The six technologies addressed in this synthesis are: 1. Geosynthetic-Reinforced Soil (GRS) Abutments – Rock County; 2. Precast Inverted Tee Slab Span Bridges – Scott and Chisago County; 3. Precast Box Beams and Sheet Pile Abutments – Blue Earth County; 4. MSE Wall with Single Line Pile Abutment – Steele County; 5. Crash Tested Open Metal Railing – Polk County; and 6. Large Precast Box Culverts – Aitkin County, and Three-Sided Structures – Multiple Locations.
