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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. Bear directly on a compacted ground with the organic top soil removed.
Leveling Nut
Wider space in an otherwize narrow joint
Ground-Supported slabs area____
Pieces sticking out away from the columes

2. Cellular-type plan is ______
4 to 6 ft
The concrete is casted in controled enviroments and then transported to the contruction job.
A sufficient number and adequate lengths of walls must be provided in both principal directions of a building
16'

3. Aluminum is commonly used as form and shore material because___
A horizontal butt join in cladding
I Section
Its strenth-to-weight ration is high - which reduces the weight of forms and shores.
Reinforced-concrete or reinforced masonry beam

4. In a Multisotry steel frame building - the columns are generally spiced every ____ floors
Columns
Exterior cladding - waterproffing of the backup wall - flashing - weep holes
Reinforced-concrete or reinforced masonry beam
2

5. To protect reinforcment from corrosion - a minimum amount of concrete is ____
A suitable base on which the roof or floor trusses and joist can be supported ans anchored
Fibrous
Stretcher Face
3 in

6. Cast Iron is formed when _______
Bed Joints
Where the concrete absorbs the heat from the day and slowly releases it during the night
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.
Live ends

7. G120 is for ____ corrosive enviroment
Parallel - wider
Highly Crosive - Extreme
Stress at the point of failure
More easily constructable.

8. 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
Heavier members and spans from column to column
True
To ensure the absence of tensile stress in masonry - the resultant of gravity load and the wind load at any horizontal section of the wall must remain within the middle third of the section.
Water Proofing

9. PCI recommends a minimum horizontal clearance of ___ of precast panels from the buildings structural frame
52-72
Compressive strength and Flexural tensile bond strength
2in
Walls with vertical reinforcement

10. Is that the walls that are required for load-bearing purposes may also function as shear walls in addition to enclosing and dividing spaces.
Deck that the load is transferred to all four walls - and are generally of site-cast concrete.
Collect and channel any water that gets into the air space back to the exterior
7-5/8x7-5/8x15-5/8
Masonry Bearing Wall Structure

11. What does TCA stand for?
A suitable base on which the roof or floor trusses and joist can be supported ans anchored
Tilt-up Concrete Association
Barrier walls
7/8in

12. A cellular-type plane in multistory building is generally inherent in the following occupancy's?
Residential
A single wythe of brick (usally 4in nominal thickness)
Pile
52-72

13. Stack casting is used when
The ground-floor slab of the building is too small to accommodate the precasting of all the walls
EAF - BOF - OHF
One piece anchors
8 in to 30 in

14. Which type of EIF is most used?
Each floor level
PB pg 703
Compressive strength
Width - W - of Unit

15. The Bottom Right hand Picture is a ______
every floor
Pipe Section
Tension
shear force=force/area

16. The Term prestressed concrete refers to both pretensioned and posttensioned concret
True
Leveling Nut
More easily constructable.
Deck that spans between two opposite walls - and the gravity load on the deck is carried in one direction across the two opposite walls.

17. Effloresecence
A sufficient number and adequate lengths of walls must be provided in both principal directions of a building
Is the Deposit of white substance on a masonry wall
1kip=1000psi
Extruded Bricks

18. The Middle-THird Rule indicated that ______
where soil is not strong.
Beams
Some interior concrete slabs-on-ground
To ensure the absence of tensile stress in masonry - the resultant of gravity load and the wind load at any horizontal section of the wall must remain within the middle third of the section.

19. In a running-bond wall
a nonmovement joint in a large concrete slab. It is used when concrete cannot be placed in on continuous operation.
Each course consists of Strechers
Stress / strain = E
Better

20. What are the types of concrete slabs and their function?
Supported by - and anchored to - the buildings structure
Connected members have been bolted together using spud wretch with the full force of a person
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
Live end

21. Most Structural Steel sections are produced using _______
Hot Rolling
10-13 feet.
Gauge number
Gravel

22. a curtian wal is typically used in buildings whose structural system consists of...
I Section
Prefabricated and collapsible inverted- L forms that allow the walls and slabs for a floor to be cast simultaneously - usually in a 7 day cycle.
30 ft
Reinforced concrete or steel frame structure

23. What are the two benifits of pressing concret?
Bolting the member and rightening them with a spud wrench using full force
Surface tension
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
Reduced cracking in concret - and reduction in the dimensions of stuctural members

