NAC445A.66305. “Reaction blocking” defined.

Latest version.

“Reaction blocking” means the strategic placement of a block of concrete between a fitting and undisturbed soil at the side or bottom of a pipe trench, to prevent the movement of pipes, tees, crosses, valves, bends, hydrants and other appurtenances of a water system from forces that result when water is under pressure and in motion.

(Added to NAC by Bd. of Health, eff. 2-20-97)

                    
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