Oregon Residential Specialty Roof Ventilation

The division works to ensure the adopted codes and standards are accessible.

Oregon residential specialty roof ventilation.

Four story structures regulated under the oregon residential specialty code irc 1 3 5 1 12. Area to be exhausted. 1503 6 crickets and saddles. Amendments errata helpful tools and additional information can be found on the code program page.

2017 oregon residential specialty code orsc adopts with amendments. This code applies to the construction reconstruction and repair of one and two family dwellings and townhouses. The remaining codes are comprised of multiple standards listed on the program pages. Eight of the adopted specialty codes are available to read online.

Chapter 8 roof ceiling construction. The division works with building officials technical committees advisory boards and the public to adopt amend and interpret the oregon residential specialty code orsc. International residential code and oregon residential specialty code orsc chapter 1. International residential code 2015 irc 2015.

2017 oregon residential specialty code orsc adopts with amendments. See the benefits of attic ventilation a new roof is more than just shingles. Although there are many different types of roof vents to choose from ensuring you have the right number of both. 330 2014 oregon structural specialty code 1503 5 roof ventilation.

2017 oregon residential specialty code orsc. After january 1 2018 all work must conform to the new code. Intake and exhaust vents shall be provided in accordance with section 1203 2 and the manufac turer s installation instructions. Effective attic ventilation systems reduce damaging heat and moisture in your attic promote energy efficiency by helping to reduce the load on your air conditioner in the summer and also reduce the risk of ice dam formation on your roof.

Advantages of proper roofing ventilation. Cargo containers used as accessory storage structures irc 1 2 1 29 13. Roof vents must have between 40 and 50 of the vents located within 3 of the peak to take advantage of ventilation area reductions. Section m2005 water heaters section r408 under floor space section r404 foundation and retaining walls section r806 roof ventilation.

The oregon residential building code is updated to the 2017 edition beginning october 1 2017. A cricket or saddle shall be installed on the ridge side of any chimney or penetration. Table m1507 4 minimum required local exhaust rates for one and two family dwellings.