The danger zone occurs when the in-place concrete drops below freezing before it achieves roughly 500 psi (3.4 MPa). At that ...
Our interview with Kyle Tourjé of Alpha Structural Inc. on improving earthquake resilience when placing concrete.
Letter writer supports Heidelberg's plan to restart concrete batch plant on Spencer Street, near the aquarium.
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback