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Test your basic knowledge |
Construction Basics
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Subjects
:
industries
,
construction
Instructions:
Answer 50 questions in 15 minutes.
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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. in an ideal pressure-equalized drainage wall
Molten Limestone that floats over molten Iron
Heavier members and spans from column to column
The cladding resists all the wind load
Noncohesive Soils
2. Horizontal Bridging Members are ?
Stabilizing members that space across the joists
Barrier walls
The Long part extending from the Foundation into the bed rock - as shown in this picture is called _____
A single 1/2 - 7 wire strand
3. The Dark things in the Corner are ____
Columns
Structural concrete fill
2in
To ensure stability against overturning by wind loads
4. In a Flemish-bonded wall
Width - W - of Unit
windward face
Each course Consists of alternate headers and stretchers
Columns
5. If you put more lime in Mortar this increases
Workablity - water rentivity - and water tightness
That it is welded
Lug
Immediately above the flashing
6. The material in an arch is primarily in _________
Compression
The Long part extending from the Foundation into the bed rock - as shown in this picture is called _____
Getting Iron and Meling it - Then when the Ore is soft - Silica is beat out with a hammer
The deflection of studs to withstand lateral loads
7. The cost of a tilt up wall system compares _____ with that of a masonry bearing wall system
Favorably
A plastic cone and a loop at each end.
16 in
Extruded Bricks
8. The use of ______ concrete is customary
Plortland cement-based mix
Is the Deposit of white substance on a masonry wall
Upward deflection of a beam to counter downward deflection by a dead load
4000 psi
9. What is the Third Arrow Pointing at?
Water Proofing
Pink
Porland cement - lime - and sand
Grouted Space
10. NonFerrous Metals are...
Metals that do not contain Metals
Ties are generally not provided in a concrete wall
stablize joists
Obtaining by welding two or more standard sections together
11. A connection between a floor or roof and a wall must be adequate to sustain the 3 forces What is one of these forces?
Steel Joist Institute
In plane shear between the wall and the floor or roof deck
Prevent the buckling of vertical reinforcement in columns
Sloped on both sides
12. Most Structural Steel sections are produced using _______
Barrier walls
Hot Rolling
Weak in shear
Psi - ksi - Pa - and GPa
13. EAF full name is?
Reinfocing bars are provided at the top and bottom of the beams
Electric Arc Furnace
EAF - BOF - OHF
Is the Specified dimension plus one mortar joint thickness
14. Use of the load bearing masonry wall system became extinct for a while and was revived
30ft
W-shaped beams - Steel joints
After World War 2
Upward deflection of a beam to counter downward deflection by a dead load
15. High-strength bolts are made from
Pre-cast concrete hollow-core slabs
High-treated carbon steel
stablize joists
Each course consists of Strechers
16. Three differenet types of cleaning Concrete surfaces is...
Exposed aggregate finish by water washing - Abrasive blasting - acid etching
Single-story - rectangular (box type)
A horizontal butt join in cladding
Hollow structural section
17. A typical bond beam is provided with
Horizontal reinforcement
2 1/2 hours of the initial preparations of mortar
Some veneer walls
Strands
18. The backup wall in brick veneer wall assemby consists of a...
24in
E = Change in length / original length = d / L
Reinforced concrete wall - CMU wall - wood or steel stud wall
As a structure that is made entirely of linear elements - columns and beams.
19. A Tunnel form 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.
Open - vertical mortar joint in the veneer.
16 in
The connections between the walls and the floor or roof decks
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.
Masonry Bearing Wall Structure
windward face
Lintel angle
A992
21. To protect reinforcment from corrosion - a minimum amount of concrete is ____
Columns
The concrete is cast at the site
Each course consists of Strechers
3 in
22. Shelf angles are...
Capillary break
Supported by - and anchored to - the buildings structure
Stiff
Two piece anchor - or which one is embedded in CMU backup and the other is embedded in the Veneers mortar joint
23. Blast Furnace is the process by which ______
Force / Area
Wide-Flange section
Iron ore and coke are mixed together in a Furnace
Single-story - rectangular (box type)
24. In high-rised residential buildings with site cast reinforced concrete bearing walls - the floors and the roofs are generally constructed of...
The Framework
Live end
Connections are tightened to a high tensil stress so that shear resistance is provided though fiction between the connect surfaces
Site cast concrete slabs
25. Tilt-up walls are connected to the slab on ground by one of the following two method - name one
144^2 - 18ft.
At each floor level and roof level
A continuous closure strip
25 ft in the field of the wall and 10 ft from a wall's corner.
