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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. What are the two benifits of pressing concret?
Open - vertical mortar joint in the veneer.
Columns
Comressive Strength = load at failure / area = ksi or psi
Reduced cracking in concret - and reduction in the dimensions of stuctural members

2. the most commonly used strength of concrete for the slab-on ground in concrete tilt- up wall buildings is...
Carbon steel
Length - L - of unit
4000 psi
Elastic

3. In a brick veneer assembly - weep holes are required at...
Immediately above the flashing
Barrier walls
Compressive strength and Flexural tensile bond strength
3000 psi

4. The steel anchors that connect the veneer to the CMU backup wall are...
Two piece wire anchors
Tube
Horizontal reinforcement
Beams and Columns

5. The simplest cellular-type plan is a_______
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.
Fire-resitive - mold-free - sound-insulating - relatively inexpensive and durable.
Average annual freezing cycle days - and average annual winter rainfall of the location
Single-story - rectangular (box type)

6. Which type of EIF is most used?
Concrete masonry Units
2in
The ground-floor slab of the building is too small to accommodate the precasting of all the walls
PB pg 703

7. A Soft story is a _______
Zinc
Single-story - rectangular (box type)
Construction Joint
Discontinuity of walls at foundations and requires a heavy transfer structure.

8. What are some advantages of using concrete for Load Bearing Walls?
Approximately equal to the combined cost of concrete and steel
The size of the masonry that the manufacture would like to achieve.
excavation
Fire-resitive - mold-free - sound-insulating - relatively inexpensive and durable.

9. Built-up sections are made by _____
Stiff
Failure stress / allowable stress
Obtaining by welding two or more standard sections together
That it is welded

10. Camber refers to...
Steel
18'
Upward deflection of a beam to counter downward deflection by a dead load
A conventional wood light frame building

11. Most of the cost comes from _____
EAF - OHF - BOF
The Framework
Weep holes
Base Plate

12. ASTM standards require that the area between control joints in stucco applied on a stud wall assembly not exceed ______ with neither deminsion of this area exceeding ___
144^2 - 18ft.
Gauge number
Flexible - durable - resistance to UV radiation.
The industry's standard for masonry bearing wall structures.

13. Pocket formers in a PT concrete slab-on ground are used at...
Live ends
Stress at the point of failure
8 in
Out of Plane shear between the wall and the floor or roof deck

14. Water resistant layer on the backup wall protects it from
Water that may reach the backup by traveling over metal anchors or unintentional obstructions in the air space
3000 psi
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.
Cold-formed and light structural steel members - in zinc coating

15. In addition to water - stucco mix conists of...
Each course Consists of alternate headers and stretchers
Fibrous
Porland cement - lime - and sand
24

16. Suction that pulls wind driven rain into the airspace of a drainage wall takes place on the __________ of the wall
windward face
144^2 - 18ft.
Out of Plane shear between the wall and the floor or roof deck
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

17. Flashing material must be impervious to...
Pre-cast concrete hollow-core slabs
Water and resistant to puncture - tear - and abrasion
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.
Stretcher Face

18. Fine Grained soles are______ with water
Henry Bessemer in 1855
The Long part extending from the Foundation into the bed rock - as shown in this picture is called _____
Cohesive
That the thickness of exterior masonry walls progressively increase toward the lower floors.

19. In a tilt up wall constuction system - the walls are...
Percast at the construction site
Soon as possible to allow rapid turnover and reuse of the framework
Stress at the point of failure
False

20. What does TCA stand for?
2in
Low-rise buildings generally up to 50 ft
Tilt-up Concrete Association
90 to 180 degress

21. What is the First arrow point at?
A suitable base on which the roof or floor trusses and joist can be supported ans anchored
Connections are tightened to a high tensil stress so that shear resistance is provided though fiction between the connect surfaces
General contractor
Leveling Nut

22. Mortar-Capturing device is a...
A Waffle Slab
A ductile material
Device that consists of a mesh made of polymeric strands witch trap the droppings and suspend them permanently above the weep hole
Each course Consists of alternate headers and stretchers

23. Simple Connection is also called...
AISC Type II Connection
Plastic - and Steel chairs with plastic-coated feet
Surface tension
Open - vertical mortar joint in the veneer.

