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Construction Basics

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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. StiffBacks
90 to 180 degress
The Vertical lumber on this image of formwork is called ______
EAF - BOF - OHF
Stiff

2. PCI recommends a minimum horizontal clearance of ___ of precast panels from the buildings structural frame
2in
Base Plate
Type S
connection beam flanges

3. Working is the process by which____
40 ft
Control joints in concrete do what?
Getting Iron and Meling it - Then when the Ore is soft - Silica is beat out with a hammer
The courses alternate between headers ans stretchers

4. What is the 2 arrow?
Rain-screen wall
Base Plate
Connections are tightened to a high tensil stress so that shear resistance is provided though fiction between the connect surfaces
Beams

5. What does SJI stand for?
Steel Joist Institute
Approximately equal to the combined cost of concrete and steel
3/8 greater than the multiples of the masonry unit module.
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.

6. A load-bearing wall structure works best when the floor plan of the building has
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
Zero (0)
Shelf angles
Gravity - wind and surface tension

7. How is a T section made?
By Splitting I sections in half
Beams and Columns
Support Pylons
Open - vertical mortar joint in the veneer.

8. The primary purpose of longitudinal steel bars in a reinforced concrete beam is to overcome the weakness of concrete in ______
Metals that contain Iron
Molten Limestone that floats over molten Iron
In plane shear between the wall and the floor or roof deck
Tension

9. NonFerrous Metals are...
Metals that do not contain Metals
3000 PSI
Continuous Stip footing
annealed glass

10. The cost of a tilt up wall system compares _____ with that of a masonry bearing wall system
Favorably
Construction Joint
Lighter weight
W16X25

11. Stripping time is ___
Type S
3000 PSI
The time between the end of concreting and the removal of the forms
Its strenth-to-weight ration is high - which reduces the weight of forms and shores.

12. In general - a _______________ is more forgiving of construction and workmanship deficiencies than a steel stud-brick veneer
W16X25
Reduced cracking in concret - and reduction in the dimensions of stuctural members
CMU backed brick veneer
Structural concrete fill

13. A wall footing is also called _____
Grouted Space
Strip Footing
Ground-Supported Slabs - Elevated Slabs
Mildly

14. Yeild strength of steel is also referred to as the ______
Steel Grade
5 in
Lighter weight
The Horizontal members of this image for formwork is called ______

15. The most water tight joint is ____
Two piece wire anchors
Concave
False
Brown coat

16. The concrete tilt-up wall construction system is generally used in...
Molded bricks
A small opening at the bottom of cladding
Low rise building 1 to 4 stories
Barrier walls

17. a construction join in a concrete slab on ground is required if the concrete in the slab connot be placed in one continuous operation
Open-Hearth furnace
True
Porland cement - lime - and sand
Noncombustible and is similar to fiberglass - manufacture of insulation.

18. This mortar is gernerally specified in all-brick veneer except in seismic zones.
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.
every floor
Out of Plane shear between the wall and the floor or roof deck

19. Details of connection between Steel Framing members are generally prepared by the buildings
Each floor level and roof level in all exterior walls and at all interior bearing walls ans shear walls.
Control joints in concrete do what?
Steel fabricator
The courses alternate between headers ans stretchers

20. The GFRC skin is typically
3/8
0.0025
Type S
1/2 to 3/4 thick

21. Name one of the types of foundations of tilt-up walls
Encase steel sections in concrete - OR use a Spray-applied fire protection and gypsum board facing
Base Plate
Isolated pad footing
Lateral load support to the veneer

22. The maximum recoomended spacing for vertical expansion joints is...
25 ft and not more than 10 ft from the walls corner
Strip Footing
Barrier walls
Length - L - of unit

23. Ferrous Metals are...
2in
Water Proofing
A special electric wrench is used that induces a predetermined torque bolt
Metals that contain Iron

24. To protect reinforcment from corrosion - a minimum amount of concrete is ____
Soft-coat EIFS
Stiff
Ground-Supported Slabs - Elevated Slabs
3 in

25. A concrete member containing reinfrocing bars is called _____
Site cast concrete slabs
Is embedded in the walls
Reinforced concrete wall - CMU wall - wood or steel stud wall
Reinforced concrete member

