Lightweight cellular concrete fill has also been used for projects for northeast passenger rail agencies and Amtrak. ------------------------------ Xin Li PE Technical Advisor HNTB Corporation Parsippany NJ ------------------------------

Chris, Cellular concrete/Lightweight Fill was used on Colton Crossing. Colton Crossing / Cell-Crete Corporation It has also been used by various passenger rail agencies and Caltrans here in Southern California. I would you suggest you look into ...

Jason , Last week at the RSSI I met a vendor "Pro Geotech Services", so you may want to reach out to them, and see what type of data they have. Per what their representative explains it appears they have been working with many railroads in this ...

Thank you everyone for your feedback. Very well appreciated. ------------------------------ Christopher Salhany P.Eng. Director - Infrastructure SYSTRA Canada Verdun QC ------------------------------

Hi Christopher, We have used EPS technology in an LRT project in Canada (Ottawa) in the approach embankments of several bridges located in problematic geotechnical zones. A sloping distribution slab above the EPS elements ensures good load distribution ...