Learn the 2012 IRC building code requirements for drip edge. These concerns involve the outside perimeter of every shingled roof including gables and eaves along with chimney caps. This page is based on information found on page 442 of the 2012 IRC. There must be a drip edge along all eaves beneath the underlayment. A … Read more
2012 International Residential Code requirements for toilets, sinks, and showers in bathrooms. Includes headroom, size, and clearance specifications. The information on this page is taken from the official government code book in sections R305 – R307 beginning on page 54 of the 2012 IRC. Bathrooms with sloped ceilings must maintain 6′ 8″ at the center … Read more
These building codes for handrails on stairs and guardrails around walkways are based on information in section R311.7.8 on page 61 of The 2012 International Residential Code. It is important to note that all designs and any construction methods must be solid. It does little good to build fall protection if it will not hold … Read more
Learn when to use pressure treated lumber according to the 2012 International Residential Code. Based on information found in section R317 beginning on page 65 of the 2012 IRC book. Note that pressure treated pine is my building material of choice but can be substituted with naturally durable heart woods from redwood, cedar, black locust, and black … Read more
This ramp calculator is ideally suited for planning and building a wheelchair accessible handicap ramp. It includes 2012 IRC building code requirements. 2012 IRC for Ramps These building codes are based on section R311.8.1 on page 61 of the 2012 International Residential Code. Ramps must have a maximum slope of one inch per foot. There is an … Read more
Fire blocking in stud walls is required in wood framed buildings to stop drafts in the cavities between framing members. These spaces can create drafts that will allow fire to spread readily if not dealt with. In other words, these cavities can act like the flue on a fireplace and actually promote the rate in … Read more
Minimum sill height for windows according to the 2012 International Residential Code. This building code provides a safety factor for small children. Code for Window Sill Height Section R312.2.1 of the 2012 International Residential Code located on page 91 explains that the lowest part of the actual window opening shall be no less than two feet … Read more
These rafter spans are for #2 lumber, a ground snow load of 30 psf, the ceiling not attached to rafters, and a dead load of 10 psf. All other data can be found in the 2012 International Residential Code Rafter Spans. Be sure to use rafter clips on every rafter not nailed into a ceiling joist. Nail … Read more
Download a free PDF version of the entire text for the 2012 International Residential Code. Read with Acrobat or Phantom with searchable text. [aio_button align=”none” animation=”none” color=”blue” size=”medium” icon=”none” text=”Download Now” relationship=”dofollow” url=”https://learnframing.com/wp-content/uploads/2014/08/IRC.pdf”]
Controlling moisture in the crawl space underneath a house is important to prevent structural damage caused by rot and the development of dangerous molds. Proper planning on new home construction or careful analysis on existing homes will prove invaluable. Moisture in Crawl Spaces Moisture makes its way into crawl spaces primarily by two means. During heavy rains … Read more