Tempered Glass | Building Codes (when to use it)

Tempered glass is made to reduce the chances of injury or death. According to the 2012 International Residential Code, it is required at these hazardous locations. Any door. Anything within 2′ of a door on the hinge side. Anywhere within 5′ of a hot tub, swimming pool, spa, sauna, shower, or bathtub. Any walkway around […]
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Minimum Room Size | Bedrooms and other Finished Spaces

The minimum size for habitable rooms, including bedrooms, is 70 square feet. The room must be no less than 7′ in any direction. Data is based on page 54 of the International Residential Code book. Remember, everything relies on finished measurements. Every dwelling must have at least one room with 120 square feet or more. […]
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Minimum Ceiling Height 2012 IRC Building Codes

The minimum ceiling height according to the 2012 International Residential Code is 7′. There are exceptions such as basements and sloped ceilings. The information below is based on page 54 of the IRC. All dimensions are based on finished measurements. Habitable spaces, including hallways and laundry rooms, must have a ceiling height of less than 7′. […]
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Ceiling Joist Span | What size do I need?

This ceiling joist span table is based on the 2012 IRC for uninhabitable attics with limited storage. It covers #2 common lumber species and sizes at 20 pounds per square foot load. Although 2 x 4’s are included in the official table, they are not listed because it is never advised to use them. 2 […]
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Stair railing height for decks, ramps, and interiors

Stair Railing Height The required railing height on stairs for decks, ramps, and interiors are the same. It depends on whether its handrails or guardrails that is in question concerning how tall they must be. Both are measured vertically from the end of the tread on the steps according to the 2012 International Residential Code […]
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Girders & Headers Building Codes with Span Tables

Span charts and 2012 IRC building codes for girders and headers. Includes span tables for all load bearing locations and the number of jack studs. These charts are for 30 pound per square foot snow load on the roof. All other data is available on page 121 of  the 2012 International Residential Code. Girders are […]
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Drip Edge 2012 IRC Building Codes

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 […]
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Toilet, Sink, & Shower 2012 IRC Building Codes

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 […]
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