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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. The length of a masonry wall is based on ______ dimension
GFRC skin - a light gauge steel frame - anchors
Stress / strain = E
Modular
Live ends

2. This type of form work has gained favor in constructing high-rise reinforced-concrete bearing walls structures
A ductile material
Reservoir
Longitudinal bearing Wall Plan.
Tunnel Form

3. A Steel angle used to support the weight of Brick veneer over an opening is called a...
Lintel angle
Snap Tie
Brick ledge
Isolation Joints

4. Working is the process by which____
Elastic
Open-Hearth furnace
1. Girder-primary 2. Beam-secondary 3. joist-tertiary
Getting Iron and Meling it - Then when the Ore is soft - Silica is beat out with a hammer

5. The important feature of an Exterior drainage wall is...
True
Rain-screen wall
Exterior cladding - waterproffing of the backup wall - flashing - weep holes
Allow water washing of concrete after stripping the forms

6. Flashing needs to have these qualities
Actual strength / required strength
Shelf angle anchored to the structural frame of the building
The size of the masonry that the manufacture would like to achieve.
Flexible - durable - resistance to UV radiation.

7. Materials used for Formwork are___
3/5/8x2/1/4x7/5/8
4000 psi
2 1/2 hours of the initial preparations of mortar
Wood and Plywood - Steel - Aluminum - Glass Fiber

8. W shapes the interior serfaces of the flanges are ____ and are ____ than the S shape
Parallel - wider
Within the plane of the veneer
Leveling Nut
M -S -N -O

9. K-series has a depth range of?
A special electric wrench is used that induces a predetermined torque bolt
8 in to 30 in
Two piece anchor - or which one is embedded in CMU backup and the other is embedded in the Veneers mortar joint
Grade 50 steel

10. A doubly rienforced beam is one in which
90 to 180 degress
SJI
Reinfocing bars are provided at the top and bottom of the beams
By functioning as a water reservior

11. A shelf angle in a brick veneer assembly must provide
The courses alternate between headers ans stretchers
Average annual freezing cycle days - and average annual winter rainfall of the location
Thermal Mass
Gravity load support to the veneer

12. IF the bottom piece was extended what would we call it?
SJI
Much lower
W16X25
Lug

13. CMU is _____
18 to 48 in
Pile
Cinder Block
Device that consists of a mesh made of polymeric strands witch trap the droppings and suspend them permanently above the weep hole

14. This CMU type resists water infiltration - one ways
a nonmovement joint in a large concrete slab. It is used when concrete cannot be placed in on continuous operation.
Connections are tightened to a high tensil stress so that shear resistance is provided though fiction between the connect surfaces
Modular
Providing an impervious barrier to water

15. The Top Left hand Corner is a ____ Beam
HHS
Stress at the point of failure
Angle section (L)
Gravel

16. Rain screen is...
The exterior cladding in a pressure equalized wall
18 to 48 in
Its strenth-to-weight ration is high - which reduces the weight of forms and shores.
CMU backed brick veneer

17. Per ASTM standars - facing bricks are classiffied as Types FBS - FBX. amd FBA. Which of these types has the most stringent requirements for dimensional tolerance - chippage - and warpage?
AISC Type I Connection
Upward deflection of a beam to counter downward deflection by a dead load
Strength of it - and weakens the strength of the wall.
FBX

18. The 'perfect' amount of carbon is from .01 to 1.7% - this metal is called ______
=change in length/original length
Grade 50 steel
The Framework
Steel

19. Unfinished bolts have the same charateristics as ____ steel
A36
Pre-cast concrete hollow-core slabs
In plane shear between the wall and the floor or roof deck
Angle section (L)

20. PC curtain wall system is used in all climates - its particularly favored in...
Increase the strength of beam in shear
25 ft and not more than 10 ft from the walls corner
Workablity - water rentivity - and water tightness
Harsh climates - where onsite masonry and concrete construction are problematic due to freeze hazard and slow curing rate of Portland cement.

21. StiffBacks
Reservoir
3in
The Vertical lumber on this image of formwork is called ______
Extruded bricks that have through-through hols.

22. How high off the does glass have to remain tempered?

23. Scaffold-types shores are usally made from
Steel pipes
Provide unifrom drying and firing of bricks
Wood and Plywood - Steel - Aluminum - Glass Fiber
Henry Bessemer in 1855

24. tilt-up concrete walls are connected to the slab-on ground with
EAF - OHF - BOF
False
A continuous concrete closure strip in the slab-on-ground.
2in

25. What are some advantages of using concrete for Load Bearing Walls?
Solid unit
A felexible connection that allows the ends of the beam to rotate under the load.
E = Change in length / original length = d / L
Fire-resitive - mold-free - sound-insulating - relatively inexpensive and durable.

