702.5 Temperature rating.

Where the waste water temperature will be greater than 140°F (60°C), the sanitary drainage piping material shall be rated for the highest temperature of the waste water.

702.6 Chemical waste system.

A chemical waste system shall be completely separated from the sanitary drainage system. The chemical waste shall be treated in accordance with Section 803.2 before discharging to the sanitary drainage system. Separate drainage systems for chemical wastes and vent pipes shall be constructed in accordance with Section 803.3.

702.7 Lead bends and traps.

The wall thickness of lead bends and traps shall be not less than 1/8 inch (3.2 mm).

Section PC 703: Building Drain

703.1 Building drain pipe near the water service.

Where the building drain is installed underground and within 5 feet (1524 mm) of the water service, as provided for in Section 603.2, the building drain pipe shall conform to one of the standards for, cast-iron pipe, copper or copper-alloy tubing, or ductile iron listed in Table 702.3.

703.2 Drainage pipe in filled ground.

Where a building drain is installed on filled or unstable ground, the drainage pipe shall conform to one of the standards for, cast-iron pipe, copper or copper-alloy tubing, ductile iron, nonasbestos fiber cement or concrete pipe listed in Table 702.3.