A Balancing Act: Dams, Levees and Ecosystems

TUESDAY
1A: Conference Theme - Sustainability
- BENEFITS OF USING EXISTING DAMS FOR FLOOD MITIGATION IN THE MOODNA CREEK WATERSHED, ORANGE COUNTY, NY
-Ecosystem Considerations in Dam Safety Inspection and O&M
-The Many Lives of The Hillsborough River Dam, Tampa, FL
-An Evaluation of the Capacity of Coastal Spillways under Projected Sea Level Rise and Storm Surge Conditions

1B: Earthquakes - Concrete I
- ANALYSIS OF PERFORMANCE BASED TESTING OF LOWER BAKER DAM
- Williams Fork Dam; Methods to Better Understand Seismic Behavior
- NEW INSIGHTS INTO SEISMIC DESIGN AND SAFETY EVALUATION OF DAM APPURTENANT STRUCTURES AND EQUIPMENT
- Gross Dam - Raising Sigma to the 10,000 Year Return Period

1C: Oroville Dam Spillway Incident
- EROSION PROTECTION FOR THE EMERGANCY SPILLWAY AT OROVILLE DAM
- The Oroville Dam Crisis: Warning and Human Response
-Emergency Response Monitoring for Oroville Spillway

1D: Tailings Dams and CCR
-Conclusions from evaluation of tailings dam incidents
-USSD Workshop Summary: Lessons Learned from Recent Tailings Dam Failures and Path Forward
- When a CCR Impoundment is Not a Tailings Dams
- NUMERICAL ANALYSIS OF DISPLACEMENTS IN THE POST-EXPLOITATION PERIOD OF TAILINGS DAMS WITH A COMBINED CONSTRUCTION METHOD
- Argonaut Dam Remediation

1E: Embankment Dams I
- Selecting a Geomembrane System for a Lined Embankment Dam and Reservoir Project
- Raw Water Storage Impoundment on Critical Path for Savannah Harbor Expansion Project
- Defect Seepage Modeling
- Bel Air Impoundment - Do All Dams Need A Drain?

2A: Reservoir Sediment Management
-
Review of the Reservoir Sedimentation Information (RSI) Database and Inventory of Known Sediment Issues at USACE Reservoirs
- A Comparison of Reservoir Storage Capacity and Sediment Depletion
- Sediment Dredging of Reservoirs for Long-Term Sustainable Management
- Three-Dimensional Evaluation of Bathymetric Change and Sediment Infill in a Hydropower Reservoir.

2B: Earthquakes - Concrete II
- PREDICTING DAM RESPONSE TO SEISMIC LOADING CONDITIONS USING PERFORMANCE BASED TESTING
- A SYSTEMS-BASED CHARACTERIZATION OF FOUNDATION INTERACTION EFFECTS IN CONCRETE DAMS
- Direct FE Method for Nonlinear Earthquake Analysis of Concrete Dams: Simplification, Modeling and Practical Implementation
- Considerations Regarding Analysis Parameters for Two-Dimensional Nonlinear Seismic Response Analysis of a Concrete Gravity Dam
- Nonlinear Seismic Analysis of an Arch Dam

2C: Construction - River Diversions
- Addressing Site Specific Challenges by Staged Construction of the Red Rock Hydroelectric Project
- Cellular cofferdams as permanent hydropower dam structures
- NOT GIVING UP HOPE – THIRD TIME’S THE CHARM WITH HOPE MILLS DAM
- The Life and Death of TED (the temporary embankment dam at the new Folsom Dam auxiliary spillway)
- Design and Construction of the New Folsom Dam Auxiliary Spillway Approach Channel
- Ensuring Dam Safety without a Spillway during Construction at Anderson Dam

2D: Foundations
- Mosul Dam -- An Epoch in the Making
- Mosul Dam Grounting: Listening to the Telltale Signs of the Ground
- Final Results of 3D Geologic Modeling at Boundary Dam: from Abutment Stability to Rock Block Stabilization
- A Comparison of Barrier Wall Types and Methods for Controlling Seepage through Embankment Dams and Levees
- Large slope and foundation stability problems of three dams
- CHALLENGES & LEARNINGS IN EXECUTION OF SPILLWAY FLIP-BUCKET-A CASE STUDY OF KOLDAM HEP
- Comparison of Measuring Effective Grouting Pressures

