Transportation Policy and Planning: Addressing Needs, Constraints, and Impacts - Prof. Sus, Exams of Public Policy

Download Transportation Policy and Planning: Addressing Needs, Constraints, and Impacts - Prof. Sus and more Exams Public Policy in PDF only on Docsity! TTP220 Transportation Policy and Planning Class 2: Impacts continued and History started Challenge Meet NEEDS within CONSTRAINTS while minimizing IMPACTS Needs = ? Accessibility vs. mobility, volume vs. demand Constraints = ? Financial, spatial, temporal, political, behavioral Impacts = ? Efficiency, environment, equity, safety Impacts Individual vs. societal Present vs. future Efficiency Recap Challenge: enough capacity for peaks vs. unused capacity during off peak Congestion = Volume/Capacity >0.77 Speed < free flow Delay > standards LOS D, E, or F Issues: recurring vs. non-recurring; perception vs. reality; subjective assessment of what is acceptable Environment Recap Energy: Fossil fuel dependence: economy, defense, environment Contributing factors: low prices, fuel efficiency, driving styles Air quality: National Ambient Air Quality Standards (NAAQs): health basis Contributing factors: technology, operations, weather/topography Others: water quality, solid waste, noise, aesthetics, barrier effect, road ecology Sprawl: To what degree does road building lead to sprawl? To what degree does sprawl lead to more driving? Equity Equity of benefits – services: transportation disadvantaged Equity of costs – impacts: Monetary: users pay, ability to pay Non-monetary: externalities, environmental justice Safety Contributing factors: drivers, vehicles, roads, speed limits, conditions Unifying themes? At what scale are these issues addressed? Mandate vs. implementation