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www.SSMA.com46 Copyright © 2022 by the SSMA <br />10 psf Dead Load and 30 psf Live Load <br />Section Fy (ksi) <br />L/360 Live Load Deflection L/480 Live Load Deflection <br />Single Span Double Span Single Span Double Span <br />Spacing (in) on center Spacing (in) on center Spacing (in) on center Spacing (in) on center <br />12 16 24 12 16 24 12 16 24 12 16 24 <br />1200S162-54 50 27' 9"e 24' 2"e 19' 9"e 27' 11"e 24' 1"e 18' 9"e 25' 4"e 22' 11"e 19' 9"e 27' 11"e 24' 1"e 18' 9"e <br />1200S200-54 50 28' 11"e 26' 2"e 21' 4"e 29' 7"e 24' 11"e 19' 3"e 26' 5"e 23' 11"e 20' 10"e 29' 6"e 24' 11"e 19' 3"e <br />1200S250-54 50 30' 1"e 27' 0"e 22' 1"e 30' 0"e 25' 3"e 19' 6"e 27' 5"e 24' 11"e 21' 8"e 30' 0"e 25' 3"e 19' 6"e <br />1200S162-68 50 30' 3" 27' 5" 23' 6" 33' 2" 28' 9" 23' 6" 27' 7" 25' 0" 21' 9" 30' 10" 27' 11" 23' 6" <br />1200S200-68 50 31' 6" 28' 7" 24' 11" 35' 2" 30' 11" 25' 3" 28' 9" 26' 1" 22' 8" 32' 1" 29' 1" 25' 3" <br />1200S250-68 50 32' 9" 29' 8" 25' 10" 36' 7" 31' 11" 25' 9" 29' 10" 27' 1" 23' 7" 33' 4" 30' 3" 25' 9" <br />1200S162-97 50 34' 0" 30' 11" 27' 0" 38' 2" 34' 8" 30' 3" 30' 11" 28' 1" 24' 6" 34' 8" 31' 6" 27' 6" <br />1200S200-97 50 35' 5" 32' 2" 28' 1" 39' 9" 36' 1" 31' 6" 32' 2" 29' 3" 25' 6" 36' 1" 32' 10" 28' 8" <br />1200S250-97 50 36' 9" 33' 4" 29' 2" 41' 3" 37' 6" 32' 9" 33' 4" 30' 4" 26' 6" 37' 6" 34' 1" 29' 9" <br />1200S162-118 50 36' 1" 32' 9" 28' 7" 40' 6" 36' 9" 32' 1" 32' 9" 29' 9" 26' 0" 36' 9" 33' 5" 29' 2" <br />1200S200-118 50 37' 7" 34' 1" 29' 10" 42' 2" 38' 4" 33' 6" 34' 1" 31' 0" 27' 1" 38' 4" 34' 10" 30' 5" <br />1200S250-118 50 39' 0" 35' 5" 30' 11" 43' 9" 39' 9" 34' 9" 35' 5" 32' 2" 28' 2" 39' 9" 36' 2" 31' 7" <br />1200S300-118 50 40' 4" 36' 8" 32' 0" 45' 4" 41' 2" 36' 0" 36' 8" 33' 4" 29' 1" 41' 2" 37' 5" 32' 8" <br />1200S350-118 50 42' 4" 38' 5" 33' 7" 47' 6" 43' 2" 37' 8" 38' 5" 34' 11" 30' 6" 43' 2" 39' 3" 34' 3" <br />1400S162-54 50 29' 6"e 25' 6"e 20' 10"e 29' 6"e 24' 7"e 18' 7"e 28' 6"e 25' 6"e 20' 10"e 29' 6"e 24' 7"e 18' 7"e <br />1400S200-54 50 32' 1"e 27' 9"e 22' 8"e 30' 6"e 25' 3"e 19' 0"e 29' 8"e 26' 11"e 22' 8"e 30' 6"e 25' 3"e 19' 0"e <br />1400S250-54 50 33' 4"e 28' 10"e 23' 7"e 30' 10"e 25' 7"e 19' 2"e 30' 10"e 27' 11"e 23' 7"e 30' 10"e 25' 7"e 19' 2"e <br />1400S300-54 50 34' 1"e 29' 7"e 24' 1"e 31' 1"e 25' 9"e 19' 3"e 31' 10"e 28' 9"e 24' 1"e 31' 1"e 25' 9"e 19' 3"e <br />1400S350-54 50 37' 2"e 33' 3"e 27' 1"e 33' 8"e 27' 7"e 20' 3"e 33' 11"e 30' 10"e 26' 9"e 33' 8"e 27' 7"e 20' 3"e <br />1400S162-68 50 34' 1" 30' 6" 24' 11" 35' 3" 30' 6" 24' 11" 31' 2" 28' 3" 24' 7" 34' 9" 30' 6" 24' 11" <br />1400S200-68 50 35' 6" 32' 2" 26' 11" 38' 1" 33' 0" 26' 10" 32' 5" 29' 4" 25' 7" 36' 2" 32' 9" 26' 10" <br />1400S250-68 50 36' 10" 33' 4" 27' 11" 39' 6" 34' 2" 27' 0" 33' 7" 30' 6" 26' 6" 37' 6" 34' 0" 27' 0" <br />1400S300-68 50 38' 1" 34' 5" 28' 7" 40' 6" 34' 7" 27' 3" 34' 8" 31' 6" 27' 5" 38' 9" 34' 7" 27' 3" <br />1400S350-68 50 40' 3" 36' 