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Permitting part3 9.2.2010
Permitting part3 9.2.2010
Permitting part3 9.2.2010
Permitting part3 9.2.2010
Permitting part3 9.2.2010
Permitting part3 9.2.2010
Permitting part3 9.2.2010
Permitting part3 9.2.2010
Permitting part3 9.2.2010
Permitting part3 9.2.2010
Permitting part3 9.2.2010
Permitting part3 9.2.2010
Permitting part3 9.2.2010
Permitting part3 9.2.2010
Permitting part3 9.2.2010
Permitting part3 9.2.2010
Permitting part3 9.2.2010
Permitting part3 9.2.2010
Permitting part3 9.2.2010
Permitting part3 9.2.2010
Permitting part3 9.2.2010
Permitting part3 9.2.2010
Permitting part3 9.2.2010
Permitting part3 9.2.2010
Permitting part3 9.2.2010
Permitting part3 9.2.2010
Permitting part3 9.2.2010
Permitting part3 9.2.2010
Permitting part3 9.2.2010
Permitting part3 9.2.2010
Permitting part3 9.2.2010
Permitting part3 9.2.2010
Permitting part3 9.2.2010
Permitting part3 9.2.2010
Permitting part3 9.2.2010
Permitting part3 9.2.2010
Permitting part3 9.2.2010
Permitting part3 9.2.2010
Permitting part3 9.2.2010
Permitting part3 9.2.2010
Permitting part3 9.2.2010
Permitting part3 9.2.2010
Permitting part3 9.2.2010
Permitting part3 9.2.2010
Permitting part3 9.2.2010
Permitting part3 9.2.2010
Permitting part3 9.2.2010
Permitting part3 9.2.2010
Permitting part3 9.2.2010
Permitting part3 9.2.2010
Permitting part3 9.2.2010
Permitting part3 9.2.2010
Permitting part3 9.2.2010
Permitting part3 9.2.2010
Permitting part3 9.2.2010
Permitting part3 9.2.2010
Permitting part3 9.2.2010
Permitting part3 9.2.2010
Permitting part3 9.2.2010
Permitting part3 9.2.2010
Permitting part3 9.2.2010
Permitting part3 9.2.2010
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Permitting part3 9.2.2010

