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. Clay is _______
Elevated Slabs
Beams and Columns
cohesive
Masonry Bearing Wall Structure

2. A bond Beam in a Masonry bearing wall building is required for structural reasons
Strength of it - and weakens the strength of the wall.
2in
At each floor level and roof level
Metals that contain Iron

3. A concrete tilt-up system is limited to...
32 in on center and not more than 18 in vertically
MOre Crrosive Enviroment - Hot
Low-rise buildings generally up to 50 ft
2in

4. Who Invented the Basic Oxygen Furnace?
Henry Bessemer in 1855
Barrier walls
Porland cement - lime - and sand
Control joints - Isolation joints - Construction joints

5. The two most commonly used concrete floor systems are...
At each floor level and roof level
Gravity - wind and surface tension
Horizontal reinforcement
Flat-plate floor - and one-way joist floor

6. Joist spacing is generally between ___ and ___ for ceilings?
Fall within the range of loads spans that are common in buildings
Is the Deposit of white substance on a masonry wall
4 to 6 ft
Steel

7. Rain screen is...
PB pg 703
Stiff
The exterior cladding in a pressure equalized wall
Hoizontal bridging members at the bottom of the joists - and horizontal briging members at the top of the joists

8. Where the cutting of masontry units is discouraged - the wall dimensions are based on the masonry module. The module used in CMU walls is...
CMU backed brick veneer
W-shaped beams - Steel joints
Exterior cladding and a inner backup wall and a intervening air space between the cladding and the backup
8 in

9. 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.
The connections between the walls and the floor or roof decks
Control joints - Isolation joints - Construction joints
SJI
Tougher pg 617

10. An air space of ____ is recommended for brick veneer
L-shaped sheet metal or plastic element - that has a vertical leg that has openings to let the water out
2in pg 645
Better
Carbon steel

11. If you are moving the prefabricated formwork for each bay of the floor as a complete unit and the put it into position with a crane This is refereed to as ____
All sheet-steel components are fabricated by rolling and pressing the sheets into carious cross-sectional profiles at room temperature
Flying forms
Cranes and rails
The courses alternate between headers ans stretchers

12. Walers
Actual strength / required strength
That it is welded
Concrete hollow-core slabs - metal deck - or wood deck.
The Horizontal members of this image for formwork is called ______

13. The minimum required width of airspace between brick veneer and CMU backup wall is...
Acrylic polymer-based mix
=change in length/original length
Getting Iron and Meling it - Then when the Ore is soft - Silica is beat out with a hammer
2in

14. Welding can be done by either ____ or ___ welding
1in
No. 3 or No. 4 bars
Construction Joint
Gas or arc

15. Compressive Strength Formula
Comressive Strength = load at failure / area = ksi or psi
Steel
same
Mid- to-high rise masonry bearing wall residential buildings

16. Flat glass obtained from the float glass process - without further treatment - is the basic glass - referred to as _____________
CMU backed brick veneer
Either tension or compression
Pink
annealed glass

17. Most common used Veneer wall is...
A single wythe of brick (usally 4in nominal thickness)
Two terminals of high-voltage electric circuit are brought close together and creating a sutained spark across the space between the terminals
Open - vertical mortar joint in the veneer.
The Horizontal members of this image for formwork is called ______

18. Flashing needs to have these qualities
=change in length/original length
Flexible - durable - resistance to UV radiation.
90 to 180 degress
3in

19. the foundations for concrete tilt-up walls constits of...
Continuous strip footings - isolated pad footings - drilled pier footings.
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.
All sheet-steel components are fabricated by rolling and pressing the sheets into carious cross-sectional profiles at room temperature
8 in to 30 in

20. Rasping is what?
Scaffolding
2 1/2 in
Sanding smooth the insulation boards for EIFS
Continuous Stip footing

21. During the erection of concrete tilt up walls - a gap is left between the bottom of a wall panel the top of the footing. The gap is approximately
2in
T section
Footing
Carbon steel

22. A doubly rienforced beam is one in which
Lapped members - clamped together with specially made clamps - and screw-based metal assembly
Less than it's ultimate stress
7/8in
Reinfocing bars are provided at the top and bottom of the beams

23. Joist spacing is generally between ___ and ___ for ceilings?
Construction Joint
4 to 6 ft
AISC Type I Connection
The concrete is casted in controled enviroments and then transported to the contruction job.

