Benchmark Builder – Page 2 – Building science research for working contractors

Framing lumber grading has changed three times in the last decade. Most contractors are still reading grade stamps based on rules that expired in 2018. Here’s what the current standards actually require.

Construction

March 2, 2026 Jessica Navarro

You’re Pouring Concrete Wrong. The Curing Science Proves It.

Most residential foundations are stripped too early, cured too fast, and tested too late. The ACI research on curing time vs. compressive strength is unambiguous — and widely ignored.

Workforce

March 2, 2026 David Kessler

Why Your Best Workers Leave (and What the Research Says You Can Do About It)

Turnover in residential construction runs 60% annually. Exit interview research points to three fixable causes that have nothing to do with pay.

Workforce

March 2, 2026 Riya Patil

Every Dollar Spent on Safety Training Returns Four in Lower Premiums

A ten-year study of workers’ comp claims across 2,000 residential contractors found a consistent 4:1 return on safety training investment. The carriers already know this. Most contractors don’t.

Workforce

March 2, 2026 Chris Carter

The “Labor Shortage” Is a Training Shortage. Here’s the Data.

Everyone says they can’t find workers. The research says the pipeline exists — the industry just stopped investing in it. What the numbers actually show about apprenticeship completions, wage competitiveness, and retention.