Okla. Admin. Code § 252:515-7-56
Current through Vol. 42, No. 8, January 2, 2025
Section 252:515-7-56 - Shallow saturated zone investigation(a)Shallow saturated zone encountered. If a saturated zone is encountered above the depth where groundwater was anticipated, drilling shall cease and the following actions taken:(1) note on the borehole lithologic sample log, the initial depth at which the shallow zone was encountered;(2) install and screen a piezometer in the shallow zone; and(3) drill a new boring, to the original proposed total depth, within ten feet of the piezometer.(b)Additional shallow zones encountered. If a shallow saturated zone is encountered in the next three adjacent borehole locations in the approved drilling plan: (1) the drilling plan and preliminary landfill design shall be revised to take into consideration the shallow water table;(2) the subsurface investigation shall be updated and revised as hydrogeologic information becomes available; and(3) a revised drilling plan shall be submitted to the DEQ for approval, with explanation of any changes made to the original plan.Okla. Admin. Code § 252:515-7-56
Added at 20 Ok Reg 1151, eff 6-1-03