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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. Bricks that have core holes are ____
Extruded Bricks
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
Zero (0)
Grade 50 steel

2. Bricks are anchored to the frame on every floor or every other floor?
Sloped - thinner
F = Force/Area = P (Force) /A (Area)
American Standard Shape
every floor

3. What is the Third Arrow Pointing at?
True
18 to 48 in
Bearing connection
Grouted Space

4. A major benefit of a steel stud backup wall in a in a brick veneer assembly as compaired with a CMU backup wall is its ______
Lighter weight
Steel
The industry's standard for masonry bearing wall structures.
Zero (0)

5. a larger space - nearly 1/4 or wider - immediately beyond the capillary space is called what?
The Vertical lumber on this image of formwork is called ______
Getting Iron and Meling it - Then when the Ore is soft - Silica is beat out with a hammer
Mild
Capillary break

6. A connection between a floor or roof and a wall must be adequate to sustain the 3 forces What is one of these forces?
Out of Plane shear between the wall and the floor or roof deck
Grouted Space
Sloped toward the interior roof
Sloped - thinner

7. The primary purpose of longitudinal steel bars in a reinforced concrete beam is to overcome the weakness of concrete in ______
Tension
Base Plate
Obtaining by welding two or more standard sections together
2 in

8. 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 _____
Fire-resitive - mold-free - sound-insulating - relatively inexpensive and durable.
G30 - G60 - G120
2.67 ft
Two piece wire anchors

9. A ____ sized gap is needed between adjacent lengths to provide for the shelf angles expansion.
Scaffolding
FBX
Lateral load support to the veneer
3/8 in

10. Two-way deck is a ____
Each floor level and roof level in all exterior walls and at all interior bearing walls ans shear walls.
True
Deck that the load is transferred to all four walls - and are generally of site-cast concrete.
Failure stress / allowable stress

11. The most efficient weep hole in a brick veneer consists of a...
Weak in shear
Open Headed joint
Square - rectangular or round
Walls with vertical reinforcement

12. Most of the cost comes from _____
Walls with vertical reinforcement
PB pg 703
The Framework
Lug

13. The maximum distance between fastners for stucco is...
The deflection of studs to withstand lateral loads
By functioning as a water reservior
7 in
Roof and Floor

14. W section I beam with a nominal depth of 16' and a weight of 50 lbs for 2 foot
W16X25
No. 3 or No. 4 bars
Mildly
E = Change in length / original length = d / L

15. 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.
3/8
CMU backed brick veneer
5 in
Tougher pg 617

16. According to building codes - plain concrete (concrete without steel reinforement is not permitted in new construction.
False
Leveling Nut
Favorably
2

17. Cellular-type plan is ______
A sufficient number and adequate lengths of walls must be provided in both principal directions of a building
3/8
Longitudinal bearing Wall Plan.
Psi - ksi - Pa - and GPa

18. Scaffold-types shores are usally made from
Steel pipes
8 and 30 in
A suitable base on which the roof or floor trusses and joist can be supported ans anchored
That it is welded

19. The Term prestressed concrete refers to both pretensioned and posttensioned concret
True
Steel fabricator
The Vertical lumber on this image of formwork is called ______
Soft-coat EIFS

20. Wicks or Tubes need a spacing of ____ to go with open-head joints
stablize joists
Highly Crosive - Extreme
16 in
Comressive Strength = load at failure / area = ksi or psi

21. In a Typical sitecast reinforced Concrete structure - the cost of formwork and shores is...
Gravity load support to the veneer
Elastic
7-5/8x7-5/8x15-5/8
Approximately equal to the combined cost of concrete and steel

22. Shear stress formula
The ground-floor slab of the building is too small to accommodate the precasting of all the walls
Glass fiber-reinforced concrete
50
Force / Area

23. The chairs used for supporting reinforcing steel bars are generally
Support Pylons
Sloped - thinner
Thermal Mass
Plastic - and Steel chairs with plastic-coated feet

24. Water-resistant exterior walls may be divided into three types What is one of these?
A large formwork assembly for concrete walls
Barrier walls
5000 psi
The deflection of studs to withstand lateral loads

25. K series are more frequently used because they ____
By Splitting I sections in half
Fall within the range of loads spans that are common in buildings
Exterior cladding - waterproffing of the backup wall - flashing - weep holes
W-shaped beams - Steel joints

26. Water-resistant exterior walls may be divided into three types What is one of these?
Mildly
125psi
Barrier walls
Steel Joist Institute

