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