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7.0 Requirements for Surface Mounted Posts on Concrete Slabs or Footings for Single Span Attached Lattice Structun
<br /> REQUIRED NUMBER OF POSTS FOR SINGLE SPAN LATTICE UNITS WITH SURFACE MOUNTED POSTS ON CONCRETE SLABS OR FOOTINGS Seismic Size Requirements
<br /> Table Lic: Use this table for the following headers Table Lid: Use this table for the following headers Table L2c Table L2d
<br /> Moment Frame C w 536 Ibt"ft Moment Frame D•793 lbf ft
<br /> Moment Frame C Moment Frame 0
<br /> ill
<br /> Post Height(ft) Post Height(ft) Size Size ‘.
<br /> Re�qul d 8' 9' 10' 11' 12' 8' 9' 10' 11' 12' Req red 8' 9' 10' 11' 12' 8' 9' 10' 11' 12' Ss Allowed Se Allowed
<br /> WWind- miNumber Wind Exposure B Wind Exposure CExposure B Number Wind i
<br /> Wind Exposure C cubic , (cubic feet
<br /> Speed of Posts MAXIMUM TRIBUTARY WIDTH ALLOWED Speed of Posts MAXIMUM TRIBUTARY WIDTH ALLOWED 0% 23 1 20% 3404
<br /> 110 mph 2 or 3 11.5' 9.5' 8' 6.5' 5' 7' 5.5' 4' 3' 2' 110 mph 2 or 3 18' 15.5' 13' 11' 9.5' 11.5' 9.5' 7.5' 6' 5' 30% 1534 30% 2269
<br /> 4 18.5' 15.5' 13.5' 11.5' 9.5' 11.5' 9.5' 8' 6.5' 5' 4 22' 22' 21.5' 18.5' 18.5' 18.5' 15.5' 13' 11' 9.5' i 40% 1150 40% 1702
<br /> 5 22' 22' 19' 16.5' 14.5' 16.5' 13.5' 11.5' 10' 8' 5 22' 22' 22' 22' 22' 22' 21.5' 18.5' 18.5' 14' 50% 1052 50% 1556
<br /> 6 22' 22' 22' 21.5' 19' 21' 18' 15.5' 13' 11.5' 6 22' 22' 22' 22' 22' 22' 22' 22' 21.5' 18.5' 60% 877 *** 60% 1297
<br /> 7 22' 22' 22' 22' 22' 22' 22' 19' 16.5' 14.5' 7 22' 22' 22' 22' 22' 22' 22' 22' 22' 22' 70% 751 70% 1112
<br /> 115 mph 2 or 3 10.5' 8.5' 7' 5.5' 4.5' 6' 4.5' 3.5' 2.5' 1.5' 115 mph 2 or 3 16.5' 14' 11.5' 10' 8.5' 10' 8.5' 6.5' 5.5' 4' 80% 767 ** 80% 1135
<br /> 4 16.5' 14' 12' 10' 8.5' 10.5' 8.5' 7' 5.5' 4.5' 4 22' 22' 19' 16.5' 14.5' 16.5' 14' 12' 10' 8.5' 90% 682 90% 1009
<br /> 5 22' 20' 17' 14.5' 12.5' 14.5' 12.5' 10.5' 8.5' 7' 5 22' 22' 22' 22' 21' 22' 19.5' 17' 14.5' 12.5' 100% 614 100% 908
<br /> 6 22' 22' 22' 19.5' 17' 19' 16' 13.5' 11.5' 10' 6 22' 22' 22' 22' 22' 22' 22' 22' 19' 17' 110% 608 110% 900
<br /> 7 22' 22' 22' 22' 21' 22' 20' 17' 15' 13' 7 22' 22' 22' 22' 22' 22' 22' 22' 22' 21' 120% 558 120% 825
<br /> 130 mph 2 or 3 7.5' 6' 4.5' 3.5' 2.5' 4' 3' 2' 1' 0' 130 mph 2 or 3 12.5' 10' 8.5' 7' 5.5' 7.5' 6' 4.5' 3.5' 2.5' 130% 566 * 130% 838
<br /> 4 12.5' 10.5' 8.5' 7' 5.5' 7.5' 6' 4.5' 3.5' 2.5' 4 19.5' 17' 14.5' 12.5' 10.5' 12.5' 10.5' 8.5' 7' 5.5' 140% 528 140% 778
