NHI QUIZ A EXAM QUESTIONS &
COMPLETE SOLUTIONS PASSED
Which of the following bridge collapses prompted Congress to mandate the National
Bridge Inspection Program? - Correct Answer ✔✔ Silver Bridge Collapse
Which of the following inventory items can be found in the NBI database? - Correct
Answer ✔✔ a) Identification b) structure type and materials c) Condition d) Load rating
and posting e) Appraisal
Which of the following is the responsibility of a bridge inspection team? - Correct
Answer ✔✔ a) Maintaining public safety and confidence b) Protecting the public
investment c) Providing bridge inspection program support d) Maintaining accurate
bridge records e) Fulfilling agency's legal responsibilities
Which of the following actrivities are determined in advance when planning the
inspection? - Correct Answer ✔✔ a) Inspection type b) Inspection team members c)
Required activities d) Inspection schedule
What parts of a bridge file will include information that will be useful in determining the
duration of the inspection and what the inspection team may encounter? - Correct
Answer ✔✔ a) Previous Inspection reports
Which of the following bridge inspection methods is suficient for the majority of bridge
inspections and evaluations? - Correct Answer ✔✔ a) Visual
Which of the following conditions may reduce load-carrying capacity? - Correct Answer
✔✔ b) Steel beam with section loss b) Severe cracks in prestressed concrete beam e)
Rot in timber truss
Which of the following bridge inspection team duties is used to develop the expected
deterioration rates for preservation planning? - Correct Answer ✔✔ d) Maintain accurate
bridge records
Which of the following is included as part of the documentation process while
performing the inspection? - Correct Answer ✔✔ a) Notes b) Measurements c)
Sketches d) Photographs
Which of the following culvert types relies on backfill material to provide both strength
and stability? - Correct Answer ✔✔ Flexible Culvert
Load path of a culvert: - Correct Answer ✔✔ Roadway - Soil - Culvert - Foundation
, Load path of bridge: - Correct Answer ✔✔ Deck - Superstructure - Substructure -
Foundation
Which bearing element only allows for rotational movement? - Correct Answer ✔✔
Fixed bearing
Which of the following superstructure elements is a transverse member that provides
primary support for the stringers and the deck? - Correct Answer ✔✔ Floorbeam
The AASHTO Manual for Bridge Element Inspection contains which of the following
items for each detailed element description? - Correct Answer ✔✔ All choices
Which of the following examples are permanent loads? - Correct Answer ✔✔ a) Dead
loads of components and elements b) Dead loads of wearing surfaces and utilities
Which vehicle live load is used for overweight or oversize loading? - Correct Answer
✔✔ Permit loading
Which type of load accounts for vibrations and resonance between the bridge and
passing traffic? - Correct Answer ✔✔ Dynamic load allowance
Which of the following are examples of a longitudianl load? - Correct Answer ✔✔
Seismic load, friction force, and windload
Example of transient load - Correct Answer ✔✔ Vehicular Live Load
Examples of vertical loads - Correct Answer ✔✔ dead load, seismic load, wind load
Measure of deformation and denotes the amount an object deforms with respect to its
original dimension - Correct Answer ✔✔ Strain
Type of strain that disappears when the load is removed - Correct Answer ✔✔ Elastic
strain
Equal to force per unit area - Correct Answer ✔✔ Stress
Type of strain that remains after the load is removed - Correct Answer ✔✔ Plastic Strain
Gradual, continuing, irreversible deformation due to a constant stress - Correct Answer
✔✔ Creep
The effect of increased yield strength when a material has been plastically deformed -
Correct Answer ✔✔ Strain hardening
COMPLETE SOLUTIONS PASSED
Which of the following bridge collapses prompted Congress to mandate the National
Bridge Inspection Program? - Correct Answer ✔✔ Silver Bridge Collapse
Which of the following inventory items can be found in the NBI database? - Correct
Answer ✔✔ a) Identification b) structure type and materials c) Condition d) Load rating
and posting e) Appraisal
Which of the following is the responsibility of a bridge inspection team? - Correct
Answer ✔✔ a) Maintaining public safety and confidence b) Protecting the public
investment c) Providing bridge inspection program support d) Maintaining accurate
bridge records e) Fulfilling agency's legal responsibilities
Which of the following actrivities are determined in advance when planning the
inspection? - Correct Answer ✔✔ a) Inspection type b) Inspection team members c)
Required activities d) Inspection schedule
What parts of a bridge file will include information that will be useful in determining the
duration of the inspection and what the inspection team may encounter? - Correct
Answer ✔✔ a) Previous Inspection reports
Which of the following bridge inspection methods is suficient for the majority of bridge
inspections and evaluations? - Correct Answer ✔✔ a) Visual
Which of the following conditions may reduce load-carrying capacity? - Correct Answer
✔✔ b) Steel beam with section loss b) Severe cracks in prestressed concrete beam e)
Rot in timber truss
Which of the following bridge inspection team duties is used to develop the expected
deterioration rates for preservation planning? - Correct Answer ✔✔ d) Maintain accurate
bridge records
Which of the following is included as part of the documentation process while
performing the inspection? - Correct Answer ✔✔ a) Notes b) Measurements c)
Sketches d) Photographs
Which of the following culvert types relies on backfill material to provide both strength
and stability? - Correct Answer ✔✔ Flexible Culvert
Load path of a culvert: - Correct Answer ✔✔ Roadway - Soil - Culvert - Foundation
, Load path of bridge: - Correct Answer ✔✔ Deck - Superstructure - Substructure -
Foundation
Which bearing element only allows for rotational movement? - Correct Answer ✔✔
Fixed bearing
Which of the following superstructure elements is a transverse member that provides
primary support for the stringers and the deck? - Correct Answer ✔✔ Floorbeam
The AASHTO Manual for Bridge Element Inspection contains which of the following
items for each detailed element description? - Correct Answer ✔✔ All choices
Which of the following examples are permanent loads? - Correct Answer ✔✔ a) Dead
loads of components and elements b) Dead loads of wearing surfaces and utilities
Which vehicle live load is used for overweight or oversize loading? - Correct Answer
✔✔ Permit loading
Which type of load accounts for vibrations and resonance between the bridge and
passing traffic? - Correct Answer ✔✔ Dynamic load allowance
Which of the following are examples of a longitudianl load? - Correct Answer ✔✔
Seismic load, friction force, and windload
Example of transient load - Correct Answer ✔✔ Vehicular Live Load
Examples of vertical loads - Correct Answer ✔✔ dead load, seismic load, wind load
Measure of deformation and denotes the amount an object deforms with respect to its
original dimension - Correct Answer ✔✔ Strain
Type of strain that disappears when the load is removed - Correct Answer ✔✔ Elastic
strain
Equal to force per unit area - Correct Answer ✔✔ Stress
Type of strain that remains after the load is removed - Correct Answer ✔✔ Plastic Strain
Gradual, continuing, irreversible deformation due to a constant stress - Correct Answer
✔✔ Creep
The effect of increased yield strength when a material has been plastically deformed -
Correct Answer ✔✔ Strain hardening
