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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. Modulus of elasticity refers to how _____ a material is...
Stiff
30ft
Gauge number
Joists
2. During the time that the Empirical rules where in use - What is an important reason for progressively increasing wall thickness?
To ensure stability against overturning by wind loads
All exterior walls resisted the lateral loads individually
5 in
Where lap splicing of reinforcing bars will produce excessive congestion
3. The 'perfect' amount of carbon is from .01 to 1.7% - this metal is called ______
50
Steel
5000 psi
Bed Joints
4. The greater the _____ the great the torsion created - which increases the cost of the structure.
A suitable base on which the roof or floor trusses and joist can be supported ans anchored
Joists
Beams
Asymmetry
5. Bricks and Blocks are called ____
One piece anchors
Composite
Concrete masonry Units
Increases the strength of a wall against bending - increases the sliding resistance of the wall to in-plane lateral loads - reducing horizontal displacement between floors - helps to resist the tension caused by overturning of the Wall.
6. the GFRC skin is obtained by
Simple Connection
Spraying the mix over a mold
Grouted Space
The courses alternate between headers ans stretchers
7. Minimum concrete strength of _____ for a slab
Flexible - durable - resistance to UV radiation.
Perpendicular to the main axis of the building.
3000 psi
125psi
8. What is the bottom piece called?
Lighter weight
Large - prefabricated - tunnel forms that allow walls and slabs to be cast simultaneously
Footing
Reduced cracking in concret - and reduction in the dimensions of stuctural members
9. The maximum spacing for one piece - corrigated anchor or an adjustable - two piece wire anchor is limited by the code to one anchor for every _____
2.67 ft
Elevated Slabs
W - S - HP - M
False
10. Generally - a Bond Beam is only _____ deep
Gravity - wind and surface tension
Veneer wall
Wood and Plywood - Steel - Aluminum - Glass Fiber
8
11. Scaffold-types shores are usally made from
It took the excess carbon in the moten pig iron and was converted to carbon dioxide by blowing oxygen through it
Dead End
Discontinuity of walls at foundations and requires a heavy transfer structure.
Steel pipes
12. Pretensioned concrete & tensioned concrete have ______ stress
Is embedded in the walls
same
Ground-Supported Slabs - Elevated Slabs
Each course consists of Strechers
13. A concrete member containing reinfrocing bars is called _____
Each floor level and roof level in all exterior walls and at all interior bearing walls ans shear walls.
Each course consists of Strechers
That it is welded
Reinforced concrete member
14. The test specimens used for determining the compressive strength of concrete in the united states is a...
A continuous concrete closure strip in the slab-on-ground.
Type N
Cylinder measuring 6 inches in diameter x 12 in high
It took the excess carbon in the moten pig iron and was converted to carbon dioxide by blowing oxygen through it
15. The use of ______ concrete is customary
Force / Area
Live end
Increase the strength of beam in shear
4000 psi
16. The structural behavior of a contemporary load-bearing masonry wall building is similar to that of...
Pile
Brick ledge
Interegral to the mix of the finish coat pg 702
A conventional wood light frame building
17. A bond Beam is provided at ______
Device that consists of a mesh made of polymeric strands witch trap the droppings and suspend them permanently above the weep hole
Cotton ropes - that absorb water from the airspace by capillary action and drain it to the outside.
Roof and Floor
Each floor level and roof level in all exterior walls and at all interior bearing walls ans shear walls.
18. A common type of Form Tie is ____
Angle section (L)
Snap Tie
Beams
30ft
19. A snug-Tight Condiction is also called...
Bearing connection
Scaffolding
A36
Leveling Nut
20. Flashing material must be impervious to...
Reinforced concrete wall - CMU wall - wood or steel stud wall
3/8
Water and resistant to puncture - tear - and abrasion
True
21. W-Shape is also called _____
Wide-Flange section
Comressive Strength = load at failure / area = ksi or psi
T section
The industry's standard for masonry bearing wall structures.
