Test your basic knowledge |

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. PCI recommends a minimum horizontal clearance of ___ of precast panels from the buildings structural frame
3/8
Spraying the mix over a mold
2in
Cinder Block

2. two types of facotry-blended mixes for this finish coat are available - name some
Angle section (L)
2in
Plortland cement-based mix
A sufficient number and adequate lengths of walls must be provided in both principal directions of a building

3. The Term Tendons includes Strands
In plane shear between the wall and the floor or roof deck
a nonmovement joint in a large concrete slab. It is used when concrete cannot be placed in on continuous operation.
True
Lapped members - clamped together with specially made clamps - and screw-based metal assembly

4. The combination of bond Beams and Vertically reinforced CMU cells forms _______
A reinforced-masonry frame
CMU backed brick veneer
Cross bearing Walls plane
Live ends

5. Cold formings is when __
Hard coat EIFS
All sheet-steel components are fabricated by rolling and pressing the sheets into carious cross-sectional profiles at room temperature
Large - prefabricated - tunnel forms that allow walls and slabs to be cast simultaneously
8 in

6. Ways to Protect structural steel from fire are...
2.67 ft
Drainage Walls
5000 psi
Encase steel sections in concrete - OR use a Spray-applied fire protection and gypsum board facing

7. What is the first thing a contractor does at a construction site?
That the thickness of exterior masonry walls progressively increase toward the lower floors.
excavation
Plastic - and Steel chairs with plastic-coated feet
Pre-cast concrete hollow-core slabs

8. Plymer modified EIFS are also called...
2in
Hard coat EIFS
1/2 to 3/4 thick
Beams

9. Ferrous Metals are...
Metals that contain Iron
Flexural and Shear.
perpendicular
1kip=1000psi

10. the anchors used in GFRC panels are typically
Horizontal reinforcement
W-shaped beams - Steel joints
connection beam flanges
One piece anchors

11. What is ultimate stress?
Better
Stress at the point of failure
Mild
Zero (0)

12. Stirrups are used in Concrete beam ____
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.
To increase the shear strength of beam above that provided by concrete
laminated glass - so that glass shards don't rain down death.
True

13. Is a nonmovment joint in a large concrete slab - and is used when the concrete cannot be placed in one continuous operation.
Construction Joint
Portland cement stucco
Brown coat
A992

14. in terms of water infiltration - the exterior walls in historical buildings functioned as
Flexural and Shear.
Flexible - durable - resistance to UV radiation.
E = Change in length / original length = d / L
Barrier walls

15. In a steel column that rests on a concrete footing - the area of the bearing plate used is generally
2 1/2 hours of the initial preparations of mortar
Workablity - water rentivity - and water tightness
Ground-Supported Slabs - Elevated Slabs
Greater than the cross-sectional area of the column

16. The greater the _____ the great the torsion created - which increases the cost of the structure.
Strands
every floor
Asymmetry
Greater than the cross-sectional area of the column

17. The anchors in a brick veneer wall assembly provide
In plane shear between the wall and the floor or roof deck
Stretcher Face
Tube
Lateral load support to the veneer

18. Height adjustablilty in shores made of dimension lumber is provided through___
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
Reinforced concrete or steel frame structure
8 and 30 in
Lapped members - clamped together with specially made clamps - and screw-based metal assembly

19. An ideal pressure-equailzed drainage wall is also referred to as
Two piece wire anchors
Porland cement - lime - and sand
Rain-screen wall
3/8

20. Is that the walls that are required for load-bearing purposes may also function as shear walls in addition to enclosing and dividing spaces.
Type S
The Horizontal members of this image for formwork is called ______
Soon as possible to allow rapid turnover and reuse of the framework
Masonry Bearing Wall Structure

21. Is a nonmovment joint in a large concrete slab - and is used when the concrete cannot be placed in one continuous operation.
Cinder Block
Large - prefabricated - tunnel forms that allow walls and slabs to be cast simultaneously
Construction Joint
No. 3 or No. 4 bars

22. What are some Advantages to using Steel and Joists and Joist Girders?
Prevent the buckling of longitudinal column bars
Sanding smooth the insulation boards for EIFS
Lighter Weight - Easier Erection
perpendicular

23. The backup wall in brick veneer wall assemby consists of a...
Reservoir
Reinforced concrete wall - CMU wall - wood or steel stud wall
Less than it's ultimate stress
Stress at the point of failure

