EP 1110-2-13
28 Jun 96
(7)
The estimated cost for construction.
design procedures given in ER 1110-2-1155 will be
followed.
If a determination on whether a problem exists cannot
be made during the preparation of the evaluation
a. Dam Safety Assurance Evaluation Report. A
report, then the need for special engineering
reconnaissance will be conducted and a report prepared
investigation(s) will be identified and justified in the
covering preliminary evaluation of work items
report. In those instances where there is need for both
considered necessary to upgrade the project. Format and
a special engineering investigation and follow-on
content of the evaluation report will follow the
investigations of known problems, both will be
requirements given in Appendix C of ER 1110-2-1155.
identified in the report. In addition, a plan of study
Detailed field investigations and office studies will be
and cost estimate for the special engineering investiga-
kept to a minimum. The report will be designed to
tion(s) will be included.
Special engineering
develop a basis for decision on:
investigations are those extensive and complex
investigations that may be required to determine
(1) The need for and justification of the
the need for and/or scope of remedial construction.
modification for dam safety.
Special investigations include hydraulic modeling and
geological and seismic investigations.
(2) The appropriateness of funding under the
Dam Safety Assurance Program.
b. Design memorandum. For major dam
safety modifications, a DM is usually prepared
(3) Whether the work requires additional
following approval of the evaluation report and any
authorization.
special investigations. Content of the DM will follow
the requirements given in Appendix D of ER 1110-2-
(4) Whether the work is subject to cost-sharing
1155. The initial DM will present the results of the
and identification and the views of the cost sharing
evaluation report and any special engineering
partner.
investigations and make final recommendations
concerning the need for and/or scope of the proposed
(5) The
scope
and
cost
of
subsequent
modification. Included with this recommendation will
investigations.
be the estimated cost, schedule for construction, and
design of the approved plan. This will provide the
(6)
The scope and cost of design requirements.
basis for preparation of plans and specifications.
5-4
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