NASCLA Accredited Practice Exam

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• Which of the following methods can be used for supervising valves on a backflow prevention device?
• What is the primary purpose of temperature and shrinkage steel in construction?
• Material stored inside buildings under construction must not be placed within how many feet of any hoistway or inside floor openings?
• What is the minimum height at which a guardrail system must protect employees from falling?
• What must be included in the written certification record for training verification?
• What is the maximum allowed height for the top edge of a guardrail system?
• Wire rope must not be used if the number of broken wires exceeds what percentage?
• When should the safety belts and lifelines be used during welding operations?
• What additional layer thickness is required for the top layer of valley lining when using mineral-surfaced roll roofing?
• What is a limited partner in a partnership responsible for?
• How is roof slope calculated?
• What should an employer develop if it is infeasible to use fall protection systems?
• Which type of construction allows for the use of any materials permitted by code for both exterior and interior walls?
• What is one of the characteristics of top lap in roofing?
• What is the minimum number of nails required to attach lateral restraint and diagonal bracing at each connection?
• What is essential for the estimating team to prepare reliable estimates?
• What is the minimum required width for the bottom layer of valley lining material in open valleys?
• How are unbonded tendon fabrication procedures primarily initiated?
• Which lab test is primarily used for testing slightly cohesive to cohesive soils?
• For a simple slope excavation of 20 feet or less, what is the maximum allowable slope?
• Who is fully responsible for safety on a construction site?
• What is the recommended bolt hole diameter for bolted connections in relation to the bolt diameter?
• What type of protection must all employees using abrasive wheels have?
• When storing materials and equipment during roofing work, how far must they be from a roof edge without guardrails?
• What does a project schedule help to identify?
• What term is used when a concrete member is designed to have no tensile stresses under working load?
• Excavations below what depth may allow additional work if a shield is designed to resist full trench depth forces?
• Who should supervise the design, installation, and use of horizontal lifelines?
• Where should more than 25 gallons of flammable liquid be stored?
• What type of building material is used for the exterior walls in Type IV construction?
• How far can a platform extend over its support if it is 10 feet or less in length?
• When converting trench volume from BCF to BCY, what is the conversion factor?
• When ascending or descending a ladder, what should the user do?
• What is the minimum loading capacity for a steel floor deck used as a working platform?
• What minimum clearance in inches should be maintained vertically over stairway nosings?
• What do stirrups in beams primarily resist?
• What is the recommended handling method for trusses during unloading?
• What does a shield system protect employees from during excavation work?
• For trusses longer than 30 feet, what device should be used for mechanical hoisting?
• What does the term "compression strength" refer to in soil testing?
• Who is responsible for ensuring workers have the appropriate eye protection?
• How often should the visual inspection of equipment take place?
• How large must each area of refuge be to accommodate wheelchair spaces?
• What is the minimum illumination level required along the path of egress during an emergency?
• How many ribs should be fastened to extend beyond a 24 inch opening?
• What function does the Wrap and Snap Tie serve in construction?
• What is the required distance between oxygen cylinders and combustible materials?
• When is it required to provide safety nets on a construction site?
• What is crucial for cylinder storage to prevent unauthorized access?
• What is a critical characteristic of the soil used in the Standard Proctor test?
• What is the primary purpose of using stone on a Built-Up Roof (BUR)?
• What is the volume of a trench that is 100ft long, 2ft wide, and 5ft deep?
• How far must the side rails of a ladder extend above the upper landing surface?
• Which type of pile is designed primarily to resist horizontal pressure?
• Ramps with a rise greater than 6 inches are required to have handrails at what height maximum?
• How many visible broken wires in wire rope indicates it must not be used?
• What tool is used to ensure proper alignment of connection plates and angles in bolting?
• What size of sandbag is used to drop-test safety nets?
• What is the recommended distance for reinforcing bars to be clear above the bottom in footings?
• What is the minimum oxygen content required for a safe environment?
• How is the height of a stair riser measured?
• What is the function of temperature steel in ribbed floors?
• Before installing roll roofing, what should you do first?
• What is the range for light utility bulldozers in terms of horsepower?
• Which method is NOT typically used for removing groundwater?
• What is the standard height for top rails in a guardrail system?
• What should the pusher's ability be in order to effectively assist scrapers in excavation?
