City of Thornton (CO)
NEC Code Version2023
Fire Code Version2018 Building Code
SolarAPP+ StatusTargeted
Wet Stamps RequiredDigital Structural
Fire Setback Enforced1
Codes
- NEC Code Version
- 2023
- Fire Code Version
- 2018 Building Code
- Code List
2024 INTERNATIONAL BUILDING CODE
2024 INTERNATIONAL RESIDENTIAL CODE
2024 INTERNATIONAL PLUMBING CODE
2024 INTERNATIONAL MECHANICAL CODE
2024 INTERNATIONAL FUEL GAS CODE
2024 INTERNATIONAL EXISTING BUILDING CODE
2024 INTERNATIONAL ENERGY CONSERVATION CODE
2024 INTERNATIONAL SWIMMING POOL AND SPA CODE
2024 INTERNATIONAL FIRE CODE
2023 NATIONAL ELECTRIC CODE
- ASCE Code Specification
- ASCE 7-16
SolarAPP+ & submittal
- SolarAPP+ Status
- Targeted
- Any SolarAPP+ Restrictions
- 1
- SolarAPP+ Restrictions
- MPU,Derate
- How Many Plansets Required
- 1
- Revision Required
- 1
- Rough Inspection
- Footing inspection
- New Planset Required For Module Swap
- 1
Stamps
- Ee Stamp Required On SLD
- No
- Wet Stamps Required
- Digital Structural
- Structural Calculations Required
- Yes
- Stamp Location On Plans
- Center
- Date On Stamps
- Expiration Date
Fire setbacks
- Fire Setback Enforced
- 1
- Setback Notes
Structural & loads
- Wind Speed
- 110
- Wind Notes
- 80 mph basic wind speed
- 110 ultimate three second gust
- Exposure Category C
- Snow Load
- 30
- Reducible Snow Load Allowed
- 1
- Max Attachment Spacing
- 96
- Structural Notes
- The letter must be uploaded as a separate file and not included in the plan set.
- If structural upgrades are required, show all upgrade details on the PV installation plans.
- Minimum Ground On Roof
- #6
Electrical
- AC Disconnect Required
- Yes
- Electrical Load Calcs Required
- Derates
- Allowed POI
- Meter Adapter,PV Breaker,Line Side Taps,Load Side Taps
- Panel Schedule Required
- Partial Home Backup
- Temperature Rating
- 90
- De Rating Ampacity
- 0.96
- BOS Restrictions
- Do not place BOS above a window well
Battery / ESS
- Unique Battery Placards Needed
- 0
- ESS Notes
Standard
- Separate ESS Disconnect Required
- ESS Disconnect
- ESS Elevation Detail Required
- No
Plan set
- Plan Set Requirements
Include
- Mounting foot specification sheet
- Flashing specification sheet
- Include a plan review stamp area in the title block, placed in the same location on every sheet.
- Cover Page
- Roof Plan
- Do not place BOS above a window well
- Electrical Diagram
- Breaker tie-ins in split bus panels are not allowed.
- USE #6 GROUND FREE AIR OR #6 GROUND IN EMT CONDUIT FROM MODULES TO JB (free air preferred)
- All projects with MPU's must have MSP & main breakers labeled as existing (E) if a sub-contractor is pulling the MPU permit and doing the work.
- Thornton will not approve our PV plans that show the MSP & main breaker as new (N) until the MPU permit is pulled by the sub-contractor. Centerfed 120% allowed
- Custom Placards Required
- 1
- Non Standard Revision Requirements
- Cloud all changes
Ground mount
- Ground Mount Fencing Required
- No
- Ground Mount Notes
Soil Class: Clay
- Ground Mount Requires Soil Sample
- Soil Study