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Construction Basics

Instructions:

Answer 50 questions in 15 minutes.
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Match each statement with the correct term.
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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. Stripping time is ___
The time between the end of concreting and the removal of the forms
A conventional wood light frame building
Molten Limestone that floats over molten Iron
Mid- to-high rise masonry bearing wall residential buildings

2. Vertical Mortar joints are also called _____
Head Joints
laminated glass - so that glass shards don't rain down death.
True
Workablity - water rentivity - and water tightness

3. The cost of a tilt up wall system compares _____ with that of a masonry bearing wall system
Cold-formed and light structural steel members - in zinc coating
Favorably
Steel
same

4. Rest on and are part of the structural frame of the building - they are used for 2nd and higher floors.
8 in
Elevated Slabs
Dead End
Approximately equal to the combined cost of concrete and steel

5. G60 is for ____ corrosive enviroment
MOre Crrosive Enviroment - Hot
Modular
Soon as possible to allow rapid turnover and reuse of the framework
Water Proofing

6. The thicker the wall the larger the _______ needs to be
Reservoir
Pieces sticking out away from the columes
Compressive strength
Wide-Flange section

7. Name one of the types of foundations of tilt-up walls
30 ft
Continuous Stip footing
8 in to 30 in
Deck that spans between two opposite walls - and the gravity load on the deck is carried in one direction across the two opposite walls.

8. The coping on a roof parapet is generally
Tension
Floor decks
Sloped toward the interior roof
Peter Zumther

9. Compressive Strength Formula
Comressive Strength = load at failure / area = ksi or psi
Continuious waterproof membrane which provides a continuous barrior that originates at the backup wall and penetrates through air space and cladding
16 in
Leveling Nut

10. Site cast concrete slabs can be one of two types What are they?
laminated glass - so that glass shards don't rain down death.
Ground-Supported Slabs - Elevated Slabs
24in
Leveling Nut

11. Laminated glass can be made with ____________ or annealed glass
Tilt-up Concrete Association
Air tight
tempered glass
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.

12. This type of form work has gained favor in constructing high-rise reinforced-concrete bearing walls structures
Tunnel Form
Connections are tightened to a high tensil stress so that shear resistance is provided though fiction between the connect surfaces
Rain-screen wall
Steel fabricator

13. The Long part extending from the Foundation into the bed rock - as shown in this picture is called _____
Pile
Immediately above
Square - rectangular or round
Sloped toward the interior roof

14. IF the bottom piece was extended what would we call it?
Roof and Floor
K-series - LH series - DHL series
The connections between the walls and the floor or roof decks
Lug

15. The Top right hand Beam is called a
Better
Adding water to the mortar
T section
4 to 6 ft

16. The units of modulus of elasticity are _______
It took the excess carbon in the moten pig iron and was converted to carbon dioxide by blowing oxygen through it
Column Footing
Psi - ksi - Pa - and GPa
The concrete is casted in controled enviroments and then transported to the contruction job.

17. Horizontal Mortar joints are also called ______
Width - W - of Unit
Obtaining by welding two or more standard sections together
Bed Joints
Sloped toward the interior roof

18. In a Typical sitecast reinforced Concrete structure - the cost of formwork and shores is...
Unequal distribution of air pressure on the exterior of the wall and in the airspace between the cladding an d the backup wall.
Veneer wall
Wide-Flange section
Approximately equal to the combined cost of concrete and steel

19. A material that is weak in tension is...
Live end
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
Weak in shear

20. The arrows next to the Column and the base plate are indications of what?
Residential
General contractor
That it is welded
Live ends

21. When a cable or rope is compressed by a force - What is the compressive stress i it?
Reinforced-concrete or reinforced masonry beam
Zero (0)
Is the Deposit of white substance on a masonry wall
Plortland cement-based mix

22. Steel Joist Institue classifies joists into three categories. What are they?
Actual strength / required strength
Beams
2
K-series - LH series - DHL series

23. The Top Left hand Corner is a ____ Beam
Angle section (L)
Discontinuity of walls at foundations and requires a heavy transfer structure.
Fall within the range of loads spans that are common in buildings
Walls with vertical reinforcement

24. A K-series steel joist that is 20 in deep cannot space more than ____
Steel
40 ft
Steel Joist Institute
Weak in shear

25. The keyway between precast-concrete hollow core slabs runs ____________ to the bearing walls
2.67 ft
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.
perpendicular
Tube

