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Construction Basics

Instructions:

Answer 50 questions in 15 minutes.
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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. Mortar-Capturing device is a...
Device that consists of a mesh made of polymeric strands witch trap the droppings and suspend them permanently above the weep hole
The Vertical lumber on this image of formwork is called ______
Parallel - wider
Weak in shear

2. tilt-up concrete walls are connected to the slab-on ground with
Cold-formed and light structural steel members - in zinc coating
Column Footing
A continuous concrete closure strip in the slab-on-ground.
Two terminals of high-voltage electric circuit are brought close together and creating a sutained spark across the space between the terminals

3. Joist spacing is generally between ___ and ___ for floors
2 to 4 ft
Open Headed joint
Rain-screen wall
A special electric wrench is used that induces a predetermined torque bolt

4. The structural integrity of a bearing wall building depends on ?
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.
Expanded metal lath
The connections between the walls and the floor or roof decks
Providing a anomalous slope in the surface.

5. Compressive Strength Formula
Electric Arc Furnace
Greater Floor to Floor height - COncentrated Loads - Complex layout floor and roof frame - and Fire protection
A Waffle Slab
Comressive Strength = load at failure / area = ksi or psi

6. 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...
Live ends
2 1/2 hours of the initial preparations of mortar
Type S
30 ft

7. StiffBacks
40 ft
The Vertical lumber on this image of formwork is called ______
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
Water Proofing

8. A Mortar capturing device in a brick veneer assembly is used
Glass fiber-reinforced concrete
Leveling Nut
Immediately about a flashing
Brick ledge

9. Hot-dipped galvanized the steel member is immersed in a kettle of molten _____
Unequal distribution of air pressure on the exterior of the wall and in the airspace between the cladding an d the backup wall.
Air tight
Zinc
At foundation level - over a lintel angle - over a shelf angle - under a window sill.

10. The two most commonly used concrete floor systems are...
30 ft
A continuous closure strip
True
Flat-plate floor - and one-way joist floor

11. PT concrete is Also known as _______
Electric Arc Furnace
Where the concrete absorbs the heat from the day and slowly releases it during the night
structural frame
Pre-tensioned concrete

12. Girder is...
125psi
Each floor level and roof level in all exterior walls and at all interior bearing walls ans shear walls.
Pieces sticking out away from the columes
That the thickness of exterior masonry walls progressively increase toward the lower floors.

13. The use of ONe-way decks yields the following two types of bearing wall planes name one?
Reservoir
Cross bearing Walls plane
Less than it's ultimate stress
Perpendicular to the main axis of the building.

14. The anchors in a brick veneer wall assembly provide
The exterior cladding in a pressure equalized wall
Column Footing
Lateral load support to the veneer
Lapped members - clamped together with specially made clamps - and screw-based metal assembly

15. PCI recommends a minimum horizontal clearance of ___ of precast panels from the buildings structural frame
Soft-coat EIFS
Percast at the construction site
144^2 - 18ft.
2in

16. The commonly used floor system in a high-rise and midrise masonry bearing wall buildings in North America is...
Tube
The contained molds in which the concrete is cast
Steel Joist Institute
Pre-cast concrete hollow-core slabs

17. Slagwool is _____
Electric Arc Furnace
Noncombustible and is similar to fiberglass - manufacture of insulation.
Percast at the construction site
Compressive strength - boling-water absorbation - and saturation coefficient of the bricks

18. The first coat of stucco is called...
Scratch coat
The Vertical lumber on this image of formwork is called ______
50
Live ends

19. A slip-critical connection is...
Masonry walls without virtical reinforcement.
Connections are tightened to a high tensil stress so that shear resistance is provided though fiction between the connect surfaces
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.
W - S - HP - M

20. Wicks consist of...
Cotton ropes - that absorb water from the airspace by capillary action and drain it to the outside.
Cinder Block
A plastic cone and a loop at each end.
Connected members have been bolted together using spud wretch with the full force of a person

21. Where the cutting of masontry units is discouraged - the wall dimensions are based on the masonry module. The module used in CMU walls is...
8 in
Head Joints
At each floor level and roof level
Water Proofing

22. Is that the walls that are required for load-bearing purposes may also function as shear walls in addition to enclosing and dividing spaces.
Masonry Bearing Wall Structure
Low-rise buildings generally up to 50 ft
It took the excess carbon in the moten pig iron and was converted to carbon dioxide by blowing oxygen through it
8 and 30 in

23. The length of a masonry wall is based on ______ dimension
Modular
Perpendicular to the main axis of the building.
The concrete is cast at the site
Elastic-plastic

24. The Dark things in the Corner are ____
EAF - OHF - BOF
Columns
Elevated Slabs
Fire-resitive - mold-free - sound-insulating - relatively inexpensive and durable.

