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