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Test your basic knowledge |
Transportation Engineering
Start Test
Study First
Subject
:
engineering
Instructions:
Answer 34 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. Flexible: asphalt concrete; rigid: portland cement concrete
Types of Horizontal Curves
Stopping Sight Distance
Types of pavement surfaces
Departure sight triangle
2. Multiple curves connected directly together go from large radii to smaller radii (similar to spiral curves)
Rural Functional Classes
RMEV
RHMVH
compound curves
3. Roadways: AASHTO Green Book & TxDOT Roadway Design Manual Rail: American Railway Eng. Ass.
Design Standard References: Roadways & Rail
Functional Classes
function of pavements
Operating Speed
4. Climate conditions - terrain - type of area (rural or urban); and frequency of slow moving vehicles
Functional Classes
veritcal alignment
Superelevation is controlled by 4 factors
Standard deceleration rate for SSD braking
5. Must be able to see far enough to stop before the intersection
Stopping Sight Distance
VPC
Functional Classes
Approach sight triangle
6. Interstate - Principal Arterial - Minor Arterial - Major & Minor Collector - Local
VPT
When to apply DSD
Superelevation is controlled by 4 factors
Rural Functional Classes
7. Curves - curves with spirals - broken back - compound curves - reverse curves
Operating Speed
Rural Functional Classes
horizontal alignment
Types of Horizontal Curves
8. Design for function NOT volume; (Ex. Roads designed only on volume: Briarcrest Drive and Rock Prairie Rd)
Horizontal Curves
Rural Functional Classes
Basis for Design
VPC
9. Rate per hundred million vehicle miles of travel
compound curves
RHMVH
Elements of Design
Standard PRT for SSD
10. Uses parabolic curve for variable radius; length is determined by the rate of change; length along the curve is the projected horizontal distance
Vertical Curves
Elements of Design
Types of pavement surfaces
Design Speed
11. 11.2 fps^2
Operating Speed
Basis for Design
Standard PRT for SSD
Standard deceleration rate for SSD braking
12. Must be able to see far enough to be able to cross the road from a stop
Types of Pavement Failures
compound curves
Types of Horizontal Curves
Departure sight triangle
13. Uses circular curves for constant radius; curves require superelevation; the length is measured along the curve between its beginning and ending point
Horizontal Curves
VPT
Superelevation is controlled by 4 factors
broken back
14. Average speed of drivers (SMS)
Rural Functional Classes
Operating Speed
Factors that affect design
Vertical Curves
15. Asphalt: alligator - longitudinal - reflection - pothole - rutting - pumping --- Concrete: corner breaks - durability cracks - longitudinal crack - joint seal failure - scaling/spalling - blowup
Types of pavement surfaces
Operating Speed
Function of Roads
Types of Pavement Failures
16. The distance required to react and brake -- does not impact geometric design until it is applied to the characteristics of design such as vertical curve length
horizontal alignment
Standard deceleration rate for SSD braking
Types of pavement surfaces
Stopping Sight Distance
17. Rate per million entering vehicles
Superelevation is controlled by 4 factors
RMEV
veritcal alignment
Functional Classes
18. Two curves with different radii connected back to back in the same direction
Function of Roads
broken back
Stopping Sight Distance
Types of Pavement Failures
19. Vertical point of tangency; PVT = PVI + g2^2(L)/2
VPT
Horizontal Curves
Design Standard References: Roadways & Rail
RHMVH
20. Selected speed used to determine the various geometric design features of the roadway (controls your horizontal adn vertical curves)
veritcal alignment
Standard deceleration rate for SSD braking
Design Speed
VPT
21. Distance required to permit control of the vehicle to avoid collisions
Types of Pavement Failures
Intersection Sight Distance
Design Standard References: Roadways & Rail
VPT
22. Speed without any impacts of delay (TMS)
Functional Classes
Superelevation is controlled by 4 factors
Running Speed
horizontal alignment
23. 2.5
Rural Functional Classes
Geometric Design
horizontal alignment
Standard PRT for SSD
24. Principal Arterial (freeway is the highest class) - Minor Arterial - Collector - Local Roads and Streets
Running Speed
Types of Horizontal Curves
When to apply DSD
Functional Classes
25. Grades - length
Factors that affect design
veritcal alignment
RMEV
Types of Horizontal Curves
26. Mobility & Access
Types of Horizontal Curves
compound curves
RHMVH
Function of Roads
27. Infrastructure - vehicles - operators
Elements of Design
Factors that affect design
Horizontal Curves
Rural Functional Classes
28. Vertical point of curvature; PVC = PVI - g1^2(L)/2
Design Speed
Urban Functional Classes
Standard PRT for SSD
VPC
29. Sight distance - horizontal alignment - vertical alignment - combo of vert. and horiz. alignment - minimum cross slope - edge radii - ISD - freeway ramp junctions - horiz. and vert. clearances
RMEV
broken back
Elements of Design
RHMVH
30. Term used to describe the way in which highway designers try to fit the highway to the terrain while maintaining design standards fro safety and performance
function of pavements
Geometric Design
Types of pavement surfaces
Departure sight triangle
31. Interstate + Freeway/Expressway - Principal Arterial - Minor Arterial - Collector - Local
Vertical Curves
Urban Functional Classes
Design Speed
function of pavements
32. Provide lateral guidance and support vehicles
function of pavements
Types of Horizontal Curves
Factors that affect design
Superelevation is controlled by 4 factors
33. Interchanges or intersections with unexpected or unusal maneuvers; changes in cross sectionl areas of concentrated demand
RHMVH
compound curves
When to apply DSD
Geometric Design
34. Superelevation - side friction - radius
RMEV
horizontal alignment
Types of Horizontal Curves
Running Speed