27. one piece - corrigated anchor or an adjustable - two piece wire anchor should not be spaced more than ____
8 in
4000 psi
AISC Type II Connection
32 in on center and not more than 18 in vertically

28. A connection between a floor or roof and a wall must be adequate to sustain the 3 forces What is one of these forces?
AISC Type I Connection
Out of Plane shear between the wall and the floor or roof deck
2
Scaffolding

29. Bricks are anchored to the frame on every floor or every other floor?
Tension
Masonry Bearing Wall Structure
every floor
A single wythe of brick (usally 4in nominal thickness)

30. StiffBacks
Stress / strain = E
Exterior cladding and a inner backup wall and a intervening air space between the cladding and the backup
Type N
The Vertical lumber on this image of formwork is called ______

31. Hooks in bars are produced by turning the bars through
Stiff
90 to 180 degress
Extruded Bricks
8 in to 30 in

32. Is a nonmovment joint in a large concrete slab - and is used when the concrete cannot be placed in one continuous operation.
Construction Joint
Solid unit
Masonry Bearing Wall Structure
Large - prefabricated - tunnel forms that allow walls and slabs to be cast simultaneously

33. S section I beam with a nominal depth of 50' and a weight of 60 lbs per 3 feet
Supported by - and anchored to - the buildings structure
Compressive strength - boling-water absorbation - and saturation coefficient of the bricks
Each floor level
S50X30

34. A Tunnel form consists of...
Walls with overhangs
Individual elements - tha do not have continuity to resist diaphragm tension - and are anchored to to masonry beams.
Flying forms
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.

35. The freeze-thaw resistance of bricks has been found to be a function of the
Reinforced-concrete or reinforced masonry beam
Mildly
Leveling Nut
Compressive strength - boling-water absorbation - and saturation coefficient of the bricks

36. What does HHS stand for?
Water Proofing
Hollow structural section
Two flange plates
2 in

37. Steel Joist Institue classifies joists into three categories. What are they?
K-series - LH series - DHL series
cohesive
Two piece anchor - or which one is embedded in CMU backup and the other is embedded in the Veneers mortar joint
Angle section (L)

38. a larger space - nearly 1/4 or wider - immediately beyond the capillary space is called what?
Capillary break
Connections are tightened to a high tensil stress so that shear resistance is provided though fiction between the connect surfaces
Exterior cladding - Air space - Flashing - Water resistant backup - and weep holes.
32 in on center and not more than 18 in vertically

39. Pocket formers in a PT concrete slab-on ground are used at...
Construction Joint
Ground-Supported slabs area____
Live ends
4000 psi

40. A snug-Tight Connection between framing members is obtained by
A Waffle Slab
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.
stablize joists
Bolting the member and rightening them with a spud wrench using full force

41. The I-section can be classified into four shapes. What are they?
Reservoir
Zero (0)
W - S - HP - M
3 in

42. The Middle-THird Rule indicated that ______
Alkali resistant
L-shaped sheet metal or plastic element - that has a vertical leg that has openings to let the water out
General contractor
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.

43. The bending stresses along the neutral axis of a beam are _________
Continuious waterproof membrane which provides a continuous barrior that originates at the backup wall and penetrates through air space and cladding
2in
Zero (0)
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.

44. 8in Thick CMU wall is ______

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45. The stress-strain diagram of ______ steel is nearly a straight line up to the yield point
Steel embeds in wall and slab welded together with steel plates
Mild
Cross bearing Walls plane
Some veneer walls

46. in a simple three-member truss consisting of two rafters and a tie - each member is in...
It took the excess carbon in the moten pig iron and was converted to carbon dioxide by blowing oxygen through it
GFRC skin - a light gauge steel frame - anchors
Either tension or compression
Scratch coat

47. the most commonly used strength of concrete for tilt-up
Heavier members and spans from column to column
Perpendicular to the main axis of the building.
7 in
4000 psi

48. A shear connection between a Steel beam and a Steel Colum is also called a ____
Simple Connection
Comressive Strength = load at failure / area = ksi or psi
Plastic - and Steel chairs with plastic-coated feet
36 ksi

49. In a PT concrete slab on groud - the tendons are stressed from the
Compression
3/8 in
Some veneer walls
Live end

50. Ways to Protect structural steel from fire are...
Encase steel sections in concrete - OR use a Spray-applied fire protection and gypsum board facing
The deflection of studs to withstand lateral loads
Metals that contain Iron
Bolting the member and rightening them with a spud wrench using full force