Construction

Academic research on construction scheduling overwhelmingly supports pull planning over push planning for residential projects. Most builders have never heard of it.

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.

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.