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<br />
<br />:. .~: Ii : ",' 'I_
<br />A .
<br />
<br />
<br />8 'WALL
<br />ROOF
<br />BEAM SPACING
<br />USED
<br /> 4'-()"
<br />(H) 5'-0"
<br />2x4 6'-()"
<br />PB 7'-()"
<br /> 8'-0"
<br /> 9'-0"
<br /> 4'-()"
<br />(J) 5'-()"
<br />2x4 6'-()"
<br />5MB 7'-()"
<br /> 8'-()"
<br /> 9'-()"
<br /> 4'-0"
<br />(K) 5'-0"
<br />2X6 6'-()"
<br />5MBP~
<br /> 8'-()"
<br /> 9'-()"
<br /> 4'-()"
<br />(l) 5'-()"
<br />2x7 6'-()"
<br />5MB 7'-()"
<br /> 8'-()"
<br /> 9'-0"
<br /> 4'..()"
<br />(M) 5'-0"
<br />2x8 6'-0"
<br />5MB 7'-()"
<br /> 8'-0"
<br /> 9'-0"
<br /> 4'-0"
<br />(N) 5'-()"
<br />2x9 6'-0"
<br />5MB 7' -0"
<br /> 8'-()"
<br /> 9'-0"
<br />
<br />I 52
<br />
<br />; "".C,
<br />
<br />l.- ."'. .
<br />........-.....':!ol::t~"'-~~,
<br />
<br />. "1
<br />
<br />.L:~
<br />'f,., ,"
<br />
<br />~
<br />
<br />- .... -',~,..-LOl!It.~... ~_
<br />
<br />-
<br />
<br />-.-
<br />
<br />-
<br />
<br />MAXIMUM ROOF BEAM SPANS
<br />IN DECIMAL FEET
<br />SCREEN ROOF I SCREEN WALLS
<br />WIND 110 MPH DEFLECTION LJ60
<br />
<br />EXAMPLE:
<br />POOL ENCLOSURE
<br />
<br /><.---..[ COLUMN USED 1--->
<br />
<br />(G) (H) (I) (J) (K) (L) (M) (N)
<br />2x3 2x4 2x4 2x4 2x6 2x7 2x8 2x9
<br />5MS PB SMa 5MB 5MB 5MB 5MB 5MB
<br />-
<br />
<br />(F)
<br />2x3
<br />PB -L
<br />
<br />19.08 19.25 19.25 19.25 19.25 19.25 19.25 19.25
<br />..
<br />17.58 17.75 17.75 17.75 17.75 17.75 17.75 17.75
<br />16.58 16.75 16.58 16.75 16.75 16.75 16.75 16.75
<br />15,58 15.75 15.75 15.75 15.75 15.75 15.75 15.75
<br />14.92 15.08 15.08 15.08 15,08 15.08 15.08 15.08
<br />14,42 14,42 14.42 14.42 14.42 14.42 14.42 14.42
<br />,--
<br />
<br />18.42 I
<br />17.08 L..
<br />16.C8 '
<br />15.~~;,
<br />14'?!..L__
<br />13.92
<br />
<br />~1.0~ '
<br />i~OJ~[] -=
<br />t8.4U
<br />17.4..~._
<br />16.i'j i
<br />16~O ::
<br />
<br />21,75 21.92 21.75 23.42 23,42 23.42 23.42 23.42
<br />20,08 20.25 20.08 21.58 21.58 21.58 21.58 21.58
<br />18.75 18.92 18..2 20.25 20.25 20.25 20.25 20.25
<br />17.92 17.92 17.'2 19,08 19.08 19.08 19.08 19.08
<br />17.08 17.08 11..8 18.25 18.25 18.25 18.25 18,25
<br />16.42 16,42 16.42 17.42 17.42 17.42 11.42 11.42
<br />-
<br />
<br />
<br /> 28.75 31.92
<br /> 29.25
<br /> 27.42
<br /> 25,92
<br /> 24.58
<br /> 23.58
<br />31.58 32.08 32.08 32.08 33.08 34.92 35.92 35.92 35.92
<br />29.42 29.58 29.75 29.75 30.58 32.25 33.08 33.08 33.08
<br />27.58 27.92 27.92 27.92 28.75 30.08 30.92 30.92 30.92
<br />26.2E. 26.42 26.58 26.58 27.25 28.42 29.25 29.25 29.25
<br />25.08 25.25 25.42 25.42 26.08 27.08 27.75 27.15 27.75
<br />23.92 24.25 24.25 24.25 24.92 26.08 26.58 26.58 26.58
<br />38.25 38.58 38.58 38.58 39.42 40,92 41.75 44.25 44.25
<br />35.42 35.75 35.75 35.75 36,58 37.75 38.58 40.75 40.75
<br />33.42 33.58 33.75 33,58 34.25 35.42 36.08 37.92 37.92
<br />31.75 31.92 31.92 31.92 32.58 33.58 34.08 35.92 35.92
<br />30.25 30.58 30.58 30.58 31.08 32,08 32.58 34.08 34.08
<br />29.08 29.25 29.42 29.42 29.92 30.75 31.25 32.75 32.75
<br />41.92 42.25 42.25 42.25 43.08 44.42 45.08 47.42 48.42
<br />38.92 39.08 39.25 39.08 39.92 41.08 41.75 43.58 44.58
<br />36.58 36.75 36.92 36,75 37.42 38,42 39.08 40.75 41.58
<br />34.92 34.92 34.92 34.92 35.58 36.42 36.92 38.58 39.25
<br />33.25 33.42 33.42 33.42 33.92 34.75 35.25 36.75 37.42
<br />31.92 32.08 32.08 32,08 32.58 33,42 33.92 35,08 35.75
<br />INTERPOLATION BETWEEN VALUES IS PERMISSIBLE
<br />
<br />~ ALUMINUM STRUCTURES MASTER PLAN
<br />. ~ ENGlt-EERlNG,INC. @ COPYRIGHT AL. INC, 1994
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