12:4434. The Transportation Professional and Transportation Policy (The Design of a Life)David M. Levinson163 views·4 years ago
53:543. Incentivizing Investment Roads through the Turnpike EraDavid M. Levinson297 views·4 years ago
28:5933. The Fall and Rise of the I-35W Mississippi River BridgeDavid M. Levinson98 views·4 years ago