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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. Asphalt: alligator - longitudinal - reflection - pothole - rutting - pumping --- Concrete: corner breaks - durability cracks - longitudinal crack - joint seal failure - scaling/spalling - blowup
VPT
Types of Pavement Failures
Horizontal Curves
Intersection Sight Distance
2. Principal Arterial (freeway is the highest class) - Minor Arterial - Collector - Local Roads and Streets
Approach sight triangle
Intersection Sight Distance
Rural Functional Classes
Functional Classes
3. Curves - curves with spirals - broken back - compound curves - reverse curves
Horizontal Curves
Types of pavement surfaces
Types of Horizontal Curves
Design Standard References: Roadways & Rail
4. Must be able to see far enough to stop before the intersection
Running Speed
Elements of Design
Basis for Design
Approach sight triangle
5. Flexible: asphalt concrete; rigid: portland cement concrete
veritcal alignment
Urban Functional Classes
Operating Speed
Types of pavement surfaces
6. Rate per million entering vehicles
broken back
Factors that affect design
Geometric Design
RMEV
7. Vertical point of curvature; PVC = PVI - g1^2(L)/2
Basis for Design
Urban Functional Classes
Stopping Sight Distance
VPC
8. Speed without any impacts of delay (TMS)
Running Speed
VPC
Horizontal Curves
Geometric Design
9. Average speed of drivers (SMS)
Operating Speed
Urban Functional Classes
Rural Functional Classes
Vertical Curves
10. 2.5
Running Speed
Urban Functional Classes
Types of pavement surfaces
Standard PRT for SSD
11. Superelevation - side friction - radius
Design Speed
horizontal alignment
VPT
Intersection Sight Distance
12. 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
Running Speed
RHMVH
Stopping Sight Distance
compound curves
13. Two curves with different radii connected back to back in the same direction
broken back
RMEV
Elements of Design
horizontal alignment
14. 11.2 fps^2
Standard deceleration rate for SSD braking
Types of Horizontal Curves
Departure sight triangle
Operating Speed
15. Climate conditions - terrain - type of area (rural or urban); and frequency of slow moving vehicles
Superelevation is controlled by 4 factors
compound curves
horizontal alignment
Design Speed
16. Must be able to see far enough to be able to cross the road from a stop
Departure sight triangle
compound curves
Elements of Design
function of pavements
17. Mobility & Access
Approach sight triangle
Function of Roads
RMEV
veritcal alignment
18. 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
compound curves
Elements of Design
Basis for Design
RMEV
19. Roadways: AASHTO Green Book & TxDOT Roadway Design Manual Rail: American Railway Eng. Ass.
veritcal alignment
Running Speed
Design Standard References: Roadways & Rail
Intersection Sight Distance
20. Grades - length
Functional Classes
Elements of Design
veritcal alignment
RMEV
21. Interchanges or intersections with unexpected or unusal maneuvers; changes in cross sectionl areas of concentrated demand
When to apply DSD
Vertical Curves
Design Speed
horizontal alignment
22. Rate per hundred million vehicle miles of travel
Rural Functional Classes
Factors that affect design
Superelevation is controlled by 4 factors
RHMVH
23. Interstate - Principal Arterial - Minor Arterial - Major & Minor Collector - Local
RHMVH
broken back
Vertical Curves
Rural Functional Classes
24. 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
Design Speed
Geometric Design
function of pavements
Standard PRT for SSD
25. Uses parabolic curve for variable radius; length is determined by the rate of change; length along the curve is the projected horizontal distance
Standard PRT for SSD
Design Speed
Functional Classes
Vertical Curves
26. Vertical point of tangency; PVT = PVI + g2^2(L)/2
VPT
compound curves
Types of Pavement Failures
Departure sight triangle
27. Multiple curves connected directly together go from large radii to smaller radii (similar to spiral curves)
compound curves
Types of Horizontal Curves
Urban Functional Classes
Types of Pavement Failures
28. Distance required to permit control of the vehicle to avoid collisions
Function of Roads
Intersection Sight Distance
Design Standard References: Roadways & Rail
Standard PRT for SSD
29. Uses circular curves for constant radius; curves require superelevation; the length is measured along the curve between its beginning and ending point
Rural Functional Classes
compound curves
Horizontal Curves
When to apply DSD
30. Interstate + Freeway/Expressway - Principal Arterial - Minor Arterial - Collector - Local
Elements of Design
Intersection Sight Distance
Urban Functional Classes
Running Speed
31. Infrastructure - vehicles - operators
VPC
Vertical Curves
Factors that affect design
Approach sight triangle
32. Provide lateral guidance and support vehicles
Operating Speed
Approach sight triangle
Elements of Design
function of pavements
33. Design for function NOT volume; (Ex. Roads designed only on volume: Briarcrest Drive and Rock Prairie Rd)
Standard deceleration rate for SSD braking
Intersection Sight Distance
Basis for Design
Rural Functional Classes
34. Selected speed used to determine the various geometric design features of the roadway (controls your horizontal adn vertical curves)
Design Speed
Standard deceleration rate for SSD braking
Factors that affect design
function of pavements