. Electric railway journal . Bridgeport Carhouse—Section and Details of PuttylessSaw-Tooth Skylight relied upon to prevent fires. As shown in the half-toneillustrations on pages 150 and 151 there has been installeda comprehensive system of automatic sprinklers withsprinkler heads spaced to cover not over 200 sq. ft. of floorarea per head. The main storage structure has aisle sprink-lers opposite the upper sash of car windows, and spaced 7ft. apart, all on the dry-pipe system. No ceiling heads are connected with a private box of the Bridgeport fire depart-ment, while an extension of the annunci
. Electric railway journal . Bridgeport Carhouse—Section and Details of PuttylessSaw-Tooth Skylight relied upon to prevent fires. As shown in the half-toneillustrations on pages 150 and 151 there has been installeda comprehensive system of automatic sprinklers withsprinkler heads spaced to cover not over 200 sq. ft. of floorarea per head. The main storage structure has aisle sprink-lers opposite the upper sash of car windows, and spaced 7ft. apart, all on the dry-pipe system. No ceiling heads are connected with a private box of the Bridgeport fire depart-ment, while an extension of the annunciator circuit of thesprinkler system gives duplicate indication in the mainoffice, as well as in the valve room. The patrol inspectionis checked by a watchmans clock system. TRACK ENTRANCES The track entrances at both sides of the carhouse are. Bridgeport Carhouse—Plan of Second Floor ; - - : Electric Ry. Journal used in this section. Aisle sprinklers also are used in thepaint, carpenter and repair shops, but as these sections arewell heated they are on the wet-pipe system, as are theheads in the utility section, where ceiling heads only areused. In controlling wet and dry valves, pump, pressuretank and annunciator are in a fireproof pump room withno opening into the rest of the structure. Water is sup-plied by the city mains, through a 4500-gal. pressure electric pump of 1500 gal. per minute capacity auto-matically maintains a pressure of 80 lb. per square inch protected by rolling steel doors which are built in two sec-tions with central guide post because the width of 27 27 ft. 6 in. between the columns required too heavy singledoors for hand operation. As the width of the carhousewas too limited to give good clearance for both tracks, thesections were made unequal. One section in each doorgives full clear
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Keywords: ., bookcentury1900, bookdecade1900, bookpublishernewyorkmcgrawhillp
