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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 motar means...
Control joints - Isolation joints - Construction joints
Electric Arc Furnace
Adding water to the mortar
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.

2. What is ultimate stress?
Lintel angle
Stress at the point of failure
50
Extruded Bricks

3. Wicks or Tubes need a spacing of ____ to go with open-head joints
A ductile material
2 in
16 in
Is the Specified dimension plus one mortar joint thickness

4. the coping on a masonry fence wall is generally...
stress=force/area
Sloped on both sides
Lug
3/8 greater than the multiples of the masonry unit module.

5. A ____ sized gap is needed between adjacent lengths to provide for the shelf angles expansion.
3/8 in
5000 psi
Modular
Two piece anchor - or which one is embedded in CMU backup and the other is embedded in the Veneers mortar joint

6. IN the steel joist designation 24LH10 the number 24 gives the _____
8 in
The Vertical lumber on this image of formwork is called ______
2 1/2 hours of the initial preparations of mortar
Depth of the joist in inches

7. Plymer based EIFS are also called...
they extend the entire thickness of the slab - they isolate the slab from the building's structural componants.
Gauge number
Soft-coat EIFS
A325

8. G120 is for ____ corrosive enviroment
Highly Crosive - Extreme
18'
Shelf angles
Tube

9. A Steel angle used to support the weight of Brick veneer over an opening is called a...
Base Plate
I Section
Lintel angle
The courses alternate between headers ans stretchers

10. Where the concrete absorbs the heat from the day and slowly releases it during the night
Discontinuity of walls at foundations and requires a heavy transfer structure.
Brick ledge
Stabilizing members that space across the joists
Thermal Mass

11. A concrete tilt-up system is limited to...
Low-rise buildings generally up to 50 ft
Ties are generally not provided in a concrete wall
Reinfocing bars are provided at the top and bottom of the beams
Hoizontal bridging members at the bottom of the joists - and horizontal briging members at the top of the joists

12. Stirrups are generally made of...
No. 3 or No. 4 bars
Pieces sticking out away from the columes
At each floor level and roof level
laminated glass - so that glass shards don't rain down death.

13. What is the First arrow point at?
Isolation Joints
18'
Leveling Nut
Column Footing

14. Yeild strength of steel is also referred to as the ______
=change in length/original length
Steel Grade
connection beam flanges
Low rise building 1 to 4 stories

15. Bricks and Blocks are called ____
Exterior cladding and a inner backup wall and a intervening air space between the cladding and the backup
Concrete masonry Units
Prevent the buckling of vertical reinforcement in columns
Structural concrete fill

16. A bond beam in masonry bearing wall building
24in
Grade 50 steel
Is embedded in the walls
Spraying the mix over a mold

17. The Very middle one is called _____
3000 psi
I Section
Flexible - durable - resistance to UV radiation.
Lateral load support to the veneer

18. The primary purpose of longitudinal steel bars in a reinforced concrete beam is to overcome the weakness of concrete in ______
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
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
Tension

19. Steel Joist Institue classifies joists into three categories. What are they?
Immediately above the flashing
K-series - LH series - DHL series
Live ends
Low-rise buildings generally up to 50 ft

20. Site cast concrete slabs can be one of two types What are they?
The size of the masonry that the manufacture would like to achieve.
Ground-Supported Slabs - Elevated Slabs
Columns
Columns

21. The maximum recoomended spacing for vertical expansion joints is...
2 in
25 ft and not more than 10 ft from the walls corner
All the walls of the building have been erected - all the walls have been anchored to the slab-on-ground - the roof structure is complete
8

22. The Horizontal Lines in the Middle are called ____
Each course Consists of alternate headers and stretchers
Low rise building 1 to 4 stories
Beams
Water and resistant to puncture - tear - and abrasion

23. Blast Furnace is the process by which ______
HHS
Iron ore and coke are mixed together in a Furnace
Floor decks
More easily constructable.