<br /> 5 17.5' 15' 12.5' 10.5' 9' 11' 9' 7.5' 6' 4.5' 5 22' 22' 20' 17.5' 15.5' 17.5' 14.5' 12.5' 10.5' 9' 150% 491 150% 726 *
<br /> 6 22' 19.5' 16.5' 14.5' 12.5' 14.5' 12' 10' 8.5' 7' 6 22' 22' 22' 22' 20.5' 22' 19' 16.5' 14' 12'
<br /> 7 22' 22' 20.5' 18' 15.5' 17.5' 15' 12.5' 11' 9' 7 _22' 22' 22' 22' 22' 22' 22' 20.5' 17.5' 15.5' Directions for using Seismic Table L2a,L2b, L2c or Ltd*****'
<br /> 140 mph 2 or 3 6' 4.5' 3.5' 2.5' 1.5' 3' 2' 1' 0.5' 0' 140 mph 2 or 3 10' 8.5' 7' 5.5' 4' 6' 4.5' 3.5' 2.5' 1.5' 1. Determine Tributary width
<br /> 4 10.5' 8.5' 7' 5.5' 4.5' 6' 4.5' 3.5' 2.5' 1.5' 4 16.5' 14' 12' 10' 8.5' 10.5' 8.5' 7' 5.5' 4.5' 2. Determine width of structure ,
<br /> 5 15' 12.5' 10.5' 8.5' 7' 9' 7.5' 6' 4.5' 3.5' 5 22' 19.5' 17' 14.5' 12.5' 14.5' 12' 10.5' 8.5' 7' 3. Determine height of structure
<br /> 6 19' 16' 14' 12' 10' 12' 10' 8' 6.5' 5.5' 6 22' 22' 22' 19.5' 17' 19' 16' 13.5' 11.5' 10' 4. Determine number of posts structure has
<br /> 7 22' 20' 17.5' 15' 13' 15' 12.5' 10.5' 9' 7.5' 7 22' 22' 22' 22' 21' 22' 20' 17' 15' 13' 5. Determine Ss for your area(contac
<br /> 150 mph 2 or 3 5' 3.5' 2.5' 1.5' 1' 2.5' 1.5' 0.5' 0' 0' 150 mph 2 or 3 8.5' 7' 5.5' 4' 3' 5' 3.5' 2.5' 1.5' 0.5' your local building department)****
<br /> 4 8.5' 7' 5.5' 4.5' 3.5' 5' 3.5' 2.5' 1.5' 1' 4 14' 12' 10' 8.5' 7' 8.5' 7' 5.5' 4.5' 3' 6. Choose Table L2a-d based on the header
<br /> 5 12.5' 10.5' 8.5' 7' 5.5' 7.5' 6' 4.5' 3.5' 2.5' 5 20' 17' 14.5' 12.5' 10.5' 12.5' 10.5' 8.5' 7' 5.5' 7. Determine the maximum size allowed on the chart
<br /> 6 18.5' 13.5' 11.5' 10' 8' 10' 8' 6.5' 5.5' 4' 6 22' 21.5' 19' 16.5' 14' 16' 13.5' 11.5' 9.5' 8' 8. Multiply#1,#2 and#3 and divide by#4
<br /> 7 20' 17' 14.5' 12.5' 10.5' 12.5' 10.5' 8.5' 7' 6' 7 22' 22' 22' 20.5' 18' 20' 17' 14.5' 12.5' 10.5' 9. if#8 is lower than#7 the structure is OK for seismic
<br /> 160 mph 2 or 3 4' 3' 2' 1' 0' 2' 1' 0' 0' 0' 160 mph 2 or 3 7' 5.5' 4.5' 3.5' 2.5' 4' 3' 2' 1' 0' 10. If your Ss is over 150%use 150%
<br /> 4 7.5' 6' 4.5' 3.5' 2.5' 4' 3' 2' 1' 0' 4 12' 10' 8.5' 7' 5.5' 7.5' 6' 4.5' 3.5' 2.5'
<br /> 5 10.5' 9' 7' 6' 4.5' 6.5' 5' 3.5' 2.5' 1.5' 5 17' 14.5' 12' 10.5' 8.5' 10.5' 8.5' 7' 5.5' 4.5'
<br /> 6 14' 11.5' 10' 8' 6.5' 8.5' 7' 5.5' 4' 3' 6 22' 18.5' 18' 14' 12' 14' 11.5' 9.5' 8' 6.5' *no check needed for Patio Covers attached to slab under these conditions