26. A vapor retarder is required under
2in
30ft
By functioning as a water reservior
Some interior concrete slabs-on-ground

27. The test specimens used for determining the compressive strength of concrete in the united states is a...
That the thickness of exterior masonry walls progressively increase toward the lower floors.
Single-story - rectangular (box type)
Connections are tightened to a high tensil stress so that shear resistance is provided though fiction between the connect surfaces
Cylinder measuring 6 inches in diameter x 12 in high

28. The Dark things in the Corner are ____
Scaffolding
25 ft in the field of the wall and 10 ft from a wall's corner.
25 ft in the field of the wall and 10 ft from a wall's corner.
Columns

29. 8in Thick CMU wall is ______

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30. Shores are used for...
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.
Elevated Slabs and arches - its formwork for arches
Stretcher Face
Adding water to the mortar

31. a curtian wal is typically used in buildings whose structural system consists of...
Pre-cast concrete hollow-core slabs
All sheet-steel components are fabricated by rolling and pressing the sheets into carious cross-sectional profiles at room temperature
Shelf angles
Reinforced concrete or steel frame structure

32. _____ are generally kept at the construction site and become the basis for judgement of all panels produced by the precast plant
Zero (0)
Mock-up
30ft
Elastic

33. 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
Beams
Longitudinal bearing Wall Plan.
30ft
Type N

34. Plain-Masonry walls are _______
Its strenth-to-weight ration is high - which reduces the weight of forms and shores.
Weak in shear
Masonry walls without virtical reinforcement.
tempered glass

35. Retempering of mortar - if needed - should be generally done within
7 in
All exterior walls resisted the lateral loads individually
Site cast concrete slabs
2 1/2 hours of the initial preparations of mortar

36. 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
GFRC skin - a light gauge steel frame - anchors
2in
The time between the end of concreting and the removal of the forms
Extruded bricks that have through-through hols.

37. Semirigid Connection is also called...
Comressive Strength = load at failure / area = ksi or psi
4000 psi
Gravity load support to the veneer
AISC Type III Connection

38. Stirrups are used in Concrete beam ____
To increase the shear strength of beam above that provided by concrete
A suitable base on which the roof or floor trusses and joist can be supported ans anchored
American Standard Shape
Bolting the member and rightening them with a spud wrench using full force

39. Water-resistant exterior walls may be divided into three types What is one of these?
Obtaining by welding two or more standard sections together
Elevated Slabs
Two piece wire anchors
Drainage Walls

40. The Two bottom Left ones are called _____
A single wythe of brick (usally 4in nominal thickness)
Connections are tightened to a high tensil stress so that shear resistance is provided though fiction between the connect surfaces
A large formwork assembly for concrete walls
Tube

41. The material in an arch is primarily in _________
A ductile material
10-13 feet.
Leveling Nut
Compression

42. Fine Grained soles are______ with water
Cohesive
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.
False
Stress at the point of failure

43. Working is the process by which____
Getting Iron and Meling it - Then when the Ore is soft - Silica is beat out with a hammer
W16X25
Plastic - and Steel chairs with plastic-coated feet
3/8

44. Hot-dipped galvanized the steel member is immersed in a kettle of molten _____
Zinc
Cold-formed and light structural steel members - in zinc coating
3/5/8x2/1/4x7/5/8
Compressive strength and Flexural tensile bond strength

45. Is directly underneith the concrete Slab
Porland cement - lime - and sand
24in
Water Proofing
Base Plate

46. Historical load bearing masonry structures were designed assuming that
1in
Out of Plane shear between the wall and the floor or roof deck
All exterior walls resisted the lateral loads individually
Where lap splicing of reinforcing bars will produce excessive congestion

47. In what order are roof componants placed:
1. decking 2. membrane 3. insulation 4. flashing
Upward deflection of a beam to counter downward deflection by a dead load
excavation
3/8 greater than the multiples of the masonry unit module.

48. Flashing in a drainage wall is a _____
False
5000 psi
Continuious waterproof membrane which provides a continuous barrior that originates at the backup wall and penetrates through air space and cladding
Actual strength / required strength

49. The primary purpose of longitudinal steel bars in a reinforced concrete beam is to overcome the weakness of concrete in ______
CMU backed brick veneer
Tension
To ensure stability against overturning by wind loads
Barrier walls

50. The clear height of openings in a CUM wall is...
Low rise building 1 to 4 stories
Actual strength / required strength
3/8 greater than the multiples of the masonry unit module.
Cross bearing Walls plane

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Construction Basics

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