. The Street railway journal . 17-mile trip to the Birmingham powerhouse in remarkably short time, and the true Detroit hospitalitywas shown on this occasion in many ways, and the air brake menenjoyed themselves thoroughly. After leaving the city limits, thecar was run at very high speed. While going at the rate of 47miles an hour an emergency stop was made with the air brakes,and the car was brought to a standstill within a few feet. Numer-ous service stops were also made, and it was noticed that each stoponly caused a reduction of .6 of a lb. of air, showing what efficiencythe storage air br
. The Street railway journal . 17-mile trip to the Birmingham powerhouse in remarkably short time, and the true Detroit hospitalitywas shown on this occasion in many ways, and the air brake menenjoyed themselves thoroughly. After leaving the city limits, thecar was run at very high speed. While going at the rate of 47miles an hour an emergency stop was made with the air brakes,and the car was brought to a standstill within a few feet. Numer-ous service stops were also made, and it was noticed that each stoponly caused a reduction of .6 of a lb. of air, showing what efficiencythe storage air brake svstem has reached. At Birmingham the In the April issue of the Street Railway Journal some par-ticulars were given of the third-rail railway at Coney Island. Oneof the important features of this line is the insulating blocks madeof reconstructed granite, used between the rail sections. Thismaterial is so novel, and possesses so many remarkable properties,that it is thought that a description of it would prove of 1§3 THIRD-RAIL SECTION BLOCK Reconstructed Granite is exactly what its name implies, andconsists of choice Maine granite, pulverized, moulded into formand fused together at a temperature of 3000 deg. F. It differsfrom the natural stone, of which it is composed, in several veryimportant respects, viz: (1.) In being absolutely fireproof, as itcan be heated red-hot and thrown into cold water without being r pK:. - 1 _ V; GROUP OF MEMBERS OF AIR BRAKE ASSOCIATION car was run over a pit, where the apparatus was inspected and ait-applications made. A special test was conducted on March 15, when car No. 5 leftthe power house at Birmingham for Detroit with 230 lbs. of car made two round trips, consuming 160 lbs. of air and mak-ing a total of 300 stops. The time consumed was six hours. Thecar made a total mileage of 104 miles. After completing the tworound trips there was still 70 lbs. pressure. The car was equippedwith double action cylinders. It will b
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectstreetr, bookyear1884
