File:Electric railway journal (1916) (14779127793).jpg

Identifier: electricrailway471916newy (find matches)
Title: Electric railway journal
Year: 1908 (1900s)
Authors:
Subjects: Electric railroads
Publisher: (New York) McGraw Hill Pub. Co
Contributing Library: Smithsonian Libraries
Digitizing Sponsor: Smithsonian Libraries

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necessary on account of the largearea to be covered, it was thought desirable to have two.Concrete material is delivered on the street by cars, andwheelbarrows are used for charging the machines, whichdeliver concrete by means of spouts. It has been foundentirely practicable to use a 20-ft. spout when necessaryto pour across one track on double-track paving. Wateris obtained from street hydrants adjacent to the work. The tools for laying asphalt consist of all necessarystreet tools, including two fire wagons, made by theGeiger Manufacturing Company, and a 39-in. Eriesteam, oil-burning, tandem roller. This is a 5-ton rollerwith weight added to make a total of 6V2 tons, produc-ing a compression of 250 lb. per lineal inch. The narrowroller was selected to permit operation between rails oftrack. Hot asphalt is brought to the street in six 5-yd.,all-steel dump cars, having a capacity of 3000 lb. percubic yard. These cars were made by the Western April 15, 19161 ELECTRIC RAILWAY JOURNAL 729
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Section on B~B S. F.-O. T. RYS. PAVING PLANT—ELEVA-TION AND VERTICAL SECTIONS OFRECEIVING TRACK HOPPER, ELEVA-TOR AND STORAGE BIN HOUSE Wheeled Scraper Company, and comply fully with allthe requirements of the safety appliance act. Asphalt Plant The asphalt plant is located in the Yerba Buena yards,between the material yard and the shops of the com-pany. It consists of storage bins for sand and rock, adust house, underground tanks for asphalt, fuel androad oil, a sand drier, an asphalt mixer and a shed forwagons, rollers, etc., the general layout being as shownin an accompanying plan. The machinery for the storage bins was designed totake sand and crushed rock at the rate of 100 tons perhour from the discharge of a track hopper, deposit themin bunkers and carry off material at the rate of from20 to 30 tons per hour from any one compartment. Sandand stone are delivered to the plant in standard cars,which are dumped into a reinforced concrete track hop-per. This is covered with a wood

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