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Construction Basics

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. Retempering of mortar - if needed - should be generally done within
2 1/2 hours of the initial preparations of mortar
Two piece wire anchors
The contained molds in which the concrete is cast
2

2. What is the first thing a contractor does at a construction site?
Alkali resistant
Single-story - rectangular (box type)
excavation
Footing

3. Slagwool is _____
Beams and Columns
a nonmovement joint in a large concrete slab. It is used when concrete cannot be placed in on continuous operation.
Noncombustible and is similar to fiberglass - manufacture of insulation.
S50X30

4. 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?
Brick ledge
Water that may reach the backup by traveling over metal anchors or unintentional obstructions in the air space
A36
Flying forms

5. Ferrous Metals are...
Metals that contain Iron
Shelf angles
The cladding resists all the wind load
Lateral load support to the veneer

6. The purpose of flashing is to...
Collect and channel any water that gets into the air space back to the exterior
Is the Deposit of white substance on a masonry wall
Each floor level and roof level in all exterior walls and at all interior bearing walls ans shear walls.
Molded bricks

7. K series are more frequently used because they ____
Mid- to-high rise masonry bearing wall residential buildings
GFRC skin - a light gauge steel frame - anchors
3000 PSI
Fall within the range of loads spans that are common in buildings

8. The The Fourth Arrow is Pointing at
True
Column Footing
Columns
Continuious waterproof membrane which provides a continuous barrior that originates at the backup wall and penetrates through air space and cladding

9. Two-way deck is a ____
Its strenth-to-weight ration is high - which reduces the weight of forms and shores.
36 ksi
Deck that the load is transferred to all four walls - and are generally of site-cast concrete.
5000 psi

10. The use of ONe-way decks yields the following two types of bearing wall planes name one?
Cross bearing Walls plane
Prevent the buckling of vertical reinforcement in columns
I Section
Pile

11. Tilt-up walls are connected to the slab on ground by one of the following two method - name one
Steel embeds in wall and slab welded together with steel plates
PB pg 703
Barrier walls
Elevated Slabs

12. The Tendons used for prestressing a PT concrete slab on ground gernally consist of...
Porland cement - lime - and sand
Steel fabricator
Simple Connection
A single 1/2 - 7 wire strand

13. In a steel column that rests on a concrete footing - the area of the bearing plate used is generally
Greater than the cross-sectional area of the column
A 100% solid unit
Molten Limestone that floats over molten Iron
Comressive Strength = load at failure / area = ksi or psi

14. One-way deck is a ______
Leveling Nut
Tension
Deck that spans between two opposite walls - and the gravity load on the deck is carried in one direction across the two opposite walls.
Lapped members - clamped together with specially made clamps - and screw-based metal assembly

15. The The Fourth Arrow is Pointing at
Composite
Column Footing
Noncombustible and is similar to fiberglass - manufacture of insulation.
Base Plate

16. Modulus of elasticity
Lighter weight
they extend the entire thickness of the slab - they isolate the slab from the building's structural componants.
Stress / strain = E
2.67 ft

17. What are the types of concrete slabs and their function?
A horizontal butt join in cladding
Some veneer walls
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
0.0025

18. the allowable stress in a material is generally

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19. The use of ONe-way decks yields the following two types of bearing wall planes name one?
Longitudinal bearing Wall Plan.
Square - rectangular or round
Drainage Walls
Open Headed joint

20. What is one of the Empirical rules?
Longitudinal bearing Wall Plan.
36 ksi
Stress at the point of failure
That the thickness of exterior masonry walls progressively increase toward the lower floors.

21. What are some Advantages to using Steel and Joists and Joist Girders?
Lighter Weight - Easier Erection
Angle section (L)
Comressive Strength = load at failure / area = ksi or psi
2

22. Who designed the kaunthaus bregenz?
Wood and Plywood - Steel - Aluminum - Glass Fiber
Peter Zumther
The concrete is cast at the site
Flexible - durable - resistance to UV radiation.