25. Rain screen is...
4000 psi
A sufficient number and adequate lengths of walls must be provided in both principal directions of a building
Lateral load support to the veneer
The exterior cladding in a pressure equalized wall

26. The most commonly used steel for framming menbers is_______
CMU backed brick veneer
32 in on center and not more than 18 in vertically
Within the plane of the veneer
W-Shaped Columns and Beams

27. What is a control joint used for?
stablize joists
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.
2 in
Stress at the point of failure

28. What is Core Holes?
Extruded bricks that have through-through hols.
That it is welded
Chairs
Bearing connection

29. Precast is where____
The Long part extending from the Foundation into the bed rock - as shown in this picture is called _____
1. Girder-primary 2. Beam-secondary 3. joist-tertiary
The concrete is casted in controled enviroments and then transported to the contruction job.
Lateral load support to the veneer

30. In a running-bond wall
Actual strength / required strength
Favorably
Site cast concrete slabs
Each course consists of Strechers

31. Galvanizing is...
It took the excess carbon in the moten pig iron and was converted to carbon dioxide by blowing oxygen through it
HHS
2 to 4 ft
Cold-formed and light structural steel members - in zinc coating

32. What are some Advantages to using Steel and Joists and Joist Girders?
Open - vertical mortar joint in the veneer.
Lighter Weight - Easier Erection
Footing
8 and 30 in

33. CMU is _____
A continuous concrete closure strip in the slab-on-ground.
A continuous closure strip
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
Cinder Block

34. Plymer based EIFS are also called...
Steel embeds in wall and slab welded together with steel plates
Soft-coat EIFS
2in
Barrier walls

35. What are the 3 types of furnaces?
Grade 50 steel
That it is welded
EAF - OHF - BOF
Wood and Plywood - Steel - Aluminum - Glass Fiber

36. Stirrups are used in Concrete beam ____
2in
Metals that do not contain Metals
General contractor
To increase the shear strength of beam above that provided by concrete

37. How high off the does glass have to remain tempered?

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38. The The Fourth Arrow is Pointing at
Flexural and Shear.
Column Footing
Compression
W - S - HP - M

39. Modulus of elasticity
Low rise building 1 to 4 stories
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.
Stress / strain = E
25 ft and not more than 10 ft from the walls corner

40. A load-bearing wall structure works best when the floor plan of the building has
3/8 in
A felexible connection that allows the ends of the beam to rotate under the load.
Sloped - thinner
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

41. In most masonry Beraing wall structures - the floors consist of precast_____
Concrete hollow-core slabs - metal deck - or wood deck.
Zero (0)
field bolting of steel member
5000 psi

42. Plymer modified EIFS are also called...
Hard coat EIFS
False
Exterior cladding - waterproffing of the backup wall - flashing - weep holes
FBX

43. OHF full name is?
Open-Hearth furnace
Porland cement - lime - and sand
tempered glass
Flexible - durable - resistance to UV radiation.

44. The structural behavior of a contemporary load-bearing masonry wall building is similar to that of...
Upward deflection of a beam to counter downward deflection by a dead load
25 ft in the field of the wall and 10 ft from a wall's corner.
Each course consists of Strechers
A conventional wood light frame building

45. in an ideal pressure-equalized drainage wall
Column Footing
52-72
The cladding resists all the wind load
Either tension or compression

46. The minimum required width of airspace between brick veneer and CMU backup wall is...
Capillary break
Reinfocing bars are provided at the top and bottom of the beams
Collect and channel any water that gets into the air space back to the exterior
2in

47. Arch welding is where
Joists
Two terminals of high-voltage electric circuit are brought close together and creating a sutained spark across the space between the terminals
False
Tunnel Form

48. DLH series has a depth range of...
A single wythe of brick (usally 4in nominal thickness)
52-72
A continuous closure strip
same

49. the stirrups in a reinforced concrete beam are used to...
Reservoir
Length - L - of unit
Is the Deposit of white substance on a masonry wall
Increase the strength of beam in shear

50. What does TCA stand for?
Acrylic polymer-based mix
Tilt-up Concrete Association
Site cast concrete slabs
It took the excess carbon in the moten pig iron and was converted to carbon dioxide by blowing oxygen through it