Section 1.61 - Retrievable Disposal Technologies(1) Any disposal method utilized at a facility shall permit retrieval and monitoring of the waste. Except as provided in 345 CMR 1.61(3), any disposal method that satisfies this criterion may be utilized at a facility if permitted by its license, whether or not such method is listed in 345 CMR 1.61(2).(2) Disposal methods that shall be presumed capable of satisfying the requirements of 345 CMR 1.61, under appropriate conditions, shall include:(a) below-ground modular concrete canister disposal;(d) borehole or augured holes;(f) above-ground vaults with earthen cover;(g) above-ground modular canisters;(h) above-ground modular canisters with earthen cover; (i) above ground vaults with modular canisters; (j) a combination of these technologies.(3) No disposal facility in the Commonwealth shall utilize: (c) intermediate depth disposal; or(d) earth-mounded concrete bunker disposal.