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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 Slag is what?
Molten Limestone that floats over molten Iron
Exterior cladding - Air space - Flashing - Water resistant backup - and weep holes.
AISC Type III Connection
True
2. K series are more frequently used because they ____
A 100% solid unit
Fall within the range of loads spans that are common in buildings
Mock-up
Each course consists of Strechers
3. The Glass fibers used in GFRC skin are referred to as AR fibers. the Term AR is an acronym for...
Alkali resistant
Length - L - of unit
2 in
Lug
4. The clear height of openings in a CUM wall is...
3/8 greater than the multiples of the masonry unit module.
General contractor
Spraying the mix over a mold
Getting Iron and Meling it - Then when the Ore is soft - Silica is beat out with a hammer
5. The stress-strain diagram of ______ steel is nearly a straight line up to the yield point
Device that consists of a mesh made of polymeric strands witch trap the droppings and suspend them permanently above the weep hole
4
Mild
A reinforced-masonry frame
6. Galvanizing is...
Cold-formed and light structural steel members - in zinc coating
Control joints in concrete do what?
Metals that do not contain Metals
Solid unit
7. Steel Joist Institue classifies joists into three categories. What are they?
After World War 2
Grouted and reinforced with horizontal steel dowels
K-series - LH series - DHL series
The connections between the walls and the floor or roof decks
8. The combination of bond Beams and Vertically reinforced CMU cells forms _______
Exposed aggregate finish by water washing - Abrasive blasting - acid etching
Lateral load support to the veneer
A reinforced-masonry frame
A ductile material
9. S shapes the interior surfaces of the flanges are ____ and are ____ than the W shape
Scratch coat
Pile
Dead End
Sloped - thinner
10. Rest on and are part of the structural frame of the building - they are used for 2nd and higher floors.
Elevated Slabs
Bearing connection
Gravity load support to the veneer
Pipe Section
11. The arrows next to the Column and the base plate are indications of what?
That it is welded
By functioning as a water reservior
A single wythe of brick (usally 4in nominal thickness)
Each floor level and roof level in all exterior walls and at all interior bearing walls ans shear walls.
12. The Bottom Right hand Picture is a ______
EAF - OHF - BOF
Iron ore and coke are mixed together in a Furnace
Pipe Section
Flexural and Shear.
13. Two-way deck is a ____
A small opening at the bottom of cladding
Gravity - wind and surface tension
Column Footing
Deck that the load is transferred to all four walls - and are generally of site-cast concrete.
14. How is a T section made?
By Splitting I sections in half
AISC Type I Connection
Grouted and reinforced with horizontal steel dowels
2 1/2 hours of the initial preparations of mortar
15. A sufficient number of weep holes must be provided for the drainage of the air space - gernerally - a weep hole spacing of ____ is used with open head joints
Tube
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.
24in
Surface tension
16. What are some advantages of using concrete for Load Bearing Walls?
Live end
Fire-resitive - mold-free - sound-insulating - relatively inexpensive and durable.
W-Shaped Columns and Beams
3/8 in
17. _____ are generally kept at the construction site and become the basis for judgement of all panels produced by the precast plant
Immediately about a flashing
Cohesive
Capillary break
Mock-up
18. Flashing in a drainage wall is a _____
L-shaped sheet metal or plastic element - that has a vertical leg that has openings to let the water out
Continuious waterproof membrane which provides a continuous barrior that originates at the backup wall and penetrates through air space and cladding
CMU backed brick veneer
Scratch coat
19. What is the 2 arrow?
Base Plate
where soil is not strong.
Acrylic polymer-based mix
Surface tension
20. In referring to a masonry wall as a reinforced masonry wall it is implied that the wall contains
Vertical reinforcing bars
The time between the end of concreting and the removal of the forms
Parallel - wider
One piece anchors
21. Ways to Protect structural steel from fire are...
Encase steel sections in concrete - OR use a Spray-applied fire protection and gypsum board facing
Two flange plates
125psi
Tougher pg 617
22. Gravity generally affects water penetration through an exposed horizontal surface of a wall and can counted by
Pipe Section
Providing a anomalous slope in the surface.
Each floor level
Copper and stainless steel
23. PT concrete is Also known as _______
A horizontal butt join in cladding
Hard coat EIFS
Pre-tensioned concrete
Strength of it - and weakens the strength of the wall.
24. What is the Third Arrow Pointing at?
Grouted Space
Obtaining by welding two or more standard sections together
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.