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Transcript

  • 1. Development Services Department Division of Building, Construction and Safety Inspection Guidelines and Suggested Practices
  • 2. Development Services Department Division of Building, Construction and Safety Inspection Process • To verify that the installation is in conformance with the design of the approved set of plans • To verify that the installation is in compliance with the California Electrical Code and other applicable codes and regulations
  • 3. Development Services Department Division of Building, Construction and Safety Purpose of the Code “….the practical safeguarding of persons and property from hazards arising from the use of electricity”
  • 4. Development Services Department Division of Building, Construction and Safety Current Code – 2007 California Electrical Code
  • 5. Development Services Department Division of Building, Construction and Safety 2010 California Electrical Code – effective date – January 1, 2011 (adoptive code – 2008 NEC) 5
  • 6. Development Services Department Division of Building, Construction and Safety Inspection Process • Contractor/owner responsibility to schedule and coordinate all required inspections • Responsible party on site • Provide access to all elements of system installation
  • 7. Development Services Department Division of Building, Construction and Safety Inspection • Ground-mounted 1. footings for array frame 2. underground raceways 3. final Observe regulations for - Brush Management Zones, Environmentally Sensitive Lands, and Multiple Habitat Planning Areas
  • 8. Development Services Department Division of Building, Construction and Safety Inspection (continued) • Roof mounted arrays Rough electrical (for any concealed work) Roof array and bond (for integrated systems or for tile roofs) Final inspection
  • 9. Development Services Department Division of Building, Construction and Safety Necessary Paperwork on Site • Approved plans • Inspection record card (DS-1798) • Manufacturer’s Installation instructions – modules, racking, inverter
  • 10. Development Services Department Division of Building, Construction and Safety
  • 11. Development Services Department Division of Building, Construction and Safety Installation manuals – inverters, modules
  • 12. Development Services Department Division of Building, Construction and Safety Roof Mounted Systems
  • 13. Development Services Department Division of Building, Construction and Safety Roof Access • Cal -OSHA Compliant Ladder • Sitting squarely on level surface • Secured at top
  • 14. Development Services Department Division of Building, Construction and Safety 14
  • 15. Development Services Department Division of Building, Construction and Safety Tile roofs
  • 16. Building Integrated Safety Development Services Department Division of Building, Construction and PV
  • 17. Development Services Department Division of Building, Construction and Safety Racking Installation
  • 18. Flashing and Weather and Safety Protection Development Services Department Division of Building, Construction
  • 19. Development Services Department Division of Building, Construction and Safety
  • 20. Development Services Department Division of Building, Construction and Safety Clearance to Vents
  • 21. Development Services Department Division of Building, Construction and Safety 21
  • 22. Development Services Department Division of Building, Construction and Safety Plumbing Vents •Plumbing vents cannot be covered by module installation •Vents shall terminate a minimum of •6” above or 1’ away horizontally from adjacent PV modules •Termination shall not be higher than the highest point of the existing roof •Vents less than 3” can be extended /offset but shall be properly and independently supported •All extensions shall meet the requirements of the California Plumbing Code •Extension on any plumbing vent 3” diameter or larger is not allowed 22
  • 23. Development Services Department Division of Building, Construction and Safety Using Identified grounding points and approved devices and materials
  • 24. Development Services Department Division of Building, Construction and Safety Combiner Boxes, Junction Boxes and Wiring Methods • Listed equipment • Installed per manufacturer's installation instructions • Cable Management • Conduit support
  • 25. Development Services Department Division of Building, Construction and Safety Combiner box – string protection but mounted in incorrect orientation
  • 26. Development Services Department Division of Building, Construction and Safety Listed Combiner Box providing string protection – correctly mounted and installed 26
  • 27. Development Services Department Division of Building, Construction and Safety Junction boxes, conduit support
  • 28. Development Services Department Division of Building, Construction and Safety Wiring methods and materials
  • 29. Development Services Department Division of Building, Construction and Safety Cable Management
  • 30. Development Services Department Division of Building, Construction and Safety Inverters and DC Disconnects • Listed utility interactive inverters • As-built conforms to the design • Installed per manufacturer’s installation instructions or recommendations • System grounding electrode conductor properly terminated
  • 31. Development Services Department Division of Building, Construction and Safety Listed Utility-Interactive Inverter
  • 32. Development Services Department Division of Building, Construction and Safety Conductor terminations
  • 33. Development Services Department Division of Building, Construction and Safety Inverter locations
  • 34. Development Services Department Division of Building, Construction and Safety Service Equipment • bus rating • existing main overcurrent protection • PV overcurrent protection • manufacturer breakers • cable or conduit entry • labeling • multiwire branch circuit relocation and balanced load on bus • grounding system
  • 35. Development Services Department Division of Building, Construction and Safety Verifying Bus Rating
  • 36. Development Services Department Division of Building, Construction and Safety
  • 37. Development Services Department Division of Building, Construction and Safety
  • 38. Development Services Department Division of Building, Construction and Safety PV breakers and existing multi- wire circuits
  • 39. Development Services Department Division of Building, Construction and Safety Service Upgrades involving Scheduled Outages with SDG&E • Schedule DSD inspection for day of the scheduled outage • Contact the inspector re: time frame • Equipment installed, • framing weather-protected, • grounded, • service entrance raceway or riser and service entrance conductors installed
  • 40. Development Services Department Division of Building, Construction and Safety Ready for reconnection?
  • 41. Development Services Department Division of Building, Construction and Safety Grounding • Verify acceptable grounding for existing service equipment or provide a supplemental electrode • Provide service and system grounding compliant with the Code
  • 42. Development Services Department Division of Building, Construction and Safety
  • 43. Development Services Department Division of Building, Construction and Safety Water piping ground must be supplemented
  • 44. Development Services Department Driven Ground Rod Division of Building, Construction and Safety
  • 45. Development Services Department Division of Building, Construction and Safety DC and AC wiring through a structure 45
  • 46. Development Services Department Division of Building, Construction and Safety CAUTION – Notching and 46 Boring Wood Members
  • 47. Development Services Department Division of Building, Construction and Safety Load-bearing 2 x 12 floor joists @ 12” OC notched in middle 1/3 of span 47
  • 48. Development Services Department Division of Building, Construction and Safety 48
  • 49. Development Services Department Division of Building, Construction and Safety Properly fire stop around all penetrations of rated assemblies 49
  • 50. Development Services Department Division of Building, Construction and Safety Signage and Placarding • Alternate power source placard • DC raceways and DC disconnects • Cautionary • Site specific design • PV disconnect for utility operation
  • 51. Development Services Department Division of Building, Construction and Safety Alternate Power Source Placard
  • 52. Development Services Department Division of Building, Construction and Safety
  • 53. Development Services Department Division of Building, Construction and Safety
  • 54. Development Services Department Division of Building, Construction and Safety
  • 55. Development Services Department Division of Building, Construction and Safety Suggested practices • Survey the site – verify the adequacy and condition of the existing electrical system to accommodate a PV system • A service upgrade or other corrections may be required
  • 56. Development Services Department Division of Building, Construction and Safety Inadequate work space
  • 57. Development Services Department Division of Building, Construction and Safety Service Disconnects – Maximum Six Handles without a Main Disconnect
  • 58. ExistingofService Department Development Services Division Entrance Building, Construction and Safety
  • 59. Development Services Department Division of Building, Construction and Safety Existing service
  • 60. Development Services Department Division of Building, Construction and Safety Service supplied by SIDA cable
  • 61. Development Services Department Division of Building, Construction and Safety Alternative Energy Systems installed with safeguarding life and property in mind
  • 62. Development Services Department Division of Building, Construction and Safety Questions?

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