DEPARTMENT OF THE ARMY
ETL 1110-1-163
U.S. Army Corps of Engineers
CEMP-RT
Washington, DC 20314-1000
Technical Letter
No. 1110-1-163
30 June 1996
Engineering and Design
CHECKLIST FOR DESIGN OF VERTICAL BARRIER
WALLS FOR HAZARDOUS WASTE SITES
4. Discussion
1. Purpose
The document will focus on slurry walls; however,
a. This engineer technical letter transmits a
other types of vertical barrier walls will also be dis-
document for the design of vertical barrier walls for
cussed. The document is divided into two sections, a
hazardous waste sites. The document was developed
narrative section and a checklist. The narrative sec-
to aid in project planning, scheduling, and budgeting;
tion briefly discusses design aspects for vertical
scoping predesign investigations and architect/
barrier walls and provides design references. The
engineer (A/E) services; as a guidance document for
checklist section contains a list of questions covering
design of vertical barrier walls; for use in reviewing
pertinent aspects of design that were discussed in the
A/E products; and as a source for technical
narrative section.
references.
5. Actions Required
2. Applicability
The topics listed in this checklist are to be considered
This letter applies to HQUSACE elements and
in the design of vertical barrier walls for hazardous
USACE commands having hazardous, toxic, and
waste sites. It is strongly recommended that input be
radioactive waste (HTRW) investigation, design, and
sought from the appropriate technical staff for all
remedial action responsibility.
phases of scoping, design, and construction of vertical
barrier walls. The involvement of in-house technical
expertise is essential to providing a cost-effective,
3. References
high-quality service to the customer.
References are listed in Appendix A.
FOR THE DIRECTOR OF MILITARY PROGRAMS:
3 Appendices
APP A - References
Chief, Environmental Restoration Division
APP B - Vertical Barrier Wall
Directorate of Military Programs
Design Considerations
APP C - Vertical Barrier Wall
Design Checklist
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