ISCAL Series SLM1830 - proventusa.com · part number: iscal-129 iscalslm1830 series 7/22/14 jg zj/zr 180-300: zf 210-300: xp 180-240 rev: 4 structurally calculated vibration isolation

Prepared For:

PROVENT

3847 Wabash Dr. Mira Loma, CA 91725

951.685.1101

Prepared By:

Lyons Warren Structural Engineers

9560 Candida Street, San Diego, CA 92126

858.573.8999

Job No.: PRO1103

Effective Date: 2014.09.30

ISCAL Series

SLM1830

Form No: ISCAL - 129

mhamlett

Snapshot

35

7

8

"

4"

125

3

4

"

122

1

4

"

25

1

4

"

33

1

8

"

22

3

4

"

4"

2"

4"

83

1

2

"80"

RETURN

SUPPLY

3" FLANGE

TYP.

RETURN

SUPPLY

1

3

4

" Typ

10 GA. FORMED

TUBE SUPPORT

122

1

4

"

80"

A

B

F

G

C

D

H

E

JQBX #FT-171

JQBX #FT-171

DATE:

FORM NO:

SUBMITTED TO:

COMPANY:

JOB NAME:

EQUIPMENT:

NOTES:

3847 WABASH DR.

MIRA LOMA, CA 91725

PHONE (951) 685-1101

FAX (619) 872-9799

DRAWN BY:

PART NUMBER:

ISCAL-129 ISCALSLM1830 SERIES

JG7/22/14

ZJ/ZR 180-300: ZF 210-300: XP 180-240

REV:

4

STRUCTURALLY CALCULATED VIBRATION ISOLATION CURBS

FOR YORK UNITS

ProVent P/N

(3" Deflection)

A B WEIGHT

ISCALSLM1830193** 8" 19" 825 Lbs

ISCALSLM1830223** 11" 22" 855 Lbs

ISCALSLM1830253** 14" 25" 885 Lbs

ProVent P/N

(2" Deflection)

A B WEIGHT

ISCALSLM183019** 8" 19" 825 Lbs

ISCALSLM183022** 11" 22" 855 Lbs

ISCALSLM183025** 14" 25" 885 Lbs

Meets seismic requirements for the

following codes:

CBC 2013

IBC 2012

**Note: Spring configuration must be

added to part number at time of order.

PROFILE DETAIL

FULL PERIMETER

WOOD NAILER

STIFFENER , 14 GA., 1

1

2

" x 7" x CURB HEIGHT

14 GA. CURB

"A" BASE

CURB HEIGHT

"B" TOTAL HEIGHT

( 35" MAX WITH PITCH)

9" 10 GA. UNIT HOLD DOWN

4 EACH SIDE

2 EACH END

ATTACH TO UNIT WITH

(5) #14 x 1

1

2

" TEK SCREWS

UNIT BASE RAIL

ISOLATOR RESTRAINTS

4 TO 5 EACH LONG SIDE

2 TO 4 EACH EVAPORATOR END

3 TO 4 EACH CONDENSOR END

CORNER ZF

210-300

XP 180-240

ZJ, ZR

180-300

WITH PE

ZF

210-300

WITH PE

XP 180-240

ZJ, ZR

180-300

A 348-171 241-241 348 348

B 590 453-171 453-171 453-171

C 453 453-171 348-171 453-171

D 453-171 241-241 348-171 348-171

E 348 241 348-171 348-171

F 348 453-171 348 453-171

G 453-171 453-171 453-171 453-171

H 348 241 453-171 348

For wood, concrete and steel

attachments see Roof Anchorage

Detail, Form No. CB-24A.

Welded isolation spring housings

are standard. For bolted spring

housings, neoprene pads and

spring cups see

Weldment and Bolting Detail, Form

No. ISCAL-131.

FEATURES

Roof curb sides and ends are 14 ga.

galvanized steel.

Fully welded construction.