26. The maximum span of a K-series Joists is ____ times is depth
perpendicular
Continuous strip footings - isolated pad footings - drilled pier footings.
Porland cement - lime - and sand
24

27. Because the Bond Beam is grouted it provides ______
A suitable base on which the roof or floor trusses and joist can be supported ans anchored
90 to 180 degress
Lug
Percast at the construction site

28. S shapes the interior surfaces of the flanges are ____ and are ____ than the W shape
3/8 greater than the multiples of the masonry unit module.
Sloped - thinner
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.
1. decking 2. membrane 3. insulation 4. flashing

29. Shores are used for...
Stretcher Face
General contractor
Pile
Elevated Slabs and arches - its formwork for arches

30. A bond beam in masonry bearing wall building must be a...
Reinforced-concrete or reinforced masonry beam
Steel pipes
every floor
Prevent the buckling of vertical reinforcement in columns

31. A Blast Furnace is a ______
Roof and Floor
Construction Joint
1. decking 2. membrane 3. insulation 4. flashing
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.

32. In what order are roof componants placed:
Low-rise buildings generally up to 50 ft
Individual elements - tha do not have continuity to resist diaphragm tension - and are anchored to to masonry beams.
1. decking 2. membrane 3. insulation 4. flashing
Modular

33. Floor deck is usally topped with a _____
24in
Brown coat
Structural concrete fill
Reservoir

34. The primary purpose of ties in a reinforced concrete column is to...
Grouted and reinforced with horizontal steel dowels
Angle section (L)
Prevent the buckling of vertical reinforcement in columns
Continuous Stip footing

35. What is the Fill Made up of?
Where the concrete absorbs the heat from the day and slowly releases it during the night
laminated glass - so that glass shards don't rain down death.
Gravel
Much lower

36. Pretensioned concrete & tensioned concrete have ______ stress
Lighter member that spans between the girders
A ductile material
same
CMU backed brick veneer

37. Rasping is what?
At each floor level and roof level
Sanding smooth the insulation boards for EIFS
Molded bricks
Longitudinal bearing Wall Plan.

38. Aluminum is commonly used as form and shore material because___
Its strenth-to-weight ration is high - which reduces the weight of forms and shores.
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.
Device that consists of a mesh made of polymeric strands witch trap the droppings and suspend them permanently above the weep hole
Steel Joist Institute

39. the temporary braces that support the concrete tilt-up walls are typically removed when
Masonry Bearing Wall Structure
Tunnel Form
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
Flying forms

40. A drip mechanism at the underside of a projecting horizontal surface counters the effect of...
2in pg 645
EAF - BOF - OHF
Surface tension
field bolting of steel member

41. In an English-bonded Wall
I Section
Bearing connection
The courses alternate between headers ans stretchers
Column Footing

42. The primary purpose of steel reinforments is to increase the tensile strenth of concrete elements - however - steel reinforcments is also used to increase the shear strength and compressive strenght of concrete elements
True
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.
Concrete hollow-core slabs - metal deck - or wood deck.
0.0025

43. The purpose of flashing is to...
Collect and channel any water that gets into the air space back to the exterior
18'
A felexible connection that allows the ends of the beam to rotate under the load.
L-shaped sheet metal or plastic element - that has a vertical leg that has openings to let the water out

44. In specifying the dimesnsions f a masonry unity - which dimensions is stated first?
More easily constructable.
Width - W - of Unit
Elevated Slabs
2in

45. Standard CMU size
Stiff
7-5/8x7-5/8x15-5/8
A ductile material
True

46. Low carbon (mild) steel is a(an) __________ material
Two flange plates
The Horizontal members of this image for formwork is called ______
Elastic-plastic
8 and 30 in

47. The grade of A992 yields strength of ____ksi
Rain-screen wall
7-5/8x7-5/8x15-5/8
50
True

48. What are the two benifits of pressing concret?
Reduced cracking in concret - and reduction in the dimensions of stuctural members
Weak in shear
A small opening at the bottom of cladding
8 and 30 in

49. Site-cast is when ____
5000 psi
laminated glass - so that glass shards don't rain down death.
Gravity load support to the veneer
The concrete is cast at the site

50. 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
Isolation Joints
Some interior concrete slabs-on-ground
Soft-coat EIFS
A325

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