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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. Pretensioning is generally done at precaster's plant and yeilds a precast - prestressed concrete member.
True
It took the excess carbon in the moten pig iron and was converted to carbon dioxide by blowing oxygen through it
3/5/8x2/1/4x7/5/8
A reinforced-masonry frame

2. a backup wall is required in a...
The exterior cladding in a pressure equalized wall
A continuous closure strip
Veneer wall
Cinder Block

3. What are some Disadvantages to using Steel and Joists and Joist Girders?
Exposed aggregate finish by water washing - Abrasive blasting - acid etching
Stretcher Face
Greater Floor to Floor height - COncentrated Loads - Complex layout floor and roof frame - and Fire protection
Sloped toward the interior roof

4. What are the types of concrete slabs and their function?
Cranes and rails
A36
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
Connected members have been bolted together using spud wretch with the full force of a person

5. A snug-Tight Condiction is also called...
Residential
Bearing connection
Noncombustible and is similar to fiberglass - manufacture of insulation.
Stiff

6. A bond beam in masonry bearing wall building
Control joints in concrete do what?
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.
Scratch coat
Is embedded in the walls

7. What is the formula for strain?
Portland cement stucco
connection beam flanges
Ties are generally not provided in a concrete wall
=change in length/original length

8. If you put less lime in Morar this decreases
Device that consists of a mesh made of polymeric strands witch trap the droppings and suspend them permanently above the weep hole
Strength of it - and weakens the strength of the wall.
Deck that the load is transferred to all four walls - and are generally of site-cast concrete.
Exposed aggregate finish by water washing - Abrasive blasting - acid etching

9. Basic Oxygen Furnace did what?
4000 psi
Tunnel Form
Zero (0)
It took the excess carbon in the moten pig iron and was converted to carbon dioxide by blowing oxygen through it

10. The commonly used floor system in a high-rise and midrise masonry bearing wall buildings in North America is...
A ductile material
Cross bearing Walls plane
HHS
Pre-cast concrete hollow-core slabs

11. A shear connection between a Steel beam and a Steel Colum is also called a ____
Reinforced-concrete or reinforced masonry beam
A horizontal butt join in cladding
Water and resistant to puncture - tear - and abrasion
Simple Connection

12. In a multisory building - shelf angles are typically used at...
Some interior concrete slabs-on-ground
Each floor level
Strip Footing
A continuous concrete closure strip in the slab-on-ground.

13. What does SJI stand for?
2in
Ground-Supported Slabs - Elevated Slabs
Steel Joist Institute
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.

14. Water-resistant exterior walls may be divided into three types What is one of these?
Bed Joints
Drainage Walls
Masonry Bearing Wall Structure
Scratch coat

15. Semirigid Connection is also called...
Is the Deposit of white substance on a masonry wall
every floor
AISC Type III Connection
Its strenth-to-weight ration is high - which reduces the weight of forms and shores.

16. A GFRC curtain wall panel consists of...
7/8in
I Section
The industry's standard for masonry bearing wall structures.
GFRC skin - a light gauge steel frame - anchors

17. What are some advantages of using concrete for Load Bearing Walls?
Fire-resitive - mold-free - sound-insulating - relatively inexpensive and durable.
False
Reinforced-concrete or reinforced masonry beam
Two piece wire anchors

18. Water resistant layer on the backup wall protects it from
Expanded metal lath
Gravity - wind and surface tension
Water that may reach the backup by traveling over metal anchors or unintentional obstructions in the air space
5 in

19. A two way joist floor is also called...
Gravity load support to the veneer
A Waffle Slab
The Framework
Cinder Block

20. What is the Third Arrow Pointing at?
Continuous strip footings - isolated pad footings - drilled pier footings.
Grouted Space
The concrete is cast at the site
The concrete is casted in controled enviroments and then transported to the contruction job.

21. the anchors used in GFRC panels are typically
One piece anchors
7/8in
Is the Specified dimension plus one mortar joint thickness
Strands

22. The simplest cellular-type plan is a_______
3 in
Single-story - rectangular (box type)
8 and 30 in
Mid- to-high rise masonry bearing wall residential buildings

23. The Vertical Lines that are not connected to Beams are called ____
Joists
Hot Rolling
All sheet-steel components are fabricated by rolling and pressing the sheets into carious cross-sectional profiles at room temperature
Reinforced concrete member

24. A steel with a yeild strenth of 50 ksi is also called _____
3/8
After World War 2
Grade 50 steel
W-shaped beams - Steel joints

