AMENDMENTS TO THE CABO ONE AND TWO FAMILY DWELLING CODE 1995 EDITION

CHAPTER 9 - ROOF COVERINGS

(Amd) 903.1 General: Asphalt shingles shall conform to ASTM D225-95, Specification for Asphalt Shingles (Organic Felt) Surfaced with Mineral Granules, or D3462-93a, Specification for Asphalt Shingles Made from Glass Felt and Surfaced with Mineral Granules, and shall be applied only to solidly sheathed roofs. Asphalt shingles shall be applied according to the manufacturer’s printed instructions and this code.

(Amd) 910.3 Recovering vs. replacement: New roof covering shall not be installed without first removing existing roof coverings when any of the following conditions occur:

1. When the existing roof or roof covering is water soaked or deteriorated to the point of being unacceptable as a base for additional roofing.

2. When the existing roof covering is wood shake, slate, clay or cement tile; except when the new roof covering is installed in accordance with approved industry standards.

3. When the existing roof has two or more layers of any type of roofing.

Exception: The removal of existing roof coverings shall not be required where complete and separate roofing systems are provided which transmit all roof loads directly to the structural system of the building and which do not bear upon the existing roof.