Gasketing package provided.

Heat treated wood nailer provided.

Insulated deck pans provided.

Pitched curbs and taller curbs are available.

CalDyn OSHPD pre-approved 2" or 3"

deflection seismic restraints. (OPA-0070),

(JQBX).

Optional bottom bumper CalDyn #KT-382B,

with a

1

2

" washer and nut installed on

seismic reistraints.

NOTES

Attach ductwork to roof curb. Flanges of

duct rest on top of curb. Support ductwork

below the curb.

mhamlett

Snapshot

STEEL CURB DESIGNPROVENT PART NUMBER: ISCAL-129

Curb Information HVAC UNIT: Sunline Magna Vibration Isolated CurbsCurb Number:Hcurb 14 (Height from support structure to top of curb)Lcurb 122.25 (Length of Curb - In to In)Wcurb 80 (Width of Curb - In to In)Lclip 72 (min Length in Long dir from end to clip)Total Hcurb 35 H curb+isolator curb "B"# clips Long Side 3 (Shear + Uplift Clips)# clips short side 2 (Shear Clips)

Unit Information: 3930 lbs (Max Weight)Weight: 3930 lbs (Min Weight)W c-max 1058 lbs (Maximum corner weight)W c-min 370 lbs (Minimum corner weight)W mid 323 lbsH unit 52.63 (Height of unit above curb)H cm 26.31 (Height from top of curb to center of mass of unit)L unit 180.50 (Length of unit)w unit 92.00 (Width of unit)

Seismic Loading CBC2013 (DESIGN ALSO OK FOR IBC 2009/CBC2010)Ss 2.00 ISO CURB YFa 1.00 (worst case for site; Ss>1.25, Site Class D)Sms 2.00 (=Fa*Ss)Sds 1.33 (=2/3*Sms)Ip 1.5 (=Worst case)ap 2.5Rp 2Fp max 3.1 Wp (=0.4*ap*Sds*Wp*(1+2*z/h)/(Rp/Ip))Fp ASD 8561 lbs (=0.7*Fpmax)

Wind Loading (DESIGN ALSO OK FOR IBC 2009/CBC2010)Code: CBC2013 Roof Ht: 60 ft MaximumWind Exposure: CV 120 mph (Ultimate Wind Speed - Worst case:)Kzt 1Kd 0.9Kh 1.13GCf 1.9Iw 1.15Wind Loading: Lateralqh 43 psf (ASD=0.6W)F 82 psf (ultimate) F 49 psf (service)A net/transv. 92 sfFwind transv 7560 lbs (ultimate) Fwind trnsv 4536 lbs (service)A net/long 47 sfFwind long 3853 lbs ultimate Fwind long 2312 lbs (service)

Controlling Lateral Load (Seismic vs. Wind)Transverse 8561 lbs (ASD)Long 8561 lbs (ASD)

Wind Loading: Upliftqh 43.1 psfGCr 1.5

Lyons Warren Engineers Architects

9560 Candida StreetSan Diego, CA 92126 (858) 573-8999

1


Fv (psf) 64.7 psf (ultimate)Av 115 sfFv 7458 lbs (ultimate) Fv 4475 lbs (ASD: 0.6W)

Curb Loading:

Transverse direction:OTM: 18772 lb-ft 0.6W: F max - transv * Hcm M res. 3117 lb-ft 0.6D: 2 * Wcrnmin *0.6* (width curb +4.25")Net OTM: 15655 lb-ft 0.6D+0.6W: OTM-RMMax Comp 4528 lbs /side 1.0D+0.6W: (2 x Wcrnmax + (Mot-Mres)/ (width curb +4.25"))Max Tension 3210 lbs /side 0.6D+0.6W: (Mot-Mres)/(width curb +4.25")) + Fv/(2 sides)Max Tension 1070 lbs /clip 0.6D+0.6W: Max tension/side /#clipsMax Corner: 1313 lbs W c-max+ (Mot-Mres)/((w/curb+4.25")/Lcurb*(N-corner)/2/12Max Interior: 834 lbs W mid+ (Mot-Mres)/(width curb +4.25")/Lcurb*(N-mid)

