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Construction Basics

Instructions:

Answer 50 questions in 15 minutes.
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Match each statement with the correct term.
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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. in terms of water infiltration - the exterior walls in historical buildings functioned as
Rain-screen wall
Barrier walls
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
Immediately above

2. 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
Reinforced-concrete or reinforced masonry beam
Lighter member that spans between the girders
A single 1/2 - 7 wire strand
Isolation Joints

3. Repetitive floor planes are not only structurally more efficient but also _____
Gravel
25 ft and not more than 10 ft from the walls corner
More easily constructable.
The concrete is casted in controled enviroments and then transported to the contruction job.

4. Stress Formula
Glass fiber-reinforced concrete
F = Force/Area = P (Force) /A (Area)
Porland cement - lime - and sand
Vertical reinforcing bars

5. Iron is _______ in character - unlike steel
240 in =20ft
True
Fibrous
Continuous Stip footing

6. Walers
Highly Crosive - Extreme
EAF - OHF - BOF
The Horizontal members of this image for formwork is called ______
L-shaped sheet metal or plastic element - that has a vertical leg that has openings to let the water out

7. The purpose of flashing is to...
Collect and channel any water that gets into the air space back to the exterior
Copper and stainless steel
All exterior walls resisted the lateral loads individually
Hot Rolling

8. A typical bond beam is provided with
Elastic-plastic
5000 psi
Horizontal reinforcement
Mock-up

9. A connection between a floor or roof and a wall must be adequate to sustain the 3 forces What is one of these forces?
Out of Plane shear between the wall and the floor or roof deck
Square - rectangular or round
A36
Pile

10. The Very middle one is called _____
Solid unit
Gravel
Pipe Section
I Section

11. 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
Soon as possible to allow rapid turnover and reuse of the framework
Within the plane of the veneer
30ft
Thermal Mass

12. The form work used in constructing high-rse residential buildings in site-cast reinforced-concrete bearing walls generally consists of...
16 in
Harsh climates - where onsite masonry and concrete construction are problematic due to freeze hazard and slow curing rate of Portland cement.
Large - prefabricated - tunnel forms that allow walls and slabs to be cast simultaneously
2in

13. What are two of the most durable flashing materials?
Copper and stainless steel
2
Dead End
Joists

14. A pour stop is generally used with
Molten Limestone that floats over molten Iron
Porland cement - lime - and sand
Floor decks
Supported by - and anchored to - the buildings structure

15. Regarless of the type of footing - the bottom of panel is typically about ____ above top of the footing?
The contained molds in which the concrete is cast
field bolting of steel member
2in
AISC Type I Connection

16. Mechanical couplers are used
125psi
Less than it's ultimate stress
Steel Joist Institute
Where lap splicing of reinforcing bars will produce excessive congestion

17. Z-flashing is effective in...
High-treated carbon steel
A horizontal butt join in cladding
True
Extruded bricks that have through-through hols.

18. Arch welding is where
Two terminals of high-voltage electric circuit are brought close together and creating a sutained spark across the space between the terminals
Workablity - water rentivity - and water tightness
FBX
Expanded metal lath

19. A ____ sized gap is needed between adjacent lengths to provide for the shelf angles expansion.
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
3/8 in
Parallel - wider
Each floor level and roof level in all exterior walls and at all interior bearing walls ans shear walls.

20. A bond Beam is provided at ______
Prefabricated and collapsible inverted- L forms that allow the walls and slabs for a floor to be cast simultaneously - usually in a 7 day cycle.
Compressive strength and Flexural tensile bond strength
a nonmovement joint in a large concrete slab. It is used when concrete cannot be placed in on continuous operation.
Each floor level and roof level in all exterior walls and at all interior bearing walls ans shear walls.

21. A two way joist floor is also called...
A Waffle Slab
Elevated Slabs and arches - its formwork for arches
Greater than the cross-sectional area of the column
3/8

22. Stripping time is ___
Extruded bricks that have through-through hols.
Soon as possible to allow rapid turnover and reuse of the framework
Reinforced concrete or steel frame structure
The time between the end of concreting and the removal of the forms

23. Hooks in bars are produced by turning the bars through
90 to 180 degress
Cold-formed and light structural steel members - in zinc coating
Isolated pad footing
Soft-coat EIFS

24. The primary purpose of ties in a reinforced concrete column is to...
7/8in
Prevent the buckling of vertical reinforcement in columns
40 ft
At foundation level - over a lintel angle - over a shelf angle - under a window sill.

