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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. The use of ONe-way decks yields the following two types of bearing wall planes name one?
Sloped on both sides
Longitudinal bearing Wall Plan.
Shores
Pre-tensioned concrete
2. Tilt-up walls are connected to the slab on ground by one of the following two method - name one
Gas or arc
A992
A continuous closure strip
Some veneer walls
3. The Very middle one is called _____
Extruded bricks that have through-through hols.
PB pg 703
Control joints in concrete do what?
I Section
4. List the Mortar types from greatest Comprssive strength to The lowest compressive strength
M -S -N -O
Roof and Floor
Vertical
cohesive
5. In a brick veneer assembly - flashing is required
2in
Rain-screen wall
At foundation level - over a lintel angle - over a shelf angle - under a window sill.
Type S
6. Floor deck is usally topped with a _____
Exterior cladding and a inner backup wall and a intervening air space between the cladding and the backup
Lighter weight
Structural concrete fill
No. 3 or No. 4 bars
7. The Term prestressed concrete refers to both pretensioned and posttensioned concret
The connections between the walls and the floor or roof decks
Gravel
True
Beams
8. Retempering of mortar - if needed - should be generally done within
Grouted and reinforced with horizontal steel dowels
EAF - OHF - BOF
Stiff
2 1/2 hours of the initial preparations of mortar
9. Hot-dipped galvanized the steel member is immersed in a kettle of molten _____
That the thickness of exterior masonry walls progressively increase toward the lower floors.
Longitudinal bearing Wall Plan.
Zinc
Interegral to the mix of the finish coat pg 702
10. The stress-strain diagram of ______ steel is nearly a straight line up to the yield point
EAF - BOF - OHF
Brown coat
8 in
Mild
11. 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
Continuious waterproof membrane which provides a continuous barrior that originates at the backup wall and penetrates through air space and cladding
2in
Bed Joints
Fibrous
12. Stirrups are generally made of...
Continuous strip footings - isolated pad footings - drilled pier footings.
Prevent the buckling of vertical reinforcement in columns
Mock-up
No. 3 or No. 4 bars
13. The Two bottom Left ones are called _____
Reinforced concrete member
Low rise building 1 to 4 stories
Tube
A felexible connection that allows the ends of the beam to rotate under the load.
14. The length of a masonry wall is based on ______ dimension
3in
Modular
Grouted and reinforced with horizontal steel dowels
Flat-plate floor - and one-way joist floor
15. Stirrups are generally made of...
No. 3 or No. 4 bars
The concrete is casted in controled enviroments and then transported to the contruction job.
Portland cement stucco
Unequal distribution of air pressure on the exterior of the wall and in the airspace between the cladding an d the backup wall.
16. the stirrups in a reinforced concrete beam are used to...
Sloped - thinner
Increase the strength of beam in shear
Isolation Joints
Footing
17. A bond Beam in a Masonry bearing wall building is required for structural reasons
At each floor level and roof level
Concave
Modular
A Waffle Slab
18. 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
Molten Limestone that floats over molten Iron
M -S -N -O
40 ft
19. The simplest cellular-type plan is a_______
Rain-screen wall
Single-story - rectangular (box type)
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
2in
20. What is a control joint used for?
A 100% solid unit
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.
A single 1/2 - 7 wire strand
To increase the shear strength of beam above that provided by concrete
21. G120 is for ____ corrosive enviroment
2in pg 645
Highly Crosive - Extreme
16'
Unequal distribution of air pressure on the exterior of the wall and in the airspace between the cladding an d the backup wall.
22. __________ are vertical supports used in the forming of concrete.
Dead End
Rain-screen wall
Shores
Masonry walls without virtical reinforcement.
23. W section I beam with a nominal depth of 16' and a weight of 50 lbs for 2 foot
W16X25
Providing an impervious barrier to water
Noncohesive Soils
Water that may reach the backup by traveling over metal anchors or unintentional obstructions in the air space
24. The structural behavior of a contemporary load-bearing masonry wall building is similar to that of...
2 1/2 in
Sloped toward the interior roof
Continuous Stip footing
A conventional wood light frame building
25. K-series has a depth range of?
where soil is not strong.
8 in to 30 in
True
AISC Type II Connection
26. The Top right hand Beam is called a
AISC Type III Connection
T section
125psi
False
27. Galvanizing is...
A felexible connection that allows the ends of the beam to rotate under the load.