Longitudinal direction:OTM: 18772 lb-ft 0.6W: F max long * Hcm RM 4690 lb-ft 0.6D: 2 X Wcrnmin x (Lcurb+4.25in)/12 x 0.6Net OTM: 14082 lb-ft 0.6D+0.6W: OTM-RMMax Comp = 3942 lbs /side 1.0D+0.6W: (2*Wcmax + (NetOTM)/Lclip)+ Fv/(U.C)Max Tens = 2347 lbs /side 0.6D+0.6W: (Mot-Mres)/Lclip) + Fv/(2 sides)Max Tension = 1174 lbs /clip 0.6D+0.6W: (Mot-Mres)/Lclip) + Fv/(2 sides)/#clips/sideMax Corner: 1300 lbs W c-max+ (Mot-Mres)/Lcurb/Wcurb*(N-corner)/2

Connection of Unit to Curb Screws - metal gaScrews in Uplift clips #12-14ga Vall= 865 lbs/screwScrews in Short Side Clips #12-14ga Vall= 865 lbs/screw

UPLIFT CLIPS: UPLIFT CLIPS:Shear: 1427 lbs/clip 3 #12-14gaUplift: 1174 lbs/clip Fdiag/screw 514 lbs/screwF diag 1543 lbs/clip to curb F/screw outs. 196 lbs/screw

SCREWS OKSHORTSIDE CLIPS SHORTSIDE CLIPSShear: 2140 lbs/clip 3 #12-14ga

F screw 713 lbs/screwSCREWS OK

Curb infoH curb 14 in, curb heightFy 50 ksiE 29000 ksiFu 65 ksigage: 14 minR 0.1069



2


t 0.0713R/t 1.50h 13.71 in

Interior CurbN 28 bearing length: 2*hC 20CR 0.1CN 0.08Ch 0.03w 0.85w 1.75Pn 6.73 kPall 3.85 kPn 5.72 k

Pmax 0.83 k Pall>Pmax,curb OK,

Exterior Curb:N total 28 2*curb height N -BUS 1 bearing length with stiffener (built up section)N - SWC 27 bearing length without stiffener (single web channel)

N 27 N 1C 7.5 C 15.5CR 0.08 CR 0.09CN 0.12 CN 0.08Ch 0.05 Ch 0.04w 0.85 w 0.75w 1.75 w 2Pn 1.76 k Pn 4.06 kPall 1.00 k Pall 2.03 k Pall 3.03 kPn 1.49 k Pn 3.04 k Pn 4.54 k

Pmax 1.31 kPall>Pmax,curb OK,

Connection of Curb to Supporting Structure (ASD)

Transverse: 0.6D+0.6W**Uplift (wind)= 4902 lbs*Uplift (seismic) 5768 lbsUplift max= 5768 lbs/long side**Shear (wind) 5996 lbs*Shear (seis) 8561 lbsShear max= 8561 lbs/total curb

Longitudinal:

Exterior Curb SWC Exterior Curb BUS

Corner:



3


**Uplift (wind)= 3444 lbs*Uplift (seismic) 6509 lbs T max 6509 lbs/longUplift max= 6509 lbs/long side V max 8561 lbs/total**Shear (wind) 3268 lbs*Shear (seis) 8561 lbsShear max= 8561 lbs/total curb

Wood Attachment: (Use 1/4" φ x 3.5" SDS SCREWS) W' 616 lbs(3.5" minimum embed into DF or SP wood) V' 400 lbs

total screws required= 28# screws: LONG SIDE 9# screws: SHORT SIDE 5W/screw (uplift) 592 lbsV/Screw 306 lbs

