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Appendix H - Detailed Description of Alternative 6: DoEIRI.-2001-1t<br />

Close in Place - Collapsed Structure Rev. o i ljrafi n<br />

RedlincLStrikeoul<br />

1 11.3.2 Revegetatesite<br />

ATTACHMENT Hl -FUNCTIONAL HIERARCHY<br />

2 H.3.2.1 Prepare all disturbed areas and engineered barrier for seeding<br />

3 11.3.2.2 Apply approved seed mix and soil fixative<br />

4 H.3.3 Pick up and clean the complex<br />

5 H3.3.1 Remove excess equipment and materials<br />

6 H3.3.2 Conduct final walkdown<br />

7 113A Sustain Post Closure<br />

8 H.3.4.1 Establish institutional controls<br />

9 H.3.4.1.1 Establish access restrictions<br />

10 H.3.4.1.2 Establish deed restrictions<br />

11 H.3.4.1.3 Establish restrictions on use of the complex<br />

12 H.3.4.2 Maintain monitoring system<br />

13 H.3.4.2.1 Monitor groundwater<br />

14 H.3.4.2.2 Monitor neutron probes below engineered baaier<br />

15 H3.4.2.3 Periodically inspect barrier for erosion & settlement<br />

16<br />

Final Ftasibility StndyjordreCanyon Disposition fnhiative (221-U Facility)<br />

m ?tXl H-31

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