23. Ways to Protect structural steel from fire are...
Acrylic polymer-based mix
Encase steel sections in concrete - OR use a Spray-applied fire protection and gypsum board facing
Extruded Bricks
5 in

24. Reinforcement increases a masonry's walls ________ and _______ strength
False
Flexural and Shear.
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
Two piece anchor - or which one is embedded in CMU backup and the other is embedded in the Veneers mortar joint

25. Bricks and Blocks are called ____
Concrete masonry Units
Harsh climates - where onsite masonry and concrete construction are problematic due to freeze hazard and slow curing rate of Portland cement.
Solid unit
4 to 6 ft

26. Precast-concrete hollow-core slabs are most commonly used in____
Mildly
Mid- to-high rise masonry bearing wall residential buildings
Cylinder measuring 6 inches in diameter x 12 in high
Residential

27. The use of ______ concrete is customary
4000 psi
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
Cylinder measuring 6 inches in diameter x 12 in high
Shelf angle anchored to the structural frame of the building

28. According to building codes - plain concrete (concrete without steel reinforement is not permitted in new construction.
False
Rigid Insulation and Roof cover
4000 psi
Either tension or compression

29. Cold formings is when __
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.
Two terminals of high-voltage electric circuit are brought close together and creating a sutained spark across the space between the terminals
All sheet-steel components are fabricated by rolling and pressing the sheets into carious cross-sectional profiles at room temperature
It took the excess carbon in the moten pig iron and was converted to carbon dioxide by blowing oxygen through it

30. The I-section can be classified into four shapes. What are they?
Deck that the load is transferred to all four walls - and are generally of site-cast concrete.
Cotton ropes - that absorb water from the airspace by capillary action and drain it to the outside.
W - S - HP - M
Shelf angles

31. The Dark things in the Corner are ____
Supported by - and anchored to - the buildings structure
Simple Connection
A single wythe of brick (usally 4in nominal thickness)
Columns

32. What is the formula for strain?
16 in
0.0025
=change in length/original length
The Horizontal members of this image for formwork is called ______

33. Who designed the kaunthaus bregenz?
Grouted Space
Peter Zumther
Cranes and rails
8

34. What is the 2 arrow?
In plane shear between the wall and the floor or roof deck
Base Plate
Roof and Floor
MOre Crrosive Enviroment - Hot

35. Arch welding is where
Isolated pad footing
Reservoir
Two terminals of high-voltage electric circuit are brought close together and creating a sutained spark across the space between the terminals
Basic Oxygen Furnace

36. The chairs used for supporting reinforcing steel bars are generally
T section
2in pg 645
Zero (0)
Plastic - and Steel chairs with plastic-coated feet

37. Steel floor decks are either form decks or ___________decks.
W-Shaped Columns and Beams
Two terminals of high-voltage electric circuit are brought close together and creating a sutained spark across the space between the terminals
Vertical
Composite

38. In a PT concrete slab on groud - the tendons are stressed from the
a nonmovement joint in a large concrete slab. It is used when concrete cannot be placed in on continuous operation.
Live end
Metals that do not contain Metals
2

39. Retempering of mortar - if needed - should be generally done within
W16X25
W - S - HP - M
Joists
2 1/2 hours of the initial preparations of mortar

40. two types of facotry-blended mixes for this finish coat are available - name some
T section
Extruded bricks that have through-through hols.
Plortland cement-based mix
A small opening at the bottom of cladding

41. Generally - a Bond Beam is only _____ deep
Length - L - of unit
8
Gauge number
Modular

42. The Vertical Lines that are not connected to Beams are called ____
The connections between the walls and the floor or roof decks
Joists
Spraying the mix over a mold
The Horizontal members of this image for formwork is called ______

43. IN the steel joist designation 24LH10 the number 24 gives the _____
Scratch coat
Compressive strength - boling-water absorbation - and saturation coefficient of the bricks
Depth of the joist in inches
Less than it's ultimate stress

44. A shelf angle in a brick veneer assembly must provide
Gravity load support to the veneer
Cranes and rails
Exposed aggregate finish by water washing - Abrasive blasting - acid etching
The size of the masonry that the manufacture would like to achieve.

45. In specifying the dimensions of a masonry unit - which dimension is states last?
W-shaped beams - Steel joints
Length - L - of unit
3/8 greater than the multiples of the masonry unit module.
Water Proofing

46. The primary purpose of steel reinforments is to increase the tensile strenth of concrete elements - however - steel reinforcments is also used to increase the shear strength and compressive strenght of concrete elements
3/8 in
True
Greater Floor to Floor height - COncentrated Loads - Complex layout floor and roof frame - and Fire protection
Hollow structural section

47. W-Shape is also called _____
Concrete hollow-core slabs - metal deck - or wood deck.
Isolation Joints
Wide-Flange section
Residential

48. A Simple Connection is...
Cinder Block
True
A felexible connection that allows the ends of the beam to rotate under the load.
HHS

49. The Top right hand Beam is called a
G30 - G60 - G120
T section
Carbon steel
Pre-cast concrete hollow-core slabs

50. the most commonly used strength of concrete for the slab-on ground in concrete tilt- up wall buildings is...
Surface tension
Perpendicular to the main axis of the building.
4000 psi
M -S -N -O