A large formwork assembly for concrete walls
True
Cold-formed and light structural steel members - in zinc coating
28. A doubly rienforced beam is one in which
Reservoir
Reinfocing bars are provided at the top and bottom of the beams
Exposed aggregate finish by water washing - Abrasive blasting - acid etching
Lighter member that spans between the girders
29. What is the yield stress of A36 steel?
Gravity load from the floor or roof deck to the wall
False
Connected members have been bolted together using spud wretch with the full force of a person
36 ksi
30. The Dark things in the Corner are ____
EAF - BOF - OHF
Columns
Residential
A36
31. A bond beam in masonry bearing wall building
Lighter member that spans between the girders
2 1/2 hours of the initial preparations of mortar
Is embedded in the walls
Large - prefabricated - tunnel forms that allow walls and slabs to be cast simultaneously
32. Steel joist are braced against instabilty by
Grouted and reinforced with horizontal steel dowels
25 ft and not more than 10 ft from the walls corner
Hoizontal bridging members at the bottom of the joists - and horizontal briging members at the top of the joists
Soon as possible to allow rapid turnover and reuse of the framework
33. Where are deep foundations used?
Pre-tensioned concrete
Comressive Strength = load at failure / area = ksi or psi
where soil is not strong.
Two terminals of high-voltage electric circuit are brought close together and creating a sutained spark across the space between the terminals
34. Rinforced-Masonry walls are ________
Providing an impervious barrier to water
Discontinuity of walls at foundations and requires a heavy transfer structure.
3000 psi
Walls with vertical reinforcement
35. Mortar-Capturing device is a...
Low rise building 1 to 4 stories
Stiff
The Horizontal members of this image for formwork is called ______
Device that consists of a mesh made of polymeric strands witch trap the droppings and suspend them permanently above the weep hole
36. Wicks consist of...
Cotton ropes - that absorb water from the airspace by capillary action and drain it to the outside.
Concave
A large formwork assembly for concrete walls
Lintel angle
37. a 20-ft high column shortens by 0.6 in. under a load. What is the resulting strain in the column?
The ground-floor slab of the building is too small to accommodate the precasting of all the walls
A continuous concrete closure strip in the slab-on-ground.
0.0025
Copper and stainless steel
38. What is a control joint used for?
F = Force/Area = P (Force) /A (Area)
Each course Consists of alternate headers and stretchers
stress=force/area
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.
39. The Top Left hand Corner is a ____ Beam
Capillary break
Immediately above
A992
Angle section (L)
40. A concrete tilt-up system is limited to...
That the thickness of exterior masonry walls progressively increase toward the lower floors.
Floor decks
Percast at the construction site
Low-rise buildings generally up to 50 ft
41. the temporary braces that support the concrete tilt-up walls are typically removed when
Air tight
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
4
A ductile material
42. Shelf angles are...
Fire-resitive - mold-free - sound-insulating - relatively inexpensive and durable.
Supported by - and anchored to - the buildings structure
False
A felexible connection that allows the ends of the beam to rotate under the load.
43. HSS can be what Shape?
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
Square - rectangular or round
16'
The contained molds in which the concrete is cast
44. Camber refers to...
Upward deflection of a beam to counter downward deflection by a dead load
Horizontal reinforcement
Providing an impervious barrier to water
By functioning as a water reservior
45. To protect reinforcment from corrosion - a minimum amount of concrete is ____
Asymmetry
3 in
Flat-plate floor - and one-way joist floor
Soft-coat EIFS
46. Iron is _______ in character - unlike steel
Leveling Nut
Fibrous
Basic Oxygen Furnace
0.0025
47. A wall footing is also called _____
Cinder Block
Providing a anomalous slope in the surface.
Pile
Strip Footing
48. The chairs used for supporting reinforcing steel bars are generally
Plastic - and Steel chairs with plastic-coated feet
Hot Rolling
That it is welded
Either tension or compression
49. The Dark things in the Corner are ____
30ft
That it is welded
Columns
Beams
50. IN the steel joist designation 24LH10 the number 24 gives the _____
Depth of the joist in inches
structural frame
Actual strength / required strength
Reinfocing bars are provided at the top and bottom of the beams