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HomeMy WebLinkAboutWIND LOAD DESIGNI WIND LOAD DESIGN OF HAPCO ROUND TAPERED ALUMINUM LIGHTING POLES HAPCO CAT. RTA30C8BE, 40' OAH, 30' MH PROJECT: ALLIED LIGHTING ST. LUCIE COUNTY, FL DESIGN CRITERIA: 2014 FLORIDA BLDG. CODE WIND VELOCITY: 160 MPH RISK CATEGORY II EXPOSURE C NON -BUILDING STRUCTURE x March 21, 2017 SCANNED BY St. Lucie County Prepared By: Dennis M. Patrick, PE 3828 Bowfin Trail Kissimmee, FL 34746 0 ..M.. Rq ��, 407- 50 53735 Submitted By: Precision Outdoor Lighting, Inc ' = 3832 Shipping Ave. O '• STATE OF/7 ��: Miami, FL 33146 ; R WRI ZONAL E? �`� �iiii����� ST.L�C' `�� IE CO D R'ED FOR COBUII n'ZSION DATE bYLD tY _ ORAO PERWrU STBElap T\'SPECTION B ON,IOB Wq,L MODE, HAPCO CAT # RTA-30F8BE, 40' OAH, 30' A.G. POLE DESIGN Allied Lighting St. Lucie County 3/21/2017 General Data CHECK DESIGN OF POLE AT BASE Sheets 1 of 2 Fixture C.G. Height (it) 30.5 Length of Am (ft) 1.6 Arm Height cg = 30.5 ft Number of Futures 2 Double bullhorn bracket mounted Area of Fixture (ft) = EPA 1.26 Total EPA 2.5 SF Weight of Fixture (Ib)=DL 25.0 Wind Speed (mph) Vult= 160 2014 Flonda Building Code, Figure 1609A Vasd =Vult' (0.6)A0.5 124 Shape Factor of Pole = Cd 0.97 WD = 57.6 > 25 Cd = 0.97 Height Factor, Kz am & fixtures 1.02 0.94 Pole ASCE 7-10 for 0' to 15', Kz = 0.8t 20' to 25', Kz = 0.94 30'to 40', Kz = 1.04 Arm EPA 0.0 included in fixture EPA Effect Factor, G = 0.85 Support Member Data Size 8.0"- 4.5" X 0.166" X 30.0' A.G. 6063-T6 Base Diameter (in) / Top Diameter (in) 8.0 4.5 6.25 Length (ft) Above grade 30.0 Thickness (in) 0.156 Unit Weight (Ib/ft) 5.6 Area (in) 3.84 Section Modulus (in) 7.53 Moment of Interia (in4) 29.56 R = Red. At midpoint, in 3.922 Torsional Constant, J (in4) 15.07 Check Bending Moment Wind Loading Data Wind Pressure (psf)=P= 0.00256'(G)'(Vasd)' 33.42 Wind Loads Fixtures P'EPA'Kz 85.23 lb pole P•Area' Cd•Kz 476.18 lb am P' EPA arm'Kz 0.00 lb Wind shear on pole: V„p 561.41Itu Check Moment @ Base due to Wind Load Fixtures Fixtures 2599,50 ft-lb pole 7142.68 ft-lb am 0.00 8-lb Wind Moment an Pole:SM,,,p 9742.1a"ft•Ib Transverse Moment =0.2'Mw= -1948.44 ft-lb Dead Load Data Pole weight 165 lb Arm 0.0 lb Fixtures 50.0 lb Pole Dead Load (Axial)- 215.0 lb Check Moment @ base due to Dead Loads Fixtures 18.8 ft-lb An 0.0 ft-lb Dead Load :Moment on Pole: SMaip. 18.8;fl-lb fs= (fxA2 + fyA2) w.s 15623.33 psi Allowable bending Moment F= 1.17-Fty/1.65 = 1.17-250D0/1.65 = 17727.27 or F= 1.24'FtU/1.95 = 1.24*30000/1.95 = 19076.92 Fe=Fd1.0 17727.27 psi Banding Stress Ratio ,- - .. ,,, 0.89: Check Shear and Torsional Shear Stress Torsional Moment Data Arm 0.00 Fixtures 31.96 Moment torsion Mt - - _ "" 31:96ft-lbs - f =V/A+M41J 81.41 psi F�= (20000I1.65)-l.00 Shear Stress Ratio 0:00 CSR = Ib/FB = (fs/Fs)A2 < 1.00 Combined Stress