Test your basic knowledge |

Construction Basics

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 width of an expansion joint is ___
Alkali resistant
Control joints in concrete do what?
3/8
Gauge number

2. S-Shapes are mostly used for_____
Lug
Cranes and rails
Weep holes
Walls with vertical reinforcement

3. Hooks in bars are produced by turning the bars through
False
90 to 180 degress
Reservoir
Highly Crosive - Extreme

4. Two-way deck is a ____
2
Lateral load support to the veneer
Deck that the load is transferred to all four walls - and are generally of site-cast concrete.
Pre-tensioned concrete

5. Frame Structure is defined by ________
As a structure that is made entirely of linear elements - columns and beams.
A special electric wrench is used that induces a predetermined torque bolt
Control joints in concrete do what?
K-series - LH series - DHL series

6. Joists between the walls and the floor slabs of a site-cast reinforced concrete bearing wall are _______ than those in msonry wall and precast-concrete hollow-core slab structure.
Tougher pg 617
3 in
Actual strength / required strength
1in

7. IN the steel joist designation 24LH10 the number 24 gives the _____
After World War 2
Depth of the joist in inches
Composite
structural frame

8. Joist spacing is generally between ___ and ___ for floors
Its strenth-to-weight ration is high - which reduces the weight of forms and shores.
2 to 4 ft
1kip=1000psi
Unequal distribution of air pressure on the exterior of the wall and in the airspace between the cladding an d the backup wall.

9. In general - a _______________ is more forgiving of construction and workmanship deficiencies than a steel stud-brick veneer
CMU backed brick veneer
4000 psi
Where the concrete absorbs the heat from the day and slowly releases it during the night
Elevated Slabs and arches - its formwork for arches

10. Site cast concrete slabs can be one of two types What are they?
Floor decks
Ground-Supported Slabs - Elevated Slabs
Stress at the point of failure
Allow water washing of concrete after stripping the forms

11. The most commonly used steel for framming menbers is_______
90 to 180 degress
Wide-Flange section
Each course Consists of alternate headers and stretchers
W-Shaped Columns and Beams

12. What is the First arrow point at?
Walls with overhangs
Leveling Nut
3000 PSI
Encase steel sections in concrete - OR use a Spray-applied fire protection and gypsum board facing

13. Flashing material must be impervious to...
By Splitting I sections in half
Gravity load from the floor or roof deck to the wall
Water and resistant to puncture - tear - and abrasion
36 ksi

14. A concrete member containing reinfrocing bars is called _____
Horizontal reinforcement
Each floor level and roof level in all exterior walls and at all interior bearing walls ans shear walls.
Reinforced concrete member
Pre-tensioned concrete

15. Modulus of elasticity
Flying forms
Live end
The Horizontal members of this image for formwork is called ______
Stress / strain = E

16. The simplest and most effective weep hols is a _____
4000 psi
16'
Open - vertical mortar joint in the veneer.
Bed Joints

17. Mechanical couplers are used
shear force=force/area
Low-rise buildings generally up to 50 ft
Longitudinal bearing Wall Plan.
Where lap splicing of reinforcing bars will produce excessive congestion

18. PCI recommends a minimum horizontal clearance of ___ of precast panels from the buildings structural frame
2in
A continuous concrete closure strip in the slab-on-ground.
8 in
Structural concrete fill

19. The maximum distance between fastners for stucco is...
7 in
3/8
A reinforced-masonry frame
True

20. The Bottom Right hand Picture is a ______
Wide-Flange section
Obtaining by welding two or more standard sections together
Live end
Pipe Section

21. Bricks that are highly absorptive may need to be wetted before being laid in a wall
Greater Floor to Floor height - COncentrated Loads - Complex layout floor and roof frame - and Fire protection
Unequal distribution of air pressure on the exterior of the wall and in the airspace between the cladding an d the backup wall.
Strip Footing
True

22. Iron is _______ in character - unlike steel
To increase the shear strength of beam above that provided by concrete
Fibrous
Wood and Plywood - Steel - Aluminum - Glass Fiber
That the thickness of exterior masonry walls progressively increase toward the lower floors.