22. What is the bottom piece called?
Plastic - and Steel chairs with plastic-coated feet
2 1/2 in
The Horizontal members of this image for formwork is called ______
Footing
23. In a steel fram building - the secondary framing member for a roof or floor generally consist of ____ and ____
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
2in
Barrier walls
W-shaped beams - Steel joints
24. A drip mechanism at the underside of a projecting horizontal surface counters the effect of...
Highly Crosive - Extreme
Surface tension
8 in to 30 in
Length - L - of unit
25. There should only be _____ gravity load connections - also referred to as bearing supports per panel located as near the columns as possible
Percast at the construction site
The connections between the walls and the floor or roof decks
2
Shelf angles
26. The Self-Furring glavanized steel lath(diamond pattern) is called what?
Expanded metal lath
Within the plane of the veneer
EAF - BOF - OHF
Tension
27. Capillary break is a...
Residential
A continuous closure strip
Wider space in an otherwize narrow joint
Elevated Slabs
28. Specified Dimensions of masonry units is ____
Brown coat
The size of the masonry that the manufacture would like to achieve.
Square - rectangular or round
Lighter weight
29. Rasping is what?
No. 3 or No. 4 bars
A 100% solid unit
laminated glass - so that glass shards don't rain down death.
Sanding smooth the insulation boards for EIFS
30. A bond beam in masonry bearing wall building
3000 psi
All exterior walls resisted the lateral loads individually
Is embedded in the walls
Water Proofing
31. The bearing strength of a material is closely related to it's ___________
Pieces sticking out away from the columes
Compressive strength
Molten Limestone that floats over molten Iron
Average annual freezing cycle days - and average annual winter rainfall of the location
32. The The Fourth Arrow is Pointing at
2in
Column Footing
Copper and stainless steel
Bearing connection
33. Flashing must be accompanied by _____
Connected members have been bolted together using spud wretch with the full force of a person
Weep holes
they extend the entire thickness of the slab - they isolate the slab from the building's structural componants.
Cotton ropes - that absorb water from the airspace by capillary action and drain it to the outside.
34. In a steel column that rests on a concrete footing - the area of the bearing plate used is generally
Water and resistant to puncture - tear - and abrasion
Concave
Greater than the cross-sectional area of the column
Flat-plate floor - and one-way joist floor
35. Joist spacing is generally between ___ and ___ for floors
2 to 4 ft
Mildly
Mock-up
Grouted and reinforced with horizontal steel dowels
36. Site cast concrete slabs can be one of two types What are they?
Ground-Supported Slabs - Elevated Slabs
7/8in
EAF - OHF - BOF
Is the Specified dimension plus one mortar joint thickness
37. When a cable or rope is compressed by a force - What is the compressive stress i it?
Grouted Space
By Splitting I sections in half
Zero (0)
Water Proofing
38. What is Core Holes?
8
structural frame
Extruded bricks that have through-through hols.
Beams and Columns
39. Shelf angles are...
Noncohesive Soils
Supported by - and anchored to - the buildings structure
A conventional wood light frame building
Walls that are distributed almost uniformly in both principle and directions - walls at the uper floor that align with the walls at the lower floor - walls that are continuous up to the foundations
40. _______ is the Most important Ferrous Metal
10-13 feet.
Angle section (L)
Steel
Shores
41. In a Multisotry steel frame building - the columns are generally spiced every ____ floors
Deck that spans between two opposite walls - and the gravity load on the deck is carried in one direction across the two opposite walls.
AISC Type III Connection
1. decking 2. membrane 3. insulation 4. flashing
2
42. A vapor retarder is required under
Steel embeds in wall and slab welded together with steel plates
Better
Simple Connection
Some interior concrete slabs-on-ground
43. What is the maximum height for a storefront window system?
Veneer wall
10-13 feet.
Getting Iron and Meling it - Then when the Ore is soft - Silica is beat out with a hammer
G30 - G60 - G120
44. In specifying the dimesnsions f a masonry unity - which dimensions is stated first?
Column Footing
Width - W - of Unit
FBX
Low rise building 1 to 4 stories
45. The most important reason for providing ties in concrete wall is to...
Ties are generally not provided in a concrete wall
Tunnel Form
30ft
Exterior cladding - Air space - Flashing - Water resistant backup - and weep holes.
46. EAF full name is?
Grade 50 steel
Electric Arc Furnace
Flying forms
W16X25
47. Safety Margin formula
All sheet-steel components are fabricated by rolling and pressing the sheets into carious cross-sectional profiles at room temperature
Live ends
Asymmetry
Actual strength / required strength
48. Bricks that are highly absorptive may need to be wetted before being laid in a wall
Control joints in concrete do what?
Concrete hollow-core slabs - metal deck - or wood deck.
True
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
49. PCI recommends a minimum horizontal clearance of ___ of precast panels from the buildings structural frame
Grade 50 steel
2in
Metals that do not contain Metals
Vertical reinforcing bars
50. 8in Thick CMU wall is ______
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