Ratio 0.89. Design is Good 2-Fixtures at 180 degrees EPA= 1.25 SF/EA WT=25.0 LBS/EA 30'-0" 8.0" OD X 4.5" OD X .156" WALL X 30'-0" MATERIAL: 6063-T6 ALUM. CHECK EMBEDMENT DEPTH OF POLE REF.: 1.) Florida Building CodeSection 1819.7 2.)Soil report from assumptions. Soil is a loose brown to medium grain sand lateral pressure = 150 psf . Table 1819.6 Per Section 1819.6.1, Lateral pressure may be increased by two times the value = 300 psf Section 1819.7.2.1, Unconstrained d = 0.5A[1+[1+(4.36h/A)]^0.5] Where: A = 2.34P/(S1 b) d = DEPTH 10.0 FT b = Diameter of concrete base = 18" 1.50 FT S1 = SOIL PRESSURE = 2*SP*d/3 1000.0 PSF P = ACTUAL LATERAL LOAD 561.41 LBS h = DISTANCE FROM LOAD TO GROUND LINE = MN 17.4 FT SOLVE FOR "A" A = 2.34P/(S1b) 0.88 d = 0.5A[1+[1+(4.36h/A)]^0.5] = 4.53 FT Embedment depth of 10'-0" meets code. Encase in Class I Concrete or natural soil tamped in 6" lifts to achieve compaction ' with 18" diameter base x 10' deep Pole are flattened at the bottom for torsion resistance Sheet 2/2 < 10.0 ft 3821 F Catalog Number: Type:, e: RTA30CBBE-BMX Ling No Architect Wes 30FTMHt40P CA DIRECT BURIALROUND TAPERED No Engineer ALUM POLE ..-. DEER16-95872 ` 104 0.125 5 6 125 8.1 6.7 5.6 4.8 4.1 3.0 3.1 87907-031OX RTA10B5AE--" :12r'.' 0.125 3 T 85 6.0 4.9 4.0 3.4 2.9 2.5 '21 87907-0312X RTA12B5AE- :.14.4 0.125 5 7 55 4.5 3.5 2.8 2.3 1.9 1.6 1.3 87907-0314X RTA14B5AE--" .A6;7 0.125 5 8 40 32 24 1.9 1.5 1.1' 87907-0316X RTA16B5AE-" E10,"t 0.725 5 8 40 2.1 1.5 1.0 - - - - 87907-0318X RTA18B5AE--- =16:[ 0.156 5'. 8" 40 3.3' 2.4 1.8 1A 1.0 flTA18C5AE--- ?Oy 0.125 5 9 45 1.2 - - - - RTA2065AE-" a20 16.125 6 ` 8 95 64 5.3 4.4 3.7 3.2" 2.7 2.3 50-001 RTA2086BE-" ,200 0.1566 8 135 8.7 7.2 ED 5.2 4.4 3.8 3.3 50-002 RTA20C68E - :2tl 9 0.188_ _G 8 ` 175. 11.0 9.2 7.7 6.7 5.7 5.Or 4.3. ` 50-003 RW20D68E--" 20 e� 0.156 7 8 215 13.3 11.1 9.4 8.2 7.0 6.1 5.3 50.004 RTA20CTBE- 1•20 0.106_ Z , `7, _ 270 116.6 13.9 11.8 10.3 B.9 7.7 6.7 50 005'. , RTA20D7BE--" 2019 0.156 8 8 300 18.6 15.7 13.3 11.6 10.0 8.7 U 50-006 RTA20CBBE-" 20,g 0:188 '8 7 300 '232 19.5 16B 14.5 12.6 11,0 9.6 50-007 RTA20[)8BE-" *23t 0.156 6 9 60 5.0 4.0 3.3 2.7 2.3 1.9 1.5 50-062 RTA25C6BE- 25r= 0.188 6 8 95, 67 '5.5 4.5 38 3.2 2:7 2.3. 50-063 RIA25D6BE-" ,25 0.156 7 9 125 8.5 7.0 5.8 50 4.2 3.6 3.1 50-064 RTA25C7BE-" 25 0.188 7 8 165 11.0 9.1 7.6 66 5.6 48 4.1 50-065 RTA25D7BE-" ! 25-e 0.156 8 8 245 12.3 10.2 8.6 T4 6.3 5.6 4.8 50-066 RTA25CBBE-" 25 E. 0.188 8 8` 255; A5.8 13.2.. 71.1 9.7 8.3 72 62 60-067 ;RTAZSDBBE--",; t 2S„ 0.219 II 300 18.9 15.8 13.4 116 10.0 67 76 50068 RTA25E8BE-- _8 i'25'-'0250":'.6 8 300 ":2LO-18.5 15.7` 13,7 "11T8 -10.3 90 = 50-069 -RTA25FBBE-"" 0156 7 9 60 5.2 4.1 3.3 2.7 2.2 1 8 1.4 50124 RTA30C7BE-" ,3dj 3¢mr -i.. _7 _.` .. _...1" 5.7-, 4.7 -..- 3.2.7` 2. `., '.-5-125` `RTA DBE-`•.. F39 a15156""8 9 110 '. `. 