24. What is the First arrow point at?
Rigid Insulation and Roof cover
A large formwork assembly for concrete walls
Leveling Nut
2in pg 645

25. Standard CMU size
Drainage Walls
Reservoir
Low-rise buildings generally up to 50 ft
7-5/8x7-5/8x15-5/8

26. Formwork is refereed to as
Pile
Pre-tensioned concrete
The contained molds in which the concrete is cast
Providing an impervious barrier to water

27. PT concrete is Also known as _______
Noncohesive Soils
Sloped - thinner
Pre-tensioned concrete
Elevated Slabs

28. What are the two benifits of pressing concret?
Porland cement - lime - and sand
4
2in
Reduced cracking in concret - and reduction in the dimensions of stuctural members

29. What is one of the Empirical rules?
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
Interegral to the mix of the finish coat pg 702
Construction Joint
That the thickness of exterior masonry walls progressively increase toward the lower floors.

30. An air space of ____ is recommended for brick veneer
Immediately above the flashing
2in pg 645
False
Pile

31. The maximum recoomended spacing for vertical expansion joints is...
A felexible connection that allows the ends of the beam to rotate under the load.
25 ft and not more than 10 ft from the walls corner
Is the Specified dimension plus one mortar joint thickness
Column Footing

32. This Grade of Steel is The most popular in use in buildings
That the thickness of exterior masonry walls progressively increase toward the lower floors.
Solid unit
A992
Column Footing

33. Z-flashing is effective in...
Mildly
52-72
Porland cement - lime - and sand
A horizontal butt join in cladding

34. In a tilt up wall constuction system - the walls are...
Exterior cladding - Air space - Flashing - Water resistant backup - and weep holes.
Percast at the construction site
Lug
3/8 greater than the multiples of the masonry unit module.

35. A masonry unit that has no voids is referred to as
2in
The concrete is casted in controled enviroments and then transported to the contruction job.
The industry's standard for masonry bearing wall structures.
A 100% solid unit

36. Steel reinforcement in concrete elements that are permanently exposed to earth - such as in footing - must have a minimum concrete cover of ____
3in
After World War 2
Base Plate
Width - W - of Unit

37. Clay is _______
Lug
Steel Grade
=change in length/original length
cohesive

38. The chairs used for supporting reinforcing steel bars are generally
Plastic - and Steel chairs with plastic-coated feet
Pile
where soil is not strong.
W16X25

39. Bricks that have core holes are ____
More easily constructable.
Compression
Extruded Bricks
G30 - G60 - G120

40. A 10 in deep joist can be used for a maximum span of _____
240 in =20ft
Footing
True
Concrete hollow-core slabs - metal deck - or wood deck.

41. A drainage wall is a wall that consists of an
4000 psi
Exterior cladding and a inner backup wall and a intervening air space between the cladding and the backup
Favorably
Gravity load support to the veneer

42. Capillary break is a...
Workablity - water rentivity - and water tightness
GFRC skin - a light gauge steel frame - anchors
Wider space in an otherwize narrow joint
Concave

43. The Vertical Lines that are not connected to Beams are called ____
Joists
Steel pipes
16'
Basic Oxygen Furnace

44. Hooks in bars are produced by turning the bars through
Reinforced-concrete or reinforced masonry beam
Much lower
90 to 180 degress
Prevent the buckling of longitudinal column bars

45. Retempering of mortar - if needed - should be generally done within
Vertical
2 1/2 hours of the initial preparations of mortar
Interegral to the mix of the finish coat pg 702
Veneer wall

46. W-Shape is also called _____
Flying forms
Upward deflection of a beam to counter downward deflection by a dead load
Wood and Plywood - Steel - Aluminum - Glass Fiber
Wide-Flange section

47. The Very middle one is called _____
Low-rise buildings generally up to 50 ft
Compressive strength - boling-water absorbation - and saturation coefficient of the bricks
Molded bricks
I Section

48. The bending stresses along the neutral axis of a beam are _________
Zero (0)
False
Steel
Lintel angle

49. What is the yield stress of A36 steel?
36 ksi
E = Change in length / original length = d / L
Adding water to the mortar
A suitable base on which the roof or floor trusses and joist can be supported ans anchored

50. Three differenet types of cleaning Concrete surfaces is...
144^2 - 18ft.
Better
To ensure stability against overturning by wind loads
Exposed aggregate finish by water washing - Abrasive blasting - acid etching