Cold joint compound (tar base) for clay and concrete pipe shall not be water absorbent, and shall bond itself to vitrified clay and concrete pipe. Half of the joint must be packed with oakum, and the remainder with cold tar compound.
L 2007 c 140 art 6 s 15; art 13 s 4
May 14, 2012
Official Publication of the State of Minnesota
Revisor of Statutes