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Author Archives: David King

Rafter Calculator | Known Run

Measure the rafter span directly.

Calculate the length of rafters based on the run and pitch using feet and inches. One sixteenth of an inch accuracy. Use the forms below to get a fast result for the length and the rise. The first row has three fields – feet, inch, and fraction. This is for the run. The run is …

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Posted byDavid KingFebruary 6, 2025March 11, 2025Posted inCalculator

After Level – Remote Grading

Support for Our Leveling App Welcome to the support page for our leveling app. We’re here to help you get the most out of your leveling experience. If you have any questions, encounter issues, or need assistance, please don’t hesitate to reach out to us. Here’s how you can get support: Contact Information: Email Support: …

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Posted byDavid KingOctober 9, 2023October 9, 2023Posted inUncategorized

Hip roof decking calculator

Calculate roof decking with incredible precision with this free app. Based on the knowledge of the roof pitch and the length of one known side. Works with any pitch or combination of pitches on 4′ x 8′ sheets of plywood. You should have at least some experience with decking roofs before going any further. There are …

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Posted byDavid KingMarch 26, 2020Posted inConstruction Calculator

Calculate the rafter run by the known rise

Use this free app to calculate the run for any rafter in feet and inches, or just inches. Based on any roof pitch and any known rise. The run is the horizontal distance a rafter travels. Learn how to perform this necessary task with ease and precision. Install now: iOS download Android download Calculate rafter …

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Posted byDavid KingMarch 19, 2020Posted inConstruction Calculator

How to calculate the rise for rafters

Calculate the rise for rafters with any run and any pitch using feet and inches, inches or just a decimal value with ease and precision for free. It is often necessary to establish the the rise for a particular run and roof pitch. This is so important for ridge posts and knee walls. Build your …

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Posted byDavid KingMarch 18, 2020Posted inConstruction Calculator

Calculate rafters with free app

Calculate the length of common rafters in feet, inches, and fractions – faster, easier, and more reliably than ever before. Install now: iOS download Android download The three things you need are: Roof width This dimension is the distance from the outside of the wall to the outside of wall where the HAP stops. This …

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Posted byDavid KingMarch 17, 2020Posted inConstruction Calculator

Determine the pitch of a rafter

Find the pitch of any bastard pitch rafter with incredible ease and accuracy with the free Builder Fraction Calculator app. Learn how to determine the roof pitch equivalent for any known rise and known run with the workshop below. This way you can use a framing square to get more precise cuts on rafters and …

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Posted byDavid KingMarch 10, 2020Posted inConstruction Calculator

Roof pitch to degrees

Convert roof pitches, or any slope to degrees, faster and easier than ever before with the Builder Fraction Calculator free app. It is useful to know how to convert slopes into degrees so you know what bevel to set your saw on for things like gable studs. Practice the workshop below to help establish a …

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Posted byDavid KingMarch 9, 2020March 10, 2020Posted inConstruction Calculator

Mulch Calculator – How much do I need?

Calculate how much mulch you need for any project with this free and easy calculator. Enter values for feet for the length and width, and then inches for the depth and the number of cubic yards and the number of 2 cubic feet bags will be generated. Bagged Mulch For smaller projects it is better …

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Posted byDavid KingMarch 26, 2019Posted inCalculator

Concrete House Footings for 2018 Codes

Design concrete footings for residential houses according to the 2018 IRC even if its on solid rock. Footing Basics The footing transmits the loads from above to the soil. So when an aggregate such as gravel , and the soil beneath it is compromised, then it will fail. This is why the many concrete design …

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Posted byDavid KingMarch 23, 2019Posted inBuilding Codes, Learning Center

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