Retaining Wall Design and Slope Stabilization Techniques
Agenda
Registration: 8:00 – 8:30 am
Morning Session: 8:30 am – 12:15 pm
Lunch (On your own): 12:15 – 1:15 pm
Afternoon Session: 1:15 – 5:00 pm
Types of Retaining Walls
Traditional cantilevered retaining walls
• Reinforced concrete walls
• Reinforced concrete masonry walls
• Sheet pile
Traditional timber walls
Traditional gravity walls
Reinforced soil retaining walls/reinforced slopes
Anchored retaining walls (tie-backs, soil nailing, etc.)
Others – cellular, slurry, secant, tangent
Permanent vs. temporary retaining walls
Private-sector vs. highway retaining wall systems
Cost of retaining walls
Retaining Wall Design – Part I
Soil design parameters and backfill
Lateral earth pressure
Factors of safety
External stability
• Sliding • Overturning
• Bearing capacity • Settlement
• Scour
Retaining Wall Design – Part II
Internal stability
Global stability
Special considerations for tiered retaining walls
Groundwater
Service life
Design software
Slope Stabilization
Science of slope stability
Surficial vs. deep-seated slope stability
Long term vs. short term stability
Slope stabilization techniques
• Regrading
• Excavation and replacement
• Slope reinforcement/pinning
• Ground improvement
• Retaining structures
Monitoring options
Retaining Wall and Slope Stabilization Case Histories
Various commercial, residential projects
Various highway and institutional projects
Credits
Architects
7.0 HSW CEPHs/Contact Hours
7.0 AIA HSW Learning Units
Landscape Architects
7.0 HSW CEPHs/Contact Hours
7.0 LA CES HSW PDHs
Professional Engineers
7.0 PDHs
Floodplain Managers
7.0 ASFPM CECs
Contractors
Non-Credit Cont. Ed.
Continuing Education Credit Information
This seminar is open to the public. It offers 7.0 HSW CEPHs to Texas architects and landscape architects and 7.0 PDHs to Texas professional engineers. Educators and courses are not subject to preapproval in Texas.
This seminar is approved by the American Institute of Architects for 7.0 HSW Learning Units (Sponsor No. J885) and the Landscape Architect Continuing Education System for 7.0 HSW PDHs.
HalfMoon Education is an approved continuing education sponsor for architects in Florida and is deemed an approved continuing education sponsor for New York architects and landscape architects. HalfMoon Education is an approved continuing education sponsor for engineers in Florida, Indiana, Louisiana, Maryland, New Jersey, New York (NYSED Sponsor No. 35), North Carolina, and North Dakota.
The Association of State Floodplain Managers has approved this event for 7.0 CECs.
This course offers a non-credit continuing education opportunity to construction contractors. It has not been approved by any state contractor licensing entity.
Attendance will be monitored, and attendance certificates will be available after the seminar for most individuals who complete the entire event. Attendance certificates not available at the seminar will be mailed to participants within fifteen business days.
Speakers
Mahsa Hedayati Ph.D P.E.
Senior Geotechnical Engineer, Freese and Nichols, Inc.
Dr. Hedayati is a senior geotechnical engineer at Freese and Nichols, Inc and an adjunct faculty at the University of Texas at Arlington. Her experience with geotechnical engineering includes subsurface investigations, foundation analysis and design, slope stability and seepage analysis, numerical modeling, dam rehabilitation and redesign, levees, floodwalls and drainage structures design. As an adjunct faculty, she teaches courses on computational geotechnics and the geotechnical aspects of landfill design. Dr. Hedayati earned her B.Sc. degree in Civil Engineering from Amirkabir University of Technology (Tehran Polytechnic) and her M.Sc. degree from Tehran University, where she focused on polluted soils and decontamination methods. She earned her Ph.D. degree in Geotechnical Engineering from the University of Texas at Arlington.