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Construction Basics

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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. Specified Dimensions of masonry units is ____
True
HHS
Vertical
The size of the masonry that the manufacture would like to achieve.

2. High-strength bolts are made from
4 to 6 ft
2
High-treated carbon steel
Immediately above the flashing

3. Which gives greater warning before failure - a brittle or ductile material?
A ductile material
Within the plane of the veneer
F = Force/Area = P (Force) /A (Area)
Steel Grade

4. Is a nonmovment joint in a large concrete slab - and is used when the concrete cannot be placed in one continuous operation.
Construction Joint
Out of Plane shear between the wall and the floor or roof deck
2 to 4 ft
Two piece wire anchors

5. 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
Porland cement - lime - and sand
240 in =20ft
24in
Steel embeds in wall and slab welded together with steel plates

6. What is the formula for strain?
Barrier walls
=change in length/original length
30ft
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.

7. The Term prestressed concrete refers to both pretensioned and posttensioned concret
True
Brown coat
Mock-up
The Framework

8. What is the yield stress of A36 steel?
Water and resistant to puncture - tear - and abrasion
I Section
36 ksi
Thermal Mass

9. What is the Fill Made up of?
One piece anchors
8
False
Gravel

10. The Nominal Dimensions of masonry units
Device that consists of a mesh made of polymeric strands witch trap the droppings and suspend them permanently above the weep hole
Either tension or compression
2
Is the Specified dimension plus one mortar joint thickness

11. The Three Levels of Hot-dip Galvanizing are...
G30 - G60 - G120
Connections are tightened to a high tensil stress so that shear resistance is provided though fiction between the connect surfaces
Actual strength / required strength
K-series - LH series - DHL series

12. The The Fourth Arrow is Pointing at
Wide-Flange section
144^2 - 18ft.
8
Column Footing

13. When lintel angels and shelf angles are combined in the same angle in a brick veneer clad building - the angle should be treated as a...
Unequal distribution of air pressure on the exterior of the wall and in the airspace between the cladding an d the backup wall.
30 ft
Shelf angle anchored to the structural frame of the building
Elevated Slabs

14. The commonly used floor system in a high-rise and midrise masonry bearing wall buildings in North America is...
5 in
Construction Joint
The concrete is casted in controled enviroments and then transported to the contruction job.
Pre-cast concrete hollow-core slabs

15. 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?
Construction Joint
Brick ledge
Footing
Cinder Block

16. Coats of stucco are usally ____ thick
In plane shear between the wall and the floor or roof deck
Wider space in an otherwize narrow joint
3/8
True

17. A rain screen classing system addresses the issue of water penetration due to...
Unequal distribution of air pressure on the exterior of the wall and in the airspace between the cladding an d the backup wall.
32 in on center and not more than 18 in vertically
Strip Footing
Solid unit

18. in a typical stress-strain diagram of a material - the stress is generally plotted along the _________ axis
That the thickness of exterior masonry walls progressively increase toward the lower floors.
Vertical
Where lap splicing of reinforcing bars will produce excessive congestion
Elevated Slabs

19. Low carbon (mild) steel is a(an) __________ material
Soft-coat EIFS
Elastic-plastic
2 1/2 in
Walls with vertical reinforcement

20. Tilt-up walls are connected to the slab on ground by one of the following two method - name one
E = Change in length / original length = d / L
Lapped members - clamped together with specially made clamps - and screw-based metal assembly
Water Proofing
A continuous closure strip

21. What is the first thing a contractor does at a construction site?
Is the Specified dimension plus one mortar joint thickness
Lighter Weight - Easier Erection
Sloped - thinner
excavation

22. In a brick veneer assembly - weep holes are required at...
Percast at the construction site
Molded bricks
Providing a anomalous slope in the surface.
Immediately above the flashing

23. How is a T section made?
A single wythe of brick (usally 4in nominal thickness)
By Splitting I sections in half
Carbon steel
Compressive strength - boling-water absorbation - and saturation coefficient of the bricks

24. A GFRC curtain wall panel consists of...
Compressive strength - boling-water absorbation - and saturation coefficient of the bricks
Noncohesive Soils
GFRC skin - a light gauge steel frame - anchors
Approximately equal to the combined cost of concrete and steel

25. The arrows next to the Column and the base plate are indications of what?
That it is welded
Leveling Nut
Electric Arc Furnace
Support Pylons

26. What is Core Holes?
8 and 30 in
Plastic - and Steel chairs with plastic-coated feet
Extruded bricks that have through-through hols.
Copper and stainless steel

27. The minimum depth of a K-series joist is ___ and the Max is __
Weak in shear
2in
8 and 30 in
20 ft

28. In a steel fram building - the secondary framing member for a roof or floor generally consist of ____ and ____
W-shaped beams - Steel joints
Lateral load support to the veneer
By functioning as a water reservior
3/8 greater than the multiples of the masonry unit module.