• Which of the following materials is NOT mentioned as an exterior finish?
• What must be indicated if the employer relies on prior training conducted by another employer?
• In post-tensioning, what is the minimum distance from penetrations that cables should be located?
• How often should hoses carrying combustible gases be inspected?
• What is required of scaffolds and scaffold components according to safety standards?
• Which term describes the first step to forming a contract?
• What do pin-type connections resist?
• For a proper handrail design on ramps, how many sides must the handrails be installed?
• In terms of accessibility, what element is emphasized for parking spaces in building codes?
• What should be verified if the spacing tolerance for trusses exceeds the specified limits?
• What is the primary reinforcement configuration in one-way slabs?
• What is an important piece of information regarding stake measurements?
• Before entering a space, what must be tested in the internal atmosphere?
• What do small U-shaped reinforcing bars in beams aim to resist?
• What is required of employers regarding openings to prevent unauthorized access underground?
• What is a critical component in ensuring compliance with construction safety regulations?
• What is the minimum clearance distance for equipment operating up to 50 kv?
• What should be the storage condition for wedges and anchors?
• What must be done to covers once installed in walking/working surfaces to ensure safety?
• What type of connection between girders and columns provides lateral stability?
• What organization is likely to provide the information on accessible parking mentioned in auxiliary resources?
• What is the major difference between public and private owners in construction?
• What is the total loose cubic yards (LCY) needed for a cut of 4,000 BCY given the conversion factor of 1.32?
• How are changes made to the construction contract documents after issuance but before bids are due?
• What is the purpose of water in the Proctor test for soil density?
• How far should the front edge of scaffold platforms be from the face of the work without guardrails?
• What should be done with reinforcing bars upon delivery to a job site?
• What is the maximum weight limit for a steel deck bundle?
• What is the maximum vertical side for excavations 8 feet or less that have unsupported sides?
• What particle size defines gravel?
• What should be done before loading materials on trusses?
• In post-tensioned concrete, at what percentage of full strength must the concrete harden before the tendon is pulled?
• What is the maximum allowable lateral travel distance to access a means of egress in a trench greater than 4 feet deep?
• What types of safety equipment are recognized?
• What is the maximum weight allowed for a bundle of joist bridging?
• What technique involves a dozer working within a trench to minimize load loss?
• What is the role of temperature steel in concrete reinforcement?
• What is the tolerance range for the spacing of trusses along their bearing support?
• What happens to soil volume when it swells after excavation?
• When is cave-in protection not required for excavations?
• What is the minimum horizontal force a stanchion must resist after being erected?
• Which type of steel deck is designed to act alone in transferring loads?
• Under what condition should wire rope be deemed unsafe to use?
• If the fill is determined to be 6,160 LCY and the cut is 5,280 LCY, how much more fill is required?
• What is the required height range for handrails on ramps with a rise greater than 6 inches?
• What condition must gas cylinder storage locations meet?
• What is the usual purpose of a contractor's monthly request for payment?
• What is the maximum distance from the face for outrigger scaffolds?
• What is required when using chutes for material drops?
• Which type of safety equipment includes lifelines and safety nets?
• What type of system must employees on a scaffold over 10 feet above a lower level be protected by?
• What does the thumb penetration test estimate in cohesive soils?
• Which type of excavation requires a means of egress due to depth considerations?
• What is the requirement for covers located in roadways and vehicular aisles?
• Footings for supported scaffolds should be?
• What is the minimum diameter for top rails and midrails to prevent cuts and lacerations?
• What type of fastening device is utilized for attaching steel deck to its structural support?
• When must scaffold casters and wheels be locked?
• Which surface conditions may hinder the bonding of reinforcing bars to concrete?
• How far should gas cylinders be kept from highly combustible materials?
• What should be done if discrepancies in jack calibration records are found?
• In single charge blasting, where does the shock wave of the explosion travel?
• How does a wellpoint operate to remove water from an excavation site?
• Which material is mentioned as a durable and cost-effective exterior finishing option?
• Which type of soil is classified as Type A?
• When stacking masonry blocks higher than 6 feet, the stack must be tapered back how far?
• What is the minimum required diameter for a safety belt lanyard?
• What purpose do moment connections serve in girders?
• Employees on a boatswains' chair shall be protected by?
• What common roofing material is known for its rubber polymers?
