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FHWA Home / Resource Center / Geotechnical Engineering and Hydraulics Team

Geotechnical and Hydraulic Engineering

Geotechnical and Hydraulic Engineering Technical Service Team

We are pleased to offer our services and provide you with the latest in Geotechnical and Hydraulic Engineering information and technology.

Here you will find important information about FHWA Geotechnical and Hydraulics initiatives along with who to contact for training and assistance.

Listed below are the Resource Center Geotechnical and Hydraulics experts. Please email or call the specialist nearest you.

Geotechnical Team

Geotechnical Engineering Acting Team Manager
Barry Siel, P.E.

Senior Geotechnical Engineer
12300 West Dakota Avenue Suite 340
Lakewood, CO 80228
Ph: (720) 963-3208
barry.siel@dot.gov

Melvin Harris
Program Assistant
10 South Howard Street Suite 4000
Baltimore, MD 21201
Ph: (410) 962-2773
melvin.harris@dot.gov

Geotechnical Team Members  

Team Members Specialty Area(s)

Naser Abu-Hejleh, Ph.D, P.E.
Geotechnical Engineer Specialist
4749 Lincoln Mall Drive Suite 600
Matteson, IL 60443
Ph: (708) 283-3550
naser.abu-hejleh@dot.gov

• LRFD Implementation
• Driven Piles
• Spread Footings
• Load Testing of Deep Foundation
• Promary contact for Illinois, Indiana, Iowa, Michigan, Minnesota, Missouri, Ohio, Wisconsin
     

Daniel Alzamora, P.E.
Geotechnical Engineer
12300 West Dakota Avenue Suite 340
Lakewood, CO 80228
Ph: (720) 963-3214
daniel.alzamora@dot.gov

• Column Supported Embankments
• Earth Retaining Structures
• Reinforced Soil Slopes
• Geosynthetics
• Geosynthetic Reinforced Soil - Integrated Bridge System (GRS-IBS)
• Primary contact for Arizona, California, Colorado, Hawaii, Kansas, Nevada, New Mexico, Puerto Rico, Texas
   

Justice Maswoswe, Ph.D., P.E.
Senior Geotechnical Engineer
10 South Howard Street Suite 4000
Baltimore, MD 21201
Ph: (410) 962-2460
justice.maswoswe@dot.gov

• Geotechnical Seismic Engineering
• Ground Improvement
• Drilled Shafts
• Instrumentation
• Slop Stability
• Primary contact for Connecticut, Delaware, District of Columbia, Maryland, Maine, Massachusetts, New Hampshire, New Jersey, New York, Pennsylvania, Rhode Island, Vermont, Virginia
   

Benjamin Rivers, P.E.
Geotechnical Engineer
61 Forsyth Street, SW Suite 17T26
Atlanta, GA 30303
Ph: (404) 562-3926
benjamin.rivers@dot.gov

• Earthwork and Embankments
• Trenchless Technology
• Subsurface Drainage
• Subsurface Investigations
• Geophysics
• Primary contact for Alabama, Arkansas, Florida, Georgia, Kentucky, Louisiana, Mississippi, North Carolina, Oklahoma, South Carolina, Tennessee, West Virginia
   

Barry Siel, P.E.
Senior Geotechnical Engineer
12300 West Dakota Avenue Suite 340
Lakewood, CO 80228
Ph: (720) 963-3208
barry.siel@dot.gov

• Soil Nailing
• Ground Anchors
• Micropiles
• Rock Slopes
• Geology
• Primary contact for Alaska, Idaho, Montana, Nebraska, North Dakota, Oregon, South Dakota, Utah, Washington, Wyoming
   

Hydraulic Engineering Team

Hydraulic Engineering Acting Team Manager
Eric Brown

Senior Hydraulic Engineer
10 South Howard Street Suite 4000
Baltimore, MD 21201
Ph: (410) 962-3743
eric.r.brown@dot.gov

Hydraulics Team Members  

Team Member Specialty Area(s)

Bart Bergendahl
Senior Hydraulic Engineer
12300 West Dakota Avenue Suite 340
Lakewood, CO 80228
Ph: (720) 963-3742
bart.bergendahl@dot.gov

Open Channel/Bridge/Culvert Hydraulics
River Mechanics/Sediment Transport/Scour Analyses
Stream Stability/Countermeasure Design
Aquatic Organism Passage Design
Urban Drainage Design
Pump Station Design

Eric Brown
Senior Hydraulic Engineer
10 South Howard Street Suite 4000
Baltimore, MD 21201
Ph: (410) 962-3743
eric.r.brown@dot.gov


Open Channel Hydraulics
River Stabilization
Restoration and Monitoring
Culvert Hydraulics
Highway Drainage Design


Scott Hogan
Senior Hydraulic Engineer
12300 West Dakota Avenue Suite 340
Lakewood, CO 80228
Ph: (720) 963-3742
scott.hogan@dot.gov

Open Channel Hydraulics
One- and Two-dimensional Hydraulic Modeling
Bridge Hydraulics and Scour
Sediment Transport Analysis
Stream Stability and Countermeasures
Culvert Design and Rehabilitation
Energy Dissipator Design

Cynthia Nurmi
Senior Hydraulic Engineer
61 Forsyth Street, SW Suite 17T26
Atlanta, GA 30303
Ph: (404) 895-0996
cynthia.nurmi@dot.gov


Drainage
FEMA Floodplain development
Plans of Action
Scour
Urban Drainage
Hydraulics

Page last modified on June 5, 2017
Federal Highway Administration | 1200 New Jersey Avenue, SE | Washington, DC 20590 | 202-366-4000