. The Street railway journal . f,which is comparatively flat, is liberally provided with ven-tilators and skylights, and is supported upon a steel frame-work. The whole structure measures 161 ft. i in. long by143 ft. 6 ins. wide, and as the station has a capacity of 16,000kw, it will be seen that, although recipiocating engines ofcomparatively small size have been installed, the floor spaceper kilowatt is only sq ft. The building contains a boiler room and an operating roomof about equal sizes, divided by a brick wall extending a fewfeet above the roof. The boiler room is on the east or r
. The Street railway journal . f,which is comparatively flat, is liberally provided with ven-tilators and skylights, and is supported upon a steel frame-work. The whole structure measures 161 ft. i in. long by143 ft. 6 ins. wide, and as the station has a capacity of 16,000kw, it will be seen that, although recipiocating engines ofcomparatively small size have been installed, the floor spaceper kilowatt is only sq ft. The building contains a boiler room and an operating roomof about equal sizes, divided by a brick wall extending a fewfeet above the roof. The boiler room is on the east or riverside of the wall. Underneath the main floor on which all the VIEW SHOWING THE PILING FOR THE SOUTH HALF OF THE PLANT, AND THE PORCUPINE BOILER SUPPLYING STEAM TO ENGINES IN THE BUILDING WHICH OCCUPIED THE SITE OF THE NORTH HALF OF THE PLANT ings occupying the site previous to the erection of the presentbuilding. In one of the old buildings was installed the firststreet railway generating plant in Milwaukee, and the other T. CROSS SECTION OF NORTH EXTENSION OF COMMERCE STREET POWER PLANT contained the first Allis-Chalmers compound engine ever con-structed. Difficulties of building the new plant were in-creased by reason of the fact that it was necessary to keepa portion of the old plant in operation during the construc-tion of the new one. In fact, a vertical porcupine boiler of boilers are installed is a basement containing auxiliary ap-paratus, and above are the coal bunkers. A series of galleriesalong the west wall of the operating room, and served by anelevator, contains switchboards, office, machine shop, andstorage space for supplies and repair parts. On the main 126 STREET RAILWAY JOURNAL. [Vol. XXVIIL No. 4. floor underneath the south end of these galleries are a motor-driven exciter and three motor-driven frequency changers,while the two Curtis turbines previously mentioned arelocated underneath the north end of the galleries. In thebasement between the foundations
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectstreetr, bookyear1884