2E: Dam Safety I
- Using Semi-Quantitative Risk Assessment to Allow Safe Storage in a Reservoir
- Remote Sensing Inventory of Previously Undocumented Dams
- Evaluating Leakage Through the Rock-Filled Juranah Dam
- Risk Informed Design of Large Concrete (RCC) Dams in High Seismic Hazard Region
- Balancing Risk and Resource Values at Grama Dam & Comanche Dam
- South Bay Seismic Retrofits: Project Updates

2F: Levees I
- Characterizing the Reliability of Earthen Levees using System Response Curves Derived from Uncertainty Analysis of Geotechnical Simulation Models
- Critical Pool Level for Drawdown Analysis of Earth Embankment Dams
- Reliability Underseepage Assessment of Levees Incorporating Geomorphic Features
- Parametric Study of Levee Saturation for Undrained Rapid Drawdown Analysis
- Transient SEEP2D for Finite Element Seepage Modeling of Levees with Enhanced Features

Poster Session
- Flood Risk Management during a Dam Safety Modification
- Consequence Assessment to Support the Mactaquac Dam Safety Risk Analysis
- Suspended-Sediment-Concentration Measurement and Freeze-Core Sediment Sampling: Development, Design and Evaluation Testing of two Innovative Techniques
- OPTIMIZATION OF HYDRAULIC STRUCTURE INSPECTION INTERVALS USING REINFORCEMENT LEARNING: PART I - OVERVIEW
- Ring Levee Certification Case Study – A Complex Hydrologic and Hydraulic Approach to Interior Drainage
- Best Practices for Soil Drilling, Sampling, and Logging of Borehole Subsurface Explorations
- Influence Factors on Discharge Capacity of PVDs for Improving Weak Foundations of Dam
- Indian Lake Dam Rehabilitation - Not Your Ordinary Labyrinth Spillway Design
- THE EVOLUTION OF FOUNDATION MAPPING TECHNIQUES
- ENHANCING DAM SAFETY IN THE CITY OF DALLAS

WEDNESDAY
3A: Earthquakes - Embankments I
- Liquefaction of Gravelly Soils: A Gray Area in Engineering, Design and Rehabilitation of Embankment Dams
- Cyclic Soil Behavior of Common Consititutive Models used in Non-Linear Deformation Analyses of Embankment Dams
- Seismic Remediations at Lost Creek Dam
- Fundamental Period of Embankment Dams Based on Strong Motion Records

3B: Embankment Dams II
- CALGARY FLOOD PROTECTION PROJECT - GEOTECHNICAL CONSIDERATIONS FOR DESIGN OF AN OFF-STREAM EARTHFILL DAM
- Analysis of an Earth Dam Potentially Affected by Seepage from a Power Tunnel Beneath, Pressurized with the Full Reservoir Head
- IMPROVEMENTS TO MODELING OF INTERNAL EROSION IN EARTHEN EMBANKMENT DAMS
- APPLICATION OF A GEOPHYSICAL SEEPAGE-DETECTION METHOD TO DAMS
- Microbially Induced Calcite Precipitation (MICP) to Mitigate Contact Erosion in Earth Embankment Dams and Levees

3C: Underwater Construction
- Relining Willow Creek Outlet Works in the Dry, Divers Help Get a Seal
- Up on Cripple Creek
- UNDERWATER OPERATIONS FROM AN OWNER’S PERSPECTIVE
- Tolt Ring Gate System Rehabilitation

3E: Dam Safety II
- Generalized Programmatic Framework for Spillway Inspection and Potential Failure Modes Assessment
- Observations and Lessons Learned from FERC’s Spillway Inspection Initiative
- REDUCING RISK OF DAM FAILURE WITH A ROBUST OWNER’S DAM SAFETY PROGRAM: YOU DON’T WANT TO BE “THAT PERSON”
- Do No Harm . . . And the Importance of Owner, Regulator and Consultant Collaboration When You Do
- Are You Looking over my Shoulder? Independent External Peer Reviews of the USACE Dam Safety Program
- Dam Safety Program Manuals – Best Practices for Dam Owners

3F: H&H - Calibration and Validation
- Simplified Methods of Analyzing the Verifying the Current Inflow Design Floods for Low and High Hazard Dams
- Hydrologic and Hydraulic Model Calibration and Validation State of the Practice and Needs Assessment
- Calibration and Validation of Data and Models for Flood Frequency Analysis
- HEC-HMS Calibration Capability Development and Application

