Safety Inspection of In-Service Bridges Practice Test

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• Which of the following is a fatigue-prone detail factor?
• What material is placed in concrete to provide tensile reinforcement or used as tension members?
• In bridge work zones, frequent and abrupt changes in geometry are recommended.
• Checks are defined as separations of wood fibers, through growth rings, parallel to the grain.
• Problems observed on the approach roadway may indicate possible settlement, structural or hydraulic problems in the culvert. Which area is this referring to?
• In most culvert designs the soil or embankment material surrounding the culvert plays an important structural role.
• Which of the following is NOT a type of bridge inspection?
• Built-up shapes are made up of any combination of plates, bars and rolled shapes which are riveted, bolted or welded together.
• A good traffic control plan is the safe and efficient movement of motorists and pedestrians and the protection of bridge inspectors at work areas.
• Who is primarily responsible for enforcing safety regulations?
• Standard Vehicular Loadings Used are which of the following?
• Part of a safe climbing inspection is having a good mental attitude.
• A ________ inspection involves a visual assessment to identify obvious defects
• Which equipment is specifically designed to reach under a bridge with an articulated boom while on the deck?
• Shrinkage cracks are caused by thermal expansion and contraction of the concrete.
• The statement 'Shear is a force developed when an external load applied transversely to a bridge member causes it to bend' is True or False?
• Is it OK to have a couple of beers at lunch when performing an inspection?
• Which of the following is NOT one of the three main components of a bridge?
• Box Section culverts are designed to have an integral floor.
• Wood grain refers to the orientation of wood fibers along which axis?
• Rigid culverts are generally made from steel or aluminum. This statement is.
• Culverts are usually covered by which material?
• Prestressed members deteriorate in a fashion similar to ordinary concrete.
• Which term describes the bending effect due to a transverse load on a bridge member?
• As vertical loads are applied, a flexible culvert attempts to do what?
• (True/False) Magnitude of stress range is a factor leading to the development of fatigue cracks.
• Which culvert design is used to obtain adequate hydraulic capacity under low embankments or for wide waterways?
• NBIS includes four elements of bridge inspection.
• Which are the three types of traffic control signs?
• Which term describes the property that concrete has identical mechanical properties in all loading directions?
• Strain is defined as the gradual, continuing irreversible deformation due to constant stress below yield stress.
• _______involves hitting the wood with a hammer to determine if there is internal decay
• Which access method should only be used for portions that can be reached safely without undue leaning?
• Which of the following is true about Routine Inspection?
• Which attribute is essential to map a defect to its exact position on the bridge for analysis?
• Which characteristic indicates wood is less sensitive to repeated loads than iron or steel?
• Structural Redundancy is best described as:
• Strain is a gradual, continuing irreversible deformation due to constant stress level below yield stress.
• The accuracy of the load capacity analysis depends on precise ________ information for defects.
• The Deck primarily:
• In what year were the National Bridge Inspection Standards (NBIS) established?
• A _______ test involves lifting a small sliver of wood with a pocket knife or pick and observing whether or not it splinters or breaks abruptly
• Porosity is the voids in concrete that allow water movement. Which option is correct?
• Commonly used due to compressive strength properties
• The concrete deck contributes primarily to which load type?
• The three main components of a bridge are:
• Internal Redundancy is described as:
• Cracking is the wearing or grinding away of material by water laden with sand, gravel, or stones.
• Wind load on a bridge structure is considered a primary live load.
• A spall is a linear fracture in concrete. (T/F)
• Sapwood is the outer part of the tree that performs which function?
• Which load category is associated with moving vehicles?
• Pedestrian Load is classified as which type of live load?
• Which role requires conforming to NBIS as part of its responsibilities?
• The safety of the motorist, pedestrian, and worker must be kept in mind at all times.
• Which role concerns the inspector's legal responsibilities?
• The National Bridge Inventory (NBI) describes which document?
• Concrete resists tensile forces while steel reinforcement resists compressive forces.
• Growth rings are also known as what?
• Which culvert design is specifically described as having multiple barrels to achieve hydraulic capacity?
• Which category does the weight of the bridge structure itself fall under?
• It does not matter if traffic movement is inhibited as long as the bridge inspectors are safe.
• Prestressed members deteriorate in a fashion similar to ordinary concrete.
• Limited culverts nationwide are made of which material?
• Special Inspection is also known as Interim inspection.
• Which option lists the defect types to record dimensions?
• Which property describes mechanical properties that are unique to its three principal axes of anatomical symmetry?
• A physical property of concrete related to heat exposure is its
• Initial Dead Load refers to loads that occur before the concrete deck has hardened.
