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Test your basic knowledge |
Construction Basics
Start Test
Study First
Subjects
:
industries
,
construction
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
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. Is a nonmovment joint in a large concrete slab - and is used when the concrete cannot be placed in one continuous operation.
Adding water to the mortar
The ground-floor slab of the building is too small to accommodate the precasting of all the walls
Construction Joint
The connections between the walls and the floor or roof decks
2. A ____ sized gap is needed between adjacent lengths to provide for the shelf angles expansion.
Cotton ropes - that absorb water from the airspace by capillary action and drain it to the outside.
Cylinder measuring 6 inches in diameter x 12 in high
One piece anchors
3/8 in
3. The stregth of concrete in a residential concrete slab-on=ground is generally
To increase the shear strength of beam above that provided by concrete
Structural concrete fill
A suitable base on which the roof or floor trusses and joist can be supported ans anchored
3000 PSI
4. The Nominal Dimensions of masonry units
Immediately above the flashing
Lighter weight
Is the Specified dimension plus one mortar joint thickness
Much lower
5. A material that is weak in tension is...
Base Plate
Weak in shear
In plane shear between the wall and the floor or roof deck
Single-story - rectangular (box type)
6. What is one of the Empirical rules?
Exposed aggregate finish by water washing - Abrasive blasting - acid etching
Reinforced concrete wall - CMU wall - wood or steel stud wall
Individual elements - tha do not have continuity to resist diaphragm tension - and are anchored to to masonry beams.
That the thickness of exterior masonry walls progressively increase toward the lower floors.
7. Roof deck is generally topped with _____
Rigid Insulation and Roof cover
The contained molds in which the concrete is cast
3 in
Open Headed joint
8. Conventional stucco is also called...
Beams
Better
Portland cement stucco
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.
9. High-strength bolts are made from
Rain-screen wall
Stiff
Drilled pier footing
High-treated carbon steel
10. In a brick veneer assembly vertical expansion joints should be provided at a maximum distance of...
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11. A Steel angle used to support the weight of Brick veneer over an opening is called a...
Lug
Lintel angle
Percast at the construction site
Soon as possible to allow rapid turnover and reuse of the framework
12. How is a T section made?
windward face
Greater Floor to Floor height - COncentrated Loads - Complex layout floor and roof frame - and Fire protection
By Splitting I sections in half
2.67 ft
13. What is the Fill Made up of?
A reinforced-masonry frame
The deflection of studs to withstand lateral loads
Less than it's ultimate stress
Gravel
14. Pretensioned concrete & tensioned concrete have ______ stress
same
All exterior walls resisted the lateral loads individually
1in
18 to 48 in
15. Panelized construction eliminates _____ - increasing on-site workers' safety
Better
Scaffolding
True
The size of the masonry that the manufacture would like to achieve.
16. The anchors used to anchor the brick veneer to the backup wall are generally two-piece achors to allow differential movement between the veneer and the backup
A plastic cone and a loop at each end.
Within the plane of the veneer
S50X30
Simple Connection
17. Tilt-up walls are connected to the slab on ground by one of the following two method - name one
Strands
A continuous closure strip
A Waffle Slab
A conventional wood light frame building
18. The minimum width of air space generally used between brick veneer and wood stud backup wall is...
The concrete is cast at the site
Water that may reach the backup by traveling over metal anchors or unintentional obstructions in the air space
1in
Asymmetry
19. fixed anchor assemly is called a ____
Harsh climates - where onsite masonry and concrete construction are problematic due to freeze hazard and slow curing rate of Portland cement.
True
Dead End
Connected members have been bolted together using spud wretch with the full force of a person
20. 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
Live ends
Grouted and reinforced with horizontal steel dowels
Allow water washing of concrete after stripping the forms
2in
21. Most of the cost comes from _____
The Framework
Pieces sticking out away from the columes
A special electric wrench is used that induces a predetermined torque bolt
I Section
22. List the Mortar types from greatest Comprssive strength to The lowest compressive strength
M -S -N -O
Collect and channel any water that gets into the air space back to the exterior
Live end
Reduced cracking in concret - and reduction in the dimensions of stuctural members
