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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. The chairs used for supporting reinforcing steel bars are generally
Two flange plates
Fire-resitive - mold-free - sound-insulating - relatively inexpensive and durable.
Plastic - and Steel chairs with plastic-coated feet
Heavier members and spans from column to column

2. Wicks or Tubes need a spacing of ____ to go with open-head joints
Base Plate
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.
16 in
Harsh climates - where onsite masonry and concrete construction are problematic due to freeze hazard and slow curing rate of Portland cement.

3. What is the priority of a girder - beam - and joist floor in order.
True
Isolated pad footing
4000 psi
1. Girder-primary 2. Beam-secondary 3. joist-tertiary

4. What is an Isolation Joint?

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5. Repetitive floor planes are not only structurally more efficient but also _____
More easily constructable.
Vertical
Either tension or compression
3/8

6. Twist-off Bolt method is...
A special electric wrench is used that induces a predetermined torque bolt
144^2 - 18ft.
All sheet-steel components are fabricated by rolling and pressing the sheets into carious cross-sectional profiles at room temperature
Reinforced-concrete or reinforced masonry beam

7. Built-up sections are made by _____
Type S
Wide-Flange section
Obtaining by welding two or more standard sections together
40 ft

8. In addition to water - stucco mix conists of...
24
Simple Connection
Is the Deposit of white substance on a masonry wall
Porland cement - lime - and sand

9. Bricks that have core holes are ____
3/8 in
Extruded Bricks
Bearing connection
Each course Consists of alternate headers and stretchers

10. Metal anchors are needed to transfer lateral loads to the backup wall in...
Site cast concrete slabs
Construction Joint
7/8in
Some veneer walls

11. One-way deck is a ______
24in
Deck that spans between two opposite walls - and the gravity load on the deck is carried in one direction across the two opposite walls.
Sloped on both sides
Favorably

12. The test specimens used for determining the compressive strength of concrete in the united states is a...
Either tension or compression
Greater than the cross-sectional area of the column
Cylinder measuring 6 inches in diameter x 12 in high
A suitable base on which the roof or floor trusses and joist can be supported ans anchored

13. The most common used 28 day strength of concrete of PC curtian wall panels is ______
5000 psi
Pre-tensioned concrete
Compressive strength - boling-water absorbation - and saturation coefficient of the bricks
Steel Joist Institute

14. What is the 2 arrow?
Structural concrete fill
Snap Tie
Base Plate
Each course consists of Strechers

15. What does TCA stand for?
Weep holes
Continuous Stip footing
All sheet-steel components are fabricated by rolling and pressing the sheets into carious cross-sectional profiles at room temperature
Tilt-up Concrete Association

16. A connection between a floor or roof and a wall must be adequate to sustain the 3 forces What is one of these forces?
Gravity load from the floor or roof deck to the wall
Wood and Plywood - Steel - Aluminum - Glass Fiber
Steel Grade
Pink

17. PCI recommends a minimum horizontal clearance of ___ of precast panels from the buildings structural frame
That it is welded
perpendicular
2in
Grade 50 steel

18. Metal anchors are needed to transfer lateral loads to the backup wall in...
True
50
Some veneer walls
False

19. The thickness of a roof or floor deck is generally specified in terms of...
Glass fiber-reinforced concrete
Gauge number
8 in
Less than it's ultimate stress

20. The primary purpose of ties in a reinforced concrete column is to...
Its strenth-to-weight ration is high - which reduces the weight of forms and shores.
125psi
Prevent the buckling of vertical reinforcement in columns
Pre-cast concrete hollow-core slabs

21. A shelf angle must be anchored to the building's...
structural frame
Width - W - of Unit
Molded bricks
Percast at the construction site

22. Conventional stucco is also called...
Type S
Portland cement stucco
Concrete hollow-core slabs - metal deck - or wood deck.
The Horizontal members of this image for formwork is called ______

23. Bricks are anchored to the frame on every floor or every other floor?
The connections between the walls and the floor or roof decks
Live end
every floor
Pink

24. IRA is a measure of the Tensile Stregth of a brick?
90 to 180 degress
False
Its strenth-to-weight ration is high - which reduces the weight of forms and shores.
True

