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Appendix F - Detailed Description of Alternative 3: noFIRL-2001-I1<br />
Entombment with Internal Waste Disposal Rev. A 1 Drafi ti<br />
I<br />
Redlinc/Strikeout<br />
ATTACHMENT Fl - FUNCTIONAL HIERARCIIY<br />
1 F.1.3.2.1 Size and dismantle equipment from canyon floor<br />
2 F. 1.3.2.2 Place canyon eqmt into cells<br />
3 F.1.3.2.3 Fog cell/eqmt with fixative<br />
4 F.1.3.2.4 Grout cells and replace cover blocks<br />
5 F.132.5 Pressure grout cells once cover blocks in place<br />
6 F.1.3.2.6 Remove pipe from Operating Gallery to allow container<br />
7 placement.<br />
8 F.1.3.2.7 Remove the bails from the cc1l cover blocks<br />
9 F.1.3.3 D&D Railroad Tunnel<br />
10 F.I.3.3.1 Remove soil cover from rail tunnel<br />
1I F. 1.3.3.2 Fix contamination on tunnel interior<br />
12 F.1.3.3.3 Demolish rail tunnel. Clear demolition debris to allow truck<br />
13 access to Cell 3.<br />
14 F.13.3.4 Place containerized and other wastes into Cell 3 (rail tunnel)<br />
15 F.1.3.35 Construct concrete wall to close rail tunnel opening in canyon<br />
16 F.1.3.3.6 Grout Cell 3 solid with covers in place<br />
17 F.1.3.3.7 Place demolition debris into tunnel section (inner half)<br />
18 F.1.3.3.8 Fill voids if found in demolition debris w/ flowable grout<br />
19 F.1.3.4 Hot Pipe Trench<br />
20 F.1.3.4.1 Remove Cover blocks<br />
21 F.1.3.4.2 Fog trench/piping with fixative<br />
22 R1..3.4.3 Grout pipe trench full with pipes in place and replace cover<br />
23 blocks<br />
24 F.1.3.4.4 Pressure grout trench once cover blocks in place<br />
25 F.1.3.4.5 Remove the bails from the hot pipe trench cover blocks<br />
26 F.1.3.5 Remove Surface Contamination<br />
27 R.1.3.6 Fix contamination on 22I-U interior surfaces<br />
28 F.1.3.6.1 Building interior (canyon walls, floor & roof)<br />
29 F.I.3.6.2 Inspect and verify<br />
30 F.1.4 Modify external area<br />
31 F.1.4.1 Disposition external aboveground legacy structures and systems within<br />
32 the environmental cap footprint<br />
33 F.1.4.1.1 Disposition 276-U Solvent Recovery Facility<br />
34 F.1.4.1.2 Disposition 271-U office building<br />
35 F.1.4.1.3 Disposition Front and Rear Stairs for 221-U<br />
36 F.1.4.1.4 211-U Tank Fann and 211-UA Tank Farm<br />
37 F.1.4.1.5 Disposition 241-WR Vault'I7torium Storage<br />
38 F.1.4.1.6 Disposition 2714-U Warehouse<br />
r"^\39 F.1.4.1.7 Disposition 275-UR Chemical Storage Warehouse<br />
40 R1.4.1.8 Disposition 200-W-44 Sand Filter<br />
41 F.1.4.1.9 Disposition 291-U Process Unit Plant<br />
Final Feasibillry Study jor thc Canyon Disposition Initlative (221-U Fatility)<br />
J une 2 3 F-30