Transportation Planning "R's"
ROW
What is Right-of-Way
Part of the Planning Council, this committee focuses on quality of life benefits associated with active transportation.
What is the Transportation and Health Committee?
This term describes the total space required for an interchange and is often the limiting factor in interchange selection.
What is an interchange footprint?
Traffic flow that has just passed through a bottleneck and (assuming the absence of another bottleneck downstream), is accelerating back to free-flow speed
What is Queue-Discharge Flow?
The general term for freeway facilities, or sets of lanes within a freeway facility, that are operated using a variety of fixed and/or real-time strategies responding to local goals and objectives to more efficiently move traffic in those lanes.
What are Managed Lanes?
RTP
What is Regional Transportation Plan
Part of the Safety Council, this committee is committed to the goal of no transportation related deaths.
What is the Vision Zero Committee?
Feeling lucky? This interchange type can accommodate freeway left turn movements without flyovers. Disadvantages include a large footprint and the weaving effect.
What is a clover leaf?
Name 2 of the 6 dimensions of system performance
Quantity of service, intensity of congestion, duration of congestion, extent of congestion, variability, accessibility
E.T.L.
ROI
What is Return on Investment?
What is the Younger Member Committee?
Feeling sad? Residents near this type of urban road aren't because of reduced noise and visual pollution.
What are depressed segments?
Name 2 of the 4 common area counts traffic studies from the TrafficWiki
Cordon Counts, Screen-line counts, Control counts, and coverage counts
We're not referring to the scapula or the Clavicle, but this lane feature is used as a safety refuge and in some cases an additional lane to improve bus operations.
What is a shoulder?
RSL
What is Remaining Service Life?
This newly formed committee focuses on making transportation equity a focus in the profession.
What is the Equity Committee?
Feeling high? This urban road type is constructed as a viaduct and is useful when there is limited right of way or a high water table or
What is an elevated segment?
This rate is sused as the Level of service measure for two-lane-highways
Follower density
These kinds of events are common in Florida and Texas, so freeways are designed with shoulders that can serve as an evacuation route.
What are Hurricanes?
RRT
What is Rapid Rail Transit? (commonly referred to as metro or heavy rail) Between light rail and commuter rail.
Part of the Traffic Engineering Council, this committee's mission is to improve the understanding and application of traffic simulation and capacity analysis.
What is SimCap or the ITE Simulation and Capacity Analysis Committee?
Recommend in areas where freeway exit spacing is less than a mile apart, this style of freeway ramp uses grade separated ramps where the exit ramp and entrance ramp cross over each other.
What is Braiding?
Orlando’s regional commuter rail system
What is Sun Rail?
If you stay in this kind of lane, you'll find yourself merging or taking the next exit.
What is an auxiliary lane?