4A: Earthquakes - Embankments II
- Dynamic Deformation Analysis for the Candelaria Rockfill Dam: Constitutive Model Matters
- Seismic Risk Screening of Embankment Dams
- SOIL STRENGTH MEASUREMENT OVER A RANGE OF STRAINS FOR EMBANKMENT DAM DEFORMATION MODELING
- Fragility curves for hardfill dams under seismic loading

4B: H&H - Dam Break and Reservoir Modeling
- Case Studies of Rapid Dam Breach Modeling during Flood Events
- Influence of Breach Parameter Uncertainty on Dam-Break Flood Modeling and Mapping with DSS-WISE™ Lite
- Probabilistic Dam Breach Modeling using HEC-RAS and McBreach
-
Rapid Response Flood Inundation Modeling of a Compromised Coastal Levee System during Hurricane Season
- WHEN A 2-DIMENSIONAL DAM BREACH MODEL LEADS TO FLOODPLAIN REVISIONS, RISK INFORMED URBAN RE-DEVLOPMENT, AND GREEN INFRASTRUCTURE IMPROVEMENTS
- Corps Water Management System Implementation and Applications in Mobile District of USACE

4C: Construction - Rehabilitation I
- Challenging “About-Face” for Courtright Dam
- Chilhowee Dam North Embankment Piping Repair
- REHABILITATION OF KEBAR DAM, THE WORLD’S OLDEST OPERATING MASONRY DAM
- How to Evaluate Prestressed Legacy Anchors in Dams
- BALANCING COSTS AND BENEFITS: VALUE ENGINEERING OF NATIVE AMERICAN DAMS THROUGHOUT THE UNITED STATES
- USING SOIL-CEMENT TO CONSTRUCT AN OVERTOPPING GRAVITY DAM

4D: Conference Theme - Water Quality and Supply
- Tidal Tributary Restoration by Modification of Salinity Control Structures
- A View from the Trenches – Lessons Learned Planning and Permitting New Water Storage Projects
- Boundary Dam TDG (Total Dissolved Gas) Analysis Using CFD model (FLOW-3D)
- Environmental Recovery from Siltation and Dam Failures along St Vrain Creek, Colorado
- Getting out of the Rough: Designing and Constructing Above Ground Impoundments to Suit Florida’s Water Quality and Supply Needs

4E: Dam Safety III
- Proactive Thinking in Dam Safety
- Nepal Dam Safety Inspections and Insights
- The Use of Probabilistic Techniques to Supplement Deterministic Dam and Levee Design Methodologies
- Integrating Dam Safety Risk into a Traditional Dam Design Project
- The Big f-n Plotting Style: Right for Every Organization?
- Moving Towards Risk Informed Design Standards for Dams and Levees

4F: Levees II
- BACKWARD EROSION PIPING FLUME TESTS FOR MAGNOLIA LEVEE
- Comparing Erodibility Measurements from JET Method to Those from Experimental Levee Breach Tests of Cohesive Soils
- Evaluating Unpermitted Encroachments in Levee Systems
- Design and Construction Challenges for Offstream Reservoir Earthen Embankment Seepage Systems
- Cost Effective Geotechnical Engineering Design through Independent Review

5A: Earthquakes - Embankments III
- Dynamic Behavior of CFEDs Subjected to Strong Seismic Excitation and a Case Study
- Site Characterization and Seismic Stability Analysis of Stone Canyon Dam
- Seismic Evaluation of Electric Lake Dam Using Two-Dimensional and Three-Dimensional Methods

5B: H&H - Spillway Modeling
- Why CFD Modelling Should Be a Spillway Designer’s Best Friend
- APPLICATIONS OF CFD AT HYDRAULIC STRUCTURES IN SELECT LEVEES IN SOUTH FLORIDA
- Developing Hydraulic Design Criteria for a Fusegate Semi-Labyrinth Weir using 2D and CFD Models at Duke Energy’s-Cedar Cliff Hydroelectric Development
- Physical Modeling of Air Demand at Cedar Cliff Dam
- CFD Modeling of Piano Key Weirs: Validation and Numerical Parameter Space Analysis
- Size-Scale Effects and Piano Key Weir Hydraulics

