Civil and Environmental Engineering

Our Profession and Our Department

University of Massachusetts/Amherst

• College of Engineering– Dept of Civil and Environmental

Engineering– Environmental Engineering– Geotechnical Engineering– Structural Engineering and Mechanics– Transportation Engineering and Planning

Environmental Engineering

• Water supply and treatment

• Wastewater collection and treatment

• Solid waste management

• Hazardous waste management

• Air pollution control

Water Resources & Supply

Drinking Water Treatment

Wastewater Treatment

Solid Waste Landfill

Field Research

May 4, 2007 9

The BlackstoneWatershed:

• 454 mi2 in MA/RI• 207 river miles in MA• 46 mainstem river

miles / 438 ft drop• American Heritage

River• National Heritage

Corridor• At one point almost 1

dam per mile of river• 17 viable dams +

remnants remain

Geo

tech

nica

l Eng

inee

ring • Dr. Ching S. Chang

– Finite element analysis and computer application in soil related problems – Soil dynamics – Earthquake engineering – Soil constitutive relationships

• Dr. Don DeGroot– Soil behavior, environmental geotechnics,– laboratory measurement and evaluation of soil properties– site characterization, development of laboratory equipment

• Dr. William H. Highter– Pavement management, design, and analysis

Overlay designGeotechnical properties of base and subgrade materialsNondestructive pavement testing

• Dr. Carlton L. Ho– Movement of unstable slopes

Soil liquefactionSeismic response of soil retention systemsResponse spectraHazard analysis of slopes susceptible to seismic triggeringSoil rheology

• Dr. Alan J. Lutenegger– In Situ Testing of Soils

Physical-Chemical Properties of ClaysBehavior of Helical Foundations Loess Soils Civil Engineering History

Current Geotechnical Engineering Funded Research 1. Natural silt filtration materials – MassHighway. Ho and Reckhow (1

MS)

2. Light weight (foam) backfill material – VTrans. Lutenegger (1 MS)

3. In Situ Testing – MassHighway. DeGroot and Lutenegger (2 MS)

4. Early warning system for unstable slopes – VTrans. DeGroot and Lutenegger (1 MS)

5. Salt Project – MassHighway. Ostendorf and DeGroot (3 MS)

6. Offshore Geohazards – NSF. DeGroot (1 PostDoc, 2 PhD and 1 MS)

Subsurface Investigations

Jason T. DeJong, In situ testing

Thomas C. Sheahan, Project Education Director; mechanical behavior of sediments

Laurie G. Baise, Geostatistics, seismicity and GISPeter J.C. Walker, Disaster response, preparedness and mitigation

Anders Elverhøi, Prof. and Dean of Research

Mark Randolph, Director COFSMark Cassidy, Deputy Director, COFS

Farrokh Nadim, Director, ICGAnders Solheim, Deputy Director, ICG

Brian G. McAdoo, Geomorphology, geophysics and submarine landscapes/landslides

Don J. DeGroot, Project Leader; sampling & mechanical behavior of sediments

TsunamiTsunami

Offshore Geohazards

Gas hydrates or free gas

Mud volcano

Overpressure

Debris flow

Diapirism Doming

Underground blowout

t

Retrogressive

sliding

Gas chimney

Wave generation

Earthquake

From NGI

Transportation Engineering• Dr. John Collura

– transportation management and operations with an emphasis on work zone safety, emergency vehicle operations, and information technology.

• Dr. Song Gao– Optimization in stochastic networks– Econometric models of (adaptive) travel behavior– Traffic models of uncertain networks with traveler information– Intelligent transportation systems– Transportation planning– Congestion pricing and emission pricing

• Dr. Michael A. Knodler– Transportation Safety, Driver Behavior (Older & Younger)– Data Analysis, Access & Management– Traffic Operations, Human Factors, Geometric Design– Pedestrian & Bicycles– Geographic Information Systems– Intelligent Transportation Systems

• Dr. Daiheng Ni– Traffic Flow Modeling and Simulation – Intelligent Transportation Systems– Traffic Sensing and Information Technology– Transportation Logistics and Optimization

The Big Dig-Central Artery Project

Driving simulator

Structural Engineering and Mechanics

• Dr. Sanjay R. Arwade – Micromechanics; Stochastic mechanics; Probabilistic material modelling;

Structural mechanics and behavior; Historic structures; Models for structural demonstrations

• Dr. Sergio F. Breña– Rehabilitation of existing structures using fiber reinforced composite materials – Response of reinforced concrete members and structures subjected to cyclic

loading – Seismic rehabilitation of reinforced concrete buildings – Bridge performance through field monitoring and load testing – Structural design emphasizing the use of innovative techniques in structural

concrete• Dr. Scott A. Civjan

– Structural Engineering with an emphasis on experimental research. Specific areas of interests include:

• seismic design of structures, steel design, connection behavior, structural applications of new materials, and field modeling of structures.

– Current and recent research projects include studies on the Effects of RBS Section Details on Beam Stability, Historic Steel Connection Testing, Data Collection and Analysis Integral Abutment Bridges, Evaluating Effectiveness of Corrossion Inhibiting Concrete Mixtures, Testing of the "Hycrete" Concrete Admixture, Experimental and Analytical Verification of the "Tuned Strut" Concept and Cracking of Terrazzo Flooring.

• Dr. Thomas J. Lardner– Solid mechanics, structural dynamics, applied mathematics

04 May 2007

Recent Research Activities• Experimental/Field Studies

– Corrosion of Reinforcement in Concrete Structures– Strengthening Concrete Structures Using Fiber Reinforced

Polymer Composites (FRP)– Testing of Structural Elements with Discontinuities

(openings)– Field Monitoring of Integral Abutment Bridges– Testing of Struts used for Deep Excavation Projects– Field Load Testing of Bridges

• Analytical – Finite Element Analysis of Steel Beams with Reduced Beam

Section (Dogbone)– Nonlinear Pushover Analysis of Reinforced Concrete

Structures

04 May 2007

Corrosion of Steel in Concrete

Macrocell and Half-Cell Testing

04 May 2007

Column Strengthening using Composite Sheets

04 May 2007

Fatigue Testing of Structural Components

04 May 2007

Experimental Testing of Structural Elements with Openings

Community Service

Habitat for Humanity

Engineers without Borders

Where do Civil and Environmental Engineers Work?

• Consulting engineering firms• Municipalities• Governmental agencies• Construction companies• Software and financial consulting

companies• Universities

Job outlook

• Increasing faster than average of all other occupations through 2008

Source: US Dept of Labor, Bureau of Labor Statistics

CEE Career Fair

CEE Spring Picnic