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Test your basic knowledge |
Construction Basics
Start Test
Study First
Subjects
:
industries
,
construction
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. Inside of Pressed concret the prestressing cables are called____
every floor
SJI
7 in
Strands
2. The Three Levels of Hot-dip Galvanizing are...
Two flange plates
True
G30 - G60 - G120
Henry Bessemer in 1855
3. the stirrups in a reinforced concrete beam are used to...
Brick ledge
Increase the strength of beam in shear
Two piece wire anchors
T section
4. __________ are vertical supports used in the forming of concrete.
Chairs
Encase steel sections in concrete - OR use a Spray-applied fire protection and gypsum board facing
Shores
Live end
5. The stregth of concrete in a residential concrete slab-on=ground is generally
3000 PSI
The connections between the walls and the floor or roof decks
Compressive strength and Flexural tensile bond strength
High-treated carbon steel
6. What is the Third Arrow Pointing at?
Each course consists of Strechers
same
Grouted Space
1. decking 2. membrane 3. insulation 4. flashing
7. In relation to it's compressive strength - the tensile strength of concrete is...
All exterior walls resisted the lateral loads individually
Much lower
Each floor level
Carbon steel
8. The Top Left hand Corner is a ____ Beam
Reinforced concrete wall - CMU wall - wood or steel stud wall
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
Peter Zumther
Angle section (L)
9. a curtian wal is typically used in buildings whose structural system consists of...
EAF - OHF - BOF
Reinforced concrete or steel frame structure
125psi
Mock-up
10. Steel Joist Institue classifies joists into three categories. What are they?
Connections are tightened to a high tensil stress so that shear resistance is provided though fiction between the connect surfaces
Columns
K-series - LH series - DHL series
Mildly
11. Tilt-up walls are connected to the slab on ground by one of the following two method - name one
Steel embeds in wall and slab welded together with steel plates
Stabilizing members that space across the joists
Angle section (L)
Where lap splicing of reinforcing bars will produce excessive congestion
12. The exposed face of the brick is call _____
Cotton ropes - that absorb water from the airspace by capillary action and drain it to the outside.
The ground-floor slab of the building is too small to accommodate the precasting of all the walls
Chairs
Stretcher Face
13. A snug-Tight Condiction is also called...
Columns
2 1/2 hours of the initial preparations of mortar
Bearing connection
Hollow structural section
14. Stripping time is ___
Glass fiber-reinforced concrete
Tension
The time between the end of concreting and the removal of the forms
Water Proofing
15. During the time that the Empirical rules where in use - What is an important reason for progressively increasing wall thickness?
Favorably
The deflection of studs to withstand lateral loads
To ensure stability against overturning by wind loads
same
16. This mortar is gernerally specified in all-brick veneer except in seismic zones.
Elevated Slabs and arches - its formwork for arches
Mildly
Type N
1kip=1000psi
17. A common type of Form Tie is ____
Snap Tie
Porland cement - lime - and sand
Stretcher Face
Tilt-up Concrete Association
18. Plymer modified EIFS are also called...
3in
Hard coat EIFS
The cladding resists all the wind load
Flying forms
19. The most water tight joint is ____
Providing an impervious barrier to water
Iron ore melts and then is cooled to a solid state by casting it on a sand bed - the shape of the casting resembles a little of new born pigs.
W-shaped beams - Steel joints
Concave
20. What are the three forces that affect water infiltration through exterior wall are...
Gravity load from the floor or roof deck to the wall
Favorably
Deck that spans between two opposite walls - and the gravity load on the deck is carried in one direction across the two opposite walls.
Gravity - wind and surface tension
21. The use of ONe-way decks yields the following two types of bearing wall planes name one?
The time between the end of concreting and the removal of the forms
Longitudinal bearing Wall Plan.
Immediately above
A992
22. Joist spacing is generally between ___ and ___ for ceilings?
4 to 6 ft
Steel Joist Institute
Columns
Footing
23. PC curtain wall panels are removed from the form as____
Soon as possible to allow rapid turnover and reuse of the framework
Failure stress / allowable stress
Flexural and Shear.
10-13 feet.
24. PCI recommends a minimum horizontal clearance of ___ of precast panels from the buildings structural frame
Shores
Beams
2in
SJI
25. TCA recommends a minimum slab thickness of _____ regarless of the loads
they extend the entire thickness of the slab - they isolate the slab from the building's structural componants.
5 in
T section
18'
26. A bond Beam in a Masonry bearing wall building is required for structural reasons
Carbon steel
At each floor level and roof level
Individual elements - tha do not have continuity to resist diaphragm tension - and are anchored to to masonry beams.