26. the allowable stress in a material is generally
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27. An isolated concrete slab-on-ground requires what types of joints?
That the thickness of exterior masonry walls progressively increase toward the lower floors.
Shores
Construction Joint
Control joints - Isolation joints - Construction joints
28. Retempering of motar means...
Adding water to the mortar
3000 psi
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.
7/8in
29. A typical bond beam is provided with
AISC Type I Connection
Horizontal reinforcement
W - S - HP - M
The connections between the walls and the floor or roof decks
30. In a PT concrete slab on groud - the tendons are stressed from the
3000 PSI
A continuous closure strip
Isolation Joints
Live end
31. During the erection of concrete tilt up walls - a gap is left between the bottom of a wall panel the top of the footing. The gap is approximately
32 in on center and not more than 18 in vertically
Vertical reinforcing bars
Reinforced concrete wall - CMU wall - wood or steel stud wall
2in
32. Minimum concrete strength of _____ for a slab
False
3000 psi
Isolation Joints
F = Force/Area = P (Force) /A (Area)
33. Name one of the types of foundations of tilt-up walls
tempered glass
To ensure stability against overturning by wind loads
Isolated pad footing
3 in
34. Which type of EIF is most used?
Flexural and Shear.
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
PB pg 703
Rain-screen wall
35. High-strength bolts are made from
Cranes and rails
High-treated carbon steel
Leveling Nut
Hoizontal bridging members at the bottom of the joists - and horizontal briging members at the top of the joists
36. The primary purpose of longitudinal steel bars in a reinforced concrete beam is to overcome the weakness of concrete in ______
Cotton ropes - that absorb water from the airspace by capillary action and drain it to the outside.
5 in
Where the concrete absorbs the heat from the day and slowly releases it during the night
Tension
37. Who Manufactureres joists and joist girders?
SJI
Mildly
Gravity load from the floor or roof deck to the wall
American Standard Shape
38. 1 kip = ____psi
1kip=1000psi
True
Snap Tie
Copper and stainless steel
39. 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
Residential
Large - prefabricated - tunnel forms that allow walls and slabs to be cast simultaneously
Depth of the joist in inches
40. Slagwool is _____
Prevent the buckling of longitudinal column bars
Ground-Supported Slabs - Elevated Slabs
Noncombustible and is similar to fiberglass - manufacture of insulation.
Alkali resistant
41. What type of noise did Juliard use to see if noise was reflected back?
1/2 to 3/4 thick
Gravel
The cladding resists all the wind load
Pink
42. The height and depth of ending Bearing is ___ for all K-series joists
Sanding smooth the insulation boards for EIFS
The ground-floor slab of the building is too small to accommodate the precasting of all the walls
Bolting the member and rightening them with a spud wrench using full force
2 1/2 in
43. The Term GFRC is an acronym for...
Glass fiber-reinforced concrete
After World War 2
Cross bearing Walls plane
Bolting the member and rightening them with a spud wrench using full force
44. A load-bearing wall structure works best when the floor plan of the building has
Beams and Columns
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
Sloped on both sides
Reinfocing bars are provided at the top and bottom of the beams
45. The thicker the wall the larger the _______ needs to be
Column Footing
The contained molds in which the concrete is cast
Average annual freezing cycle days - and average annual winter rainfall of the location
Reservoir
46. The arrows next to the Column and the base plate are indications of what?
Individual elements - tha do not have continuity to resist diaphragm tension - and are anchored to to masonry beams.
Comressive Strength = load at failure / area = ksi or psi
That it is welded
Connections are tightened to a high tensil stress so that shear resistance is provided though fiction between the connect surfaces
47. What does TCA stand for?
Reinforced concrete wall - CMU wall - wood or steel stud wall
Connections are tightened to a high tensil stress so that shear resistance is provided though fiction between the connect surfaces
1/2 to 3/4 thick
Tilt-up Concrete Association
48. Joist spacing is generally between ___ and ___ for ceilings?
4 to 6 ft
Barrier walls
25 ft and not more than 10 ft from the walls corner
A felexible connection that allows the ends of the beam to rotate under the load.
49. in a suspension bridge - Which member(s) is (are) in compression
Noncombustible and is similar to fiberglass - manufacture of insulation.
Lateral load support to the veneer
Support Pylons
Drilled pier footing
50. The freeze-thaw resistance of bricks has been found to be a function of the
Hollow structural section
Compressive strength - boling-water absorbation - and saturation coefficient of the bricks
Pre-cast concrete hollow-core slabs
240 in =20ft
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