• Before entering excavations greater than 4 feet deep, what must be done regarding the atmosphere?
• What type of steel deck has shear connector devices?
• What does compaction testing help determine for site contractors?
• What aspect of project management does the project size modifier refer to?
• Which type of curtain wall is designed to bear loads?
• What is the minimum distance that heaters must be located from combustible tarpaulins or similar coverings?
• What type of steel deck is made by attaching a bottom steel sheet to a panel?
• What must supported scaffold poles, legs, frames, and uprights bear on?
• What must portable power-driven circular saws have for safety?
• If there is reverse curvature of tendons, what could happen?
• What is the primary reason for "cracking" a cylinder valve before connecting a regulator?
• What is the clearance needed for a radiant type room heater?
• What type of plate is recommended for an 8"-13" penetration in steel decking?
• What is the minimum clear distance for nominal voltage to ground of 0-150 volts?
• How often should safety nets be drop-tested if left in one place?
• What happens if one of the tension braces in a steel frame is removed?
• What is the formula to determine the load factor when accounting for soil swell?
• How far apart can intermediate members, such as balusters, be placed in a guardrail system?
• When dropping debris through floors without chutes, what must be done to the area beneath?
• What is the maximum slope allowed for ramps in egress?
• Before stacking used lumber, what material must be removed?
• What type of soils are classified as silts?
• What is the maximum allowable height for brick stacks?
• What is the minimum depth required for stair treads?
• What is the recommended net free vent opening per square feet of attic surface when there is no vapor barrier?
• What is required for hand-held powered tools like circular saws and chain saws?
• What are masonry curtain walls traditionally composed of?
• What is the minimum recommended concrete cover over reinforcing bars larger than #5?
• Which type of tie is commonly used to secure reinforcing bars in flat, horizontal works?
• Which of the following storage methods is acceptable for flammable liquids?
• What is the standard practice for rebar placement adjacent to other bars in beams and girders?
• Which of the following best describes the requirements for formwork for cast-in-place concrete?
• What is the recommended minimum number of pick-points for hoisting a single truss up to 30 feet?
• How is splicing of thermoset materials commonly done?
• Who must be allowed to observe pre-entry testing?
• How should the first membrane be installed in a BUR system?
• What is the maximum height for toprails or equivalent members on suspended scaffolds?
• What is not a function of stone used on BUR?
• What is one requirement for maintaining SFRM during application?
• What serves as the cost baseline for a project?
• If an employee is working near wall openings, what height requires fall protection?
• What is required for each employee performing overhand bricklaying operations from a supported scaffold?
• Which method is most commonly used to determine in-place soil density and moisture content?
• Which of the following scaffolds requires a personal fall arrest system and guardrail system for occupational safety?
• What is typically required when hoisting bundles of reinforcing bars that are about 30 ft long?
• What ensures that shop drawings reflect the specifications found in design documents?
• Why is proper attic ventilation critical?
• What does underpinning provide for existing buildings?
• What must be true for soil to be considered Type A?
• Which material has the minimum thickness of .0216 inches as specified for roof assembly applications?
• What weight and size hammer is used in the Proctor test for soil density?
• What is a requirement for scaffold platforms and walkways?
• When is fire protection not required for the bottom flange of certain structural elements?
• What must a competent person inspect before the shift?
• What is the minimum top edge height for toprails on supported scaffolds installed after January 1, 2000?
• Which document explains the procedure for submitting project submittals?
• What is the requirement for materials that are piled near a roof edge during roofing work?
• What is the role of the driving head on a pile?
• When a loose brick stack reaches a height of 4 feet, it must be tapered back by how many inches for every foot of height above that level?
• Which type of truss is known for its simplicity and efficiency, often used in roofs?
• What does a high groundwater level indicate for contractors during excavation?
• Who should have access to stressing equipment?
• What should be done with defective hoses during inspection?
• What must be provided to the height of at least 5 feet from the finished floor for structural members?
• What is one of the purposes of roofing underlayment?
• What is a key feature of a raft slab foundation?
• How closely should guardrails be flagged if wire rope is used?
• What is the purpose of shop drawings in a construction project?
• What type of structural elements does fire protection not apply to if their span is not more than 6 feet 4 inches?
• In buildings with required accessible floors, what must the accessible means of egress include?
• What is the minimum thickness of the plate required for an 8" diameter penetration?
