Considerations for Mechanistic Design of Concrete Sleepers and Elastic Fastening Systems in North America Van Dyk, B.J., M.S. Dersch, J.R. Edwards, C.J. Ruppert, Jr. and C.P.L. Barkan. 2013. Considerations for Mechanistic Design of Concrete Sleepers and Elastic Fastening Systems in North America. In: Proceedings of the 10th International Heavy Haul Association Conference. New Delhi, India. Files Considerations for Mechanistic Design of Concrete Sleepers and Elastic Fastening Systems in North America - Full Text (PDF) Categories Infrastructure