- (a) Subject to (b), below, trenches shall be separated by at least 2 feet of undisturbed soil or fill meeting the requirements specified in Env-Wq 1021.03(b).
- (b) Any trench of 48 to 60 inches in width which is greater than 3 feet below original grade shall be separated a minimum of 3 times the width.
- (c) The maximum trench width shall be 60 inches.
Source. (See Revision Notes #1 and #2 at chapter heading for Env-Wq 1000) #11184, eff 10-1-16; ss by #14486, eff 2-1-26, EXPIRES: 2-1-36