18-29-705.5.1 Caulked joints.

   Joints for hub and spigot pipe shall be firmly packed with oakum or hemp. Molten lead shall be poured in one operation to a depth of not less than 1 inch (25 mm). The lead shall not recede more than 1/8 inch (3 mm) below the rim of the hub and shall be caulked tight. Paint, varnish or other coatings shall not be permitted on the jointing material until after the joint has been tested and approved. Lead shall be run in one pouring and shall be caulked tight. Acid-resistant rope and acid-proof cement shall be permitted.

18-29-705.5.2 Compression gasket joints.

   Compression gaskets for hub and spigot pipe and fittings shall conform to ASTM C564 and shall be tested to ASTM C1563. Gaskets shall be compressed when the pipe is fully inserted.

(Amend Coun. J. 10-14-21, p. 37722, Art. VII, § 5)

18-29-705.5.3 Mechanical joint coupling.

   Mechanical joint couplings for hubless pipe and fittings shall consist of an elastomeric sealing sleeve and a metallic shield that comply with CISPI 310, ASTM C1227 or ASTM C1540 . The elastomeric sealing sleeve shall conform to ASTM C564 or CSA B602 and shall be provided with a center stop. Mechanical joint couplings shall be installed in accordance with the manufacturer's installation instructions.

(Amend Coun. J. 10-14-21, p. 37722, Art. VII, § 5)

18-29-705.6 Concrete joints.

   Joints between concrete pipe or fittings shall be made with an elastomeric seal conforming to ASTM C443, ASTM C1173, CSA A257.3 or CSA CAN/CSA B602.

18-29-705.7 Copper pipe.

   Joints between copper or copper-alloy pipe or fittings shall comply with Sections 18-29-705.7.1 through 18-29-705.7.5.

18-29-705.7.1 Brazed joints.

   All joint surfaces shall be cleaned. An approved flux shall be applied where required. The joint shall be brazed with a filler metal conforming to AWS A5.8.

18-29-705.7.2 Mechanical joints.

   Mechanical joints shall be installed in accordance with the manufacturer's instructions.