University Of Central Florida

Department of Civil, Environmental, and Construction Engineering

CEG 5700

Geo- Environmental Engineering

Catalog Description: Geo-technical applications to environmental problems, groundwater flow, soil contamination and groundwater contamination and groundwater contaminate transport, geosynthetics and stability of landfill design, control of contaminated sites.

Pre-requisite(s):
CEG 4101C

Designation: Elective

Contribution of course to meeting the Professional Component:

Math & Science Topic 0.0 credit hours
Engineering Topics 3.0 credit hours
General Education Topics 0.0 credit hours

 

Class Schedule: Laboratory Schedule:
Number of sessions per week 2 Number of sessions per week NA
Duration of each session 75 mins Duration of each session NA

Course Objectives:
· Concepts of ground water flow and creation of confined aquifers, steady state and transient saturated flow, and Dupuit equation.
· Confined and unconfined steady state radial flow to a well hydraulics. Radial flow in a leaky aquifer.
· Sources and mechanics of ground water contamination. Leakages of underground storage tanks and leachates of hazardous waste landfills.
· Contaminant transport mechanisms by advection processes and diffusion and dispersion processes. Derivation of Advection - Dispersion equation for solute transport with one and two- dimensional models.
· Hydraulic Properties of municipal solid waste and mineral waste. Laboratory tests and data measurements.
· Site investigation and control of subsurface migration, in-situ treatment and site control methodologies. Slurry wall application, leachate collection, and infiltration control technologies.
· Concepts of geomembranes and applications of geosynthetic liners for landfill design. Leakage of liners and covers, slope stability of landfill design using sliding wedge analysis.

Topics:
· Introduction to ground water contamination and sources of mineral and industrial wastes.
· Ground water Hydrology: Confined and unconfined aquifers, steady-state and transient flow, Dupuit equation in an unconfined aquifer.
· Ground water flow and well mechanics: Confined and unconfined steady radial flow to a well. Unsteady well hydraulics by Theis method and Cooper-Jacob method.
· Contaminant transport mechanisms: Derivation of the equations on advection process and diffusion and dispersion processes in one-dimensional models and two-dimensional modeling.
· Site investigation: Ground water sampling and soil core monitoring.
· Control of subsurface migration: In-situ treatment by solution mining, neutralization and detoxification, stripping and aeration, and microbial degradation. Contaminated site control by slurry wall applications, leachate collection system from landfill design, infiltration control technologies, groundwater diversion, and removal of soil and contaminants.
· Design of waste landfills: Test methods of geomembranes, slope stability and landfill slope design. Application of geosynthatics to landfills.


Textbook(s):
Geotechnology of Waste Management, 2nd Edition, by Oweis and Khera. PWS, 1998 ISBN 0-534-94524-4

Reference(s):
· Ground Water Contamination Transport and Remediation, by Bedient, Rifai, and Newell, Prentice Hall, 1994.
· Subsurface Migration of Hazardous Wastes, by Devinny, Everett, Lu, and Stollar, Van Nosttrand Reinhald, 1990.
· Designing with Geosynthetics, by Koerner, Prentice Hall, 4th Edition, 1998.

Relationship of the course to Program Outcomes:
This is a graduate course that is an acceptable elective for the undergraduate program. It addresses the following program outcomes for the undergraduate programs: 1, 4 and 10.