720.1WATER FOR MIXING OR CURING CEMENT CONCRETE, MORTAR, OR GROUT —Use water
conforming to ASTM C1602 that is reasonably clean, free from vegetable matter, oil, acid, alkali, sugar, or other substances injurious to the finished product.
720.2WATER FOR USE OTHER THAN IN MIXING OR CURING CEMENT CONCRETE, MORTAR, OR
GROUT—Suitable clean water may be used without testing. If the water source is relatively shallow, enclose the intake to exclude silt, mud, grass, or other undesirable foreign material.
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Source: Publication 408 Highway Construction Specifications, 2026 Edition. Pages 711–0 of 1,522. View official source ↗