All sheet-steel components are fabricated by rolling and pressing the sheets into carious cross-sectional profiles at room temperature
27. in an ideal pressure-equalized drainage wall
The cladding resists all the wind load
Lighter Weight - Easier Erection
No. 3 or No. 4 bars
Comressive Strength = load at failure / area = ksi or psi
28. Built-up sections are made by _____
Prevent the buckling of longitudinal column bars
Obtaining by welding two or more standard sections together
A special electric wrench is used that induces a predetermined torque bolt
Lug
29. The second coat of stucco is called...
Water that may reach the backup by traveling over metal anchors or unintentional obstructions in the air space
M -S -N -O
False
Brown coat
30. Basic Oxygen Furnace did what?
It took the excess carbon in the moten pig iron and was converted to carbon dioxide by blowing oxygen through it
Stabilizing members that space across the joists
3/8 in
Tube
31. Minimum concrete strength of _____ for a slab
3000 psi
The Vertical lumber on this image of formwork is called ______
Leveling Nut
The industry's standard for masonry bearing wall structures.
32. A connection between a floor or roof and a wall must be adequate to sustain the 3 forces What is one of these forces?
In plane shear between the wall and the floor or roof deck
That the thickness of exterior masonry walls progressively increase toward the lower floors.
Shelf angles
Gravity load from the floor or roof deck to the wall
33. The primary reason for providing core hols in bricks is to...
Provide unifrom drying and firing of bricks
GFRC skin - a light gauge steel frame - anchors
Reinforced concrete wall - CMU wall - wood or steel stud wall
G30 - G60 - G120
34. Scaffold-types shores are usally made from
Water that may reach the backup by traveling over metal anchors or unintentional obstructions in the air space
Steel pipes
30ft
Noncohesive Soils
35. A bond Beam in a Masonry bearing wall building is required for structural reasons
K-series - LH series - DHL series
Where lap splicing of reinforcing bars will produce excessive congestion
Is the Specified dimension plus one mortar joint thickness
At each floor level and roof level
36. A Simple Connection is...
A felexible connection that allows the ends of the beam to rotate under the load.
Zero (0)
0.0025
Reinforced-concrete or reinforced masonry beam
37. Weep Holes are...
Immediately above the flashing
Alkali resistant
A small opening at the bottom of cladding
1in
38. Steel Joist Institue classifies joists into three categories. What are they?
Gravity load from the floor or roof deck to the wall
K-series - LH series - DHL series
Sloped on both sides
Exterior cladding - Air space - Flashing - Water resistant backup - and weep holes.
39. What are some Disadvantages to using Steel and Joists and Joist Girders?
Greater Floor to Floor height - COncentrated Loads - Complex layout floor and roof frame - and Fire protection
To ensure stability against overturning by wind loads
Two flange plates
2
40. The Tendons used for prestressing a PT concrete slab on ground gernally consist of...
4000 psi
A single 1/2 - 7 wire strand
Beams
Approximately equal to the combined cost of concrete and steel
41. If you put less lime in Morar this decreases
Tunnel Form
3000 psi
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
Strength of it - and weakens the strength of the wall.
42. the most commonly used strength of concrete for tilt-up
Modular
4000 psi
Tube
8 in
43. Effloresecence
Cohesive
2 in
Isolation Joints
Is the Deposit of white substance on a masonry wall
44. Conventional stucco is also called...
40 ft
Tube
Elastic-plastic
Portland cement stucco
45. Low carbon (mild) steel is a(an) __________ material
False
Walls with vertical reinforcement
Elastic-plastic
Site cast concrete slabs
46. In a cross-bearing wall structure - the load bearing walls are...
Workablity - water rentivity - and water tightness
Perpendicular to the main axis of the building.
Columns
Depth of the joist in inches
47. tilt-up concrete walls are connected to the slab-on ground with
Exterior cladding - waterproffing of the backup wall - flashing - weep holes
Shores
A continuous concrete closure strip in the slab-on-ground.
Average annual freezing cycle days - and average annual winter rainfall of the location
48. Name one of the types of foundations of tilt-up walls
Continuous Stip footing
SJI
AISC Type II Connection
By Splitting I sections in half
49. _______ is the Most important Ferrous Metal
Two piece anchor - or which one is embedded in CMU backup and the other is embedded in the Veneers mortar joint
Steel
2 in
Prevent the buckling of vertical reinforcement in columns
50. Cold formings is when __
Obtaining by welding two or more standard sections together
Reduced cracking in concret - and reduction in the dimensions of stuctural members
EAF - OHF - BOF
All sheet-steel components are fabricated by rolling and pressing the sheets into carious cross-sectional profiles at room temperature