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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. Tilt-up walls are connected to the slab on ground by one of the following two method - name one
Much lower
A horizontal butt join in cladding
Stress / strain = E
Steel embeds in wall and slab welded together with steel plates

2. The Tendons used for prestressing a PT concrete slab on ground gernally consist of...
A single 1/2 - 7 wire strand
18'
perpendicular
shear force=force/area

3. Stack casting is used when
Strands
8 and 30 in
The ground-floor slab of the building is too small to accommodate the precasting of all the walls
Live end

4. PC curtain wall panels are removed from the form as____
Masonry walls without virtical reinforcement.
Glass fiber-reinforced concrete
After World War 2
Soon as possible to allow rapid turnover and reuse of the framework

5. The Slag is what?
Molten Limestone that floats over molten Iron
True
Steel embeds in wall and slab welded together with steel plates
Acrylic polymer-based mix

6. The two Strength Properties of Mortar are ______
=change in length/original length
Compressive strength and Flexural tensile bond strength
Scaffolding
Fall within the range of loads spans that are common in buildings

7. A steel with a yeild strenth of 50 ksi is also called _____
Cross bearing Walls plane
Grade 50 steel
Each course consists of Strechers
Base Plate

8. ____________________ is gerneally preferred over filed welding?
SJI
field bolting of steel member
Masonry walls without virtical reinforcement.
Angle section (L)

9. The primary purpose of ties in a reinforced concrete column is to...
2in pg 645
4000 psi
Reinforced concrete member
Prevent the buckling of vertical reinforcement in columns

10. The second coat of stucco is called...
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
Huge - steel cylinder whose interior is lined with refractory bricks - and the materials are stacked on the inside and then heated to mix them all together.
3/8
Brown coat

11. This CMU type resists water infiltration - one ways
By functioning as a water reservior
a nonmovement joint in a large concrete slab. It is used when concrete cannot be placed in on continuous operation.
Two flange plates
Modular

12. The anchors in a brick veneer wall assembly provide
Lateral load support to the veneer
A large formwork assembly for concrete walls
Exterior cladding - waterproffing of the backup wall - flashing - weep holes
At foundation level - over a lintel angle - over a shelf angle - under a window sill.

13. The combination of bond Beams and Vertically reinforced CMU cells forms _______
Columns
Compressive strength and Flexural tensile bond strength
A reinforced-masonry frame
3 in

14. The Bottom Right hand Picture is a ______
Masonry walls without virtical reinforcement.
4 to 6 ft
Lateral load support to the veneer
Pipe Section

15. S section I beam with a nominal depth of 50' and a weight of 60 lbs per 3 feet
S50X30
Molten Limestone that floats over molten Iron
CMU backed brick veneer
Noncohesive Soils

16. The stress-strain diagram of ______ steel is nearly a straight line up to the yield point
Plortland cement-based mix
Surface tension
Mild
The size of the masonry that the manufacture would like to achieve.

17. Stress Formula
F = Force/Area = P (Force) /A (Area)
2in
same
Basic Oxygen Furnace

18. Plastic tubes work ____ than wicks
Better
Mock-up
Prevent the buckling of longitudinal column bars
A Waffle Slab

19. The Very middle one is called _____
Roof and Floor
7/8in
2 to 4 ft
I Section

20. The maximum distance between fastners for stucco is...
24
Acrylic polymer-based mix
7 in
Hard coat EIFS

21. The most important reason for providing tires in concrete conlumn is too
No. 3 or No. 4 bars
Where the concrete absorbs the heat from the day and slowly releases it during the night
G30 - G60 - G120
Prevent the buckling of longitudinal column bars

22. Extend the entire thickness of the slab and they ensure that the slab is isolated from the buildings structural componenst so that their movments is not transfered to the slab
A suitable base on which the roof or floor trusses and joist can be supported ans anchored
Solid unit
Isolation Joints
Vertical reinforcing bars

23. 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...
T section
30 ft
3000 PSI
stress=force/area

24. Form liners are used to...
Out of Plane shear between the wall and the floor or roof deck
Fire-resitive - mold-free - sound-insulating - relatively inexpensive and durable.
Allow water washing of concrete after stripping the forms
By Splitting I sections in half

25. Steel Joist Institue classifies joists into three categories. What are they?
K-series - LH series - DHL series
Basic Oxygen Furnace
Cylinder measuring 6 inches in diameter x 12 in high
1. Girder-primary 2. Beam-secondary 3. joist-tertiary

26. Is a nonmovment joint in a large concrete slab - and is used when the concrete cannot be placed in one continuous operation.
The Framework
A plastic cone and a loop at each end.
Brick ledge
Construction Joint

27. The Two bottom Left ones are called _____
Tube
T section
7 in
To increase the shear strength of beam above that provided by concrete

28. The use of ONe-way decks yields the following two types of bearing wall planes name one?
Longitudinal bearing Wall Plan.
Type N
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.
A continuous concrete closure strip in the slab-on-ground.

