Joists and rafter spans for common loading conditions can be determined. A “span options” calculator allows selection of multiple species and grades for comparison purposes.

It offers specialized support for calculating ceiling joist spans, rafter snow loads, and live loads across diverse wood types, including Coast Sitka Spruce, Alaska Yellow Cedar, and Eastern …

Easily calculate ceiling joist spans based on size, spacing, and load. Use our free Ceiling Joist Span Calculator for accurate results.

Calculate the span for floor and ceiling joist with this free and simple online calculator. The resulting spans are less than the 2012 IRC codes but they are to our standards at Scott’s …

Span Tables - Use these tables to determine rafter span, ceiling joist span, and floor joist span

Joist and rafter span tables show the maximum distance these framing members can safely cover. The spans listed are based on the specific properties of the wood being used.

This comprehensive calculator helps you analyze and design ceiling joist systems with professional accuracy. It calculates spans, loads, deflections, and material requirements …

Use these simple calculators to size Weyerhaeuser Trus Joist TimberStrand LSL and Parallam PSL beams and headers.

The Ceiling Joist Span Calculator is a simple, accurate, and easy-to-use online tool designed to help homeowners, contractors, and engineers determine the maximum allowable span for …

Apr 12, 2025 · The building codes provide the specifications for ceiling joist spans. The ceiling joist span calculator uses the span tables to calculate the correct measurements.