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Hydraulic Engineering, Stream Restoration, and River Mechanics

 

 

 




Program Coordinator
Pierre Julien
pierre@engr.colostate.edu
970-491-8450

 

Introduction


The Hydraulic Engineering, Stream Restoration, and River Mechanics track encompasses a broad range of topics related to fluvial systems, hydraulic systems and infrastructure, river engineering, fluid mechanics, environmental hydraulics, and restoration of aquatic systems.  Students in this focus area can design a graduate program to match their individual goals and interests, whether they be related to traditional areas of hydraulic engineering or interdisciplinary focus areas such as stream restoration and environmental hydraulics.  Graduate studies in Hydraulic Engineering, Stream Restoration, and River Mechanics typically consider issues like the following:


  • Experimental fluid mechanics and physical modeling
  • Sediment transport, erosion, and scour studies
  • Channel stability of streams and rivers
  • Computational fluid dynamics
  • Applied fluvial geomorphology
  • Land use impacts on fluvial systems
  • Stream and watershed restoration
  • Physical-ecological linkages in fluvial systems
  • Hydraulic structures including dams, grade control, spillways, energy dissipaters, and outlet works
  • Turbines, valves and other turbo machinery
  • Pump and piping systems
  • Overtopping protection for dams, dam foundation erosion, and dam safety

 

Research


The program maintains broad research activities. Specific areas of emphasis are: open channel flow; diffusion and sediment transport in open channels; mudflows and debris flows; sediment yield from watersheds; salinity in rivers; properties of alluvial bed forms; meandering and braiding in rivers; stream restoration and rehabilitation; multi-scale linkages between sedimentation processes and aquatic biota; hydraulic and geomorphic influences on water quality; two-phase flow including sediment transport in large rivers; studies of spillways; energy dissipators; diversion structures; channel stabilization; scour around bridge piers; abutment scour; sediment ejection and exclusion structures; design and operation of water conveyance systems; design of stable channels, control of water losses; long-term response of river and environmental systems; hydrodynamics; hydraulic machinery; cavitation; instrumentation; radar and GIS-based surface runoff modeling; and geosciences.

 

Faculty


The following faculty members are part of Colorado State's Hydraulic Engineering Program:

Steven Abt, Professor
Brian Bledsoe, Assistant Professor
Timothy Gates, Professor
Pierre Julien, Professor
Ramchand Oad, Professor
Christopher Thornton, Assistant Professor & Director, Hydraulics Lab
Chester Watson, Professor
Chih Ted Yang, Borland Professor of Water Resources

 

Facilities and Resources


The Hydraulic Engineering, Stream Restoration, and River Mechanics Program has numerous available resources that enhance graduate studies and research.  Most graduate students in this program have desks in Daryl B. Simon Building at the Engineering Research Center.   In this facility, students have access to state-of-the-art computing facilities for numerical modeling and data analysis.  Additional computing resources are available from Engineering Network Services, who maintain several computer laboratories in the Engineering building as well as centralized networks and grids on workstations that are capable of processing very computationally intensive procedures. 


World-class experimental facilities are also available to students in this program.  The indoor research facility at the Engineering Research Center houses a hydraulic laboratory 280 ft x 120 ft in size. Permanent laboratory features include numerous tilting and non-tilting flumes of different discharge capabilities. An 8 ft wide x 4 ft deep x 200 ft long automatic tilting flume with discharge capacity of more than 100 cfs is available. Another 100 ft x 20 ft river basin flume allows meander, erosion, and control structure studies. The laboratory also contains a large local scour study flume and several other tilting flumes.


A 100-acre outdoor laboratory adjoins these facilities. It allows large-scale model and full-scale prototype hydraulic studies. The outdoor laboratory features a concrete flume 4 ft deep x 20 ft wide x 180 ft long with a recessed section 8 ft deep. The laboratory also houses a 3 ft diameter pipe that is 825 ft long, with variable slope arrangement.


A nearby 70 ft x 192 ft building houses the hydromachinery laboratory. This facility allows students to undertake highly specialized engineering investigations to study theoretical and applied problems of turbines and hydromachinery.


The U.S. Bureau of Reclamation’s Horsetooth Reservoir can be utilized as a water supply for both the indoor and outdoor laboratories. The reservoir provides a static head of over 200 ft and discharges up to approximately 125 cfs. Large stationary and mobile pumps are available to recirculate water at any desirable discharge and head.


