HomeMy WebLinkAboutLA185709 -Approved Liu Iron Ridge Racking Report UpdatedSystem Weight
Total system weight 1,454.6 lbs
Weight/attachment 40.4 lbs
Racking weight 204.5 lbs
Distributed weight 2.7 psf
Load Assumptions
Wind exposure B
Wind speed 110 mph
Ground snow load 50 psf
Attachment spacing portrait 6.0'
Site Elevation 1038.0 ft
SDS 0.051
Span Details XR100 - Portrait
Zone
Module
Position
Max
span
Max
cantilever
Zone 1/2e/2r Normal 6' 5"2' 7"
Zone 2n/3r Normal 6' 5"2' 7"
Zone 3e Normal 6' 5"2' 7"
Reaction Forces XR100 - Portrait
Zone
Module
Position
Down
(lbs)
Uplift
(lbs)
Lateral
(lbs)
Zone 1/2e/2r Normal 326 168 173
Zone 2n/3r Normal 326 199 173
Zone 3e Normal 326 253 173
Project Details
Name John Liu Date 11/03/2020
Location 5756 162nd Street West, Lakeville, MN 55044 Total modules 27
Module Solaria: PowerXT-370R-PD (40mm)Total watts 9,990
Dimensions 63.82" x 43.94" x 1.57" (1621.0mm x 1116.0mm x 40.0mm)Attachments 36
ASCE 7-16
Roof Information
Roof material Comp Shingle Building height 30 ft
Roof attachment Flashfoot2 Roof slope 33 °
Attachment hardware Square Risk category II
Roof shape Gable
Last updated by Iron Ridge on 11/03/20 03:48 AM Page 1 of 6
John Liu (#693214)
pitched roof 28357 INDUSTRIAL BLVD., HAYWARD, CA 94545
Roof Section 1
Definition Roof Section Weights Roof Section (all segments)
27 modules Total weight: 1,454.6 lbs Provided rail: 204' [12 x 17']
Portrait orientation Weight/attachment: 40.4 lbs Attachments: 36
Graphical entry Total Area: 534.5 sq ft Splices: 6
Distributed weight: 2.7 psf Clamps: 60
Diagram
33' 2"16'Segments
Columns Length Cantilever Rail Attachments Splices Clamps
9 33' 4"1' 8"68' [4 x 17']12 2 20
Row segment totals (x 3) →204' [12 x 17']36 6 60
Side View (portrait)
33°
BUILDING STRUCTURE
ROOF MEMBRANE
FLASHFOOT2
RAIL
PV MODULE
Last updated by Iron Ridge on 11/03/20 03:48 AM Page 2 of 6
John Liu (#693214)
pitched roof 28357 INDUSTRIAL BLVD., HAYWARD, CA 94545
Front View (portrait)
ATTACHMENT SPAN
6.0’
BUILDING STRUCTURE
ROOF MEMBRANE
FLASHFOOT2
RAIL
PV MODULE
Splice Details
XR100
SIDE-FACING SLOT
INTERNAL SPLICE
TOP-FACING SLOT
Splice Connection
INTERNAL SPLICE
RAIL
SELF-DRIVING SCREW
Last updated by Iron Ridge on 11/03/20 03:48 AM Page 3 of 6
John Liu (#693214)
pitched roof 28357 INDUSTRIAL BLVD., HAYWARD, CA 94545
Clamp Detail
Mid Clamp, Plan
UNIVERSAL FASTENING OBJECT
PV MODULE FRAME
Mid Clamp, Front
RAIL
PV MODULEFRAME
UNIVERSALFASTENINGOBJECT
End Clamp, Plan
STOPPERSLEEVE
UNIVERSALFASTENINGOBJECT
PV MODULEFRAME
RAIL
1”
End Clamp, Front
PV MODULEFRAME
RAIL
UNIVERSALFASTENINGOBJECT
STOPPERSLEEVE1”
FlashFoot2 Detail
Plan View
9”
12”
2 “316
Side View
1 “1116
Perspective View Front View
1 “58
3 “516
“516
Last updated by Iron Ridge on 11/03/20 03:48 AM Page 4 of 6
John Liu (#693214)
pitched roof 28357 INDUSTRIAL BLVD., HAYWARD, CA 94545
Grounding Diagram
* Grounding Lugs and Wire are not required in systems using Enphase microinverters.
UFO Clamp
Fault Current Ground Path Min 10 AWG Copper Wire *
Grounding Lug *
Bonded Splice (Rail Connection)
Last updated by Iron Ridge on 11/03/20 03:48 AM Page 5 of 6
John Liu (#693214)
pitched roof 28357 INDUSTRIAL BLVD., HAYWARD, CA 94545
Bill of Materials
Part Spares Total Qty
Rails & Splices
XR-100-204B
XR100, Rail 204" (17 Feet) Black 0 12
XR-100-SPLC-M1
XR100 Bonded Splice (Incl. Self-tapping Screws)0 6
Clamps & Grounding
UFO-CL-01-B1
Universal Module Clamp, Black 0 60
UFO-STP-40MM-B1
Stopper Sleeve, 40MM, Black 0 12
XR-LUG-03-A1
Grounding Lug, Low Profile 0 3
Attachments
FF2-01-B2
FlashFoot2, Black 0 36
BHW-SQ-02-A1
Square-Bolt Bonding Hardware 0 36
Last updated by Iron Ridge on 11/03/20 03:48 AM Page 6 of 6
John Liu (#693214)
pitched roof 28357 INDUSTRIAL BLVD., HAYWARD, CA 94545