5C: Construction - Rehabilitation II
- AN UPDATE ON LA ROMAINE COMPLEX, THE MOST IMPORTANT HYDROELECTRIC PROJECT UNDER CONSTRUCTION IN NORTH AMERICA
- C.W. Bill Young Regional Reservoir Rehabilitation Project
- Design and Construction of the Oakdale Hydroelectric Project Spillway Capacity Expansion
- Swan Lake Dam Raise

5D: Environment: Habitat and Species
- Decision Making for Ecological Habitat Restoration at Decommissioned Ash Impoundments
- Can Raptors Protect Levees Better than Rodenticides?
- Considerations for Wildlife During Design, Construction and Operation of the C-44 Project
- Fish Passage Facilities at the Alameda Creek Diversion Dam, Final Design and Construction Update, California

5E: Concrete
- Discussion on the Application of Advanced Finite Element Technology to Dam Engineering
- Uncertainty Quantification in Probabilistic Assessment of Concrete Dams: Cloud Analysis
- Research Needs for Concrete Dams
- Concrete Tensile Strength Derived from Direct and Splitting Tests from Existing Dams
- Concrete Lift Line Shear Strength Parameters Compared to Other Laboratory Determined Properties

6A: Public Safety
- STATISTICS OF PUBLIC SAFEY INCIDENTS AT US DAMS IN 2017
- 3D Modelling of Waterway Barriers – Increasing Public Safety and Material Collection, Bypass, and Removal
- Public Safety American Style – A Case Study of Loudoun Water
- Balancing Dam Safety Risk Communication
- Emergency Response & Recovery
- Emergency Planning for Dams/ Technical Assistance
- Practicing for a Hurricane - A Gate Operations Simulation at Lake Brandt Dam
- Assessment of 2015 South Carolina Dam failures related to offshore Hurricane Joaquin by the GEER team
- Oroville Spillway Incident: A Unified Response

6B: H&H - Big Floods and Spillways
-Storm Transposition Methodology Advancements used in the Bear River Hydroelectric Project Hazards Study
- Determining PMP for Florida-You Can’t Rely on HMR 51
- Exceedance Probability of the Probable Maximum Flood - Implications for Dam Safety Decisions
- PHASED APPROACH TO MODELING FOR BLUESTONE DAM SPILLWAY MODIFICATION
- Physical Model of Spillway and Reservoir Debris Interaction
- Flood Debris Considerations at Dams

6C: Decommissioning
- Subcommittee on Sedimentation Dam Removal Analysis Guidelines for Sediment
- Large Dam Removals for Renewal of the Klamath River
- Balancing Risk, Cost, and Ecosystem Restoration in Dam Removal
- Epic Efforts to Restore a Unique Place on the Rocky River
- Understanding Sediment in Dam Removal

6D: Asphalt Core Dams/Chimney Hollow
- Rockfill Dams: Comparison of CFRDs and ACRDs lternatives - Design, Construction, Monitoring
- Chimney Hollow Reservoir – A Permitting Success Story
- Windy Gap Reservoir Dam Modifications for Improved Aquatic Health
- Chimney Hollow Design Review Process
- Selection of a High Hydraulic Asphalt Concrete Core Dam for the Chimney Hollow Project
- Designing a High Hydraulic Asphalt Core Rockfill Dam for Colorado

6E: Monitoring
- Picking up both ends of the stick: How new applications of old technology increase economic, social, and environmental sustainability.
- Satellite InSAR as an Initial Health Assessment Tool for Dams and Reservoirs
- SUCCESS AND FAILURE OF INSTRUMENTATION PROGRAMS FOR DAMS
- STRUCTURAL VIBRATIONS: SIMPLE APPROACH TO SURVEILLENCE, MONITORING, AND UNDERSTANDING
- Demonstration and Validation of Nondestructive Testing Method for Measuring Forces in Post-Tensioned Trunnion Anchor Rods
- DIGGS Does Dams
- Using Reservoir Level versus Piezometric Measurements (R-P plots) to Evaluate Potential for Backward Piping Erosion

6F: Levees III
- Learning from the Past: Historic Dam & Levee Failures and Near-Failures in Florida
- Risk Analysis Methodologies for Evaluating Urbanized Canals
- Risk Informed Modification Study of Complex Levee Systems: Lower Wood River Case History
- RISK ANALYSIS OF VEGETATION ON LEVEES
- Shallow Water Lidar System for Overtopping Breach Measurements
- Risk Assessment of I-walls on Levees