San Francisco : Architect and Engineer, Inc · leaf 361
ernate layout which was madecontemplated the use of steel trusses carrying a 4-in. concrete slab sup-ported by steel purlins at the plane of their bottom chords and a woodroof at the planes of their top chord. This 4-In. slab provided the requiredfireproofing for the trusses and rendered other… … DETAIL OFCANOPY Lafayette Junior High School,Los Angeles, Parkinson & Parkin-son, Architects.
Architecture · Building
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