CECW-ED Department of the Army EM 1110-2-3001U.S. Army Corps of EngineersEngineer Washington DC 20314-1000 5661 d 01110-2-3001 ManualEngineering and DesignPLANNING AND DESIGN OFHYDROLECTRIC POWER PLANT STRUCTURESDistributionRestrictionStatementApproved for public release; distribution isunlimited.
U.S.ArmyCorpsofEngineers DEPARTMENTOFTHEARMY Washington DC20314-1000
30 April 1995
PLANNINGANDDESIGNOFHYDROELECTRIC Engineering andDesign POWERPLANTSTRUCTURES
1. Purpose. This manual provides guidance for structural planning and design of hydroelectric powerplants.
2. Applicability. This manual applies to HQUSACE elements major subordinate mands districts laboratories and field operating activities having responsibility for design of civil works projects.
FOR THE COMMANDER:
No.1110-2-3001 Manual
10 October 2008
Engineering and DesignPLANNING AND DESIGN OF HYDROELECTRIC POWER PLANT STRUCTURES
1. This is change 1 to EM 1110-2-3001 30 April 1995; it updatcs Appendix B that tabulatesturbine and gencrator data.
2. Substitute the attached pages:
3. File this change in frunt of Che publication for reference purposes.
FORTHECOMMANDER:
U.S.ArmyCorpsofEngineers DEPARTMENTOFTHEARMY Washington DC20314-1000
PLANNINGANDDESIGNOFHYDROELECTRIC Engineering andDesign POWERPLANTSTRUCTURES
Table of Contents
Interior Details 3-4 3-6Painting Schedule of Finishes 3-6 3-5 3-6 3-6Design Memorandum Drawings 3-7 3-8 3-7 3-7
Purpose and Scope . Introduction 1-1References Applicability 1-2 1-2Codes 1-4Criteria Hydroelectric Design Center 1-6 1-5
Structural Requirements Chapter4
Design Stresses... Design Loads 4-2 4-1 4-1 4-1Stability Analysis 4-3 4-3Subgrade Conditions and Treatments 4-4 4-5Foundation Drainage and Grouting - 4-5 4-5Substructure Functions andJoints Components ... 4-6 4-6 4-5Draft Tubes Waterstops 4-8 4-9 4-8 4-8Spiral Cases 4-10 4-8Bulb Turbine Supports Generator Pedestals 4-12 4-11 4-10 4-10Types of Superstructures Superstructure-Indoor 4-13 4-10Powerhouse 4-14 4-11Penstocks and Surge Tanks Intakes. 4-15 4-16 4-12 4-14Reinforcing Steel Switchyard Structures 4-17 4-18 4-16 4-17Encasement of StructuralRetaining Walls Steel 4-19 4-20 4-17 4-17
Chapter 2
General Requirements
Location of Powerhouse Location of Switchyard . 2-2 2-1 2-1 2-1Highway and Railroad Access Other Site Features 2-4 2-3 2-1 2-1Types of PowerhouseSelection of Type of Structures 2-5 2-1General Arrangement of Powerhouse 2-6 2-2Powerhouse 2-7 2-2Location of Main Transformers 2-8 2-3Powerhouse and Switchyard Equipment 2-9 2-3Powerhouse AuxiliaryEquipment 2-10 2-4
Chapter3
ArchitecturalRequirements
Exterior Design 3-1 3-1Interior Design Exterior Details 3-2 3-3 3-1 3-2
EM 1110-2-300130 Apr 95
Subject Paragraph Page Subject Paragraph PageArca Drainage 4-21 4-17 Tunnels in Rock Abutments 6-4 6-2Chamfers Grooves and Rustications 4-22 4-17 Free Standing Penstock Within Cut and Cover Conduits 6-5 6-2Chapter5 Conduits 6-6 6-2Physical Security AppendicesProtection Plan 5-1 5-1Retrofitting Existing Projects Chapter 6 Appendix A ReferencesHydraulic Design General 1-9 6-1 Appendix BConsiderations . 6-2 6-1 Tabulation of Generator and Turbine DataGeotechnical Considerations 6-3 6-2
