|
<br />Table1.1:
<br />
<br />Allowal?le Spans For Primary Screen Roof Members
<br />Aluminum Alloy 6063 T ~
<br />For areas with wind loads less than 140 M.PH, and
<br />latitudes below Latitude 30. North
<br />
<br />~
<br />
<br />
<br />Hollow Sec-Jons
<br />
<br />
<br />12'.,
<br />13'.,
<br />i4 - ~ 0
<br />
<br />Self-Mating Sections
<br />
<br />3'-.;)'
<br />
<br />I 27.,
<br />I 3~-4
<br />I
<br />,9-a" I 4~.., I 42.2'
<br />
<br />Load Nloth .'W" = 8eam Soac:ng-
<br />4'.()' I S'.()" I S'.()" I 7''()' I 8'-.;)"
<br />AJlowaole Span 'l'
<br />13-6' 12.1' I 11.1" I 10.3 g.,
<br />1., ',-6 14'-4" I 13'-3 '2-,
<br />,g-,' 11.3 I 10': 1~-0
<br />I ( .01 ~ I .:::.0,. i
<br />
<br />g -0'
<br />1,.a
<br />
<br />I '4'~
<br />4 _,
<br />
<br />jO -0
<br />3g.3
<br />
<br />----,
<br />
<br />9'.()"
<br />
<br />1::-1
<br />20.3
<br />2~. 01
<br />42'.,
<br />I 4, .g.
<br />
<br />
<br />29'-3" I 27.,"
<br />
<br />Example:
<br />If ~eam seaclng"N' = 4'"0"
<br />Max:r:1wm "L" for a 2" x 4" x J.044" xO,1 'Z' Self-Mating Seam = r 23'"
<br />Inte~latlon of taeies ,s allowed.
<br />Abcve seansco nct ,nc!wce lenglhef mee ~race. Aod hcnzontallength of mea :::...ace to accve
<br />soans for total :::eam spar.s.
<br />P'Jriin soac:ng shall rot excee-=: T, 0" For ~eam soars greater than 40.-0" the :eam at the center
<br />pui1in and one p'Jrlin 'or eao., '4'-0" 0,; eao.., slce of the center puriin s,'1alllnc!uce lateral braCing as
<br />shewn In cetall ;48'-0" span With puriins at T-O" OC. center puriln and (2) puMins eao.'; side of center
<br />puMin need lateral brac:ng.
<br />Note:
<br />It ;$ ;-ecor:ir.ience-: ~,'iat ~he engine~r :;e consulted on any sc-een enciosure t,"'at spans more ::--:an
<br />55'.()" ana as a minimum the upngnt used for sc;een enciosures over 55'-0" shall be one self-matif1g
<br />sec'Jon smaller U'Ian the beam sec'Jon.
<br />
<br />..';;"-,-...~.:_+
<br />
<br />--..;~._---
<br />,.
<br />
<br />--~ ..
<br />
<br />Table 1,2:
<br />
<br />Allowable Spans For Secondary Screen Roof Members
<br />Aluminum Alloy 6063 T ~
<br />For areas with wind loads less than 140 M.P.H, and
<br />Latitudes below Latitude 30. North
<br />
<br />Sections Fastened To Beams With Clips
<br />
<br />
<br />Hollow Sections
<br />
<br />S.:-:tJons Fastened fhrough Beam Webs Into S,re.... Bosses
<br />
<br />
<br />Hollow Sections
<br />
<br />USing screen panel..ootn'V'l" select upnght length "H"
<br />FQr soan "L. of puriin; use pur1in spac,ng.
<br />Example:
<br />~ puriin spactng = 4'.()":
<br />Allcwable "'W" for punin 2" x 4" x 0.050' ExtruSion =
<br />
<br />U'-7"
<br />
<br />. ~.
<br />
<br />"T . ~:;.i-~~, __:--
<br />-------_._---
<br />
<br />Table 1.3:
<br />
<br />Allowable Spans For Primary Screen Wall Members
<br />(Post I Upright Height)
<br />Aluminum Alloy 6063 T ~
<br />
<br />
<br />Hollow Sections
<br />
<br />o. ,
<br />
<br />0.',
<br />
<br />5-3
<br />
<br />"j~4
<br />".-4.'
<br />
<br />Self Mating Seotions
<br />
<br />Load W,Oth =~Upnght Spaclng
<br />4'~" I 5'~" I ~. ~" I ('.<;" I 8''<;''
<br />ATlowable Height '
<br />, I' I ~ '-1 ,
<br />I I
<br />I
<br />I
<br />I
<br />!
<br />
<br />3'~"
<br />
<br />
<br />I Snap Sections
<br />I
<br />I 2")( 2" x 0.041"
<br />I 2")( 3" x 0.045"
<br />I 2")( 4" )( 0.045"
<br />
<br />I ~::: ;:: : ~: ~~~::
<br />
<br /> 8~ 9 ~
<br /> , , " 6'~ I ,.
<br /> -.
<br />10'-5 9-3" "-, ~ .,
<br />13'-0" '12'-,,, "'-T' la-a'
<br />U'-1" 20'--3" '8 -2 13-1'
<br />24-," 2.2'-11 ' 21 -0 20-3'
<br />
<br />Maximum chair rat! spacIng is T- A" OC. Thus 'N.tI1 c.';alr rail @ 2'- 6" tr,e maximum Nail he.g~t
<br />""thaut addltionaJ chaIr rail ;s g'- 5"
<br />USing sc.-eer; panel N!dth "W' select 'Jpnght length "11"
<br />Example:
<br />Screen panel Mdth "W" = 4'-0";
<br />Maximum "H" for a 2" x 4" x 0.038" x 0.100. Seif Mating Seam = 16 -11"
<br />
<br />0-1
<br />
<br />, -J
<br />
<br />, -"
<br />~ .3
<br />
<br />10--3'.
<br />
<br />9'~"
<br />
<br />...J
<br /><<
<br />:)
<br />(/') 2
<br />U,J <<
<br />0:: ~
<br />~ 2
<br />~ (..:;
<br />o (/') (/)
<br />:)U,JU,J
<br />O::O...J
<br />I- CD
<br />(/') (/') ~
<br />U,J U,J
<br />~o::.-
<br /><<:)2
<br />0:: I- 0
<br />u..gf=
<br />~o::O
<br />:) I- U,J
<br />2 (/) (/')
<br />- ~
<br />~:)
<br />...J 2
<br /><< ~
<br />:)
<br />...J
<br /><(
<br />
<br />...
<br />W'~
<br />... -
<br />..... '"
<br />1"\ ;)_
<br />u.. "" '"
<br />.. 2; ~
<br />~ 8 ~ ~
<br />Q)...<-....
<br />c~~~~
<br />c:~::::....:g
<br />Q)~<~'
<br />m'3og~
<br />l.UJ:-_
<br />,:>>-UJ;
<br />W~6~~
<br />'1Il:t:~
<br />8MfS ~ ~ u.
<br />'''~~>-
<br />.....<:~
<br />~~
<br />1~
<br />I
<br />
<br />0113 ,<<
<br />
<br />
<br />8
<br />
<br />OF
<br />
<br />10
<br />
|