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Test your basic knowledge |
Bridge Design
Start Test
Study First
Subject
:
engineering
Instructions:
Answer 47 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. The bridge structure that supports the superstructure and transfers loads from it to the ground or bedrock. the main components are abutments - piers - footings - and pilings.
Stringer
Substructure
Base
Bearing
2. A structural member that projects beyond a supporting column or wall and is supported only at one end.
Girder
Rivet
Cantilever
Compression Member
3. A metal plate used to unite multiple structural members of a truss
Gusset Plate
Rivet
Counter brace
Upper Chord
4. The vertical portion of an 'I' beam or girder
Stiffener
Dead Load
Web
Span
5. The weight of all columns - beams - floors - roadways - arches - and other components of a bridge. The weight of the bridge itself.
Dead Load
Vertical
Bearing
Post
6. A structure that allows people or vehicles to cross an obstacle such as a river or canal or railway etc.
Web
Gusset Plate
Lower Chord
Bridge
7. The bottom horizontal member of a truss. It extends the length of the deck truss but consists of shorter chord members spliced together
Fatigue
Abutment
Truss
Lower Chord
8. Bracing that spans between the main beams or girders of a bridge and assists in the distribution on loads
Fracture-Critical Member
Diagonal
Compression Member
Diaphram
9. The vertical member connecting the upper and lower chords at the like- numbered nodes.
Tension
Vertical
Diagonal
Roller Bearing
10. Any member of a truss that is subjected to tensile forces
Span
Tension Member
Roller Bearing
Stringer
11. A heavy column of wood - steel - or reinforced concrete sunk vertically into a stream or riverbed to support a bridge (also commonly used for docks and wharves). When the stream or river is not stabe (soft silt or mud) pilings or groups of piles are
Upper Chord
Pile
Node
Abutment
12. The vertical or upright supports.
Yield Stress
Post
Girder
Member
13. A loss of metal usually resulting from corrosion - that reduces the thickness of a steel bridge component
Stiffener
Member
Section Loss
Diagonal
14. An individual angle - beam - plate - or built- up piece intended to become an integral part of an assembled frame or structure
Member
Cantilever
Diaphram
Pier
15. A bridge bearing comprising of a single roller or a group of rollers housed so as to permit longitun=dinal expansion or contraction
Fracture-Critical Member
Dead Load
Live Load
Roller Bearing
16. In a bridge truss - a diagonal timber or support that slants away from the midpoint of the bridge.
Node
Counter brace
Shear
Tension Member
17. A bridge status assigned by the FHA under the National Bridge Inspection Standards. This type of bridge was built to the standards of the day but are not used today. These bridges are not considered inherently unsafe - but they may have lane widths -
Compression Member
Functionally Obsolete
Web
Tension Member
18. The horizontal space between two supports of a structure
Compression
Post
Pile
Span
19. Frameworks of beams or girders used for support. A truss can be metal (steel) or of wooden construction.
Cantilever
Truss
Vertical
Culvert
20. A force that causes part of a material to slide past one another in opposite direction
Shear
Rocker Bearing
Torsion
Fatigue
21. A structural steel member with two flat flanges separated by a horizontal steel plate (web) to form an 'H'
Truss Bridge
Node
Live Load
H member
22. A device located between the bridge structure and a supporting pier or abutment
Bearing
Fatigue
Upper Chord
Span
23. The bridge structure that receives and supports traffic loads and in turn transfers those loads to the substructure.
Superstructure
Yield Stress
Gusset Plate
Chord
24. A plate that joins two chord members of a truss of that is used to extend the length of a member
Fracture-Critical Member
Rocker Bearing
Splice Plate
Stringer
25. The top horizontal member of a truss. the upper chord extends the length of the deck truss but it is made uyp of shorter chord memebers joined at nodes.
Bearing
Diagonal
Truss
Upper Chord
26. A horizontal structural member supporting verticle loads by bending
Yield Stress
Shear
Truss Bridge
Girder
27. A bridge typically composed of straight structural elements connected to form triangles.
Member
Live Load
Truss Bridge
Pier
28. In metal - a brittle cracking mechanism caused by repitive loading over time
Fatigue
Floor Truss
Culvert
Cantilever
29. A vertical structure that supports the ends of a multispan superstructure at a location between abutments
Pier
Substructure
Fracture-Critical Member
Tension Member
30. A structural steel shape - such as an angle - that is attached to a flat plate such as a gusset plate or the web of a member to add compression strength
Web
Stiffener
Fracture-Critical Member
Diaphram
31. A bridge support bearing that accommodates thermal expansion and contraction of the superstructure through a rocking action
Tension
Yield Stress
Bridge
Rocker Bearing
32. A steel member within a non - load- path- redundnat structure - the failure of which would cause a partial or total collapse of the structure
Substructure
Compression
Roller Bearing
Fracture-Critical Member
33. A welded truss perpendicular to the main trusses - used to support the deck
Abutment
Stiffener
Vertical
Floor Truss
34. A metal fastener
Superstructure
Section Loss
Truss
Rivet
35. Horizontal timbers or support at top and bottom between which vertical posts and diagonal braces are attached. (counter braces)
Chord
Shear
Diaphram
Functionally Obsolete
36. A structural member connecting the upper and lower chords on the diagonal (as opposed to the vertical).
Diagonal
Girder
H member
Stringer
37. A force that stretches or pulls on a material. Tension lengthens a material - any material.
Tension
Dead Load
Substructure
Superstructure
38. A retaining wall that supports the ends of a bridge. It may be built of stone - bedrock - wood - iron - or concrete.
Abutment
Upper Chord
Fatigue
Functionally Obsolete
39. A force that pushes or presses toward the center of an object or from the ends toward the middle of a structural member. Compression shortens the material. It is the opposite of tension.
Floor Truss
Compression
Superstructure
Truss Bridge
40. A beam aligned with the length of a span that supports the deck
Yield Stress
Truss Bridge
Rocker Bearing
Stringer
41. A basic underlying element- infrastructure. The bottom or lowest part of a structure.
Tension Member
Truss
Base
Live Load
42. The stress a bridge must carry in the form of cars - trucks - people - trains - etc. This weight or load is constantly changing. Hopefully a bridge will carry MANY times it's own weight.
Stringer
Girder
Live Load
Chord
43. A truss member that is subjected to compressive forces.
Cantilever
Compression Member
Bridge
Stringer
44. A drain - pipe - or channel that allows water to pass under a road - railroad - or embankment.
Culvert
Section Loss
Fracture-Critical Member
Dead Load
45. The stress above which permanent (plastic) deformation occurs
Upper Chord
Superstructure
Cantilever
Yield Stress
46. A connecting point where the upper and lower chords were joined
Node
Gusset Plate
Substructure
Roller Bearing
47. Act of twisting; twisting of a body by two opposing forces
Cantilever
Shear
Span
Torsion