23. Site-cast is when ____
Dead End
Simple Connection
The concrete is cast at the site
Steel Grade
24. Three differenet types of cleaning Concrete surfaces is...
Some veneer walls
Air tight
Peter Zumther
Exposed aggregate finish by water washing - Abrasive blasting - acid etching
25. The required color of a stucco surface is...
The courses alternate between headers ans stretchers
Interegral to the mix of the finish coat pg 702
2in
Structural concrete fill
26. _______ is the Most important Ferrous Metal
Type N
Stress at the point of failure
Steel
M -S -N -O
27. Camber refers to...
Greater Floor to Floor height - COncentrated Loads - Complex layout floor and roof frame - and Fire protection
125psi
Upward deflection of a beam to counter downward deflection by a dead load
A325
28. In a PT concrete slab on groud - the tendons are stressed from the
Veneer wall
Adding water to the mortar
3/8 in
Live end
29. Metal anchors are needed to transfer lateral loads to the backup wall in...
Some veneer walls
Spraying the mix over a mold
A continuous closure strip
A large formwork assembly for concrete walls
30. A Blast Furnace is a ______
Single-story - rectangular (box type)
Ground-Supported Slabs - Elevated Slabs
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.
General contractor
31. Yeild strength of steel is also referred to as the ______
Steel Grade
Beams
Angle section (L)
Connections are tightened to a high tensil stress so that shear resistance is provided though fiction between the connect surfaces
32. What is the Third Arrow Pointing at?
Grouted Space
Beams
Within the plane of the veneer
Stress / strain = E
33. The arrows next to the Column and the base plate are indications of what?
Beams and Columns
One piece anchors
Flexible - durable - resistance to UV radiation.
That it is welded
34. The most important reason for providing tires in concrete conlumn is too
4000 psi
Prevent the buckling of longitudinal column bars
A special electric wrench is used that induces a predetermined torque bolt
That it is welded
35. The structural integrity of a bearing wall building depends on ?
Gravity load from the floor or roof deck to the wall
The connections between the walls and the floor or roof decks
Stress at the point of failure
Provide unifrom drying and firing of bricks
36. A Column Spice is approximately ___ ft above the lower floor so that the erector can use the floor as a platform to make the connection.
Shores
Rigid Insulation and Roof cover
Angle section (L)
4
37. Stirrups are generally made of...
No. 3 or No. 4 bars
False
Grouted Space
By functioning as a water reservior
38. a curtian wal is typically used in buildings whose structural system consists of...
EAF - BOF - OHF
Collect and channel any water that gets into the air space back to the exterior
Low-rise buildings generally up to 50 ft
Reinforced concrete or steel frame structure
39. The most common thickness for mortar is____
Flying forms
32 in on center and not more than 18 in vertically
3/8
Portland cement stucco
40. The use of ONe-way decks yields the following two types of bearing wall planes name one?
Cross bearing Walls plane
20 ft
Reinforced-concrete or reinforced masonry beam
Steel Joist Institute
41. Drainage wall must have sufficient built-in redundancy to remain infiltration free for the entire life of the building that includes.
Exterior cladding - Air space - Flashing - Water resistant backup - and weep holes.
Electric Arc Furnace
The deflection of studs to withstand lateral loads
Sloped - thinner
42. in a suspension bridge - Which member(s) is (are) in compression
Cylinder measuring 6 inches in diameter x 12 in high
Pipe Section
Strip Footing
Support Pylons
43. Strain Formula
E = Change in length / original length = d / L
Asymmetry
1. Girder-primary 2. Beam-secondary 3. joist-tertiary
Modular
44. _____ are generally kept at the construction site and become the basis for judgement of all panels produced by the precast plant
Mock-up
Beams
Live ends
Column Footing
45. The primary purpose of ties in a reinforced concrete column is to...
Prevent the buckling of vertical reinforcement in columns
Out of Plane shear between the wall and the floor or roof deck
52-72
Live ends
46. Weep holes must be provided ______ to the flashing
K-series - LH series - DHL series
3000 psi
Immediately above
Lighter weight
47. In a steel fram building - the secondary framing member for a roof or floor generally consist of ____ and ____
MOre Crrosive Enviroment - Hot
Metals that contain Iron
W-shaped beams - Steel joints
4000 psi
48. Cellular-type plan is ______
Exposed aggregate finish by water washing - Abrasive blasting - acid etching
Gravity load from the floor or roof deck to the wall
The cladding resists all the wind load
A sufficient number and adequate lengths of walls must be provided in both principal directions of a building
49. The commonly used floor system in a high-rise and midrise masonry bearing wall buildings in North America is...
Pre-cast concrete hollow-core slabs
4000 psi
The courses alternate between headers ans stretchers
Peter Zumther
50. 8in Thick CMU wall is ______
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