If the approved remediation objectives for any regulated
substance of concern established under Sections
740.440
and
740.445
of this Part are less than the levels at the remediation site prior to any
remedial action, the RA shall prepare a Remedial Action Plan. The plan shall
describe the proposed remedy and evaluate its ability and effectiveness to
achieve the remediation objectives approved for the remediation site
[415 ILCS
5/58.6(d) ], including but not
limited to:
a) Executive summary. This
chapter shall identify the objectives of the Remedial Action Plan and the
technical approach utilized to meet such objectives. At a minimum, this chapter
shall include the following elements:
1) The
major components (e.g., treatment, containment, removal actions) of the
Remedial Action Plan;
2) The scope
of the problems to be addressed by the proposed remedial action(s) including
the specific contaminants of concern and the physical area to be addressed by
the Remedial Action Plan; and
3)
Schedule of activities with estimated dates of completion through the recording
of the No Further Remediation Letter or execution of an IDOT Memorandum of
Agreement (MOA) under Section
740.621
of this Part or a LUC MOA under Section
740.622
of this Part;
b)
Statement of remediation objectives or reference to Remediation Objectives
Report;
c) Remedial technologies
selected. This chapter shall describe how each major remedial technology
identified in the Remedial Action Plan fits into the overall strategy for
addressing the recognized environmental conditions at the remediation site,
including but not limited to:
1) Feasibility
of implementation;
2) Whether the
technologies will perform satisfactorily and reliably until the remediation
objectives are achieved;
3) Whether
remediation objectives will be achieved within a reasonable period of time;
and
4) If applicable, a request for
a soil management zone under Section
740.535
of this Part describing the steps that will be taken to ensure compliance with
the requirements for soil management zones;
d) Confirmation sampling plan. This chapter
shall describe how the effectiveness of the remedial action will be measured.
At a minimum, a site-specific sampling plan and quality assurance project plan
must be prepared in accordance with the provisions set forth in Section
740.415(d)
of this Part;
e) Current and
post-remediation use of the property;
f) Applicable engineered barriers,
institutional controls, and groundwater monitoring. This chapter shall describe
any such controls selected or relied upon in determining or achieving
remediation objectives, including long-term reliability, operating and
maintenance plans, and monitoring procedures;
g) Appendices. References and other
informational sources should be incorporated into the appendices; and
h) Licensed Professional Engineer affirmation
in accordance with Section
740.410
of this Part.