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Part 3 — ADDITIONS, DELETES AND AMENDMENTS[[12]]›8950. - AMENDMENTS, ADDITIONS AND DELETIONS.

8950.8. - AMENDMENT.

Arcadia Building Code · 2026-07 edition · updated 2026-07-25 · Arcadia

Section R902.1 of the 2025 California Residential Code is amended as follows due to local climatic, geographical, and topographical conditions:

R902.1. ROOFING COVERING MATERIALS.

Roof decks shall be covered with materials as set forth in Section R904 or with roof coverings as set forth in Section R905. A minimum Class A or B roofing shall be installed in areas designated by this section or where the edge of the roof deck is less than 3 feet from a lot line. Where class A or B roof assemblies are required, they shall be tested in accordance with ASTM E108 or UL 790. Where required, the roof assembly shall be listed and identified as to class by an approved testing agency.

EXCEPTIONS:

1.

Class A roof assemblies include those with coverings of brick, masonry and exposed concrete roof deck.

2.

Class A roof assemblies also include ferrous or copper shingles or sheets, metal sheets and shingles, clay or concrete roof tile, or slate installed on noncombustible roof decks or ferrous, copper or metal sheets installed without a roof deck on noncombustible framing.

3.

Class A roof assemblies include minimum 16 ounces per square foot copper sheets installed over combustible roof decks.

4.

Class A roof assemblies include slate installed over underlayment over ASTM D226, Type II underlayment over combustible decks.

(Ord. No. 2366, § 9, 12-17-19; Ord. No. 2394, § 9, 11-15-22; Ord. No. 2408, § 9, 11-18-25)

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▸ Contents — Arcadia Building Code
Arcadia Building Code
  1. Article VIII — BUILDING REGULATIONS
  2. Part 1 — CREATION OF DIVISION
  3. Part 2 — DEFINITIONS
  4. Part 3 — VIOLATIONS
  5. Part 4
  6. Part 1 — ADOPTION
  7. Part 3 — ADDITIONS, DELETIONS AND AMENDMENTS[[3]]
  8. Part 2 — PURPOSE
  9. Part 3
  10. Part 1 — DECLARATION OF NEED
  11. Part 2 — PURPOSE
  12. Part 5 — DEMOLITION OF BUILDINGS
  13. Part 2 — SANITARY FACILITIES
  14. Part 4 — SWIMMING POOL REGULATIONS
  15. Part 5 — HOUSE NUMBERING SYSTEM
  16. Part 6 — SECURITY BARS
  17. Part 3
  18. Part 1 — UNREINFORCED MASONRY BEARING WALL BUILDINGS
  19. Part 2 — PURPOSE
  20. ▸ Part 3 — ADDITIONS, DELETES AND AMENDMENTS[[12]]
    Overview
    1. ▸ 8950. - AMENDMENTS, ADDITIONS AND DELETIONS.
      Overview
      1. 8950.2. - AMENDMENT.
      2. 8950.3. - AMENDMENT.
      3. 8950.4. - AMENDMENT.
      4. 8950.5. - AMENDMENT.
      5. 8950.8. - AMENDMENT.
      6. 8950.9. - AMENDMENT.
      7. 8950.10. - AMENDMENT.

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