29. IF the bottom piece was extended what would we call it?
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
30ft
All sheet-steel components are fabricated by rolling and pressing the sheets into carious cross-sectional profiles at room temperature
Lug

30. Diagonal bridging may be used as an alternative to horizontal bridging to...
Rain-screen wall
stablize joists
Providing an impervious barrier to water
24

31. Hooks in bars are produced by turning the bars through
Type N
90 to 180 degress
Support Pylons
7-5/8x7-5/8x15-5/8

32. Suction that pulls wind driven rain into the airspace of a drainage wall takes place on the __________ of the wall
Molten Limestone that floats over molten Iron
Cylinder measuring 6 inches in diameter x 12 in high
Tougher pg 617
windward face

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
30ft
Providing an impervious barrier to water
Reduced cracking in concret - and reduction in the dimensions of stuctural members
Open - vertical mortar joint in the veneer.

34. Shelf angles are...
Better
To ensure stability against overturning by wind loads
Mild
Supported by - and anchored to - the buildings structure

35. Standard CMU size
Comressive Strength = load at failure / area = ksi or psi
Plortland cement-based mix
Hoizontal bridging members at the bottom of the joists - and horizontal briging members at the top of the joists
7-5/8x7-5/8x15-5/8

36. Coarse-Grained soils are refered to as ______ with water
Fibrous
Vertical
Providing an impervious barrier to water
Noncohesive Soils

37. LH series has a depth range of...
18 to 48 in
Open-Hearth furnace
16 in
Greater than the cross-sectional area of the column

38. IRA is a measure of the Tensile Stregth of a brick?
125psi
False
Compression
Drainage Walls

39. What does HHS stand for?
Hollow structural section
Molten Limestone that floats over molten Iron
Plortland cement-based mix
Pre-tensioned concrete

40. If you put more lime in Mortar this increases
Workablity - water rentivity - and water tightness
False
Molded bricks
Ground-Supported Slabs - Elevated Slabs

41. When a cable or rope is compressed by a force - What is the compressive stress i it?
Gravity load from the floor or roof deck to the wall
Percast at the construction site
Zero (0)
Walls with vertical reinforcement

42. For a brick veneer that bears on the foundation and continuses to the top of the building without any intermediate support - the maximum veneer height is limited to...
Getting Iron and Meling it - Then when the Ore is soft - Silica is beat out with a hammer
Mildly
30 ft
Construction Joint

43. In a tilt up wall constuction system - the walls are...
Percast at the construction site
No. 3 or No. 4 bars
A36
cohesive

44. The Slag is what?
Width - W - of Unit
Footing
A reinforced-masonry frame
Molten Limestone that floats over molten Iron

45. Deep foundations use what to ensure that the building does not move
Pile
Steel Joist Institute
K-series - LH series - DHL series
Better

46. IN the steel joist designation 24LH10 the number 24 gives the _____
Depth of the joist in inches
The connections between the walls and the floor or roof decks
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.
A small opening at the bottom of cladding

47. The Two bottom Left ones are called _____
A special electric wrench is used that induces a predetermined torque bolt
All exterior walls resisted the lateral loads individually
Tube
Some veneer walls

48. The Tendons used for prestressing a PT concrete slab on ground gernally consist of...
Control joints - Isolation joints - Construction joints
A single 1/2 - 7 wire strand
Its strenth-to-weight ration is high - which reduces the weight of forms and shores.
Deck that spans between two opposite walls - and the gravity load on the deck is carried in one direction across the two opposite walls.

49. What are some advantages of using concrete for Load Bearing Walls?
Less than it's ultimate stress
52-72
Fire-resitive - mold-free - sound-insulating - relatively inexpensive and durable.
Shores

50. The most water tight joint is ____
No. 3 or No. 4 bars
Concave
Providing a anomalous slope in the surface.
52-72

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Construction Basics

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