These facilities provide a unique opportunity to study problems requiring large discharges, large heads, and high Reynolds numbers. In addition, the laboratory is in close proximity to lined supply channels, steep mountain streams, flat sand channel streams of the plains, and large storage reservoirs. These facilities make possible hydraulic studies in prototype scale situations and are especially helpful in certain types of model, geomorphic, sedimentation, and environmental studies, and many applied engineering problems.  The Rainfall Erosion Facility offers a controlled environment to study erosion processes at a variety of scales.

 

Courses


The courses that students take in this program are selected to match the specific interests and needs of each student.  The final choice of courses is made by the student with the approval of the advisor and thesis committee.  Core  courses required at the masters or doctoral level are listed below.  Typically, students take courses in hydraulics, hydrology, water resources planning and management, and geosciences.  Students also commonly take courses in areas such as watershed science, stream ecology, fisheries, geographic information systems, statistics, and ecosystem science. 

 

Required courses


MS requirement:
CE612 Open Channel Flow
CE716 Erosion and Sedimentation OR CE502 Fluid Mechanics

Ph.D. requirement:
CE612 Open Channel Flow
CE716 Erosion and Sedimentation

Plus three of the following courses:
CE502 Fluid Mechanics
CE514 Hydraulic Structures/Systems
CE604 Turbulence
CE613 Stream Rehabilitation Design
CE717 River Mechanics

 

Partial list of elective courses


BZ470  Freshwater Biology
BZ471  Stream Biology & Ecology
BZ472  Stream Biology & Ecology Lab
BZ474  Limnology
CE413  Environmental River Mechanics
CE440  Nonpoint Source Pollution 
CE510  Applied Hydraulic System Design
CE512  Irrigation Design & Management
CE514  Hydraulic Structures/Systems
CE516  Water Control/Measurement
CE520  Physical Hydrology
CE521  Hydrometry
CE522  Engineering Hydrology
CE 525  Water Engineering: International Development
CE524  Modeling Watershed Hydrology
CE538  Aqueous Chemistry
CE539 Water and Wastewater Analysis
CE542  Water Quality Modeling      
CE544  Water Resources Planning and Management
CE547  Statistics for Environmental Monitoring
CE 549  Drainage and Wetlands Engineering
CE576  Engineering Applications of GIS and GPS
CE577  GIS in Civil and Environmental Engineering
CE592  Environmental Engineering Seminar         
CE613  Stream Rehabilitation Design                      
CE622  Risk Analysis of Water/Environmental Systems
CE680  Fluvial Hydraulics & Computational Modeling
CE695  Independent Study-Hydraulics
CE717  River Mechanics
CE721  Stochastic Water and Environmental Systems
EA475  Water Law                           
EY505  Foundations of Ecology
EY581  Ecosystem Ecology
FW521  Fish Habitat Management  
FW540  Fisheries Ecology
FW544  Ecotoxicology
FW555  Conservation Biology
G652  Fluvial Geomorphology    
NR505  Concepts in GIS
NR506  GIS Methods for Resource Management
NR523  Quantitative Spatial Statistics
NR621  Design of Geographic Information Systems
NR660  Biogeochemical Cycling                 
RS478  Restoration Ecology             
RS578  Ecology of Disturbed Lands             
SC442  Forest and Range Soils
SC455  Soil Microbiology
SC467  Soil Chemistry
SC470  Soil Physics
ST511  Design and Data Analysis for Researchers I
ST512  Design and Data Analysis for Researchers II
WR516  Cumulative Effects and Watershed Analysis                      
WR616  Hillslope Hydrology and Runoff Processes                         
WR714  Water Quality for Wildland Managers                 

 

PhD Qualifying Exam


The PhD Qualifying exam in the Hydraulic Engineering, Stream Restoration, and River Mechanics program relates to the student’s course work and is an oral examination administered by the student’s PhD thesis committee. 

 

Contact Civil & Environmental Engineering
College of Engineering
Civil & Environmental Engineering
Colorado State University
Campus Delivery 1372
Fort Collins, CO 80523-1372
Ph: (970) 491-5048, Fax: (970) 491-7727

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