CEMP-E
TI 809-28
15 September 1999
FOREWORD
These technical instructions (TI) provide design and construction criteria and apply to all U.S.
Army Corps of Engineers (USACE) commands having military construction responsibilities. TI
will be used for all Army projects and for projects executed for other military services or work for
other customers where appropriate.
TI are living documents and will be periodically reviewed, updated, and made available to users
as part of the HQUSACE responsibility for technical criteria and policy for new military
construction. CEMP-ED is responsible for administration of the TI system; technical content of
TI is the responsibility of the HQUSACE element of the discipline involved. Recommended
changes to TI, with rationale for the changes, should be sent to HQUSACE, ATTN: CEMP-ED,
20 Massachusetts Ave., NW, Washington, DC 20314-1000.
TI are effective upon issuance. TI are distributed only in electronic media through the
TECHINFO Internet site http://www.hnd.usace.army.mil /techinfo/index.htm and the
Construction Criteria Base (CCB) systems maintained by the National Institute of Building
Sciences at Internet Site http://www.nibs.org/ccb/. Hard copies of these instructions produced
by the user from the electronic media should be checked against the current electronic version
prior to use to assure that the latest instructions are used.
FOR THE COMMANDER:
DWIGHT A. BERANEK, P.E.
Chief, Engineering and Construction Division
Directorate of Military Programs