Our shotcrete contractor started shooting our residential swimming pool on a Friday and stopped 1/3 of way through the process. They plan to restart and complete shooting the pool the following Monday. This site is in Houston and has been averaging 90+ °F (32 °C) average daily temperatures. Aside from soaking the existing pool structure during the hiatus and additional continuous watering through the 10 days after completion to let concrete cure, what steps do I and the contractor need to make to ensure a cold joint will not fail and leak in the future? I will be able to supervise the second shot. What can I do, or make sure the contractor does, to ensure the structural integrity and quality of my investment?
Wet curing of newly placed concrete is certainly important. Your [...]