• Which of the following is a responsibility of the inspector?
• Pre-entry air tests are not necessary every time you enter a confined space.
• Which item is listed as part of Supervisor Responsibility?
• Rigid culverts are generally made from steel or aluminum.
• Moisture content primarily affects which wood property?
• Which option lists the five duties of the Bridge Inspection Team?
• Which term describes the weight of the structure itself, including non-structural elements, and is considered a dead load?
• Fracture toughness in welded joints depends on which metals?
• In this structure, the culvert material itself provides the needed stiffness to resist other loads.
• Condition rating is not influenced by the ability of the element or component to carry legal loads.
• Which statement best describes the aim of traffic control plans?
• Which of the following best describes the initial step when there is a configuration change to a bridge?
• Material toughness is not solely related to strength.
• Appraisal is a judgement of a bridge component in comparison to current standards.
• Shear is defined as which of the following?
• Internal Redundancy is defined as
• Which duties are included under Bridge Inspection Program Support?
• Which item number corresponds to Culvert?
• Reaction is defined as
• Knot is the separation of wood fibers due to intergrown limbs.
• The aggregation of structure inventory and appraisal data collected by each state to fulfill NBIS is known as what?
• Shrinkage cracks are caused by thermal expansion and contraction of the concrete.
• Elongation is the tendency of a member to extend or stretch when subjected to a compressive force.
• Which of the following is a responsibility of the inspector?
• Which of the following pairs lists one Appraisal item and one Inventory item correctly?
• Which statement best captures a foundational element of an efficient traffic control plan?
• What device is used to suspend a single inspector for rope-access inspections?
• Which type of concrete uses high tensile strength steel strands as reinforcement?
• What term describes a system of cables and platforms used to support workers at height?
• Condition (A/I) is categorized as Appraisal.
• Which of the following is a responsibility of the inspector?
• Which factor contributes to fatigue-prone details?
• The basic shapes of timber are which of the following?
• The term for long-term, irreversible deformation under sustained load is
• In the item-number list, which component uses number 59?
• Which statement about sufficiency ratings is true?
• Which equipment combines the under-bridge capability of a snooper truck and the freedom of movement of platform rigging?
• Dead loads are best described as full-time permanent loads.
• Record dimensions of affected areas for _______.
• As vertical loads are applied, a flexible culvert attempts to deflect.
• The effect of which loads decreases as the height of cover over the culvert increases?
• Which inspection involves a close-up, hands-on evaluation of structural members above or below water level to identify deficiencies not readily detectable?
• Ice pressure on a bridge is categorized as which load type?
• Moment is defined as what?
• Load Path Redundancy is described as:
• Shear cracks are caused by diagonal tensile forces that typically occur in the web of a member near the supports.
• In the item-number list, which component uses number 60?
• Which term refers to a hydraulic structure typically under fill?
• Which type of inspection would typically be used to identify hidden structural deficiencies in bridge members?
• ____________ is defined as the designed strength of a member.
• Which statement best describes NBIS?
• Softwoods are characterized by which leaf type?
• Which term describes separations of wood fibers due to intergrown limbs?
• Which term refers to groups of cells running from the center of the tree horizontally to the bark?
• Deck Joints are designed to:
• Which test is used to detect internal decay by tapping the wood?
• Which culvert component should be inspected along the full length from inside?
• Which item would be used to account for a narrow bridge in the inspection process?
• The statement 'Condition is a judgement of a component's adequacy in relation to current standards' is true.
• What is the purpose of a Shadow Vehicle?
• Which culvert type relies on the stiffness of its own material to resist loads?
• What describes the qualifications for the Program Manager?
• Which statement defines Special Inspection?
• Traffic control devices must be visible, give clear direction, and command respect.
• A structure consisting of cables and platforms is called what?
• Roadway Appurtenances primarily serve to:
• Once the defects are identified visually, _______ procedures must be used to verify the extent of the defect
• Moisture content in wood causes what kind of changes?
• Parapets are counted under which load category?
• Which of the following is not a primary live load?
• Which set of conditions is favorable for fungi to grow in wood?
• Which component transmits loads, permits longitudinal movement and allows rotation?
• Wood grain refers to the orientation of wood fibers along which axis?
• Pop-outs are conical fragments that break out of the surface of the concrete leaving holes.
• Prestressed concrete is achieved by:
• Which statement best describes how items marked with (A/I) are classified?
• Why are drilling or boring locations inclined in timber?
• The surrounding soil or embankment material surrounding a culvert plays an important structural role. This statement is true.
