NHI BRIDGE INSPECTION COURSE
130055 MIDTERM QUESTIONS AND.
ANSWERS (GRADED A+)
Orthotropic Deck - ANSWER-Which type of deck uses flat, thin, steel plates stiffened
with closely spaced longitudinal steel ribs and a wearing surface?
Delamination - ANSWER-What concrete deficiency is caused by corroded rebar or
severe overstress and cannot be visually identified?
Bearing - ANSWER-What part of the bridge permits longitudinal expansion and
contraction?
Bridge Conditon - ANSWER-Deck, culvert, bridge bearings, and channel are
examples of what SNBI data items?
Scour Vulnerability - ANSWER-What is an example of appraisal data item?
Flexure and Shear - ANSWER-What are the two main types of structural cracks in
concrete?
Bridge Management Elements (BME) - ANSWER-Expansion joints, wearing
surfaces, and approach slabs are examples of:
Above an intermediate support - ANSWER-Flexure cracks in the top of a concrete
deck would most likely be found in what area?
Physical - ANSWER-What is the primary method for determining steel remaining
section or section loss?
Masonry - ANSWER-A bridge material that is split and spalled is what material?
Crushing - ANSWER-Concrete decks are to be checked over supports for cracks,
spalls, and:
Steel - ANSWER-______ decks are found on many older bridges and movable
bridges.
Timber - ANSWER-_______ decks use glue or nail laminated connections to
transmit loads to the superstructure.
Concrete - ANSWER-________ decks are the most common type of deck due to
variable shapes, sizes, and construction methods.
Physical - ANSWER-Which inspection method utilizes chain drags to determine
whether or not concrete decks are sound or delaminated?
130055 MIDTERM QUESTIONS AND.
ANSWERS (GRADED A+)
Orthotropic Deck - ANSWER-Which type of deck uses flat, thin, steel plates stiffened
with closely spaced longitudinal steel ribs and a wearing surface?
Delamination - ANSWER-What concrete deficiency is caused by corroded rebar or
severe overstress and cannot be visually identified?
Bearing - ANSWER-What part of the bridge permits longitudinal expansion and
contraction?
Bridge Conditon - ANSWER-Deck, culvert, bridge bearings, and channel are
examples of what SNBI data items?
Scour Vulnerability - ANSWER-What is an example of appraisal data item?
Flexure and Shear - ANSWER-What are the two main types of structural cracks in
concrete?
Bridge Management Elements (BME) - ANSWER-Expansion joints, wearing
surfaces, and approach slabs are examples of:
Above an intermediate support - ANSWER-Flexure cracks in the top of a concrete
deck would most likely be found in what area?
Physical - ANSWER-What is the primary method for determining steel remaining
section or section loss?
Masonry - ANSWER-A bridge material that is split and spalled is what material?
Crushing - ANSWER-Concrete decks are to be checked over supports for cracks,
spalls, and:
Steel - ANSWER-______ decks are found on many older bridges and movable
bridges.
Timber - ANSWER-_______ decks use glue or nail laminated connections to
transmit loads to the superstructure.
Concrete - ANSWER-________ decks are the most common type of deck due to
variable shapes, sizes, and construction methods.
Physical - ANSWER-Which inspection method utilizes chain drags to determine
whether or not concrete decks are sound or delaminated?