24. the most commonly used strength of concrete for the slab-on ground in concrete tilt- up wall buildings is...
Square - rectangular or round
Steel embeds in wall and slab welded together with steel plates
Flexible - durable - resistance to UV radiation.
4000 psi

25. A concrete member containing reinfrocing bars is called _____
Site cast concrete slabs
Reinforced concrete member
Vertical reinforcing bars
4000 psi

26. Mechanical couplers are used
Stretcher Face
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.
connection beam flanges
Where lap splicing of reinforcing bars will produce excessive congestion

27. Plastic tubes work ____ than wicks
True
G30 - G60 - G120
Better
Ties are generally not provided in a concrete wall

28. The keyway between precast-concret hollow-core slabs is generally
True
Open Headed joint
Elastic
Grouted and reinforced with horizontal steel dowels

29. Stirrups are generally made of...
7/8in
The courses alternate between headers ans stretchers
Flexural and Shear.
No. 3 or No. 4 bars

30. Cold formings is when __
3/8
Zero (0)
a nonmovement joint in a large concrete slab. It is used when concrete cannot be placed in on continuous operation.
All sheet-steel components are fabricated by rolling and pressing the sheets into carious cross-sectional profiles at room temperature

31. the most commonly used strength of concrete for tilt-up
Barrier walls
4000 psi
20 ft
5000 psi

32. What is the Fill Made up of?
The concrete is cast at the site
Steel
Gravel
ground supported slabs (a.k.a. slabs-on-ground or slabs-on-grade) bear directly on a compacted ground with organic top soil removed. 2. elevated slabs rest on and are part of the structural frame of the building. Therefore they are also referred to a

33. A Mortar capturing device in a brick veneer assembly is used
Immediately about a flashing
Gauge number
All exterior walls resisted the lateral loads individually
Where lap splicing of reinforcing bars will produce excessive congestion

34. Joists Girders has ______ than a Joist
Heavier members and spans from column to column
Lug
Cross bearing Walls plane
The Long part extending from the Foundation into the bed rock - as shown in this picture is called _____

35. For a brick veneer that bears on the foundation and continuses to the top of the building without any intermediate support - the maximum veneer height is limited to...
Grouted Space
Discontinuity of walls at foundations and requires a heavy transfer structure.
Obtaining by welding two or more standard sections together
30 ft

36. Safety Margin formula
Grouted and reinforced with horizontal steel dowels
Depth of the joist in inches
Actual strength / required strength
A suitable base on which the roof or floor trusses and joist can be supported ans anchored

37. What is the priority of a girder - beam - and joist floor in order.
That the thickness of exterior masonry walls progressively increase toward the lower floors.
1. Girder-primary 2. Beam-secondary 3. joist-tertiary
4000 psi
Average annual freezing cycle days - and average annual winter rainfall of the location

38. Regarless of the type of footing - the bottom of panel is typically about ____ above top of the footing?
Isolation Joints
3/5/8x2/1/4x7/5/8
2in
PB pg 703

39. What is the formula for shear force?
same
3000 PSI
Providing a anomalous slope in the surface.
shear force=force/area

40. the GFRC skin is obtained by
Steel embeds in wall and slab welded together with steel plates
Spraying the mix over a mold
Heavier members and spans from column to column
1. Girder-primary 2. Beam-secondary 3. joist-tertiary

41. Walers
8 in
Metals that do not contain Metals
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.
The Horizontal members of this image for formwork is called ______

42. Effloresecence
The contained molds in which the concrete is cast
Is the Deposit of white substance on a masonry wall
Reinfocing bars are provided at the top and bottom of the beams
Flexural and Shear.

43. Where the concrete absorbs the heat from the day and slowly releases it during the night
Thermal Mass
Failure stress / allowable stress
More easily constructable.
3/8 greater than the multiples of the masonry unit module.

44. Steel reinforcement in concrete elements that are permanently exposed to earth - such as in footing - must have a minimum concrete cover of ____
Lighter weight
3in
Construction Joint
Water Proofing

45. Bricks that have frogs are...
Molded bricks
The Framework
A small opening at the bottom of cladding
SJI

46. Precast-concrete hollow-core slabs are most commonly used in____
Mid- to-high rise masonry bearing wall residential buildings
5 in
Walls with overhangs
A36

47. the temporary braces that support the concrete tilt-up walls are typically removed when
Molten Limestone that floats over molten Iron
All the walls of the building have been erected - all the walls have been anchored to the slab-on-ground - the roof structure is complete
Shelf angles
Upward deflection of a beam to counter downward deflection by a dead load

48. A connection between a floor or roof and a wall must be adequate to sustain the 3 forces What is one of these forces?
Masonry walls without virtical reinforcement.
Exterior cladding - Air space - Flashing - Water resistant backup - and weep holes.
Alkali resistant
Gravity load from the floor or roof deck to the wall

49. The most commonly used steel for framming menbers is_______
W-Shaped Columns and Beams
Composite
Gravity load support to the veneer
Brown coat

50. PC curtain wall panels are removed from the form as____
Barrier walls
Soon as possible to allow rapid turnover and reuse of the framework
Control joints in concrete do what?
Supported by - and anchored to - the buildings structure