Estimator's Reference

Welcome to the RIB Construction Reference page. This site offers you a variety of helpful estimating information. There is access to such tools as lists of formulas and equations, weights of common materials, interactive geometric forms, metric conversion factors, structural steel shapes and weights, rebar data and more.

Simply navigate by using the links to the left.


What's NEW to the Estimator's Reference!

  • Added Mass Timber to Carpentry section
  • Added Cost Estimate Classifications section
  • Coming Soon - VDC section


What if I would like to request an addition to this reference?

You can make a request for additions to any time of the day or night. We will review your request and take it into consideration.