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