Open Headed joint
25. Inside of Pressed concret the prestressing cables are called____
Molded bricks
2in
S50X30
Strands
26. Pocket formers in a PT concrete slab-on ground are used at...
10-13 feet.
Stiff
Live ends
Sloped - thinner
27. Plymer modified EIFS are also called...
Hard coat EIFS
Large - prefabricated - tunnel forms that allow walls and slabs to be cast simultaneously
True
Porland cement - lime - and sand
28. The Nominal Dimensions of masonry units
Providing an impervious barrier to water
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.
Is the Specified dimension plus one mortar joint thickness
S50X30
29. two types of facotry-blended mixes for this finish coat are available - name some
Iron ore and coke are mixed together in a Furnace
A Waffle Slab
Plortland cement-based mix
Water Proofing
30. IN the steel joist designation 24LH10 the number 24 gives the _____
Sloped toward the interior roof
36 ksi
Depth of the joist in inches
Concrete masonry Units
31. The dead load of brick vaneer may be borne by the wall foundation without any support at intermediate floors up to a maximum height of _____ above ground
Concrete hollow-core slabs - metal deck - or wood deck.
At each floor level and roof level
30ft
Weak in shear
32. The thicker the wall the larger the _______ needs to be
The cladding resists all the wind load
Cold-formed and light structural steel members - in zinc coating
Reservoir
Masonry Bearing Wall Structure
33. a larger space - nearly 1/4 or wider - immediately beyond the capillary space is called what?
By Splitting I sections in half
Capillary break
A Waffle Slab
Masonry Bearing Wall Structure
34. The Very middle one is called _____
The concrete is casted in controled enviroments and then transported to the contruction job.
I Section
2in
After World War 2
35. A common type of Form Tie is ____
Snap Tie
Footing
Zero (0)
Leveling Nut
36. DLH series has a depth range of...
1kip=1000psi
Live end
laminated glass - so that glass shards don't rain down death.
52-72
37. A Mortar capturing device in a brick veneer assembly is used
Immediately about a flashing
Open Headed joint
0.0025
1in
38. Suction that pulls wind driven rain into the airspace of a drainage wall takes place on the __________ of the wall
A Waffle Slab
Lug
windward face
stress=force/area
39. Name one of the types of foundations of tilt-up walls
30ft
Drilled pier footing
Columns
Noncombustible and is similar to fiberglass - manufacture of insulation.
40. A 1 1/2 depression is commonly created in foundation to receive the first course of the veneer - What is the name of the ledge?
3/8 in
Brick ledge
Harsh climates - where onsite masonry and concrete construction are problematic due to freeze hazard and slow curing rate of Portland cement.
M -S -N -O
41. The most common used size of brick is...
2
Brown coat
AISC Type II Connection
3/5/8x2/1/4x7/5/8
42. Suction that pulls wind driven rain into the airspace of a drainage wall takes place on the __________ of the wall
Footing
windward face
FBX
Beams
43. The maximum span of a K-series Joists is ____ times is depth
Soon as possible to allow rapid turnover and reuse of the framework
24
Capillary break
18 to 48 in
44. The most common used 28 day strength of concrete of PC curtian wall panels is ______
M -S -N -O
Noncohesive Soils
5000 psi
Stress at the point of failure
45. the foundations for concrete tilt-up walls constits of...
Parallel - wider
True
Continuous strip footings - isolated pad footings - drilled pier footings.
Reservoir
46. A concrete member containing reinfrocing bars is called _____
Reinforced concrete member
Sloped on both sides
Reinforced-concrete or reinforced masonry beam
Zero (0)
47. Height adjustablilty in shores made of dimension lumber is provided through___
Lapped members - clamped together with specially made clamps - and screw-based metal assembly
Low-rise buildings generally up to 50 ft
Sanding smooth the insulation boards for EIFS
Angle section (L)
48. An isolated concrete slab-on-ground requires what types of joints?
1in
Control joints - Isolation joints - Construction joints
The deflection of studs to withstand lateral loads
3/5/8x2/1/4x7/5/8
49. Pretensioning is generally done at precaster's plant and yeilds a precast - prestressed concrete member.
True
Tension
Gauge number
False
50. Ways to Protect structural steel from fire are...
Exposed aggregate finish by water washing - Abrasive blasting - acid etching
Encase steel sections in concrete - OR use a Spray-applied fire protection and gypsum board facing
Gas or arc
Columns