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<br /> MAXIMUM ROOF BEAM SPANS
<br /> IN DECIMAL FEET 'Uaf
<br /> SCREEN ROOF I SCREEN WALLS EXAMPLE: . ...
<br /> WIND 110 MPH DEFLECTION Ll60 POOL ENCLOSURE
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<br /> <-t COLUMN USED f-> ,
<br /> 8 'WAll 011
<br /> ROOF (F) (G) (H) (I) (J) (K) (l) (M) (N)
<br /> BEAM SPACING 2x3 2x3 2x4 2x4 2x4 2x6 2x7 2x8 2x9 I 0:1
<br /> .
<br /> USED ,PB SMS PB SMS 5MB 5MB 5MB 'SMB 5MB
<br /> ~ .
<br /> 4'-0" 18.42 19.08 19.25 19.25 19.25 19.25 19.25 19.25 19.25
<br /> ,(H) 5'-0" 17.08 17.58 17.75 17.75 17.75 17.75 17.75 17.75 17.75
<br /> 2x4 6'-0" 16.08 16.58 16.75 16.58 16.75 16.75 16.75 16.75 16.75 ~., .
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<br /> PB 7'-0" 15.25 15.58 15.75 15.75 15.75 15.75 15.75 15.75 15.75
<br /> 8'-0" 14.58 14.92 15.08 15.08 15.08 15.08 15.08 15.08 15.08 r
<br /> ..
<br /> 9' -0'" 13.92 14.42 14.42 14.42 14.42 14.42 14.42 14.42 ' 14.42
<br /> ..
<br /> 4'-0" 21.08 21.75 21.92 21.75, 23.42 23.42 23.42 23.42 -23.42
<br />~ (J) 5'-0" 20.08 20.08 20.25 20.08 21.58 21.58 21.58 21.58 21.58 i J
<br />10,. 2x4 6'-0" 18.42 ' 18.75 18.92 18.92 20.25 20.25 20.25 20.25 20.25 ,
<br /> 5MB : 7'-0" 17.42 ,,17.92 17.92 17.92 19.08 19.08' 19.08 19.08 19.08 t. \
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<br />:~~~~{; 8'-0" 16.75 . 17.08 17.08 17.08 18.25 18.25 18.25 18.25 ...18.25 ';"."
<br /> 9'-0" 16.08 16.42 16.42 16.42 17.42 17.42 17.42 17.42 17.42 "" ~l
<br /> " .
<br />C";: 4'-0" 28.08 28.58 28.75 28.58 29.92 31.92 31.92 31.92 31.92
<br /> , (K) 5'-0" 26.08 26.42 26.58 26.58 27.58 29.25 29.25 29.25 29.25 .t!.~
<br /> : 2X6 6'-0" 24.58 24.92 24.92 24.92 25.92 27.42 27.42 27.42 27.42 ~
<br /> ;;' 5MB 7'-0" 23.25 23.58 23.75 23.58 24.42 25.92 25.92 25.92' 25.92 .~~ t.'
<br /> 8'-0" 22.25 22.58 22.58 22.58 23.42 24.5& 24.58 24.58 ,:- 24.58 IX,
<br /> ", 9'-0" . 21.42 21.58 21.75 21.75 22.42 '23.58 23.58 23.58 23.58 . . "';1\
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<br /> 4'-0" 31.58 ' 32.08 32.08 32.08 33.08 34.92 35.92 35.92 "35.92 . .',T" ,-.
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<br /> . (l) 5'-0" 29.42 29.58 29.75 29.75 30.58 32,251 33.08 33.08 33.08
<br /> ;........' , 2x7 6~.-o" 27.58 27.92 27.92 27.92 28.75; 30.0Sl . 30.-g2 30.92 30.92 ./..,!'.,'" !t..'
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<br /> 5MB 7'-0" 26.25 26.42 26.58. 26.58 27:'25 28.42 29.25 29.25 29.25 :'" 1
<br /> .. 8'~" 25.08. 25.25 25.42 25.42 26.08 27.08 27.75 27.75 27.75
<br /> 9':0" 23.92 24.25 24.25 24.25 24.92 26.08 26.58 ,26.58 26.58 '., t:"
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<br /> 4''''" 38.25 38.58 38.58 38.58 39.42 40.92 41.75 44.25 44.25
<br /> (M) , is ':.0" 35.42 35.75 35.75 35.75 36.58 ".37.75 38;58 .40.75 40.75
<br /> 2x8 6'-0" 33.42 33.58 33.75 33.58 34.25 35.42 36.08 37.92 37.92 \; ~
<br /> 5MB 7'-0" 31.75 31.92 31.92 31.92 32.58 33.58 34.08 35.92 35.92 ' ., r,..'. r
<br /> 8'-0" 30.25 30.58 30~58 30.58 31.08 32.08 32.58 34.08 34.08 \ ,
<br /> 9'-0" 29.08 29.25 29.42 29.42 29.92 30.75 31.25 32.75 32.75 ~ '. ~
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<br /> :\ 4 '-0" 41.92 42.25 42.25 42.25 43.08 44.42 45.08 47.42 48.42
<br /> (N) 5'-0" 38.92 39.08 39.25 39.08 39.92 41.08 41.75 43.58 44.58
<br /> 2x9 6'-0" 36.58 36.75 36.92 36.75 37.42 38.42 39.08 40.75 41.58 , .
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<br /> 5MB 7' -0" 34.92 34.92 34.92 34.92 35.58 36.42 . 36.92 38.58 39.25
<br /> 8'-0" ..33.25 33.42 33.42 33.42 33.92 34.75 35.25 ,36.75 37.42
<br /> 9'-0" 31.92 32.08 32.08 32.08 32.58 33.42 33.92 35.08 35.75 .' , f
<br /> INTERPOLATION BETWEEN VALUES IS PERMISSIBLE
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