. The Street railway journal . hes and coping, are ofconcrete blocks. Below the water-table the walls where ex-posed have a bush hammered finish. The interior columnsin the boiler room are of structural steel, but all other col-umns required in the building are of concrete blocks. Thesteel roof trusses over the turbine room are supported onconcrete block pilasters formed in the building walls,while over the boiler room they are carried by the pilastered A monitor, provided with windows for light and ventila-tion, extends lengthwise over the boiler room. A self-supporting steel stack 13 ft. 6 i
. The Street railway journal . hes and coping, are ofconcrete blocks. Below the water-table the walls where ex-posed have a bush hammered finish. The interior columnsin the boiler room are of structural steel, but all other col-umns required in the building are of concrete blocks. Thesteel roof trusses over the turbine room are supported onconcrete block pilasters formed in the building walls,while over the boiler room they are carried by the pilastered A monitor, provided with windows for light and ventila-tion, extends lengthwise over the boiler room. A self-supporting steel stack 13 ft. 6 ins. in diameter, ex-tending to a height of 100 ft. from the engine room floor,is carried by the steel columns which support the fan roomfloor, leaving the space below, on the boiler room floor, en-tirely clear. The building is exceptionally well lighted by large win-dows glazed with wire glass set in cast-iron sash. The turbine room is 60 ft. wide by 112 ft. long, and theswitchboard occupies a space next the turbine room which. PART INTERIOR VIEW OF THE COS COB POWER STATION building walls and by the interior steel columns, which alsosupport the boilers, the mechanical draft equipment and thestack. The front of the switchboard gallery, at the southend of the turbine room, is carried on concrete block columns,which also support a reinforced concrete girder forming oneof the crane runways. The other crane runway is formedby another reinforced concrete girder built into the parti-tion wall between the engine room and boiler room, and issupported upon pilasters formed in this wall. The columnfootings below the engine room and boiler room floors areof monolithic concrete. The basement floor is of concrete, laid upon the founda-tion rock. All other floors in the building are of reinforcedconcrete; and the roof, which has a pitch of 4^ ins. perfoot, is of reinforced cinder concrete finished on the ex-terior with Ludowici tile. is 25 ft. wide by 110 ft. long. The boiler room is 160 ft.
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectstreetr, bookyear1884
