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Test your basic knowledge |
Construction Basics
Start Test
Study First
Subjects
:
industries
,
construction
Instructions:
Answer 50 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 primary purpose of longitudinal steel bars in a reinforced concrete beam is to overcome the weakness of concrete in ______
4 to 6 ft
Tension
Heavier members and spans from column to column
2in
2. A concrete member containing reinfrocing bars is called _____
Stress at the point of failure
Reinforced concrete member
Tube
3000 PSI
3. The The Fourth Arrow is Pointing at
False
Wood and Plywood - Steel - Aluminum - Glass Fiber
30ft
Column Footing
4. The minimum width of air space generally used between brick veneer and wood stud backup wall is...
18'
1in
Henry Bessemer in 1855
2 in
5. Rest on and are part of the structural frame of the building - they are used for 2nd and higher floors.
3/8 greater than the multiples of the masonry unit module.
Zero (0)
Elevated Slabs
Iron ore melts and then is cooled to a solid state by casting it on a sand bed - the shape of the casting resembles a little of new born pigs.
6. Thermal Mass is _____
A 100% solid unit
Is the Specified dimension plus one mortar joint thickness
Immediately above
Where the concrete absorbs the heat from the day and slowly releases it during the night
7. Ways to Protect structural steel from fire are...
Zero (0)
Encase steel sections in concrete - OR use a Spray-applied fire protection and gypsum board facing
Horizontal reinforcement
3/8 greater than the multiples of the masonry unit module.
8. High-strength bolts have the same charterisitcs as ____
A325
Steel
Some veneer walls
Pile
9. In a brick veneer assembly - weep holes are required at...
Isolation Joints
Immediately above the flashing
Footing
Support Pylons
10. Is a nonmovment joint in a large concrete slab - and is used when the concrete cannot be placed in one continuous operation.
Exterior cladding and a inner backup wall and a intervening air space between the cladding and the backup
Henry Bessemer in 1855
Construction Joint
Some interior concrete slabs-on-ground
11. A common type of Form Tie is ____
GFRC skin - a light gauge steel frame - anchors
Tube
Beams and Columns
Snap Tie
12. A connection between a floor or roof and a wall must be adequate to sustain the 3 forces What is one of these forces?
Elastic-plastic
In plane shear between the wall and the floor or roof deck
Is the Specified dimension plus one mortar joint thickness
1/2 to 3/4 thick
13. The Term GFRC is an acronym for...
2in
It took the excess carbon in the moten pig iron and was converted to carbon dioxide by blowing oxygen through it
Glass fiber-reinforced concrete
Isolated pad footing
14. This Grade of Steel is The most popular in use in buildings
Molded bricks
All exterior walls resisted the lateral loads individually
A992
Width - W - of Unit
15. Scaffold-types shores are usally made from
Zinc
Obtaining by welding two or more standard sections together
Reservoir
Steel pipes
16. W-Shape are mostly used for ____
Temporary structural steel bracing members can also be used to strengthen an opening - they are attached to a panel before lifting and removed after the panel's erections Pg. 620
Beams and Columns
Modular
The concrete is casted in controled enviroments and then transported to the contruction job.
17. An isolated concrete slab-on-ground requires what types of joints?
Control joints - Isolation joints - Construction joints
2in
structural frame
Leveling Nut
18. What is the formula for strain?
=change in length/original length
A ductile material
True
annealed glass
19. The simplest and most effective weep hols is a _____
Grouted and reinforced with horizontal steel dowels
Perpendicular to the main axis of the building.
Open - vertical mortar joint in the veneer.
Parallel - wider
20. The Very middle one is called _____
excavation
Extruded bricks that have through-through hols.
Reinforced-concrete or reinforced masonry beam
I Section
21. Slagwool is _____
Base Plate
Noncombustible and is similar to fiberglass - manufacture of insulation.
Two flange plates
24in
22. Name one of the types of foundations of tilt-up walls
Two terminals of high-voltage electric circuit are brought close together and creating a sutained spark across the space between the terminals
Provide unifrom drying and firing of bricks
Drilled pier footing
Water Proofing
23. W shapes the interior serfaces of the flanges are ____ and are ____ than the S shape
At each floor level and roof level
Parallel - wider
Water Proofing
Hot Rolling
24. What is the Third Arrow Pointing at?
AISC Type I Connection
Continuous strip footings - isolated pad footings - drilled pier footings.
Grouted Space
Greater than the cross-sectional area of the column
25. This Grade of Steel is The most popular in use in buildings
Plastic - and Steel chairs with plastic-coated feet
Better
A992
Thermal Mass
26. The Top right hand Beam is called a
Capillary break
Concrete hollow-core slabs - metal deck - or wood deck.
