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8-11-20 ROBERT JAMES&ASSOCIATES,Inc. Sht 1 of 5 <br /> 12255 West 187th Street <br /> Mokena,Illinois 60448 <br /> (708)479-8385 <br /> File: ClaytonSgns405amcd <br /> Site: Chick Fil-A <br /> Pretty Pond Road <br /> Zcphyrhills,Florida 33541 <br /> Sign Type: 11'-0"OAH direct bury twin poles fora 5'-4"x 13'-0" 1D,sign set in a 20'-0"wide fabricated monument <br /> structure with 21'-9"wide arched upper trim with both augered and spade footing designs. <br /> Drawing No. 2008033 rev.A <br /> Design wind load is based on the 2017 Florida Building Code,6th Edition(ASCE 7-10)using Exposure C and 140 mph wind speed. <br /> Design Wind Speed: (mph) V:= 140.0 Based on Risk Category 11 <br /> Velocity Pressure Coefficient at a Height of Less Than 15', Exposure C: Kz= 0.85 Based on Table 29.3-1 <br /> Topographic Factor: Kzt:= 1.00 Based on Table 26.8-1 <br /> Wind DirectionalityFacor: Kd:= 0.85 Based on Table 26.6-1 <br /> Velocity Pressure: (PSF) qz:= 0.00256•Kz•Kzt•Kd•V2 qz=36.252 Based on 29.3-1 <br /> For Figure 29.4-1 <br /> Overall Height: (ft) h= 11.0 Overall Width: (ft) B := 20.0 <br /> Where's'equals'h' s:= 11.0 <br /> s = 1 B = 1.818 25_ <br /> h s <br /> 1i'3'L�3r ZWRV- '_uL ^ <br /> Force Coefficient: Cf:= 1.41 Based on Figure 29.4-1 " }1' <br /> Gust Effect Factor: G:= 0.85 Based on 26.9.4 for Other Structures <br /> Load Combination Factor: LCF:= 0.60 Based on 2.4.1,Case 7 <br /> Design Pressure: (PSF) F:= qz•Cf•G.LCF F=26.069 Use: WL:= 26.1 <br /> Reference: Manual of Steel Construction,AISC 13th Edition. <br /> Pipe: ASTM A-252 Gr.3 Fy=42.0 ksi.; Fb=27.72 ksi.; Fv=16.80 ksi. <br /> Reference: American Concrete Institute, Code 318.14 <br /> Rebar: ASTM A-615 Grade 60 Fy=60.0 ksi. <br /> Concrete: 3,000 psi.compressive strength at 28 days. <br /> Design Loads at Grade: ``N%\,��f L.GR��1�1� <br /> Shear: (lbs.) ShrGrd:= (11.0.20.0•WL) ShrGrd=5742 <br /> Moment: (ftlbs.) MtGrd:= ShrGrd•r(11.01 + (0.05.11.0)� MtGrd=34739.1 ;�,: *At%-r <br /> LLl` 2 /J L <br /> Design of Pole Structures at Grade: :+W' :L � <br /> Section Modulus of Pi in.3 8-5/8"Dia x 0.322"wall - ��✓ �4 0 RO re <br /> ��` <br /> ( ) (8"Sch.40) PipeSM:= 15.8 /,` � A' %- <br /> /Ij l"I",,15/ <br /> 3/z, <br />