ETL 1110-1-163
30 Jun 96
APPENDIX C: VERTICAL BARRIER WALL DESIGN CHECKLIST
C-1. Vertical Barrier Wall Design Checklist
Have utilities been
researched, identified,
The purpose of this checklist is to prompt the
located, and mapped?
Y__N__N/A__
designer or reviewer to consider all aspects of design.
All major areas of design are covered by the check-
Have boundary surveys been
list. However, the designer or reviewer must refer to
conducted for both the pro-
the narrative and other references for detailed design
ject site and impacted
criteria.
adjoining properties?
Y__N__N/A__
Has a property (deed)
a. Predesign investigations.
search of the site and
(1) Field surveys and record searches.
adjoining property been
performed?
Y__N__N/A__
Have existing documents
(Remedial Investigation,
Has access for offsite
Feasibility Study, etc.)
monitoring been secured?
Y__N__N/A__
been reviewed?
Y__N__N/A__
(2) Geological investigations.
Have recent and historical
aerial photographs
Have the limits of cont-
been obtained?
Y__N__N/A__
amination been
determined?
Y__N__N/A__
Have design or as-built
drawings of the existing
Has material excavata-
site conditions been
bility been evaluated?
Y__N__N/A__
obtained?
Y__N__N/A__
Have groundwater condi-
Has current topographic
tions been evaluated
mapping of the site, pre-
including water levels,
ferably CADD generated
flow directions, con-
with 0.3048-m (1-ft) con-
taminants present and
tour intervals, been
groundwater chemistry?
Y__N__N/A__
obtained?
Y__N__N/A__
Has the depth and con-
Does topographic mapping
sistency of the aquiclude
identify all surface
been determined along
features (e.g., fences,
the vertical barrier
trees, and buildings)?
Y__N__N/A__
wall alignment?
Y__N__N/A__
Have existing monitoring
Have the subsurface geo-
wells, piezometers, etc.
logic conditions been
been surveyed and horizon-
characterized?
Y__N__N/A__
tal coordinates and verti-
cal elevations determined?
Y__N__N/A__
(3) Vertical barrier wall selection.
Has horizontal and vertical
Have various vertical
control been established
barrier walls been
and documented?
Y__N__N/A__
evaluated for use?
Y__N__N/A__
C-1
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