Loading...
Report )SW/ OP-i- mo i c2 c 4- IC RECEIVED PORTLAND NCS HVAC MAR 2 5 2014 TIGARD, OR CITY OF TIGARD BUILDING DIVISION STRUCTURAL CALCULATIONS MECHANICAL UNIT ATTACHMENT MA1-MA4 SKETCHES SKI & SK2 (7 PAGES TOTAL INCLUDING COVER SHEET) ag, PROF /o • 51�,�iN� �� /y j' PE p March 10, 2014 I. J / • Iv /OREGON PROJECT NUMBER: 140049.0 I CG,9a 1. 13,2Op�l .Q I. /S D. GF\ EXPRES:1/3e//5 IN 15895 SW 72ND AVE SUITE 200 PORTLAND,OR 97224 PHONE:503.226.1285 FAX:503.226.1670 INFO@CIDAINC.COM VWWV.CIDAINC.COM Design Maps summary Report Page 1 of 1 nit I S Design Maps Summary Report User-Specified Input Report Title Portland NCS Tue March 11, 2014 02:14:12 UTC Building Code Reference Document ASCE 7-05 Standard • (which utilizes USGS hazard data available in 2002) Site Coordinates 45.44191°N, 122.77804°W Site Soil Classification Site Class D - "Stiff Soil" Occupancy Category I/II/III _' i' - is000m I AIo f n " AA f � 7` _ it S . i_ ' �"_. 7-'1'1Kinio ,• iurel o' <\{ RST ` (f AMERICA C A i"if- �I tl a. of ,4 ililiQuest USGS-Provided Output SS = 0.944 g S,s = 1.060 g SDS = 0.707 g Si = 0.340 g SMI = 0.584 g S01 = 0.390 g MCE Response Spectrum Design Response Spectrum 1.10 0.72 0.99 0.64 0.99 0.56 0.77 11 0.66 0.49 n 0.55 , y 0.40 0.32 0.44 0.33 0.24 0.22 0.16 0.11 0.00 0.00 0.00 0.00 0.20 0.40 0.60 0.00 1.00 1.20 1.40 1.60 1.90 2.00 0.00 0.20 0.40 0.60 0.90 1.00 1.20 1.40 1,60 1.00 2.00 Period,T(sec) Period,T(sec) Although this information is a product of the U.S. Geological Survey, we provide no warranty, expressed or implied, as to the accuracy of the data contained therein.This tool is not a substitute for technical subject-matter knowledge. http://geohazards.usgs.gov/designT1aps/us/summary.php?template=minimal&latitude=45.4... 3/10/2014 i77�}Z CIDA Mechanical unit Attachment cdg TEL: (503)226-1285 Portland NCS 3/10/2014 FAX: (503)226 1670 RTU at wood roof 140049.01 MECHANICAL UNIT ATTACHMENT-LATERAL FORCES Luxaire 4-ton unit WP:= 673lb Weight of unit W,:= 861b Weight of curb Wt:= WP + We Wt=759 lb L:= 82.2in Length wm:= 45in Width of unit we:= 37.25in Width of base hm:= 32.55-in Height of unit hc:= 14.in Height of curb/base hmc:= hm+ he hmc=46.55 in Total height of unit on curb SEISMIC PARTS AND PORTIONS (Tigard, OR 97223) Maoaed Ss:= 0.944 site class= D Adiusted Maximum Fs 1.124 Sms:= Fa'Ss Sms= 1.06 Design SDS 3•Sms SDs =0.707 0.2•Sps =0.14 0.7.0.2•SpS =0.10 h := 18ft IP -- 1.0 ap:= 2.5 RP:= 6 z:= h Air side HVAC component 0.4-al,-SDS•I Fp:= P 1+ 2•h •Wt Fp =268.451b P WIND LOAD: BASED ON 2009 IBC/ASCE 7-05 Vas:= 95 Exposure B IW:= 1.0 Kd:= 0.85 Kh:= 0.7 G:= 0.85 Kzt:= 1.0 Cf:= 1.3 qZ:= 0.002564(h.Ke V3s2.psf F:= G•Cf•gZIN, F= 15.19psf Pwind unit F•L•hm Pwind unit=282.2 lb Controls over seismic Pwind F•L•hmc Pwind=403.6 lb Total wind on unit and curb E:\adcadd\14\Portland NCS \IateralMECH RTU.mcd P � J CIDA Mechanical unit Attachment ''cdg TEL: (503)226-1285 Portland NCS 3/10/2014 FAX: (503)226 1670 RTU at wood roof 140049.01 OVERTURNING- LC#7 0.6D+W Overturning at base of unit from wind • Mot Pwind unit' Mot=382.8lbftw'c 2 Mres Wp'-2 Mres = 1044.55 Ib ft (Mot–0.6•Mres) F°pw' w,c FupN,=–78.58 lb < 0 no uplift ATTACHMENT Design attachment