• Why is rebar used in concrete?
• What does a Work Breakdown Structure (WBS) help manage in a construction project?
• Where should the attachment point of a body harness be located?
• What is the purpose of crack-control joints in concrete sidewalks?
• What is the purpose of sloping excavation sides?
• Which of the following statements is true regarding scaffold components from different manufacturers?
• What is a key advantage of cellular concrete as a fireproofing material?
• Which organization type requires at least two people to be considered legal?
• In which condition is it acceptable to have a wider space between scaffold units?
• What is the minimum height required for public parking garages?
• Effective project organization primarily impacts which aspect of construction management?
• What is the weight range of roofing base sheets used in BUR systems?
• What is the required overlap for platforms when creating a long platform on scaffolds?
• What is the purpose of concrete cover over rebar?
• What angle should a non-self-supporting ladder be placed at for safe use?
• Which of the following is NOT a type of Steel Decking?
• What creates air space between the roof sheathing and roof covering?
• What characteristic of concrete makes it weak in tension and shear?
• What is the maximum length of full sheets of Steel Decking?
• What is a standardized approach to expressing a slope in percentage?
• When is sequential firing used in blasting techniques?
• What is the minimum required length of a safety belt lanyard to prevent a fall greater than 6ft?
• What thickness of topsoil is typically used above the granular base in a concrete gutter?
• How do you calculate the load factor for excavation with a 25% swell?
• What is the maximum allowed space between adjacent scaffold units?
• How should lumber be stacked to ensure stability?
• What types of documents are typically included in project submittals?
• Who is required to supervise scaffold-related activities?
• What is the maximum projection into the clear opening width for doors and gates between 34 inches and 80 inches above the floor?
• What are construction contract documents primarily divided into?
• What is the minimum head-room clearance required for stairways?
• Which metal is NOT listed as a corrosion-resistant material for roof valley linings?
• What type of roofing materials can be used in the valley lining of open valleys according to the specifications?
• All simple benched excavations 20 feet or less in depth must have which of the following?
• How should compressed air cylinders be secured?
• Connections between girders and columns can be categorized into which two types?
• How many ties are required for any one reinforcing bar in concrete, at minimum?
• If you have 1,000 bank cubic yards (BCY), how many loose cubic yards (LCY) do you need if the expansion factor is 1.32?
• What is the primary focus of commissioning services in construction projects?
• What provides stability in both directions in structural steel frames?
• What is the maximum height of stair risers allowed?
• How can load time in excavation projects be improved?
• What is a critical aspect of value engineering during the design phase?
• What should be done if visual inspection indicates a need for it?
• When is it acceptable to stack lumber higher than 20 feet?
• What is a required fire-resistance rating for shaft enclosures connecting four stories or more?
• Which delivery method involves the owner hiring both a design firm and a construction management firm?
• What is NOT part of the visual inspection checklist?
• What is commonly required in partially prestressed concrete to control cracking?
• What should be avoided when using the top step of a stepladder?
• What is an acceptable way to adapt doors to ensure compliance with egress requirements?
• How long are steel decks typically shipped?
• What part of a pile is referred to as the tip?
• What type of bracing is employed when it does not interfere with opening locations in a frame?
• What is the typical thickness of concrete sidewalks?
• Which of the following statements is true regarding the width of open valleys lined with metal?
• Which type of relationship is essential for successful project communication?
• What is the term used for additional support bars in the installation drawings?
• What is a critical requirement when insulating rafters for ventilation?
• What type of roof system involves a two-way joist layout for concrete?
• What is the minimum required end bearing for a steel deck?
• To maintain a safety factor, horizontal lifelines should be part of what system?
• What is the required clearance for a room heater of circulating type?
• What defines the intent of design documents in construction?
• When stacking bagged materials, how high must the layers be staggered by stepping back?
• Which types of construction typically use noncombustible materials for building elements?
• How often should ties be spaced for reinforcing bars in concrete?
• When mechanical equipment is not used, how far should the warning line be from the roof edge?
• For LP-Gas storage outside of buildings, what is the minimum distance for containers over 6,000 lbs?
• What is necessary when a welder enters a confined space?
• Which construction delivery method is characterized by the owner hiring a design professional to send designs out for bid?
• What feature is necessary for lumber stacking supports?
