Show:
Equations and Notation
Transportation Systems
Geometric Design & Standards
Traffic Flow & Capacity
Transportation Planning
100
The variable that describes superelevation
What is e?
100
These are the four goals of a transportation system
What are safe, equitable, efficient, and environmentally-friendly?
100
These are the three components of driver personality
What are natural abilities, learned capabilities, and motives?
100
This is the time between vehicles from front bumper to front bumper
What is headway?
100
The timeline of a short-range planning project
What is 1-3 years?
200
The units of the QRS method’s impedance factor
What are minutes?
200
This highway functional class makes up 75% of all roadway miles but serves only 20% of trips
What are local roads?
200
These are the three ways to describe a grade
What is by a decimal, percentage, or angle?
200
This is a set of vehicles moving together with the same speed
What is a platoon?
200
This is the planning step in which regional land uses and sociodemographics are collected
What is the inventory of existing conditions?
300
The interest factor for (P|G,12%,16)
What is 36.367?
300
The three transportation-related objectives of the government
What are promotion, regulation, investment?
300
These are the three types of recordable speed, in order from low to high
What are operational, posted, and design?
300
This is how we would describe vehicles ahead of us on the roadway
What is downstream?
300
The definition of “attractions”
What is the number of trips that ended in a specific zone?
400
The variable used in the moving observer method that describes the number of vehicles that are passed by the test vehicle
What is Mp?
400
When the factors influencing demand and those that govern supply are in sync
What is equilibrium?
400
This is the type of bicycle marking to use when there isn’t enough room for dedicated space
What is a sharrow?
400
This is the type of signal progression that supports platoons in both directions
What is a balanced progression scheme?
400
This decreases as the cost or time between zones increases
What are friction factors or number of trips?
500
The left turn-through conflicting volume for 1 lane of traffic that requires a separate phase
What is 50,000 vehicles during the peak hour?
500
18.4 cents
What is the federal gas tax per gallon?
500
This is the distance assumed between opposing vehicles when passing
What is between 100 to 300 ft?
500
(vf, 0,0)
What are the conditions at mean free speed?
500
This is the process for loading trips onto a network based on the idea that travelers are selfish
What is User-Equilibrium or All-or-Nothing?