Prerequisites: CE 123, CE 123L. Theory and design of earth retaining walls, filtration and drawing systems, excavation and supporting systems, soil improvement and ground modification, geosynthetics design and applications, introduction to geoenvironmental engineering. Class Notes: Web-Enhanced classes meet during regularly scheduled class times, and use Blackboard or other technology to deliver class materials. Up to half of the traditional class time may be replaced with on-line instruction. This section has a prerequisite. For more information, please refer to the current California State University, Fresno General Catalog or consult with your academic adviser. Letter grade only. Enrollment Requirements: Civil Engineering Pre requisites for CE 125: CE 123, CE 123L completed.