24. What is Core Holes?
Extruded bricks that have through-through hols.
Base Plate
Hollow structural section
Depth of the joist in inches

25. An air space of ____ is recommended for brick veneer
Type N
2in pg 645
Mid- to-high rise masonry bearing wall residential buildings
Carbon steel

26. Shear stress formula
Force / Area
Each course Consists of alternate headers and stretchers
Each floor level and roof level in all exterior walls and at all interior bearing walls ans shear walls.
Length - L - of unit

27. TCA recommends a minimum slab thickness of _____ regarless of the loads
Each floor level and roof level in all exterior walls and at all interior bearing walls ans shear walls.
Deck that spans between two opposite walls - and the gravity load on the deck is carried in one direction across the two opposite walls.
Much lower
5 in

28. In a running-bond wall
Cross bearing Walls plane
Each course consists of Strechers
Gas or arc
Is embedded in the walls

29. Flashing material must be impervious to...
Water and resistant to puncture - tear - and abrasion
Better
Longitudinal bearing Wall Plan.
Pre-cast concrete hollow-core slabs

30. A ____ sized gap is needed between adjacent lengths to provide for the shelf angles expansion.
3/8 in
That it is welded
E = Change in length / original length = d / L
where soil is not strong.

31. Plymer modified EIFS are also called...
Fire-resitive - mold-free - sound-insulating - relatively inexpensive and durable.
Hard coat EIFS
Ground-Supported Slabs - Elevated Slabs
The concrete is cast at the site

32. Site cast concrete slabs can be one of two types What are they?
18 to 48 in
Gravel
Percast at the construction site
Ground-Supported Slabs - Elevated Slabs

33. The The Fourth Arrow is Pointing at
2
20 ft
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
Column Footing

34. A doubly rienforced beam is one in which
Gauge number
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
Reinfocing bars are provided at the top and bottom of the beams
Vertical

35. How is a T section made?
At foundation level - over a lintel angle - over a shelf angle - under a window sill.
By Splitting I sections in half
At each floor level and roof level
Width - W - of Unit

36. Capillary break is a...
A992
Reinfocing bars are provided at the top and bottom of the beams
Immediately about a flashing
Wider space in an otherwize narrow joint

37. ____________________ is gerneally preferred over filed welding?
field bolting of steel member
Stress / strain = E
Lintel angle
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.

38. Formwork is refereed to as
The contained molds in which the concrete is cast
36 ksi
3000 PSI
4

39. Who Manufactureres joists and joist girders?
A suitable base on which the roof or floor trusses and joist can be supported ans anchored
SJI
K-series - LH series - DHL series
Vertical reinforcing bars

40. Stressing-end assembly is called a ____
Basic Oxygen Furnace
Live end
Compressive strength - boling-water absorbation - and saturation coefficient of the bricks
perpendicular

41. In a Flemish-bonded wall
Mid- to-high rise masonry bearing wall residential buildings
Open-Hearth furnace
Each course Consists of alternate headers and stretchers
HHS

42. A wall footing is also called _____
field bolting of steel member
Strip Footing
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.
GFRC skin - a light gauge steel frame - anchors

43. Who Invented the Basic Oxygen Furnace?
Henry Bessemer in 1855
Comressive Strength = load at failure / area = ksi or psi
Columns
Construction Joint

44. Semirigid Connection is also called...
L-shaped sheet metal or plastic element - that has a vertical leg that has openings to let the water out
Increase the strength of beam in shear
AISC Type III Connection
As a structure that is made entirely of linear elements - columns and beams.

45. What is a construction joint?
Lintel angle
Ground-Supported slabs area____
True
a nonmovement joint in a large concrete slab. It is used when concrete cannot be placed in on continuous operation.

46. CMU is _____
Isolation Joints
Steel embeds in wall and slab welded together with steel plates
Less than it's ultimate stress
Cinder Block

47. In a brick veneer assembly with a steel stud backup wall - the design of studs is generally governed by
The deflection of studs to withstand lateral loads
8 in
AISC Type II Connection
Elastic-plastic

48. Compressive Strength Formula
Vertical
Comressive Strength = load at failure / area = ksi or psi
Footing
Cohesive

49. a backup wall is required in a...
Shores
Solid unit
Veneer wall
Reinforced concrete wall - CMU wall - wood or steel stud wall

50. Unfinished bolts are made from
AISC Type I Connection
Carbon steel
1in
In plane shear between the wall and the floor or roof deck