(1) The owner proposing a new LOSS shall submit to the department:

(a) A copy, in electronic format acceptable to the department, of the predesign report that meets the requirements of WAC 246-272B-03000 that is prepared, stamped, signed, and dated by a design engineer; and

(b) The base fee as established in WAC 246-272-3000.

(2) After reviewing all submitted information, the department shall provide a written notice of determination to the owner.

(a) If the conceptual treatment design appears to be viable, the notice of determination must include an invoice for the inspection fee as established in WAC 246-272-3000, and instructions to proceed to the site inspection.

(b) If the conceptual treatment design is not viable, the notice of determination must include an invoice for all unpaid fees, the reasons for the determination, and a statement that the department is discontinuing review of the project.

(3) Upon receiving the notice to proceed, the owner may proceed with the site inspection. To proceed, the owner shall:

(a) Schedule the site inspection with the department, design engineer and the person who prepared the soil logs if different than the design engineer; and

(b) Pay the inspection fee established in WAC 246-272-3000.

(4) After receiving the fee, the department shall inspect the proposed LOSS site with the design engineer and the person who prepared the soil logs, if different than the design engineer, to:

(a) View test pits;

(b) Verify soil type and other predesign report information; and

(c) Determine if more information or changes are needed, including laboratory analysis of soil consistent with WAC 246-272B-03400.

(5) After reviewing all submitted information, the department shall provide a written notice of determination to the owner.

(a) If the department determines that the soil and site information is consistent with the conceptual treatment design, the notice of determination must include the maximum loading rate and instructions to proceed to the environmental review.

(b) If the department determines that the soil and site information is not consistent with the conceptual treatment design, the notice of determination must include an invoice for all unpaid fees, the reasons for the decision, and a statement that the department is discontinuing review of the project. Once the department discontinues review, the LOSS project ends. The department shall treat any future LOSS project submittals involving the same location as a new LOSS project subject to the requirements of subsection (1) of this section.