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www.SSMA.com44 Copyright © 2022 by the SSMA <br />10 psf Dead Load and 20 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 31' 9"e 27' 11"e 22' 10"e 32' 3"e 27' 11"e 22' 5"e 29' 0"e 26' 3"e 22' 10"e 32' 3"e 27' 11"e 22' 5"e <br />1200S200-54 50 33' 2"e 30' 0"e 24' 8"e 34' 10"e 29' 7"e 23' 2"e 30' 3"e 27' 5"e 23' 10"e 33' 9"e 29' 7"e 23' 2"e <br />1200S250-54 50 34' 6"e 31' 2"e 25' 6"e 35' 5"e 30' 0"e 23' 5"e 31' 5"e 28' 6"e 24' 10"e 35' 1"e 30' 0"e 23' 5"e <br />1200S162-68 50 34' 8" 31' 5" 27' 1" 38' 4" 33' 2" 27' 1" 31' 7" 28' 8" 24' 11" 35' 3" 32' 0" 27' 1" <br />1200S200-68 50 36' 1" 32' 9" 28' 6" 40' 4" 35' 9" 29' 2" 32' 11" 29' 10" 26' 0" 36' 9" 33' 4" 29' 0" <br />1200S250-68 50 37' 6" 34' 0" 29' 7" 41' 11" 36' 11" 30' 1" 34' 2" 31' 0" 27' 0" 38' 2" 34' 8" 30' 1" <br />1200S162-97 50 38' 11" 35' 4" 30' 11" 43' 8" 39' 8" 34' 8" 35' 4" 32' 1" 28' 1" 39' 8" 36' 1" 31' 6" <br />1200S200-97 50 40' 6" 36' 10" 32' 2" 45' 6" 41' 4" 36' 1" 36' 10" 33' 5" 29' 3" 41' 4" 37' 7" 32' 10" <br />1200S250-97 50 42' 1" 38' 2" 33' 4" 47' 2" 42' 11" 37' 6" 38' 2" 34' 8" 30' 4" 42' 11" 39' 0" 34' 1" <br />1200S162-118 50 41' 3" 37' 6" 32' 9" 46' 4" 42' 1" 36' 9" 37' 6" 34' 1" 29' 9" 42' 1" 38' 3" 33' 5" <br />1200S200-118 50 43' 0" 39' 1" 34' 1" 48' 3" 43' 10" 38' 4" 39' 1" 35' 6" 31' 0" 43' 10" 39' 10" 34' 10" <br />1200S250-118 50 44' 8" 40' 7" 35' 5" 50' 2" 45' 7" 39' 9" 40' 7" 36' 10" 32' 2" 45' 7" 41' 5" 36' 2" <br />1200S300-118 50 46' 2" 42' 0" 36' 8" 51' 10" 47' 1" 41' 2" 42' 0" 38' 2" 33' 4" 47' 1" 42' 10" 37' 5" <br />1200S350-118 50 48' 5" 44' 0" 38' 5" 54' 5" 49' 5" 43' 2" 44' 0" 40' 0" 34' 11" 49' 5" 44' 11" 39' 3" <br />1400S162-54 50 34' 0"e 29' 6"e 24' 1"e 34' 0"e 29' 6"e 22' 9"e 32' 7"e 29' 6"e 24' 1"e 34' 0"e 29' 6"e 22' 9"e <br />1400S200-54 50 37' 0"e 32' 1"e 26' 2"e 36' 4"e 30' 6"e 23' 4"e 34' 0"e 30' 10"e 26' 2"e 36' 4"e 30' 6"e 23' 4"e <br />1400S250-54 50 38' 6"e 33' 4"e 27' 2"e 36' 11"e 30' 10"e 23' 7"e 35' 4"e 32' 0"e 27' 2"e 36' 11"e 30' 10"e 23' 7"e <br />1400S300-54 50 39' 5"e 34' 1"e 27' 10"e 37' 2"e 31' 1"e 23' 9"e 36' 5"e 32' 11"e 27' 10"e 37' 2"e 31' 1"e 23' 9"e <br />1400S350-54 50 42' 8"e 38' 4"e 31' 4"e 40' 7"e 33' 8"e 25' 3"e 38' 10"e 35' 3"e 30' 8"e 40' 7"e 33' 8"e 25' 3"e <br />1400S162-68 50 39' 1" 35' 3" 28' 9" 40' 8" 35' 3" 28' 9" 35' 8" 32' 4" 28' 2" 39' 9" 35' 3" 28' 9" <br />1400S200-68 50 40' 8" 36' 10" 31' 1" 44' 0" 38' 1" 31' 1" 37' 1" 33' 8" 29' 3" 41' 5" 37' 6" 31' 1" <br />1400S250-68 50 42' 2" 38' 3" 32' 3" 45' 8" 39' 6" 31' 11" 38' 6" 34' 11" 30' 5" 43' 0" 38' 11" 31' 11" <br />1400S300-68 50 43' 7" 39' 5" 33' 0" 46' 9" 40' 6" 32' 4" 39' 9" 36' 0" 31' 5" 44' 5" 40' 1" 32' 4" <br />1400S350-68 50 46' 1" 41' 10" 36' 7" 51' 9" 45' 2" 35' 11" 41' 10" 38' 0" 33' 3" 47' 0" 