7" 31' 11"e 45' 2" 38' 6" 30' 1" 36' 7" 33' 3" 29' 0" 41' 1" 37' 3" 30' 1" <br />1400S162-97 50 38' 10" 35' 3" 30' 8" 43' 5" 39' 4" 32' 8" 35' 3" 32' 0" 28' 0" 39' 7" 35' 11" 31' 3" <br />1400S200-97 50 40' 3" 36' 7" 31' 11" 45' 2" 40' 11" 35' 0" 36' 7" 33' 3" 29' 1" 41' 1" 37' 4" 32' 6" <br />1400S250-97 50 41' 8" 37' 11" 33' 1" 46' 9" 42' 5" 36' 3" 37' 11" 34' 5" 30' 1" 42' 6" 38' 8" 33' 8" <br />1400S300-97 50 43' 0" 39' 1" 34' 2" 48' 3" 43' 10" 37' 2" 39' 1" 35' 6" 31' 0" 43' 11" 39' 11" 34' 9" <br />1400S350-97 50 45' 0" 40' 11" 35' 8" 50' 6" 45' 11" 40' 1" 40' 11" 37' 2" 32' 5" 45' 11" 41' 8" 36' 5" <br />1400S162-118 50 41' 2" 37' 5" 32' 8" 46' 3" 42' 0" 36' 8" 37' 5" 34' 0" 29' 8" 42' 0" 38' 2" 33' 4" <br />1400S200-118 50 42' 9" 38' 10" 33' 11" 48' 0" 43' 8" 38' 1" 38' 10" 35' 4" 30' 10" 43' 8" 39' 8" 34' 8" <br />1400S250-118 50 44' 4" 40' 3" 35' 2" 49' 9" 45' 2" 39' 6" 40' 3" 36' 7" 31' 11" 45' 2" 41' 1" 35' 10" <br />1400S300-118 50 45' 9" 41' 7" 36' 4" 51' 4" 46' 8" 40' 9" 41' 7" 37' 9" 33' 0" 46' 8" 42' 5" 37' 0" <br />1400S350-118 50 47' 10" 43' 6" 38' 0" 53' 9" 48' 10" 42' 8" 43' 6" 39' 6" 34' 6" 48' 10" 44' 4" 38' 9" <br />1600S162-68 50 36' 11"e 32' 0"e 26' 1"e 36' 11"e 32' 0"e 26' 1"e 34' 7"e 31' 4"e 26' 1"e 36' 11"e 32' 0"e 26' 1"e <br />1600S200-68 50 39' 4"e 34' 8"e 28' 4"e 40' 1"e 34' 8"e 27' 5"e 35' 11"e 32' 7"e 28' 4"e 40' 0"e 34' 8"e 27' 5"e <br />1600S250-68 50 40' 9"e 36' 2"e 29' 6"e 41' 9"e 35' 5"e 27' 7"e 37' 2"e 33' 9"e 29' 4"e 41' 6"e 35' 5"e 27' 7"e <br />1600S300-68 50 42' 0"e 37' 2"e 30' 4"e 42' 5"e 35' 10"e 27' 10"e 38' 5"e 34' 10"e 30' 3"e 42' 5"e 35' 10"e 27' 10"e <br />1600S350-68 50 44' 0"e 39' 11"e 34' 0"e 46' 3"e 38' 10"e 29' 10"e 40' 2"e 36' 5"e 31' 9"e 44' 11"e 38' 10"e 29' 10"e <br />1600S162-97 50 43' 4" 39' 3" 34' 2" 48' 4" 42' 3" 34' 6" 39' 7" 35' 11" 31' 3" 44' 2" 40' 0" 34' 6" <br />1600S200-97 50 44' 11" 40' 9" 35' 6" 50' 2" 45' 5" 37' 1" 41' 0" 37' 2" 32' 5" 45' 10" 41' 6" 36' 2" <br />1600S250-97 50 46' 6" 42' 2" 36' 8" 51' 11" 47' 1" 38' 7" 42' 4" 38' 5" 33' 6" 47' 4" 42' 11" 37' 5" <br />1600S300-97 50 47' 11" 43' 5" 37' 10" 53' 7" 48' 6" 39' 7" 43' 7" 39' 7" 34' 6" 48' 10" 44' 3" 38' 7" <br />1600S350-97 50 50' 0" 45' 5" 39' 7" 56' 0" 50' 9" 43' 10" 45' 6" 41' 4" 36' 1" 51' 0" 46' 3" 40' 4" <br />1600S162-118 50 46' 3" 42' 1" 36' 9" 51' 11" 47' 2" 40' 2" 42' 1" 38' 2" 33' 4" 47' 2" 42' 11" 37' 6" <br />1600S200-118 50 47' 11" 43' 7" 38' 1" 53' 10" 48' 10" 42' 7" 43' 7" 39' 7" 34' 7" 48' 11" 44' 5" 38' 10" <br />1600S250-118 50 49' 6" 45' 0" 39' 4" 55' 7" 50' 6" 44' 0" 45' 0" 40' 11" 35' 9" 50' 6" 45' 11" 40' 1" <br />1600S300-118 50 51' 0" 46' 4" 40' 6" 57' 4" 52' 1" 45' 5" 46' 4" 42' 2" 36' 10" 52' 1" 47' 4" 41' 4" <br />1600S350-118 50 53' 4" 48' 5" 42' 4" 59' 10" 54' 4" 47' 5" 48' 5" 44' 0" 38' 5" 54' 4" 49' 5" 43' 2" <br />"e" web stiffeners required at ends. <br />Web stiffeners required at interior supports for double span conditions. <br />See Table Notes on page 42. <br />Floor Joist Spans