying plant which is shownin the accompanying engravings. The company uses about. St. Louis Sand-Drying Plant—Exterior View so as to take strap hangers, receptacles and molding support- 6000 cu. yd. of sand, corresponding to about 162,000 cu. ft., per ing screws, the molding being run down the center of cars year. During the winter, at the period of maximum demand, and backed by the maple ceiling board. There are no wire about 1200 cu. ft. per day is required. The sand is Mississippi joints in this molding. River bar sand and contains, when it arrives at the plant, about The light and heater circuit fuses are mounted on asbestos 5 per cent of moisture and quite a large proportion of gravel, wood panels on the front platforms, where, owing to design The course of the sand at the dryer can be followed from of cars, they are inaccessible to the general public. In other the cross-section of the sand-drying plant published on the next
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