At each floor level and roof level
T section
27. The purpose of flashing is to...
AISC Type I Connection
Hoizontal bridging members at the bottom of the joists - and horizontal briging members at the top of the joists
Hollow structural section
Collect and channel any water that gets into the air space back to the exterior
28. List the Mortar types from greatest Comprssive strength to The lowest compressive strength
annealed glass
32 in on center and not more than 18 in vertically
M -S -N -O
Compression
29. Modulus of elasticity refers to how _____ a material is...
where soil is not strong.
Stiff
=change in length/original length
Brick ledge
30. The dead load of brick vaneer may be borne by the wall foundation without any support at intermediate floors up to a maximum height of _____ above ground
Shelf angle anchored to the structural frame of the building
tempered glass
30ft
Spraying the mix over a mold
31. The Long part extending from the Foundation into the bed rock - as shown in this picture is called _____
Fall within the range of loads spans that are common in buildings
Air tight
2in
Pile
32. A drip mechanism at the underside of a projecting horizontal surface counters the effect of...
Surface tension
Sloped - thinner
In plane shear between the wall and the floor or roof deck
Noncombustible and is similar to fiberglass - manufacture of insulation.
33. Minimum concrete strength of _____ for a slab
Low rise building 1 to 4 stories
24in
Expanded metal lath
3000 psi
34. The freeze-thaw resistance of bricks has been found to be a function of the
Compressive strength - boling-water absorbation - and saturation coefficient of the bricks
50
Average annual freezing cycle days - and average annual winter rainfall of the location
Lintel angle
35. A drainage wall is a wall that consists of an
Connections are tightened to a high tensil stress so that shear resistance is provided though fiction between the connect surfaces
False
True
Exterior cladding and a inner backup wall and a intervening air space between the cladding and the backup
36. Plymer based EIFS are also called...
Prevent the buckling of vertical reinforcement in columns
Water that may reach the backup by traveling over metal anchors or unintentional obstructions in the air space
Soft-coat EIFS
Pre-tensioned concrete
37. The primary purpose of steel reinforments is to increase the tensile strenth of concrete elements - however - steel reinforcments is also used to increase the shear strength and compressive strenght of concrete elements
True
Tunnel Form
36 ksi
Brown coat
38. The use of ______ concrete is customary
Isolated pad footing
control joints accomodate the shrinkage of concrete. their purpose is to provide weakness in the slab at predetermined locations to force the slab to crack there.
4000 psi
Reinforced concrete or steel frame structure
39. The oldest Method is also called Turn-of-Nut methos is where...
Psi - ksi - Pa - and GPa
The concrete is casted in controled enviroments and then transported to the contruction job.
Support Pylons
The bolt shank and nut are marked after the joint has been snugged. Then a specific amount of rotation is induced in the nut with repect to the bolt - generally 1/3 to a full turn beyond the snug-tight condition
40. Is directly underneith the concrete Slab
connection beam flanges
Longitudinal bearing Wall Plan.
Leveling Nut
Water Proofing
41. Weep Holes are...
A small opening at the bottom of cladding
The Long part extending from the Foundation into the bed rock - as shown in this picture is called _____
Unequal distribution of air pressure on the exterior of the wall and in the airspace between the cladding an d the backup wall.
Carbon steel
42. The second coat of stucco is called...
Each course consists of Strechers
3 in
Tilt-up Concrete Association
Brown coat
43. How is a T section made?
T section
The Long part extending from the Foundation into the bed rock - as shown in this picture is called _____
By Splitting I sections in half
cohesive
44. Stack casting is used when
The ground-floor slab of the building is too small to accommodate the precasting of all the walls
Leveling Nut
W-Shaped Columns and Beams
K-series - LH series - DHL series
45. Shelf angles are...
Roof and Floor
Increases the strength of a wall against bending - increases the sliding resistance of the wall to in-plane lateral loads - reducing horizontal displacement between floors - helps to resist the tension caused by overturning of the Wall.
Zinc
Supported by - and anchored to - the buildings structure
46. Basic Oxygen Furnace did what?
Columns
Connected members have been bolted together using spud wretch with the full force of a person
Air tight
It took the excess carbon in the moten pig iron and was converted to carbon dioxide by blowing oxygen through it
47. The Middle-THird Rule indicated that ______
Gravel
Immediately above the flashing
Reinforced-concrete or reinforced masonry beam
To ensure the absence of tensile stress in masonry - the resultant of gravity load and the wind load at any horizontal section of the wall must remain within the middle third of the section.
48. A bond beam in masonry bearing wall building must be a...
Two piece anchor - or which one is embedded in CMU backup and the other is embedded in the Veneers mortar joint
Reinforced-concrete or reinforced masonry beam
3in
5000 psi
49. The maximum distance between fastners for stucco is...
Parallel - wider
Lug
7 in
90 to 180 degress
50. Bricks that have frogs are...
Molded bricks
Beams and Columns
Shelf angles
Each course consists of Strechers