Bouton Foundry Company · Bouton Foundry Co. · leaf 163
orce,allow ------ 30 Wright of snow, freshly fallen, - - 5 to 12 M saturated (slush), - - 40 Wind pressure (violent hurricane), - - 50 The weight of one square foot of ordinary tar, felt and gravelroof is 4 to 6 lbs. per square foot. 10 cub. ft. sq. ft. BOUTON • FOUNDRY • COTCPHNY. 2600 Archer… … TRUSS No. 2. Same note applies as given for truss No. 1, except thatthe span may be increased to 36 0 if trusses are placed6 6 centers, 160 BOUTON • FOUNDRY • COMPHNY, 2600 Archer Avenue, Chicago. 1 ny ^&m%mm, 0 >> / 1 fS/ 1 u 5 a T3 cb / 1 P a / 1 03 «2 / 11 * / I «<g /** «M * Q5 / %!…
Building materials · Architectural ironwork · Structural Steel Framing · Decorative Metal · Decorative metal castings · Steel-framed entrances and storefronts · Metal doors and frames
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