. Electric railway journal . Adopt Truck Speed and WeightAllowances AT A RECENT session of the motor truck members. of the National Automobile Chamber of Commercenew standards for body weight allowances, gross weight,chassis, body and total load and new standards for speedwere adopted. Under the new standard the speeds adopted arenow, for trucks, including gross weight, chassis, bodyand total load, up to 2,800 lb. when equipped withpneumatic tires, 25 miles per hour; with a load up to4,000 lb. on solid tires 25 miles per hour; 8,000 lb., 20miles per hour; 12,000 lb., 18 miles per hour; 16,000
. Electric railway journal . Adopt Truck Speed and WeightAllowances AT A RECENT session of the motor truck members. of the National Automobile Chamber of Commercenew standards for body weight allowances, gross weight,chassis, body and total load and new standards for speedwere adopted. Under the new standard the speeds adopted arenow, for trucks, including gross weight, chassis, bodyand total load, up to 2,800 lb. when equipped withpneumatic tires, 25 miles per hour; with a load up to4,000 lb. on solid tires 25 miles per hour; 8,000 lb., 20miles per hour; 12,000 lb., 18 miles per hour; 16,000 lb.,16 miles per hour; 20,000 lb. and over, 15 miles perhour. These speed ratings will be recognized by the manu-facturers as a maximum and will not be exceeded underany conditions. Body weight allowance adopted for1 and li-ton trucks was limited to 1,200 lb.; for 2and 2A-ton trucks, 1,500 lb.; for 3, 31 and 4-ton trucks,2,000 lb.; fcr those of 5 tons capacity and over,2,500 lb. September 3, 1921 Electric Railway Journal 359. Packard Trolley Bus Complete with the StandardGas-Engine Chassis Details of Packard Trolley Bus Trial Tests in Detroit of New Vehicle Make Favorable Im-pression on City Officials — Brill Body on PackardChassis with Westinghouse Electrical Equipment THE trolley bus recently built by the Packard MotorCar Company of Detroit to prove the adaptabilityof the Packard truck to electrical equipment has beengiven a try-out over a special line built on HarperAvenue by the Detroit Municipal Railway System. This trolley bus differs in some aspects from others inthat it is designed so it can be readily converted intoa gasoline-driven unit without any material changesin construction. It also carried two trolley poles, onefor each wire. While ultimate service with the trolleybus would undoubtedly require a loop for turning, testshave demonstrated that it was possible to Y the vehiclein a narrow street, the same as any self-propelled operation, however, required
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