SECTION 1507, REQUIREMENTS FOR ROOF COVERINGS

Subpart 1. [Repealed, 32 SR 7] Subp. 2. [Repealed, 32 SR 7] Subp. 3. [Repealed, 32 SR 7] Subp. 4. [Repealed, 32 SR 7] Subp. 5. Section 1507.10.1. IBC section 1507.10.1 is amended to read as follows: 1507.10.1 Slope. Unless designed for water accumulation in accordance with Section 1611.2, built-up roofs shall have a design slope of a minimum of one-fourth unit vertical in 12 units horizontal (2-percent slope) for drainage, except for coal-tar built-up roofs that shall have a design slope of a minimum one-eighth unit vertical in 12 units horizontal (1-percent slope). Subp. 6. Section 1507.11.1. IBC section 1507.11.1 is amended to read as follows: 1507.11.1 Slope. Unless designed for water accumulation in accordance with Section 1611.2, modified bitumen membrane roofs shall have a design slope of a minimum of one-fourth unit vertical in 12 units horizontal (2-percent slope) for drainage. Subp. 7. Section 1507.12.1. IBC section 1507.12.1 is amended to read as follows: 1507.12.1 Slope. Unless designed for water accumulation in accordance with Section 1611.2, thermoset single-ply membrane roofs shall have a design slope of a minimum of one-fourth unit vertical in 12 units horizontal (2-percent slope) for drainage. Subp. 8. Section 1507.13.1. IBC section 1507.13.1 is amended to read as follows: 1507.13.1 Slope. Unless designed for water accumulation in accordance with Section 1611.2, thermoplastic single-ply membrane roofs shall have a design slope of a minimum of one-fourth unit vertical in 12 units horizontal (2-percent slope) for drainage. Subp. 9. Section 1507.14.1. IBC section 1507.14.1 is amended to read as follows: 1507.14.1 Slope. Unless designed for water accumulation in accordance with Section 1611.2, sprayed polyurethane foam roofs shall have a design slope of a minimum of one-fourth unit vertical in 12 units horizontal (2-percent slope) for drainage. Subp. 10. Section 1507.15.1. IBC section 1507.15.1 is amended to read as follows: 1507.15.1 Slope. Unless designed for water accumulation in accordance with Section 1611.2, liquid-applied roofs shall have a design slope of a minimum of one-fourth unit vertical in 12 units horizontal (2-percent slope). Statutory Authority: MS s 16B.37 ; 16B.59 to 16B.76 ; 326B.101 to 326B.194 History: 27 SR 1474; 32 SR 7; L 2007 c 140 art 4 s 61; art 13 s 4; L 2008 c 337 s 64