for 2831b sliding and Olb uplift at unit to curb connection Vallow:= 471 lb Allowable shear per clip Vclip P wind Vcllp=201.8 lb < Vallow OK Use (1)clips per side min. Overturning at base of curb from wind hmc w, Mot Pwind'— M 782.9 lb ft MresW c Mres 1178.03 lb ft 2 of= �= t' 2 = (Mot–0.6•Mres) Fop w,c Fup=24.511b ATTACHMENT Design attachment for 404Ib sliding and 251b uplift at curb to roof connection, 18aa curb Try#10 screws W/2.5" EMBED at each comer Tallow 871b Vallow 2081b Fup=24.51 lb Per Screw Per Screw kind=403.64 lb U:= Pwmd + Fut, U=0.626 Use#10 screw each corner 4'Vallow 2Tallow E:\adcadd\14\Portland NCS \lateralMECH RTU.mcd 15895 SW 72ND AVENUE,SUITE 200 PORTLAND,OREGON 97224 All TEL:503.226.1285 FAX:503.226.1670 E-MAIL:info@cidainc.com frikli U PROJECT NAME: , PRO).No. SHEET - TITLE: BY: DATE: L ♦ '#afArr(oA16 c#fc/c j /7�sf 51- = z5,s/c T._, 5 + t. II/Ir 5-,1— AK' t — — - + ,_. { - _ t 1 . - 6Z,.Zy 2x ie- le + 16;-, 731 f14 � = 755 `` -- 4 ,tr y,Age 04n Cy) 0-025rs _ _ i }, Pei ---- hi (75*/k 7 ')9'.5-14 . gum A II �'/''o � � - —p I i 1 7 4 — . . yyst ik 'n� r Z1 48> 4 h r ♦ s � 3 b475 .4ah' A .G w_ 4 ,..iih+ r 7' &4 A,( /),? Afro Ort Taf' .tI$ y`' ,02rl•n �Z1 ©wirlohtor 4,0,0i . , _ .e. . siRUCT�/Rq` cc%E.D PROTI- 4, V *GIN,�, `f/O /- /4 15 /OREGON CG FB w 13, � .� T'S D. GPC' EXPIRES: 6/30/15 NOTE: UNIT TO BE LOCATED ON JOISTS NOT SUPPORTING EXISTING MECHANICAL UNITS n n n n n rt n � I1IIII III III I II III ii ► I I I I ii I I I 1 I I I I I I I 1 I I I• I I I I I I I I I I I I I I I II IIa .. III IIII I I (E) 2x1 WjOD R SE A 2 .C. I I I I I I I 1 1 I I I I I , I IIIIII I I II II I I I I I I I I I I I I I I I I I I I I I I I I 1 I I I I EW U�IT I I � II I I II I I I I I I I 1 INCLUDING CURB I I I I I I I I I I I I I I IIIII II III II II I I I I I I I I 1 I I I 1 1 I IIIII I I IIIIAI I I 1 111 .I UNIT 1E) I I I I I I I I I I =T III II IIIIII II II II II 1 IIIII 11 HHHHHH I II It 0 FRAMING @ RTU 1/8- = 1.-o" l DRAWING TITLE:MECH. UNIT ANCHORAGE DRAWING: PROJECT: „7c„rEcnPE 15595 SW 72ND AVE SUITE 200 PORTLAND NCS HVAC ME V E"""EE„'"` PORTLAND, OREGON 97224 9900 SW SHADY LN PE.„„,„c TIGARD, OR 97223 S K „•E„,o„s TEL : 5 0 3 . 2 2 6 . 1 2 9 5 I.A„CSCAPE FAX : 503 . 226 . 1 970 JOB: 140049.01 DATE: 03.10.2014 ® 2014 CIOA, INC.ALL RIOHIS RESER.W y.0RUCTURq _ N , • <c0 PRo,e- 4,/ 5� GI . 4 //c sy(47 ./.:rE ',1h 1:5_ 1 'i r OREGON TjS D. GPG� EXPIRES: 6/30/15 (4) #10x1/2" LONG TEK SCREWS PER MECH UNIT BY OTHERS CLIP AT BASE OF HVAC UNIT AND AT CURB N CAULKING (1) 16GAx6"CLIP AT EA. SIDE OF UNIT STANDARD 14" METAL CURB PER If UNIT SUPPLIER `�1' RIGID INSULATION I. (1 SGA MIN) I #10x2 1/2" SCREWS FLASHING I AT 24" O.C. fr It \ ir REMOVE ROOF SHEATHING AS 'ECM 4x6 : OCKING NDER . L EDGES OF CU': W/ U46 ACE MOUNT HANGERS —(E) 2x WOOD TRUSSES AT 24" O.C. 0 MECHANICAL UNIT ATTACHMENT 1" = 1'-0" DRAWING TITLE:MECH. UNIT ANCHORAGE DRAWING: O5 PROJECT: 2 ARCHITECTURE 15895 SW 72ND AVE SUITE 200 PORTLAND NCS HVAC E""A"E"R',IHc"` PORTLAND, OREGON 97224 9800 SW SHADY W V SI( E WARD, OR 97223 INiER10FS TEL : 5 0 3 . 2 2 8 . 1 2 8 5 LANDSCAPE F A X : 5 0 3 . 2 2 8 . 1 870 Joe: 140049.01 DATE: 03.10.2014 © 2014 CGA,tMC.NL NGHIS RESERVED 1 L