23. The The Fourth Arrow is Pointing at
3 in
Elevated Slabs and arches - its formwork for arches
Column Footing
Upward deflection of a beam to counter downward deflection by a dead load

24. Wicks or Tubes need a spacing of ____ to go with open-head joints
50
3 in
16 in
Where the concrete absorbs the heat from the day and slowly releases it during the night

25. The The Fourth Arrow is Pointing at
Scratch coat
Each course Consists of alternate headers and stretchers
2 1/2 in
Column Footing

26. The I-section can be classified into four shapes. What are they?
Approximately equal to the combined cost of concrete and steel
3/8
Less than it's ultimate stress
W - S - HP - M

27. The thicker the wall the larger the _______ needs to be
Reservoir
Greater Floor to Floor height - COncentrated Loads - Complex layout floor and roof frame - and Fire protection
True
Steel fabricator

28. In a Typical sitecast reinforced Concrete structure - the cost of formwork and shores is...
Comressive Strength = load at failure / area = ksi or psi
Steel
Approximately equal to the combined cost of concrete and steel
All exterior walls resisted the lateral loads individually

29. Formwork is refereed to as
The contained molds in which the concrete is cast
3/8 in
T section
Pink

30. a curtian wal is typically used in buildings whose structural system consists of...
Isolation Joints
Reinforced concrete or steel frame structure
=change in length/original length
Elastic-plastic

31. The keyway between precast-concrete hollow core slabs runs ____________ to the bearing walls
A single wythe of brick (usally 4in nominal thickness)
The concrete is cast at the site
perpendicular
Rigid Insulation and Roof cover

32. S-Shape is also called ____
By functioning as a water reservior
American Standard Shape
144^2 - 18ft.
2.67 ft

33. Weep Holes are...
Alkali resistant
A small opening at the bottom of cladding
50
True

34. A bond beam in masonry bearing wall building must be a...
Weak in shear
Reinforced-concrete or reinforced masonry beam
Alkali resistant
G30 - G60 - G120

35. The primary reason for providing core hols in bricks is to...
As a structure that is made entirely of linear elements - columns and beams.
Compression
MOre Crrosive Enviroment - Hot
Provide unifrom drying and firing of bricks

36. Joist spacing is generally between ___ and ___ for ceilings?
E = Change in length / original length = d / L
4 to 6 ft
Approximately equal to the combined cost of concrete and steel
Isolated pad footing

37. The first coat of stucco is called...
3/8 greater than the multiples of the masonry unit module.
3/8 greater than the multiples of the masonry unit module.
EAF - OHF - BOF
Scratch coat

38. In a brick veneer assembly - flashing is required
At foundation level - over a lintel angle - over a shelf angle - under a window sill.
Water and resistant to puncture - tear - and abrasion
It took the excess carbon in the moten pig iron and was converted to carbon dioxide by blowing oxygen through it
AISC Type I Connection

39. A Steel angle used to support the weight of Brick veneer over an opening is called a...
2in
Pipe Section
A large formwork assembly for concrete walls
Lintel angle

40. The most important reason for providing tires in concrete conlumn is too
1kip=1000psi
Zero (0)
Stretcher Face
Prevent the buckling of longitudinal column bars

41. The exposed face of the brick is call _____
Stretcher Face
4 to 6 ft
1. Girder-primary 2. Beam-secondary 3. joist-tertiary
AISC Type I Connection

42. The grade of A992 yields strength of ____ksi
Average annual freezing cycle days - and average annual winter rainfall of the location
Construction Joint
0.0025
50

43. PCI recommends a minimum horizontal clearance of ___ of precast panels from the buildings structural frame
Footing
annealed glass
2in
Surface tension

44. Rasping is what?
Columns
Sanding smooth the insulation boards for EIFS
A single wythe of brick (usally 4in nominal thickness)
Flat-plate floor - and one-way joist floor

45. Name one of the types of foundations of tilt-up walls
W-shaped beams - Steel joints
A single 1/2 - 7 wire strand
Continuous Stip footing
A992

46. The freeze-thaw resistance of bricks has been found to be a function of the
MOre Crrosive Enviroment - Hot
Lighter member that spans between the girders
240 in =20ft
Compressive strength - boling-water absorbation - and saturation coefficient of the bricks

47. Twist-off Bolt method is...
Concrete masonry Units
Cylinder measuring 6 inches in diameter x 12 in high
4000 psi
A special electric wrench is used that induces a predetermined torque bolt

48. What is Core Holes?
3in
Extruded bricks that have through-through hols.
Single-story - rectangular (box type)
connection beam flanges

49. What is the priority of a girder - beam - and joist floor in order.
Each course Consists of alternate headers and stretchers
Soft-coat EIFS
Increase the strength of beam in shear
1. Girder-primary 2. Beam-secondary 3. joist-tertiary

50. A Simple Connection is...
Vertical reinforcing bars
Width - W - of Unit
8 and 30 in
A felexible connection that allows the ends of the beam to rotate under the load.