MINIMUM SCREEN SIZES

To be eligible for sale in North Carolina: (1) All limestone sold, offered for sale, or distributed on or before June 1, 1981 must meet at least one of the fineness grinds shown as follows: (a) 100 percent must pass through 10 mesh screen; 40 percent must pass through 100 mesh screen; and there shall be an investigational allowance of 5 percent; or (b) calcitic lime or marl must pass 90 percent through a 20 mesh screen and 25 percent through a 100 mesh screen and dolomite lime must pass 90 percent through a 20 mesh screen and 35 percent through a 100 mesh screen; (2) All limestone sold, offered for sale, or distributed after June 1, 1981 must meet at least the fineness grinds shown as follows: (a) calcitic lime or marl must pass 90 percent through a 20 mesh screen and 25 percent through a 100 mesh screen; (b) dolomite lime must pass 90 percent through a 20 mesh screen and 35 percent through a 100 mesh screen; (c) fine granular lime must pass 90 percent through a 20 mesh screen and 10 percent through a 100 mesh screen; (d) pelletized dolomitic lime must pass 90 percent through a 20 mesh screen and 35 percent through a 100 mesh screen before it is pelletized; (e) pelletized calcitic lime must pass 90 percent through a 20 mesh screen and 25 percent through a 100 mesh screen before it is pelletized; and (f) pelletized lime must be manufactured in a manner which will cause it to slake down when it comes into contact with moisture. History Note: Authority G.S. 106-92.16(2); Eff. July 1, 1980; Amended Eff. September 1, 1984; December 3, 1980; Transferred from T02.11D Eff. January 1, 1985; Pursuant to G.S. 150B-21.3A, rule is necessary without substantive public interest Eff. March 26, 2017.