Q: I am doing a bluff repair on the West Coast in a seismically active zone. Can you direct me to where I can get some design guidance?
A: The following references are excellent in regard to your question.
National Concrete Masonry Association. (2009). “Guidelines for the design and analysis of mechanically stabilized earth (MSE) structures subjected to earthquake loads.” Seismic Design of Segmental Retaining Walls, TEK 15-09A.
Transportation Research Board. (2010). National Cooperative Highway Research Program (NCHRP) Report 611, Ch. 7: Retaining Walls, Seismic Analysis and Design of MSE Structures, www.nap.edu.
Wartman, J., Randonel-Oviedo, E. A., and Rodriquez-Marek, A. (2006). “Performance and analysis of mechanically stabilized earth walls in the Tecomán, Mexico earthquake.” Jour. of Performance of Constructed Facilities, 20(3).