“We gave the engineers at Powerblanket the boundary conditions we had to keep the concrete pour within — at least 46⁰F (8⁰C) at the bottom but no warmer than 82⁰F (28⁰C) at the top. IIt was awfully cold, but the blankets kept the concrete temperatures within spec. We achieved the PSI levels we had targeted, and it was a successful operation.”
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