Section 1511.3.2 of the California building code, part 2, vol. 1 is hereby added to read as follows:
Section 1511.3.2 Roof Sheathing. When finish roof sheathing material is removed to the existing spaced sheathing, a minimum 3/8 inch (9mm) thick plywood sheathing shall be installed. The sheathing shall be installed such that the edges align over rafters and individual spaced sheathing boards. The sheathing shall be attached to the existing spaced sheathing and rafters with minimum 8d sinker common nails at 6 inches on center at all supported edges and 8d sinker nails at 12 inches on center at intermediate supports.
(Ord. 2016-14, 12-6-2016)