24. Name one of the types of foundations of tilt-up walls
The deflection of studs to withstand lateral loads
Drilled pier footing
Reinforced concrete or steel frame structure
Length - L - of unit

25. The keyway between precast-concrete hollow core slabs runs ____________ to the bearing walls
perpendicular
Portland cement stucco
MOre Crrosive Enviroment - Hot
Lateral load support to the veneer

26. Panelized construction eliminates _____ - increasing on-site workers' safety
Leveling Nut
Scaffolding
30 ft
Thermal Mass

27. A connection between a floor or roof and a wall must be adequate to sustain the 3 forces What is one of these forces?
Drilled pier footing
The courses alternate between headers ans stretchers
In plane shear between the wall and the floor or roof deck
40 ft

28. EAF full name is?
30 ft
Support Pylons
Electric Arc Furnace
EAF - OHF - BOF

29. A snape Tie consits of...
A plastic cone and a loop at each end.
25 ft and not more than 10 ft from the walls corner
Barrier walls
Sanding smooth the insulation boards for EIFS

30. Horizontal Mortar joints are also called ______
Bed Joints
Obtaining by welding two or more standard sections together
Individual elements - tha do not have continuity to resist diaphragm tension - and are anchored to to masonry beams.
Grade 50 steel

31. Site cast concrete slabs can be one of two types What are they?
shear force=force/area
Ground-Supported Slabs - Elevated Slabs
Flexible - durable - resistance to UV radiation.
16 in

32. Inside of Pressed concret the prestressing cables are called____
Hoizontal bridging members at the bottom of the joists - and horizontal briging members at the top of the joists
Provide unifrom drying and firing of bricks
Strands
0.0025

33. IRA is a measure of the Tensile Stregth of a brick?
The exterior cladding in a pressure equalized wall
Percast at the construction site
Barrier walls
False

34. The use of ONe-way decks yields the following two types of bearing wall planes name one?
Hot Rolling
4000 psi
Longitudinal bearing Wall Plan.
Psi - ksi - Pa - and GPa

35. ____________________ is gerneally preferred over filed welding?
field bolting of steel member
Veneer wall
Cinder Block
High-treated carbon steel

36. W shapes the interior serfaces of the flanges are ____ and are ____ than the S shape
Brick ledge
Parallel - wider
A felexible connection that allows the ends of the beam to rotate under the load.
windward face

37. The freeze-thaw resistance of bricks has been found to be a function of the
Compressive strength - boling-water absorbation - and saturation coefficient of the bricks
Molten Limestone that floats over molten Iron
All sheet-steel components are fabricated by rolling and pressing the sheets into carious cross-sectional profiles at room temperature
Steel Grade

38. Scaffold-types shores are usally made from
A suitable base on which the roof or floor trusses and joist can be supported ans anchored
All exterior walls resisted the lateral loads individually
Steel pipes
Noncohesive Soils

39. A Simple Connection is...
8
A felexible connection that allows the ends of the beam to rotate under the load.
Single-story - rectangular (box type)
Walls with vertical reinforcement

40. The test specimens used for determining the compressive strength of concrete in the united states is a...
Columns
Elastic
Cylinder measuring 6 inches in diameter x 12 in high
Is the Specified dimension plus one mortar joint thickness

41. The Three Levels of Hot-dip Galvanizing are...
By functioning as a water reservior
Zero (0)
G30 - G60 - G120
Stretcher Face

42. 8in Thick CMU wall is ______

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43. They provide a weakness in the slab at predetermined locations to force the slab to crak there and not somewhere else.
1in
Elevated Slabs
Deck that the load is transferred to all four walls - and are generally of site-cast concrete.
Control joints in concrete do what?

44. This mortar is gernerally specified in all-brick veneer except in seismic zones.
Type N
Each course consists of Strechers
Square - rectangular or round
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

45. Flat glass obtained from the float glass process - without further treatment - is the basic glass - referred to as _____________
Beams
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.
annealed glass
40 ft

46. W section I beam with a nominal depth of 16' and a weight of 50 lbs for 2 foot
W16X25
Pre-tensioned concrete
Zero (0)
The Framework

47. A two way joist floor is also called...
Leveling Nut
annealed glass
True
A Waffle Slab

48. a larger space - nearly 1/4 or wider - immediately beyond the capillary space is called what?
Cohesive
Beams and Columns
Capillary break
Compressive strength and Flexural tensile bond strength

49. The Horizontal Lines in the Middle are called ____
4000 psi
Beams
SJI
excavation

50. In a tilt up wall constuction system - the walls are...
Percast at the construction site
To ensure stability against overturning by wind loads
Veneer wall
Reinforced-concrete or reinforced masonry beam

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Construction Basics

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