About
CDM Smith is an engineering and consulting firm headquartered in Boston with a dedicated toll and revenue practice. It prepares traffic and revenue studies used to finance toll roads: for the Texas Department of Transportation’s Grand Parkway around Houston, its study supported nearly US$2.9 billion of toll revenue bonds for segments D to G, using traffic data collection, toll sensitivity analysis and Monte Carlo risk simulation.
Expertise
Markets
Sources
- CDM Smith — TxDOT Grand Parkway, Houston — Company · accessed November 4, 2026