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Engineer Circulars

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Pub Number Proponent Title Pub Date Latest Review Info
EC 1110-1-110 CECW-EC Policies, Guidance, And Requirements For Elevation Data Management And Coordination 7/31/2018 This Engineer Circular (EC) establishes general criteria and policy for the execution and management of CONUS elevation data throughout the U.S. Army Corps of Engineers (USACE). Reference 4.a. establishes the framework for sharing geospatial data with other Federal, state, and local partners in concert with Executive Order 12906 and this EC outlines specific coordination activities relevant to elevation data and the 3D Elevation Program (3DEP).
EC 1130-2-216 CECW-CO Hydropower Operations and Maintenance Policy Turbine Integrity Inspection Procedure 3/14/2019 This Engineer Circular establishes requirements for the inspection of critical hydropower components whose failure, should it occur, have a high potential of allowing an uncontrolled release of water either into the powerhouse or bypassing the dam.
EC 1130-2-217 CECW-CO-H Hydroelectric Power Operations and Maintenance Guidance and Procedures Power Review of Operations and Maintenance 3/31/2019 This chapter establishes the guidance for the Power Review of Operations and Maintenance (PRO&M) of U.S. Army Corps of Engineers (USACE) hydroelectric power projects
EC 1130-2-218 CECW-CO Hydropower Maintenance Standards 3/31/2019 This EC applies to all USACE elements and all USACE commands having hydropower operations.
EC 1165-2-217 CECW Water Resources Policies and Authorities Review Policy for Civil Works 2/28/2018 This Circular establishes an accountable, comprehensive, life-cycle review strategy for Civil Works products by providing a seamless process for review of all Civil Works projects   from initial planning through design, construction, and Operation, Maintenance, Repair,   Replacement and Rehabilitation (OMRR&R). It provides the procedures for ensuring the quality  and credibility of U.S. Army Corps of Engineers (USACE) decision, implementation, and operations and maintenance documents and work products.
EC 1165-2-220 CECW-ZB Policy And Procedural Guidance For Processing Request To Alter US Army Corps Of Engineers Civil Works Projects Pursuant to 33 USC 408 9/10/2018 The purpose of this Engineer Circular (EC) is to provide policy and procedural guidance for processing requests by private, public, tribal, or other federal entities to make alterations to, or temporarily or permanently occupy or use, any US Army Corps of Engineers (USACE) federally authorized Civil Works project pursuant to 33 USC 408 (Section 408).  Proposed alterations must not be injurious to the public interest or impair the usefulness of the USACE project.
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