25. What does SJI stand for?
Is embedded in the walls
Steel Joist Institute
field bolting of steel member
Connections are tightened to a high tensil stress so that shear resistance is provided though fiction between the connect surfaces

26. Compressive Strength Formula
4000 psi
20 ft
Water Proofing
Comressive Strength = load at failure / area = ksi or psi

27. What is Core Holes?
Lug
Extruded bricks that have through-through hols.
All sheet-steel components are fabricated by rolling and pressing the sheets into carious cross-sectional profiles at room temperature
Cylinder measuring 6 inches in diameter x 12 in high

28. The most common used 28 day strength of concrete of PC curtian wall panels is ______
5000 psi
1kip=1000psi
Increase the strength of beam in shear
Collect and channel any water that gets into the air space back to the exterior

29. The minimum required width of airspace between brick veneer and CMU backup wall is...
Connections are tightened to a high tensil stress so that shear resistance is provided though fiction between the connect surfaces
Plastic - and Steel chairs with plastic-coated feet
Within the plane of the veneer
2in

30. When lintel angels and shelf angles are combined in the same angle in a brick veneer clad building - the angle should be treated as a...
8 in to 30 in
Longitudinal bearing Wall Plan.
Shelf angle anchored to the structural frame of the building
Average annual freezing cycle days - and average annual winter rainfall of the location

31. Camber refers to...
High-treated carbon steel
Upward deflection of a beam to counter downward deflection by a dead load
The concrete is casted in controled enviroments and then transported to the contruction job.
36 ksi

32. In high-rised residential buildings with site cast reinforced concrete bearing walls - the floors and the roofs are generally constructed of...
Discontinuity of walls at foundations and requires a heavy transfer structure.
Site cast concrete slabs
Base Plate
A ductile material

33. What is Core Holes?
2
Extruded bricks that have through-through hols.
Lighter weight
I Section

34. Cast Iron is formed when _______
1in
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.
Immediately about a flashing
That it is welded

35. 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
they extend the entire thickness of the slab - they isolate the slab from the building's structural componants.
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.
2in
Failure stress / allowable stress

36. A connection between a floor or roof and a wall must be adequate to sustain the 3 forces What is one of these forces?
In plane shear between the wall and the floor or roof deck
7 in
Composite
Tougher pg 617

37. A Steel angle used to support the weight of Brick veneer over an opening is called a...
AISC Type II Connection
Collect and channel any water that gets into the air space back to the exterior
Lintel angle
Psi - ksi - Pa - and GPa

38. The stress-strain diagram of ______ steel is nearly a straight line up to the yield point
7-5/8x7-5/8x15-5/8
Fibrous
Isolation Joints
Mild

39. Ways to Protect structural steel from fire are...
The time between the end of concreting and the removal of the forms
CMU backed brick veneer
Encase steel sections in concrete - OR use a Spray-applied fire protection and gypsum board facing
Gas or arc

40. In a brick veneer assembly - weep holes are required at...
50
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.
Floor decks
Immediately above the flashing

41. Bricks that have frogs are...
Mild
A continuous concrete closure strip in the slab-on-ground.
Weep holes
Molded bricks

42. A vapor retarder is required under
CMU backed brick veneer
Some interior concrete slabs-on-ground
Weep holes
Drainage Walls

43. A Blast Furnace is a ______
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.
field bolting of steel member
The Long part extending from the Foundation into the bed rock - as shown in this picture is called _____
Low rise building 1 to 4 stories

44. The Dark things in the Corner are ____
Columns
Scaffolding
By functioning as a water reservior
W16X25

45. The clear height of openings in a CUM wall is...
True
The cladding resists all the wind load
3/8 greater than the multiples of the masonry unit module.
Fall within the range of loads spans that are common in buildings

46. What is the First arrow point at?
shear force=force/area
Ground-Supported Slabs - Elevated Slabs
2in
Leveling Nut

47. The Veneer is generally supported at each floor using steel _______
Leveling Nut
3/8
Extruded Bricks
Shelf angles

48. W-Shape are mostly used for ____
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.
Drilled pier footing
Beams and Columns
W16X25

49. The chairs used for supporting reinforcing steel bars are generally
Iron ore and coke are mixed together in a Furnace
Plastic - and Steel chairs with plastic-coated feet
False
Chairs

50. Thermal Mass is _____
Where the concrete absorbs the heat from the day and slowly releases it during the night
Solid unit
A325
SJI

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Construction Basics

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