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Building Design and Construction Handbook - Merritt - Ventech!

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8.44<br />

TABLE 8.13 Allowable Total (Dead plus Live) Uniform Loads, psf, on Steel Roof Deck*<br />

Deck<br />

type<br />

NR 22<br />

NR 20<br />

NR18<br />

NR 22<br />

NR 20<br />

NR 18<br />

NR 22<br />

NR 20<br />

NR 18<br />

IR 22<br />

IR 20<br />

IR 18<br />

IR 22<br />

IR 20<br />

IR 18<br />

IR 22<br />

IR 20<br />

IR 18<br />

Span<br />

condition<br />

<strong>Design</strong><br />

thickness,<br />

in<br />

0.0295<br />

0.0358<br />

0.0474<br />

0.0295<br />

0.0358<br />

0.0474<br />

0.0295<br />

0.0358<br />

0.0474<br />

0.0295<br />

0.0358<br />

0.0474<br />

0.0295<br />

0.0358<br />

0.0474<br />

0.0295<br />

0.0358<br />

0.0474<br />

Span—c to c joists or purlins, ft-in<br />

4-0 4-6 5-0 5-6 6-0 6-6 7-0 7-6 8-0 8-6 9-0<br />

73<br />

91<br />

125<br />

80<br />

97<br />

128<br />

100<br />

121<br />

160<br />

58<br />

72<br />

99<br />

63<br />

76<br />

101<br />

79<br />

96<br />

126<br />

47<br />

58<br />

80<br />

51<br />

62<br />

82<br />

64<br />

77<br />

102<br />

48<br />

66<br />

42<br />

51<br />

68<br />

53<br />

64<br />

85<br />

40<br />

55<br />

43<br />

57<br />

44<br />

54<br />

71<br />

47<br />

48<br />

46<br />

61<br />

52 45<br />

4-0 4-6 5-0 5-6 6-0 6-6 7-0 7-6 8-0 8-6 9-0<br />

84 66 54 44<br />

104 82 67 55 46<br />

142 112 91 75 63 54 46 40<br />

90 71 58 48 40<br />

110 87 70 58 49 41<br />

145 114 93 77 64 55 47 41<br />

113 89 72 60 50 43<br />

137 108 88 72 61 52 45<br />

181 143 116 96 81 69 59 52 45 40<br />

42

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