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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. in a pressure-equalized wall the backup wall must be
Beams
Flat-plate floor - and one-way joist floor
Air tight
S50X30

2. Scaffold-types shores are usally made from
Collect and channel any water that gets into the air space back to the exterior
Cohesive
Steel pipes
The connections between the walls and the floor or roof decks

3. The most efficient weep hole in a brick veneer consists of a...
Molten Limestone that floats over molten Iron
Out of Plane shear between the wall and the floor or roof deck
Open Headed joint
Base Plate

4. IRA is a measure of the Tensile Stregth of a brick?
False
Zero (0)
Immediately above
3000 psi

5. In high-rised residential buildings with site cast reinforced concrete bearing walls - the floors and the roofs are generally constructed of...
Site cast concrete slabs
Beams
4000 psi
Reinforced-concrete or reinforced masonry beam

6. In a multisory building - shelf angles are typically used at...
Construction Joint
Each floor level
field bolting of steel member
Weep holes

7. Strain Formula
Reduced cracking in concret - and reduction in the dimensions of stuctural members
Footing
E = Change in length / original length = d / L
Metals that contain Iron

8. A Joist has _____ than a Joist Girder
Zero (0)
Lighter member that spans between the girders
shear force=force/area
Capillary break

9. The form work used in constructing high-rse residential buildings in site-cast reinforced-concrete bearing walls generally consists of...
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.
Mild
Construction Joint
Large - prefabricated - tunnel forms that allow walls and slabs to be cast simultaneously

10. The clear height of openings in a CUM wall is...
36 ksi
3/8
every floor
3/8 greater than the multiples of the masonry unit module.

11. Who Invented the Basic Oxygen Furnace?
Henry Bessemer in 1855
Stiff
Compressive strength
The Long part extending from the Foundation into the bed rock - as shown in this picture is called _____

12. What is the yield stress of A36 steel?
Compressive strength and Flexural tensile bond strength
3000 PSI
36 ksi
Plastic - and Steel chairs with plastic-coated feet

13. the anchors used in GFRC panels are typically
Open - vertical mortar joint in the veneer.
8 in to 30 in
One piece anchors
Highly Crosive - Extreme

14. 8in Thick CMU wall is ______

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15. The Horizontal Lines in the Middle are called ____
Beams
American Standard Shape
A suitable base on which the roof or floor trusses and joist can be supported ans anchored
Encase steel sections in concrete - OR use a Spray-applied fire protection and gypsum board facing

16. Materials used for Formwork are___
2 in
Wood and Plywood - Steel - Aluminum - Glass Fiber
Cranes and rails
where soil is not strong.

17. in terms of water infiltration - the exterior walls in historical buildings functioned as
Concrete masonry Units
Tougher pg 617
Barrier walls
Sloped toward the interior roof

18. A snug-Tight Condiction is also called...
Bearing connection
Flexible - durable - resistance to UV radiation.
Barrier walls
True

19. The 'perfect' amount of carbon is from .01 to 1.7% - this metal is called ______
Column Footing
Steel
Device that consists of a mesh made of polymeric strands witch trap the droppings and suspend them permanently above the weep hole
Collect and channel any water that gets into the air space back to the exterior

20. 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 _____
2.67 ft
Flying forms
Reinforced concrete wall - CMU wall - wood or steel stud wall
Immediately about a flashing

21. DLH series has a depth range of...
52-72
4000 psi
3/8
Beams

22. This Grade of Steel is The most popular in use in buildings
1kip=1000psi
A992
A 100% solid unit
2in

23. a 20-ft high column shortens by 0.6 in. under a load. What is the resulting strain in the column?
Composite
T section
0.0025
3/8

24. Which gives greater warning before failure - a brittle or ductile material?
Water and resistant to puncture - tear - and abrasion
A ductile material
W16X25
A36

25. Walers
The Horizontal members of this image for formwork is called ______
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
GFRC skin - a light gauge steel frame - anchors
4 to 6 ft

26. A slip-critical connection is...
Connections are tightened to a high tensil stress so that shear resistance is provided though fiction between the connect surfaces
A992
Parallel - wider
Stretcher Face