8.5 69 "5,7' 48 4.0- 3.4, 2.8-:':50-126 "RTA30CBBE-`+ ,30 0188-`8 9 '200 10,8 89 7.4 6.3 5.4 "4.6 4.0 -,.'50-127 : RTA30066E-" 130. 0219 B 9 205 13.4 11.1 9.3 8.0 6.8 5.8 5.0 50-128 RTA30EBEI ":30 .t 0.250,, i8, 9 295' 15:7 '13.1 11.0 9:5 8.2 1.0 G.1 50-129 RTA3DF8BE"'. ;30qd 0.188 9 9 295 15.1 12.5 10.5 9.1 7.7 6.6 5.6 50-131 RTA3OD9BE--' 130,10.250 9 8 300.. 21.8. '18.3. 15.4 13.4 11.5 9.9 8.6 50-133 mA3UF9BE-- "30-1 0.188 10 9 300 210 17.6 14.8 12.8 10.9 9.3 7.9 50-139 mA30D1 CE-" 35'.l 0.156 .8 10 5U' 5A 4.3. .3.4 2.8 2.2 1.7 1.3 50-186 RFA35C8BE--- i35 0.168 8 10 85 7.5 6.0 4.9 4.1 3.4 2.8 2.3 50-187 RTA35DBBE" <p35'a 0.219 '8 9 160- 92 75 ,6.2 53 4.4. 3.8 30 '50188 RTA35EISBE" 0.250 8 9 165 113 93 7.7 66 5.5 4.7 40 50189 RTA35F88E" •35 0.188- 9 10 ,145 '112 92' 7.6. 65 5A,.;4.5 3.7 50191 RTA35D98E-* `35 0.250 9 9 255 162 134 11.2 9.7 8.2 7.0 6.0 50-193 RTA35F9BE-- r35 _0:188 10 215 15.8 13.1 10.9 9.3 7.8' 6.5. 5.3 50-199 RTA35DICE--' i35 0.219 _10 10 9 270_ 19.1 15.9 13.3 11.4 9.6 8.1 6.8 50-200 RTA35EICE-" 35 y D.250 10` 9 300 '229: 18.6 55.7:13.6 11.5 9.8 8.2 50-201 RTA35F10E-- 0.312 10 9 300 29.1 24.3 20.6 17.9 15.3 13.1 11.2 50-202 1 RTA35G10E-- A46 ! 0.158. -87 10, 45 i4.6 3.6 28 2.2: 1.7 "1.2 - 50-247 RTA40DBBE^' A0 ! 0.219 8 10 60 6.4 5.0 4.0 3.3 2.6 2.1 1.6 50-248 RTA40EIW - 140;5 0'250 8 10 165, T5, 6.0, 4.9 4.1, 3.4' 2.8 2.2 50-249 RTA40FOSE--" 0.188 9 10 80 7.9 6.4 5.1 4.3 3.4 2.7 2.1 50.251 RTA40D96E--" '4Q -9 10 10 ,255. '11.fi 9.5 7:6 ,6,13 5.6- 46 "3.8., ,,. 50253 _ RTA40FEIBE-" 0188 10 10 150 11.8 9.7 7.9 6.6 5.4 43 3.4 50-259 R1A4001 CE-- :40'� 0.219, 10 10 190_ 146'12.0, 9.9 84 `7.0 5.7 4.6 `- 50`260, RTA4OE10E- x40 0250 10- 10 230_ 173 14.3 11.9 102 8.5 5.8 50-261 RTA40F10E' 0.312 80 10 3130. 222 18.8 9$.8 136 _7.1 15:5' 9.7 62. ` 50262•.. .. 81440G1Ce-«-. Catalog Number System The catalog number forHapco poles utilizes the following identification system. MOUNTING BUTT BASE HEIGHT DIA STYLE RIAL-u;_JL-jujQn i i SHAFT WALL TOP FW611 ASSEMBLY THICK DIA Catalog Number Example - RTA30D8BD-01 Round Tapered Aluminum, 30' Mounting Height .188" Wall Thickness. 8" Bull Diameter, 4.5- Top Diameter, FBC Direct Buried, Satin Aluminum Finish. Wall Thickness B 125" D . 556- E _ .219" F = .250" G = .312" Butt Diameter 5=5" 6=6" 7_7" 8 --8 9 9" 1 = 10" Top Diameter C=6" Base Style D = FBC Direct Buried Finish 01 =Satin Aluminum BA = Black Powder Coat Bit = White Powder Coat BM = Dark Bronze Powder Coat Bit = Dark Green Powder Coat GC = Gray Powder Coat ** = Specify Finish EPA Note ETA's hosedon symmebicallyplacedaide mountedf nits)not exceeding height of die pde. Embed Note: Enrheddep,M Cased ar a 160 mph wlndspeedanda 50 year design file v&n supporting an EPA of2411'and 70 Its. might Mylhing mocking this badng inilneedN bum,,V tarembed dep1h compliance. www.hapco.00rn 13