Copyright Goodheart-Willcox Co., Inc. Chapter 14 Wall Systems 307 Panel Wall Reinforcing Steel Wall Span (ft) Vertical Spacing (in) Wind Load, 10 psf Wind Load, 15 psf Wind Load, 20 psf A B C A B C A B C 8 45 30 19 30 20 12 23 15 9.5 10 29 19 12 19 13 8.0 14 10 6.0 12 20 13 8.5 13 9.0 5.5 10 7.0 4.0 14 15 10 6.5 10 6.5 4.0 7.5 5.0 3.0 16 11 7.5 5.0 7.5 5.0 3.0 6.0 4.0 2.5 Note: A = 2–No. 2 bars B = 2–3/16″ diameter wires C = 2–9 gauge wires Brick Industry Association Figure 14-65. Specifications for panel wall reinforcing steel. Pier Reinforcing Steel (1) Wall Span (ft) Wind Load, 10 psf Wall Height (ft) Wind Load, 15 psf Wall Height (ft) Wind Load, 20 psf Wall Height (ft) 4 6 8 4 6 8 4 6 8 8 2#3 2#4 2#5 2#3 2#5 2#6 2#4 2#5 2#5 10 2#3 2#4 2#5 2#4 2#5 2#7 2#4 2#6 2#6 12 2#3 2#5 2#6 2#4 2#6 2#6 2#4 2#6 2#7 14 2#3 2#5 2#6 2#4 2#6 2#6 2#5 2#5 2#7 16 2#4 2#5 2#7 2#4 2#6 2#7 2#5 2#6 2#7 (1) Within heavy lines, 12 × 16″ pier required. All other values obtained with 12 × 12″ pier. Goodheart-Willcox Publisher Figure 14-66. Specifications for pier reinforcing steel. Required Embedment for Pier Foundation (1) Wall Span (ft) Wind Load, 10 psf Wall Height (ft) Wind Load, 15 psf Wall Height (ft) Wind Load, 20 psf Wall Height (ft) 4 6 8 4 6 8 4 6 8 8 2′–0″ 2′–3″ 2′–9″ 2′–3″ 2′–6″ 3′–0″ 2′–3″ 2′–9″ 3′–0″ 10 2′–0″ 2′–6″ 2′–9″ 2′–3″ 2′–9″ 3′–3″ 2′–6″ 3′–0″ 3′–3″ 12 2′–3″ 2′–6″ 3′–0″ 2′–3″ 3′–0″ 3′–3″ 2′–6″ 3′–3″ 3′–6″ 14 2′–3″ 2′–9″ 3′–0″ 2′–6″ 3′–0″ 3′–3″ 2′–9″ 3′–3″ 3′–9″ 16 2′–3″ 2′–9″ 3′–0″ 2′–6″ 3′–3″ 3′–6″ 2′–9″ 3′–3″ 4′–0″ (1) Within heavy lines, 24″ diam. foundation required. All other values obtained with 18″ diam. foundation. Goodheart-Willcox Publisher Figure 14-67. Specifications for embedment for pier foundations.