27. Retempering of motar means...
Water and resistant to puncture - tear - and abrasion
Adding water to the mortar
Snap Tie
Low rise building 1 to 4 stories

28. strongbacks can

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29. Steel reinforcement in concrete elements that are permanently exposed to earth - such as in footing - must have a minimum concrete cover of ____
Water and resistant to puncture - tear - and abrasion
3in
Reinforced-concrete or reinforced masonry beam
Each course consists of Strechers

30. A snug-Tight condition is _____
F = Force/Area = P (Force) /A (Area)
Connected members have been bolted together using spud wretch with the full force of a person
The contained molds in which the concrete is cast
Weak in shear

31. W-Shape is also called _____
Plortland cement-based mix
Wide-Flange section
Live end
connection beam flanges

32. Stack casting is used when
Steel Grade
The ground-floor slab of the building is too small to accommodate the precasting of all the walls
Residential
A36

33. The GFRC skin is typically
Length - L - of unit
5 in
1/2 to 3/4 thick
excavation

34. Laminated glass can be made with ____________ or annealed glass
tempered glass
Hard coat EIFS
Water that may reach the backup by traveling over metal anchors or unintentional obstructions in the air space
Percast at the construction site

35. CMU is _____
Cinder Block
3/8
3/8
Tube

36. Water resistant layer on the backup wall protects it from
Water that may reach the backup by traveling over metal anchors or unintentional obstructions in the air space
Weep holes
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.
Immediately above the flashing

37. Stirrups are generally made of...
Elevated Slabs
Bed Joints
No. 3 or No. 4 bars
Site cast concrete slabs

38. Extend the entire thickness of the slab and they ensure that the slab is isolated from the buildings structural componenst so that their movments is not transfered to the slab
Lintel angle
shear force=force/area
Snap Tie
Isolation Joints

39. The commonly used floor system in a high-rise and midrise masonry bearing wall buildings in North America is...
Brick ledge
Is the Deposit of white substance on a masonry wall
Pre-cast concrete hollow-core slabs
Upward deflection of a beam to counter downward deflection by a dead load

40. A GFRC curtain wall panel consists of...
Stabilizing members that space across the joists
GFRC skin - a light gauge steel frame - anchors
The deflection of studs to withstand lateral loads
Obtaining by welding two or more standard sections together

41. Steel floor decks are either form decks or ___________decks.
4000 psi
Lighter weight
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
Composite

42. two types of facotry-blended mixes for this finish coat are available - name some
FBX
Plortland cement-based mix
A horizontal butt join in cladding
HHS

43. Yeild strength of steel is also referred to as the ______
Connections are tightened to a high tensil stress so that shear resistance is provided though fiction between the connect surfaces
Longitudinal bearing Wall Plan.
Leveling Nut
Steel Grade

44. Arch welding is where
Two terminals of high-voltage electric circuit are brought close together and creating a sutained spark across the space between the terminals
144^2 - 18ft.
Where the concrete absorbs the heat from the day and slowly releases it during the night
Grade 50 steel

45. The thickness of a roof or floor deck is generally specified in terms of...
True
1/2 to 3/4 thick
Veneer wall
Gauge number

46. Was is directly underneith the concrete Slab
The concrete is cast at the site
Floor decks
laminated glass - so that glass shards don't rain down death.
Water Proofing

47. The primary reason for providing core hols in bricks is to...
Providing a anomalous slope in the surface.
Cotton ropes - that absorb water from the airspace by capillary action and drain it to the outside.
Provide unifrom drying and firing of bricks
A continuous closure strip

48. Twist-off Bolt method is...
Gravel
Unequal distribution of air pressure on the exterior of the wall and in the airspace between the cladding an d the backup wall.
24in
A special electric wrench is used that induces a predetermined torque bolt

49. In a Flemish-bonded wall
36 ksi
Portland cement stucco
Drainage Walls
Each course Consists of alternate headers and stretchers

50. The Nominal Dimensions of masonry units
Prevent the buckling of longitudinal column bars
Discontinuity of walls at foundations and requires a heavy transfer structure.
Is the Specified dimension plus one mortar joint thickness
Two piece anchor - or which one is embedded in CMU backup and the other is embedded in the Veneers mortar joint

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Construction Basics

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