29. Weep Holes are...
Walls that are distributed almost uniformly in both principle and directions - walls at the uper floor that align with the walls at the lower floor - walls that are continuous up to the foundations
Greater Floor to Floor height - COncentrated Loads - Complex layout floor and roof frame - and Fire protection
A small opening at the bottom of cladding
Huge - steel cylinder whose interior is lined with refractory bricks - and the materials are stacked on the inside and then heated to mix them all together.

30. Name one of the types of foundations of tilt-up walls
50
A horizontal butt join in cladding
Leveling Nut
Drilled pier footing

31. Cast Iron is formed when _______
A ductile material
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.
90 to 180 degress
Immediately about a flashing

32. two types of facotry-blended mixes for this finish coat are available - name some
Plortland cement-based mix
Harsh climates - where onsite masonry and concrete construction are problematic due to freeze hazard and slow curing rate of Portland cement.
Each floor level
I Section

33. In a brick veneer assembly - weep holes are required at...
A Waffle Slab
Immediately above the flashing
32 in on center and not more than 18 in vertically
CMU backed brick veneer

34. Benefits of reinforced masonry
E = Change in length / original length = d / L
Beams
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.
Where the concrete absorbs the heat from the day and slowly releases it during the night

35. In general - a _______________ is more forgiving of construction and workmanship deficiencies than a steel stud-brick veneer
CMU backed brick veneer
The contained molds in which the concrete is cast
HHS
2 to 4 ft

36. A shelf angle must be anchored to the building's...
Collect and channel any water that gets into the air space back to the exterior
Comressive Strength = load at failure / area = ksi or psi
Portland cement stucco
structural frame

37. A concrete member containing reinfrocing bars is called _____
Reinforced concrete member
30ft
Bearing connection
Reinforced concrete or steel frame structure

38. List the Mortar types from greatest Comprssive strength to The lowest compressive strength
Simple Connection
M -S -N -O
Where the concrete absorbs the heat from the day and slowly releases it during the night
The time between the end of concreting and the removal of the forms

39. Girder is...
Discontinuity of walls at foundations and requires a heavy transfer structure.
Heavier members and spans from column to column
Pieces sticking out away from the columes
Iron ore and coke are mixed together in a Furnace

40. What are the 3 types of furnaces?
EAF - OHF - BOF
Barrier walls
Steel
G30 - G60 - G120

41. The concrete tilt-up wall construction system is generally used in...
Low rise building 1 to 4 stories
Lug
Two flange plates
The Framework

42. Who Invented the Basic Oxygen Furnace?
Masonry walls without virtical reinforcement.
Single-story - rectangular (box type)
Actual strength / required strength
Henry Bessemer in 1855

43. The simplest and most effective weep hols is a _____
Electric Arc Furnace
Unequal distribution of air pressure on the exterior of the wall and in the airspace between the cladding an d the backup wall.
Open - vertical mortar joint in the veneer.
Approximately equal to the combined cost of concrete and steel

44. Stirrups are used in Concrete beam ____
To increase the shear strength of beam above that provided by concrete
Roof and Floor
2
Where lap splicing of reinforcing bars will produce excessive congestion

45. A drip mechanism at the underside of a projecting horizontal surface counters the effect of...
Angle section (L)
Surface tension
excavation
Glass fiber-reinforced concrete

46. If you put more lime in Mortar this increases
8 in
Workablity - water rentivity - and water tightness
Veneer wall
The exterior cladding in a pressure equalized wall

47. The greater the _____ the great the torsion created - which increases the cost of the structure.
2 1/2 in
Lapped members - clamped together with specially made clamps - and screw-based metal assembly
Bearing connection
Asymmetry

48. A K-series steel joist that is 20 in deep cannot space more than ____
Walls that are distributed almost uniformly in both principle and directions - walls at the uper floor that align with the walls at the lower floor - walls that are continuous up to the foundations
40 ft
Veneer wall
Prevent the buckling of longitudinal column bars

49. a construction join in a concrete slab on ground is required if the concrete in the slab connot be placed in one continuous operation
Concrete masonry Units
True
Noncohesive Soils
W-shaped beams - Steel joints

50. Retempering of mortar - if needed - should be generally done within
Stress / strain = E
Zero (0)
2 1/2 hours of the initial preparations of mortar
Weak in shear