ct, a vast transverse truss ment, and the work of matching them with the other 67 feet wide, 315 feet high, and weighing 1,500 tons. longer than any simple pin-connected truss span that has yet been erected. Ordinarily such a span would connections and pinning the whole together greatly For… … maximum stress in the tension members will never exceed 17,000 pounds to the square inch in the I beams, or 20,000 pounds per square inch in the sec- endary members. One of the most important problems to be solved, together as they were erected. The bottom chord is Company for information and…
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