• Which is more mobile than rigging and used for structures less than 40 feet high?
• Drainage is responsible for:
• Which procedure is used to verify the extent of a defect after a visual identification?
• Which statement about leaving traffic control devices up overnight is correct?
• What term describes mobile inspection platforms or cages that ascend steel cables?
• Deck Geometry (A/I) is categorized as which?
• Which statement describes the inspector's role regarding public investment?
• Defects should be identified by their specific ______.
• Which statement about signage in bridge work zones is correct?
• Which timber property describes the initial deflection of a member that increases with time?
• Which term describes permanent deformation that occurs after overload?
• Which term describes how wood behaves differently along its three principal grain directions?
• Which of the following best describes an output of the Public Safety inspector role?
• Which item is explicitly Inventory in the provided material?
• Growth rings in timber correspond to what feature?
• NBIS is intended to establish national requirements for which elements?
• The Deck of a bridge primarily:
• Which term describes separations of wood fibers between growth rings, parallel to the grain?
• Which culvert type is easily adaptable to a wide range of site conditions and has an integral floor?
• Which element is essential to an effective traffic control plan?
• Hardwoods characteristics include which leaves?
• Which timber condition is described as advanced checks that extend completely through the wood?
• Which element supports the deck or riding surface?
• Which of the following is a responsibility of the inspector?
• Which device is primarily used to prevent unauthorized vehicles from entering the work zone?
• Which component allows longitudinal movement and transmits loads between the superstructure and substructure?
• Prestressing strands are typically used as which material?
• Internal Redundancy is described as:
• Arch culverts are a type of culvert.
• Which item is explicitly Appraisal in the provided material?
• A bridge's ________ is not to influence condition ratings.
• Which role is responsible for establishing and maintaining the structure history file?
• What term describes a wood plank platform suspended by ropes?
• What type of inspection is conducted to assess damage caused by environmental factors or human actions?
• Sapwood is the outer part of the tree that performs which function?
• Which item number corresponds to Substructure?
• What are Splits in timber?
• Internal Redundancy is described as:
• Due to entrapped air, cement paste never completely fills the space between aggregate particles. This allows absorption of water and passage of water under pressure and is known as
• A 'Bridge Inspection' sign is an example of what sign type?
• Can be designed to meet the specific requirements of a site.
• Which material is primarily used to construct built-up members?
• Concrete can be cast to any shape prior to curing is known as
• What is the National Bridge Inventory (NBI)?
• Which statement best describes spalling in concrete?
• MBIS does not allow substitutes for the SI&A form.
• Knots, Splits, checks, reaction wood are a few of the _________ that adversely affect the strength of wood
• Which statement best reflects Employer Responsibility?
• Toughness is defined as the measure of the energy required to break a material.
• Shear cracks are caused by diagonal tensile forces that typically occur in the web of a member near the supports.
• Which activity is listed as one of the five duties of the Bridge Inspection Team?
• Which vehicle is limited for use on fairly level terrain and usually not licensed for highways?
• Which are the three principal categories of bridge loadings?
• (True/False) Fatigue prone details include the type of detail, weld quality and quality of fabricated detail.
• The designation (A/I) indicates that items are evaluated as either Appraisal or Inventory.
• Fatigue refers to material failure that occurs at a stress level below the elastic limit due to repetitive loading.
• ________ experience elongation when exposed to overloads.
• Which term describes separations of wood fibers, through growth rings, parallel to the grain?
• Which item is not listed as a typical part of a field notebook?
• Which pair of loads are both considered secondary live loads?
• Which option is described as more mobile than rigging and used for structures under 40 feet high?
• What is the primary function of the bridge superstructure?
• It is only important to record serious defects.
• Composite is defined as
• Approach roadway Alignment (A/I) is categorized as Appraisal.
• A narrow bridge would be accounted for in _______ item.
• Structure Type and Material (A/I) is categorized as which?
• Which property allows timber to sustain short term loads of about 2x the level it can bear on a permanent basis?
• A typical field notebook should contain a title page, table of contents, inspection notes, sketches, photo log, summary of findings, and inspection forms.
• The effects of live loads on a culvert are increased as the height of cover over the culvert increases.
• Who is responsible for bridge safety inspections?
• Transverse cracks are fairly straight cracks that are roughly perpendicular to the centerline of the bridge.
• Delamination is the subsurface separation of concrete into layers. (T/F)
• Which item number corresponds to Superstructure?
• Rotational movement in bridges is a direct result of live load deflection and occurs with greatest magnitude at the bridge supports.
• Softwoods are defined by which leaf characteristic?