24. The use of ______ concrete is customary
20 ft
4000 psi
Noncohesive Soils
stablize joists

25. Coats of stucco are usally ____ thick
Adding water to the mortar
Lug
3/8
All the walls of the building have been erected - all the walls have been anchored to the slab-on-ground - the roof structure is complete

26. the most commonly used strength of concrete for tilt-up
Immediately about a flashing
Lug
Columns
4000 psi

27. In a brick veneer assembly vertical expansion joints should be provided at a maximum distance of...

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28. Joists between the walls and the floor slabs of a site-cast reinforced concrete bearing wall are _______ than those in msonry wall and precast-concrete hollow-core slab structure.
Each course Consists of alternate headers and stretchers
Tougher pg 617
25 ft and not more than 10 ft from the walls corner
Its strenth-to-weight ration is high - which reduces the weight of forms and shores.

29. What is the bottom piece called?
At each floor level and roof level
Footing
Force / Area
3/8

30. What is the first thing a contractor does at a construction site?
Leveling Nut
excavation
Wider space in an otherwize narrow joint
Live ends

31. Reshoring Concrete structures is necessary where excessive deflection of Floor slabs or foundation settlement is anticipate on remval of shores
Continuous strip footings - isolated pad footings - drilled pier footings.
Tube
A plastic cone and a loop at each end.
False

32. According to building codes - plain concrete (concrete without steel reinforement is not permitted in new construction.
Columns
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
Capillary break
False

33. In connecting the upper-Column shaft with a lower-column shaft in a multistory steel frame building - we generally require?
same
Immediately about a flashing
Two flange plates
Tension

34. TCA recommends a minimum slab thickness of _____ regarless of the loads
A small opening at the bottom of cladding
Air tight
Depth of the joist in inches
5 in

35. The exposed face of the brick is call _____
Electric Arc Furnace
Stretcher Face
W - S - HP - M
Flexural and Shear.

36. What is the priority of a girder - beam - and joist floor in order.
F = Force/Area = P (Force) /A (Area)
Compression
1. Girder-primary 2. Beam-secondary 3. joist-tertiary
Barrier walls

37. The The Fourth Arrow is Pointing at
Pile
Column Footing
Elastic-plastic
I Section

38. The maximum spacing for one piece - corrigated anchor or an adjustable - two piece wire anchor is limited by the code to one anchor for every _____
Cylinder measuring 6 inches in diameter x 12 in high
Gauge number
Flexural and Shear.
2.67 ft

39. The most common thickness for mortar is____
Base Plate
3/8
Lug
Expanded metal lath

40. Wicks or plastic tubes have a diamenter of...
5 in
E = Change in length / original length = d / L
It took the excess carbon in the moten pig iron and was converted to carbon dioxide by blowing oxygen through it
3/8

41. The maximum span of a K-series Joists is ____ times is depth
S50X30
24
4000 psi
Electric Arc Furnace

42. a larger space - nearly 1/4 or wider - immediately beyond the capillary space is called what?
Capillary break
52-72
Bed Joints
3/8

43. Simple Connection is also called...
AISC Type II Connection
Two piece anchor - or which one is embedded in CMU backup and the other is embedded in the Veneers mortar joint
The concrete is cast at the site
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.

44. The exposed face of the brick is call _____
Stretcher Face
The contained molds in which the concrete is cast
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.
Porland cement - lime - and sand

45. The Vertical Lines that are not connected to Beams are called ____
3/8 greater than the multiples of the masonry unit module.
A36
Joists
Reinforced concrete or steel frame structure

46. Retempering of mortar - if needed - should be generally done within
Mock-up
Type N
2 1/2 hours of the initial preparations of mortar
The exterior cladding in a pressure equalized wall

47. The most important reason for providing ties in concrete wall is to...
Gravity - wind and surface tension
stress=force/area
125psi
Ties are generally not provided in a concrete wall

48. The clear height of openings in a CUM wall is...
Flying forms
Exterior cladding - Air space - Flashing - Water resistant backup - and weep holes.
3/8
3/8 greater than the multiples of the masonry unit module.

49. The Dark things in the Corner are ____
Immediately above
Surface tension
2 1/2 hours of the initial preparations of mortar
Columns

50. The Veneer is generally supported at each floor using steel _______
Reinforced concrete or steel frame structure
The size of the masonry that the manufacture would like to achieve.
Shelf angles
All exterior walls resisted the lateral loads individually