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