42' 8" 35' 11" <br />1400S162-97 50 44' 5" 40' 4" 35' 2" 49' 9" 45' 1" 37' 8" 40' 4" 36' 8" 32' 0" 45' 4" 41' 2" 35' 10" <br />1400S200-97 50 46' 1" 41' 11" 36' 6" 51' 8" 46' 10" 40' 5" 41' 11" 38' 1" 33' 3" 47' 0" 42' 9" 37' 3" <br />1400S250-97 50 47' 9" 43' 4" 37' 10" 53' 6" 48' 7" 41' 11" 43' 4" 39' 5" 34' 5" 48' 8" 44' 3" 38' 7" <br />1400S300-97 50 49' 3" 44' 9" 39' 1" 55' 3" 50' 2" 42' 11" 44' 9" 40' 8" 35' 6" 50' 3" 45' 8" 39' 10" <br />1400S350-97 50 51' 6" 46' 9" 40' 11" 57' 10" 52' 6" 45' 11" 46' 9" 42' 6" 37' 2" 52' 6" 47' 9" 41' 8" <br />1400S162-118 50 47' 2" 42' 10" 37' 5" 52' 11" 48' 1" 42' 0" 42' 10" 38' 11" 34' 0" 48' 1" 43' 8" 38' 2" <br />1400S200-118 50 48' 11" 44' 6" 38' 10" 55' 0" 49' 11" 43' 8" 44' 6" 40' 5" 35' 4" 49' 11" 45' 4" 39' 8" <br />1400S250-118 50 50' 9" 46' 1" 40' 3" 56' 11" 51' 9" 45' 2" 46' 1" 41' 10" 36' 7" 51' 9" 47' 0" 41' 1" <br />1400S300-118 50 52' 4" 47' 7" 41' 7" 58' 9" 53' 5" 46' 8" 47' 7" 43' 3" 37' 9" 53' 5" 48' 6" 42' 5" <br />1400S350-118 50 54' 9" 49' 9" 43' 6" 61' 6" 55' 10" 48' 10" 49' 9" 45' 3" 39' 6" 55' 10" 50' 9" 44' 4" <br />1600S162-68 50 42' 8"e 36' 11"e 30' 2"e 42' 8"e 36' 11"e 30' 2"e 39' 7"e 35' 10"e 30' 2"e 42' 8"e 36' 11"e 30' 2"e <br />1600S200-68 50 45' 0"e 40' 1"e 32' 8"e 46' 3"e 40' 1"e 32' 8"e 41' 2"e 37' 3"e 32' 5"e 45' 10"e 40' 1"e 32' 8"e <br />1600S250-68 50 46' 8"e 41' 9"e 34' 1"e 48' 3"e 41' 9"e 33' 0"e 42' 7"e 38' 7"e 33' 7"e 47' 6"e 41' 9"e 33' 0"e <br />1600S300-68 50 48' 2"e 42' 11"e 35' 1"e 49' 7"e 42' 5"e 33' 4"e 44' 0"e 39' 10"e 34' 8"e 49' 0"e 42' 5"e 33' 4"e <br />1600S350-68 50 50' 5"e 45' 9"e 39' 4"e 54' 8"e 46' 3"e 36' 1"e 46' 0"e 41' 9"e 36' 4"e 51' 5"e 46' 3"e 36' 1"e <br />1600S162-97 50 49' 8" 45' 0" 39' 2" 55' 5" 48' 9" 39' 10" 45' 4" 41' 1" 35' 9" 50' 7" 45' 10" 39' 10" <br />1600S200-97 50 51' 6" 46' 8" 40' 7" 57' 6" 52' 1" 42' 10" 46' 11" 42' 7" 37' 1" 52' 5" 47' 7" 41' 5" <br />1600S250-97 50 53' 3" 48' 3" 42' 0" 59' 6" 53' 11" 44' 7" 48' 6" 44' 0" 38' 4" 54' 3" 49' 2" 42' 10" <br />1600S300-97 50 54' 10" 49' 9" 43' 4" 61' 4" 55' 7" 45' 9" 49' 11" 45' 4" 39' 6" 55' 11" 50' 9" 44' 2" <br />1600S350-97 50 57' 3" 52' 0" 45' 4" 64' 1" 58' 2" 50' 7" 52' 1" 47' 4" 41' 3" 58' 5" 53' 0" 46' 2" <br />1600S162-118 50 53' 0" 48' 2" 42' 1" 59' 6" 54' 0" 46' 5" 48' 2" 43' 9" 38' 2" 54' 0" 49' 1" 42' 11" <br />1600S200-118 50 54' 10" 49' 10" 43' 7" 61' 7" 56' 0" 48' 9" 49' 10" 45' 4" 39' 7" 56' 0" 50' 10" 44' 5" <br />1600S250-118 50 56' 8" 51' 6" 45' 0" 63' 8" 57' 10" 50' 5" 51' 6" 46' 10" 40' 11" 57' 10" 52' 7" 45' 11" <br />1600S300-118 50 58' 5" 53' 1" 46' 4" 65' 7" 59' 7" 52' 0" 53' 1" 48' 3" 42' 2" 59' 7" 54' 2" 47' 4" <br />1600S350-118 50 61' 0" 55' 5" 48' 5" 68' 6" 62' 3" 54' 4" 55' 5" 50' 4" 44' 0" 62' 3" 56' 6" 49' 5" <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