A STEEL TRANSFORMER BUILDING. 



49 



A Steel Transformer Building. The framework of a steel frame transformer building is shown 

 in Fig. 41 and Fig. 42. The trusses are Fink trusses with the members made of angles placed 

 to back. The main columns carrying the roof trusses are made of four angles laced, the 



SECT/ON 



APX^/AV />v PLANE OF BOTTOM CHORD BRACING IN PLANE OF TOP CHOW 

 FIG. 41. PLANS OF A TRANSFORMER BUILDING. 



section being I-shaped, each flange being composed of two angles placed back to back with the 

 long legs outstanding, and the web consisting of lacing. The columns in the end of the building 

 are made of 9 in. I-beams. The main purlins are made of 5 in. channels @ 6J lb., while the girts 

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