An open web steel joist designated as J3A 36LH14 spans fifty-eight feet and five inches between supports. The top chord carries varying distributed loads including three hundred pounds per linear foot dead load and seven hundred thirty-five pounds per linear foot live load along a raised segment, transitioning to three hundred pounds per linear foot dead load and one hundred fifty pounds per linear foot live load at the outer section. The diagram indicates a concentrated load of negative point-K at the midspan of the bottom chord. The joist profile shows standard web member configurations supporting the upper chord loading.
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