25. There should only be _____ gravity load connections - also referred to as bearing supports per panel located as near the columns as possible
3 in
Much lower
2
5000 psi

26. The primary purpose of ties in a reinforced concrete column is to...
Prevent the buckling of vertical reinforcement in columns
windward face
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
A single 1/2 - 7 wire strand

27. Pretensioned concrete & tensioned concrete have ______ stress
Floor decks
Reservoir
50
same

28. The oldest Method is also called Turn-of-Nut methos is where...
Live end
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
Exterior cladding - waterproffing of the backup wall - flashing - weep holes
Fall within the range of loads spans that are common in buildings

29. The width of an expansion joint is ___
Greater than the cross-sectional area of the column
Compressive strength and Flexural tensile bond strength
3/8
Cranes and rails

30. The most common thickness for mortar is____
E = Change in length / original length = d / L
3/8
3000 psi
Walls with overhangs

31. The bearing strength of a material is closely related to it's ___________
2in
Beams
Lapped members - clamped together with specially made clamps - and screw-based metal assembly
Compressive strength

32. What is the maximum length of a shelf angle?
Leveling Nut
Connections are tightened to a high tensil stress so that shear resistance is provided though fiction between the connect surfaces
20 ft
8 in

33. Flashing must be accompanied by _____
Bearing connection
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
True
Weep holes

34. Specified Dimensions of masonry units is ____
25 ft in the field of the wall and 10 ft from a wall's corner.
In plane shear between the wall and the floor or roof deck
Extruded Bricks
The size of the masonry that the manufacture would like to achieve.

35. Tilt-up walls are connected to the slab on ground by one of the following two method - name one
Harsh climates - where onsite masonry and concrete construction are problematic due to freeze hazard and slow curing rate of Portland cement.
A continuous closure strip
Heavier members and spans from column to column
High-treated carbon steel

36. Arch welding is where
T section
Two terminals of high-voltage electric circuit are brought close together and creating a sutained spark across the space between the terminals
Peter Zumther
Reinforced concrete member

37. Three differenet types of cleaning Concrete surfaces is...
True
Pink
Exposed aggregate finish by water washing - Abrasive blasting - acid etching
AISC Type I Connection

38. The Middle-THird Rule indicated that ______
Compressive strength
Collect and channel any water that gets into the air space back to the exterior
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.
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.

39. The Horizontal Lines in the Middle are called ____
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.
The size of the masonry that the manufacture would like to achieve.
Beams
Live end

40. Weathering index of a location is a function of the
Average annual freezing cycle days - and average annual winter rainfall of the location
Percast at the construction site
Thermal Mass
F = Force/Area = P (Force) /A (Area)

41. What is ultimate stress?
Stress at the point of failure
The Long part extending from the Foundation into the bed rock - as shown in this picture is called _____
Spraying the mix over a mold
Is embedded in the walls

42. Stack casting is used when
Mild
4000 psi
The ground-floor slab of the building is too small to accommodate the precasting of all the walls
4

43. G120 is for ____ corrosive enviroment
After World War 2
4000 psi
To increase the shear strength of beam above that provided by concrete
Highly Crosive - Extreme

44. The Two bottom Left ones are called _____
Tube
125psi
Flexural and Shear.
4000 psi

45. A 1 1/2 depression is commonly created in foundation to receive the first course of the veneer - What is the name of the ledge?
Thermal Mass
Scaffolding
Brick ledge
Each course consists of Strechers

46. Who designed the kaunthaus bregenz?
I Section
Peter Zumther
AISC Type I Connection
Live end

47. A Column Spice is approximately ___ ft above the lower floor so that the erector can use the floor as a platform to make the connection.
4
True
connection beam flanges
High-treated carbon steel

48. Modulus of elasticity
Elevated Slabs
By functioning as a water reservior
Strip Footing
Stress / strain = E

49. The length of a masonry wall is based on ______ dimension
Approximately equal to the combined cost of concrete and steel
Steel
Continuous Stip footing
Modular

50. in a suspension bridge - Which member(s) is (are) in compression
Support Pylons
Cold-formed and light structural steel members - in zinc coating
A single wythe of brick (usally 4in nominal thickness)
25 ft in the field of the wall and 10 ft from a wall's corner.