§ 13.06.403. Section 403.1.4.1—Frost protection—Amended.

Delete Exception 1 and replace with:

 Free standing accessory structures accessory to one and two family dwellings with a building footprint area not exceeding 720 square feet, of light frame wood construction, and an eave height not exceeding ten (10) feet in height may utilize a monolithic "Floating Slab" foundation with a minimum one (1) foot by one (1) foot thickened edge perimeter. No additions shall be permitted to any structure utilizing a monolithic foundation without installing a foundation system in accordance with section 403.1.4.1.

Delete Exception 2 and replace with:

 Protection of free standing accessory structures with an area of 400 square feet of building footprint or less, of other than light frame construction, principally of masonry construction with an eave height of ten feet or less, may utilize a monolithic slab foundation with a minimum eighteen (18) inch by eighteen (18) inch thickened edge perimeter footing with a four (4) inch nominal slab with a concrete mix design which shall attain a 28 day compressive strength 3500 psi for masonry walls not exceeding eight (8) feet in height and 4000 psi for masonry walls. No additions shall be permitted to any structure utilizing a monolithic slab foundation without installing a foundation system in accordance with 403.1.4.1(1).

(Ord. No. 6100, § 2, 11-8-2010; Ord. No. 6291, § 2, 4-24-2017).