<br /> 7 17.5' 14.5' 12.5' 10.5' 9' , 11' 9' 7' 8' 4.5' 7 22' 22' 20' 17.5' 15' 17' 14.5' 12.5' 10.5' 9' **no check n ded for Patio Covers that are 10'tail attached to slab under these conditions
<br /> 170 mph 2 or 3 3.5' 2' 1.5' 0.5' 0' 1.5' 0.5' 0' 0' 0' 170 mph 2 or 3 6' 4.5' 3.5' 2.5' 1.5' 3' 2' 1' 0.5' 0' ***no check 1=ded for Patio Covers that are 8'tall attached to slab under these conditions
<br /> 4 6' 5' 3.5' 2.5' 1.5' 3.5' 2' 1.5' 0.5' 0' 4 10.5' 8.5' 7' 5.5' 4.5' 6' 5' 3.5' 2.5' 1.5' ****Ss Is th M,ximum Considered Earthquake Ground Motion(02 sec)
<br /> 5 9' 7.5' 6' 4.5' 3.5' 5.5' 4' 3' 2' 1' 5 15' 12.5' 10.5' 8.5' 7.5' 9' 7.5' 6' 4.5' 3.5' I ap,ed on Figure 1813.3.1(1)in the 2015 IBC
<br /> 6 12' 10' 8.5' 7' 5.5' 7.5' 5.5' 4.5' 3.5' 2.5' 6 19' 16.5' 14' 12' 10' 12° 10' 8' 6.5' 5.5' ***** to atively,divide by these numbers
<br /> 7 15' 12.5' 10.5' 9' 7.5' 9' 7.5' 6' 4.5' 3.5' 7 22' 20' 17.5' 15' 13' 15' 12.5' 10.5' 9' 7.5' For .post Structures divide by 3
<br /> For 3 .ost Structures divide by 3
<br /> Moment Frame A:Detail LA24,4 screws,A=5", B=7",sldeplates=0.024" Tables L1 and L2 need to be checked for surf= 4 D PRQF4sFor 4 ost Structures divide by 4.5
<br /> Moment Frame A:Detail LA25,4 screws,A=2", B=5",DBL HEADER mount concrete attachmen �'ro ON- -, 47/0� For 5 ,•st Structures divide by 6
<br /> Moment Frame B:Detail LA24,4 screws,A=5", B=7",sidepletes=0.032" Q 72580PE , �. or all era add 1.5 to number of posts
<br /> Moment Frame B:Detail LA24,6 screws,A=5", B=7",sideplates=0.024" .� %g3v -.� for k.se In . th flat roof snow loads exceeds 30 psf.
<br /> Moment Frame C:Detail LA24, 8 screws,A=4", B=6",sldepletes=0.024" Four Seasons Building Products Carl Putnam,P.E. Mlsc6b-2015
<br /> Moment Frame C:Detail LA25,4 screws,A=2", B=7", DBL HEADER 5005 Veteran's Memorial 3441 link Place ,!IR' t �pAIAL 4i
<br /> Moment Frame C:Detail LA25,6 screws,A=2", B=5", DBL HEADER Holbrook,NY 11741Y Lynchburg,VA 24503 ORE`�,� " ;. � �/, ~ EN 4.wit)
<br /> Moment Frame C:Detail LA26,4 BOLTS,A=2",B=7",SINGLE STEEL C (631)563-4000 (434)384-2514 0+ 31 2 i r ,, ,
<br /> Moment Frame D:Detail LA26,4 BOLTS,A=2", B=5",DBL STEEL C carloutnamecomcaetnet 'Rt pu •. 'is 60- ' 1 14 .''
<br /> EXPIRES:DEC 31, 118 ALO° 0Z' SEP 21 2017 - -"ait:3
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<br /> Four Seasons ICC ESR 1953(2015 IBC) 1/28/2017 Pape 95 of 98 0 ,+
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