25. Height adjustablilty in shores made of dimension lumber is provided through___
Tilt-up Concrete Association
Sloped toward the interior roof
Lapped members - clamped together with specially made clamps - and screw-based metal assembly
perpendicular

26. The keyway between precast-concret hollow-core slabs is generally
It took the excess carbon in the moten pig iron and was converted to carbon dioxide by blowing oxygen through it
More easily constructable.
Grouted and reinforced with horizontal steel dowels
Grouted Space

27. Weep Holes are...
A plastic cone and a loop at each end.
Strip Footing
A small opening at the bottom of cladding
Footing

28. In specifying the dimensions of a masonry unit - which dimension is states last?
Length - L - of unit
Pink
Two flange plates
After World War 2

29. in a suspension bridge - Which member(s) is (are) in compression
Low-rise buildings generally up to 50 ft
Columns
The industry's standard for masonry bearing wall structures.
Support Pylons

30. A shelf angle in a brick veneer assembly must provide
True
Gravity load support to the veneer
K-series - LH series - DHL series
Flexible - durable - resistance to UV radiation.

31. W shapes the interior serfaces of the flanges are ____ and are ____ than the S shape
Discontinuity of walls at foundations and requires a heavy transfer structure.
Parallel - wider
Joists
8

32. What are the 3 types of furnaces?
W-Shaped Columns and Beams
EAF - OHF - BOF
CMU backed brick veneer
every floor

33. Retempering of mortar - if needed - should be generally done within
True
Ground-Supported Slabs - Elevated Slabs
2 1/2 hours of the initial preparations of mortar
Hard coat EIFS

34. the temporary braces that support the concrete tilt-up walls are typically removed when
2in
Cylinder measuring 6 inches in diameter x 12 in high
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
Columns

35. Rest on and are part of the structural frame of the building - they are used for 2nd and higher floors.
Molten Limestone that floats over molten Iron
16'
Bearing connection
Elevated Slabs

36. What is ultimate stress?
Prevent the buckling of longitudinal column bars
Stress at the point of failure
Zero (0)
Pink

37. A bond Beam is provided at ______
Stress at the point of failure
Depth of the joist in inches
Each floor level and roof level in all exterior walls and at all interior bearing walls ans shear walls.
Masonry walls without virtical reinforcement.

38. In relation to it's compressive strength - the tensile strength of concrete is...
Much lower
Grouted and reinforced with horizontal steel dowels
Carbon steel
Veneer wall

39. Which type of EIF is most used?
Bolting the member and rightening them with a spud wrench using full force
3000 PSI
Greater Floor to Floor height - COncentrated Loads - Complex layout floor and roof frame - and Fire protection
PB pg 703

40. _____ are generally kept at the construction site and become the basis for judgement of all panels produced by the precast plant
Type N
Rain-screen wall
Mock-up
Zero (0)

41. 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
Rain-screen wall
perpendicular
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

42. The Middle-THird Rule indicated that ______
2 to 4 ft
Increase the strength of beam in shear
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.
90 to 180 degress

43. The The Fourth Arrow is Pointing at
Column Footing
Individual elements - tha do not have continuity to resist diaphragm tension - and are anchored to to masonry beams.
Angle section (L)
Concrete masonry Units

44. A slip-critical connection is...
Zero (0)
The industry's standard for masonry bearing wall structures.
Connections are tightened to a high tensil stress so that shear resistance is provided though fiction between the connect surfaces
Walls with vertical reinforcement

45. The test specimens used for determining the compressive strength of concrete in the united states is a...
Columns
Concrete masonry Units
Cylinder measuring 6 inches in diameter x 12 in high
Connected members have been bolted together using spud wretch with the full force of a person

46. Height adjustablilty in shores made of dimension lumber is provided through___
Dead End
Weep holes
A special electric wrench is used that induces a predetermined torque bolt
Lapped members - clamped together with specially made clamps - and screw-based metal assembly

47. a 20-ft high column shortens by 0.6 in. under a load. What is the resulting strain in the column?
0.0025
That it is welded
Live ends
Connected members have been bolted together using spud wretch with the full force of a person

48. The term FLying form refers to...
Stress / strain = E
W-Shaped Columns and Beams
True
A large formwork assembly for concrete walls

49. The 'perfect' amount of carbon is from .01 to 1.7% - this metal is called ______
Columns
Compressive strength
Portland cement stucco
Steel

50. The Very middle one is called _____
I Section
Allow water washing of concrete after stripping the forms
Structural concrete fill
Upward deflection of a beam to counter downward deflection by a dead load

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