WOOD SCREWS OK

Steel Attach.: (Use 1/2" min φ A307 Bolts attached to Steel member below deck at each conn.point)

total bolts required= 8# bolts: LONG SIDE 3# bolts: SHORT SIDE 1T/bolt (uplift) 6509 lbsV/bolt 1070 lbs

fv 5.4 ksi OKft 32.5 ksi OK

Fnt' 38.4 ksiFnv 24.0 ksi

1/2" diam BOLTS OK

Connection of Curb to Concrete Supporting Structure - STRENGTH DESIGNTransverse: 0.9D +1.0(E or W)**Uplift (wind)= 8245 lbs*Uplift (seismic) 10870 lbsUplift max= 10870 lbs/side (Per long side curb)**Shear (wind) 9994 lbs*Shear (seis) 15899 lbs *Rp*1.3/Rp/0.7asd - Anchor is ACI 355.2 testedShear max= 15899 lbs (Total Curb)

Longitudinal:**Uplift (wind)= 5870 lbs*Uplift (seismic) 12367 lbs Tu max 12367 lbsUplift max= 12367 lbs/side (Per long side curb) Vu max 15899 lbs**Shear (wind) 5446 lbs*Shear (seis) 15899 lbs



4


Shear max= 15899 lbs (Total Curb)

Concrete Attach.: (Use 5/8"φ Simpson Strong Bolt 2) phi-Tn 2600 lbsphi-Vn 1100 lbs

(LRFD design)Anchors Required for Uplift (long side only)= 4.8Anchors Required for Shear (Total Curb)= 14.5Anchors Required (long side only) = 5.0

anchors (long side) 6.0 OKSimpson Strong Bolt 2 anchors (short side) 2.03 5/8" Embed anchors (total) 16 OK(f'c=4000psi, 6" min total thickness - normal/light weight concrete, 12" E.D.) Tu 2061 OKESR Report - 3037 Vu 994 OKSpecial Inspection Required

*Uplift and Shear seismic anchorage forces have been designed for an Rp of 1.5 max per ASCE 13.4.2Anchorage design per ASCE 14.2.2.17/ACI D3.3 with strength reduction factors not required in combination with Rp=1.5** For wind force, shear at base for anchorage design, accounts for add'l area from curb width and height

Curb Support and Isolator Information

# Isolators long side 4 (minimum for OPA-0070 load rating check & box support check)# Isolators short side 2 (actual amount of isolators by curb mfr spring load rating governed)Total # isolators 12Edge dist/ long side 4 in (approximate)Long side/spacing 61.0 max spacing btwn isolators (tube span)Isolator bearing length 9

Isolators: Assembly by CalDyn Isolator: JQBX(min 1 at ea corner long side) Vert 2000 lbs

Horz 1500 lbs

Isolator Loading:Vmax: 713 lbs/isolator Isolator OK for shearRmax- long side: 1762 lbs/isolator Isolator OK for RallRmax- short side: 1450 lbs/isolator Isolator OK for Rall

Conc Anchors



5


Uplift max- long side: 764 lbs/isolator Isolator OK for RallUplift max- short side: 375 lbs/isolator Isolator OK for Rall

Frame: 10 Ga Box SupportFy=50ksi

6inch x 1.125in x 10 ga tube

Load/long side: 37.0 lb/inMmax 17.23 k-inVmax 1.4 k

Allowable:Moment: 50 k-in OKMax Lu: 72 in OKWeb Crippling: 5 k OKShear: 2.2 k OK

Tube Support OK

*NOTE: ACTUAL # OF ISOLATORS TO BE DETERMINED BY PROVENT,DEPENDENT ON E SPRINGS RATED LOAD HOUSED IN ISOLATORS



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Documents

ISCAL Series SLM1830 - proventusa.com · part number: iscal-129 iscalslm1830 series 7/22/14 jg zj/zr 180-300: zf 210-300: xp 180-240 rev: 4 structurally calculated vibration isolation