• Which item number corresponds to Channel?
• (True/False) Material fracture toughness depends on the base metal but not the weld metal.
• An overload can lead to ______ deformation, as well as complete failure of the member and structure.
• Which term describes a hydraulic structure used to convey water under a road or railway and is typically under fill?
• One of the five motivations for bridge safety inspections is Pain and Suffering (death).
• __________ ratings are applied by determining if the horizontal or vertical curvature of the bridge approaches differs from the section of highway the bridge is on.
• Shakes are separations of the wood fibers, between growth rings, parallel to the grain.
• Dead load types include which two categories?
• Which of the following is NOT a basic ingredient of concrete?
• In the context of beam behavior, which term refers to the bending effect caused by a transverse load on a bridge member?
• The symptom of overloads in compression members is which of the following?
• Which factor is not intended to influence condition ratings?
• Which role is responsible for maintaining the structure history file?
• Culverts are used in situations where there is generally very little flow of water.
• Which type of structural member is commonly used as beams and columns and comes in shapes such as I-shaped and C-shaped?
• Which item number corresponds to Deck?
• What is a primary output of the inspector's role focused on public safety?
• Inventory items constantly change.
• A localized deficiency, which reduces the load carrying capacity of serviceability of the structure is a ________.
• Which term is defined as the force per unit area that expresses internal force intensity?
• In the item-number list, which component uses number 58?
• Superimposed Dead Load is defined as loads that are applied when?
• Torsion is defined as which of the following?
• Which term describes a structure where deck acts together with beams to resist loads?
• Which item is listed as part of Inspector Responsibility?
• Structural Redundancy is defined as:
• Initial Dead Load refers to loads that exist before the concrete deck has hardened.
• The five motivations for bridge inspection safety include which of the following?
• Which inspection is the first entry into the bridge file when there has been a change in configuration or ownership?
• Which material is commonly used in bridge elements due to its compressive strength when reinforced?
• Transverse cracks are fairly straight cracks that are roughly perpendicular to the centerline of the bridge.
• Concrete resists tensile forces while steel reinforcement resists compressive forces.
• _______ causes dimensional instability and fluctuations of strength
• (True/False) Number of cycles depends on the frequency of truck traffic and the ambient temperature.
• Moisture content leads to what changes in wood?
• Which inspection is the regulatory scheduled inspection to determine physical and functional condition of the bridge?
• Classification (A/I) is categorized as which?
• Which statement best describes the inspector's role for public safety?
• Full flow design conditions can cause accelerated scour and undermining at culvert ends, indicating which type of failure?
• Cantilever is defined as
• Fabricated by twisting wires together
• What is a wood plank work platform hung by ropes called?
• Which element transfers the loads from the superstructure to the foundation soil or rock?
• Geometric Data (A/I) is categorized as which?
• Dead loads are considered full-time permanent loads.
• Axial Force is defined as which of the following?
• Has an articulated boom to reach under the bridge while parked on the deck?
• Which statement correctly identifies the primary source of permanent loading on a bridge?
• In fatigue evaluation, which statement best describes the effect of higher stress range?
• Sufficiency ratings must be calculated manually by the Bridge Inspector.
• An inspector can come up with his own numbering scheme as long as it is clearly documented.
• Stress is defined as what, in terms of internal forces?
• Primary Live Load refers to what type of loads?
• Which loading category is primarily associated with vehicles on a bridge?
• For ________, record the remaining section dimensions.
• Which statement correctly describes Initial Dead Load?
• Locating a defect may include tying it to an established permanent ________.
• A physical property of concrete is its resistance to
• What size is the most popular?
• Ductility is defined as the amount of elastic deformation a material undergoes prior to breaking.
• Which culvert type is described as used to obtain adequate hydraulic capacity under low embankments or for wide waterways?
• Can be used for an underwater inspection?
• Which factor plays an important structural role in culvert design according to the material?
• Dead load is defined as which of the following?
• Efflorescence is a construction defect caused by improper vibration during concrete placement.
• Concrete can be cast into any shape prior to curing is described by which term?
• Which statement about climbing safety is true?
• Which statement is not aligned with the described traffic control plan guidelines?
• Which statement about motorist speed at traffic control setups is supported by the material?
• Which component provides a smooth riding surface and protects the deck from the effects of traffic and weathering?
• Arch culverts exist as a type of culvert.
• Torsion is caused by which effect?
• Which option describes unprotected steel with only mill scale on the surface?
• Constructed of concrete, have no floor and are covered with fill material?
• Basic Ingredients of Concrete: Which of the following is a basic ingredient?