• What is the most important reason for installing a vapor barrier?
• What is the requirement for the installation of permanent floors in multi-story structures?
• How should employers protect employees from being struck by mobile equipment?
• What is the purpose of the head lap in roofing?
• What role does an attendant play when a welder is in a confined space?
• In terms of business organization, which type involves a single-person ownership?
• In excavating, how many compacted cubic yards (CCY) are in 1,320 LCY if the shrink factor is 1.54?
• What action should be taken when an arc welder stops work or leaves their station?
• What kind of shield systems can be used in trench excavations?
• What diameter screws are typically used for attaching steel decks?
• When fully opened, what is the maximum width reduction allowed for a door?
• What is the purpose of using a personal fall arrest system?
• What must an employer provide to ensure safety in access and egress to work stations?
• Where should gas cylinders be stored inside buildings?
• If the actual elevation at TOS is given as 1527.25 ft but expressed as a station, what would that number be?
• Which type of tie offers less holding strength compared to others?
• What is the typical width of a steel deck?
• What must be avoided when storing gas cylinders to prevent damage?
• In structural steel frames, what is the primary function of cross-bracing?
• In heavy snow areas, what is the recommended spacing for gutter hangers?
• What is base flashing?
• Which of the following is NOT a method of supervising valves in a fire protection system?
• How far apart should expansion joints be placed in concrete sidewalks?
• What should be used to thaw cylinders that are frozen?
• Which element is NOT included in curtain wall construction?
• What is the maximum allowable distance of a worker from the support face when plastering and lathing?
• What role does the surface aggregate play in built-up roofing systems?
• What factor does cost reduction primarily focus on?
• What is the classification of the strongest floor system mentioned?
• What is the minimum height requirement for barriers in a public parking garage?
• Which method is discouraged when unloading trusses to ensure safe handling?
• Which of the following is NOT a type of steel structural shape?
• At what voltage level does the minimum depth of clear working space exceed 10 feet?
• Which type of project submittal includes drawings, product data, and samples?
• What must distinguish alarm, supervisory, and trouble signals in a fire protection system?
• How is the effectiveness of a vapor barrier measured?
• What is the economic advantage of using partial prestressing in structures?
• What is the maximum particle size that defines boulders?
• What is the minimum thickness for high-yield copper in roofing systems?
• What is the most important function of a public owner in a construction project?
• When is compressed air permitted for cleaning purposes?
• What is the maximum height for lumber piles when handled manually?
• What does a contour line on a topographic map represent?
• What type of equipment is best for excavating deep trenches or extremely hard digging?
• What is a characteristic of moment-type connections in girders?
• How is a 45-degree slope expressed in percentage?
• What describes the lead lap in roofing?
• What is a wellpoint system primarily used for in excavations?
• What are the four types of Steel Decking?
• Who is allowed to operate a powder-actuated tool?
• Which type of tool is used for fastening steel deck to the structural frame?
• What does the number assigned to a rebar size indicate?
• What factors affect cycle travel time for trucks during excavation projects?
• What is the purpose of the critical path method (CPM) in project management?
• For nominal voltage to ground of 601 to 2,500 volts, what is the minimum depth of clear working space required?
• How far above the grade should rebar be placed in slab construction?
• What is the purpose of using a Saddle or "U" Tie in construction?
• All masonry walls over 8 feet in height must be:
• What happens if visible signs of excessive wear are present in wire rope?
• What is required for a contract to be legally formed?
• What should always be avoided during cold weather regarding attic ventilation?
• What should be avoided when lifting cylinders?
• Each end of a platform shall extend over the centerline of its support by at least how many inches?
• Which piece of equipment is most effective in firm soil and can be placed or removed without entering a trench?
• Where are stirrups typically placed in relation to the support of a beam?
• What is the required minimum thickness of aluminum for valley lining material?
• How can protections be provided against materials falling into excavations?
• What spacing is generally recommended for gutter hangers?
• Which of the following is a key component of project communication?
• Who is allowed to work directly below a suspended load according to safety protocols?
• What is the purpose of a pile shoe?
• What must be used when materials are dropped more than 20 feet to any point outside the exterior walls of a building?
• Which of the following is the minimum thickness for galvanized steel used in roof assemblies?
• What is a key responsibility of a construction manager?
• What type of environment is recommended for storing tendons?