Building Codes for Handrails and Guardrails | 2012 IRC

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 […]
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When to use Pressure Treated Lumber

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 […]
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Ramp Calculator and 2012 IRC Building Codes

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 […]
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Fire Blocking | 2012 IRC Building Code | Instructions

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 […]
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Window Sill Height Specs for 2012 IRC

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 […]
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Rafter Span Table and 2012 IRC Requirements

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 […]
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Moisture Control for the Crawl Space 2012 Building Codes

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 […]
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Pressure Treated Mudsill Constrution

The pressure treated mudsill is the beginning of the framing process. This is where the wood meets the concrete. It is usually separated by a vapor barrier and bound tightly with anchor bolts. Before the Mudsill can be Installed First things first when it comes to starting the framing process.  Check the dimensions of the […]
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