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Highway - Geo-Environmental Section

Retaining Structures
Overview
Geo-Environmental Section Retaining Structures Program is responsible for developing and maintaining Chapter 15 Retaining Structures in the ODOT Geotechnical Design Manual (GDM), construction specifications, standard drawings and details, and standards of practice for retaining structures. Core functions in this program include:
  • Statewide technical expertise
  • Standard and practices
  • Preapproval of proprietary retaining structures
  • Training
 
Retaining structures engineering, including:
  • Selection of wall type
  • Site conditions
  • Construction materials
  • Design loads
  • Internal, external, overall, and compound stability
  • Seismic design
  • Interaction between retaining walls and other structures, such as bridges
  • Drainage
  • Erosion and scour
  • Corrosion
  • Obstruction avoidance
  • Proprietary and nonproprietary walls
  • Plans and Specifications
  • Constructability
  • Design life
  • Maintenance
  • Asset management
  • Safety
  • Freight mobility
  • Environmental considerations
  • Cost analysis
  • Aesthetics
 

Contacts


Jon Guido - Jonathan.N.GUIDO@odot.state.or.us
Senior Geotechnical Engineer
Organizational Chart
Or contact by phone at:  (503) 986-3252
 
 
 
 
 
 

Resources

 Program Resources
Other Resources
Manuals, Procedures, Practices 
Sample Documents ODOT GDM Appendix 15-D
Retaining Wall Committee (ODOT Access Only)
Standard SOW's 
Retaining Wall References 
Training Modules MSE Retaining Wall Templates (MicroStation Drawings) 
FAQ's
 
Standard Specifications 
 
Standard Drawings & Details