§11.34. When may a trustee use a Type A procedure? — Inbound Citations

(vi) Any other Assessment Plan costs for activities authorized by §§ 11.30 through 11.38.

(b) The Assessment Plan must identify whether the authorized official plans to use a type A procedure, type B procedures, or a combination. Sections 11.34 through 11.36 contain standards for deciding which types of procedures to use. The Assessment Plan must include a detailed discussion of how these standards are met.

(a) If the natural resource trustee determines under § 11.34 that a Type A procedure is available, the trustee must then decide whether to use that procedure or use a Type B procedure. The trustee must make this decision by weighing the difficulty of collecting site-specific data against the suitability of the averaged data and simplifying assumptions in the Type A procedure for the release being assessed. The trustee may use a Type B procedure if they can be performed at a reasonable cost and if the increase in accuracy provided by those procedures outweighs the increase in assessment costs.

(5) Explain how conditions for using a Type A procedure listed in § 11.34 are met;