26. 8in Thick CMU wall is ______

27. The simplest and most effective weep hols is a _____
Vertical
Average annual freezing cycle days - and average annual winter rainfall of the location
shear force=force/area
Open - vertical mortar joint in the veneer.

28. HSS can be what Shape?
False
Square - rectangular or round
Soon as possible to allow rapid turnover and reuse of the framework
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

29. A wall footing is also called _____
That it is welded
Strip Footing
Flexible - durable - resistance to UV radiation.
Tougher pg 617

30. Form liners are used to...
Allow water washing of concrete after stripping the forms
Hard coat EIFS
3/8 in
Reinforced-concrete or reinforced masonry beam

31. Unfinished bolts have the same charateristics as ____ steel
A ductile material
The concrete is cast at the site
A36
Cross bearing Walls plane

32. Joists Girders has ______ than a Joist
Reservoir
Tube
Heavier members and spans from column to column
3 in

33. In a Typical sitecast reinforced Concrete structure - the cost of formwork and shores is...
Compressive strength
Unequal distribution of air pressure on the exterior of the wall and in the airspace between the cladding an d the backup wall.
5000 psi
Approximately equal to the combined cost of concrete and steel

34. A vapor retarder is required under
Some interior concrete slabs-on-ground
AISC Type I Connection
The Vertical lumber on this image of formwork is called ______
Weak in shear

35. A material that is weak in tension is...
Device that consists of a mesh made of polymeric strands witch trap the droppings and suspend them permanently above the weep hole
4
Weak in shear
Tube

36. Flashing must be accompanied by _____
18'
Weep holes
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
That it is welded

37. The cost of a tilt up wall system compares _____ with that of a masonry bearing wall system
Favorably
where soil is not strong.
True
16 in

38. Bricks and Blocks are called ____
Concrete masonry Units
Cohesive
Base Plate
1in

39. A drip mechanism at the underside of a projecting horizontal surface counters the effect of...
It took the excess carbon in the moten pig iron and was converted to carbon dioxide by blowing oxygen through it
2in
The courses alternate between headers ans stretchers
Surface tension

40. In addition to water - stucco mix conists of...
Connected members have been bolted together using spud wretch with the full force of a person
Mock-up
Porland cement - lime - and sand
Fall within the range of loads spans that are common in buildings

41. Two-way deck is a ____
Deck that the load is transferred to all four walls - and are generally of site-cast concrete.
Sloped - thinner
Zero (0)
Hoizontal bridging members at the bottom of the joists - and horizontal briging members at the top of the joists

42. The Self-Furring glavanized steel lath(diamond pattern) is called what?
Expanded metal lath
stress=force/area
Soft-coat EIFS
Where lap splicing of reinforcing bars will produce excessive congestion

43. Joist spacing is generally between ___ and ___ for ceilings?
The concrete is cast at the site
4 to 6 ft
Exposed aggregate finish by water washing - Abrasive blasting - acid etching
they extend the entire thickness of the slab - they isolate the slab from the building's structural componants.

44. OHF full name is?
Open-Hearth furnace
Concrete hollow-core slabs - metal deck - or wood deck.
Large - prefabricated - tunnel forms that allow walls and slabs to be cast simultaneously
Veneer wall

45. The stregth of concrete in a residential concrete slab-on=ground is generally
Live ends
3000 PSI
That the thickness of exterior masonry walls progressively increase toward the lower floors.
A continuous closure strip

46. StiffBacks
Individual elements - tha do not have continuity to resist diaphragm tension - and are anchored to to masonry beams.
The Vertical lumber on this image of formwork is called ______
20 ft
Head Joints

47. Hot-dipped galvanized the steel member is immersed in a kettle of molten _____
GFRC skin - a light gauge steel frame - anchors
Heavier members and spans from column to column
Cold-formed and light structural steel members - in zinc coating
Zinc

48. The most common used 28 day strength of concrete of PC curtian wall panels is ______
5000 psi
Composite
Actual strength / required strength
where soil is not strong.

49. BOF full name is _______
4000 psi
Basic Oxygen Furnace
K-series - LH series - DHL series
Collect and channel any water that gets into the air space back to the exterior

50. Hooks in bars are produced by turning the bars through
I Section
Stress at the point of failure
Base Plate
90 to 180 degress