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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. 1 kip = ____psi
Air tight
Cranes and rails
stablize joists
1kip=1000psi
2. The primary purpose of steel reinforments is to increase the tensile strenth of concrete elements - however - steel reinforcments is also used to increase the shear strength and compressive strenght of concrete elements
Cross bearing Walls plane
True
3/8 greater than the multiples of the masonry unit module.
Molded bricks
3. Galvanizing is...
S50X30
Cold-formed and light structural steel members - in zinc coating
Solid unit
Elevated Slabs
4. Strain Formula
Tunnel Form
Portland cement stucco
E = Change in length / original length = d / L
Bed Joints
5. two types of facotry-blended mixes for this finish coat are available - name some
Elevated Slabs
L-shaped sheet metal or plastic element - that has a vertical leg that has openings to let the water out
Acrylic polymer-based mix
Two piece anchor - or which one is embedded in CMU backup and the other is embedded in the Veneers mortar joint
6. The The Fourth Arrow is Pointing at
Column Footing
Mock-up
Elevated Slabs
EAF - OHF - BOF
7. Hot-dipped galvanized the steel member is immersed in a kettle of molten _____
Zinc
Elevated Slabs
Increases the strength of a wall against bending - increases the sliding resistance of the wall to in-plane lateral loads - reducing horizontal displacement between floors - helps to resist the tension caused by overturning of the Wall.
8 in
8. PCI recommends a minimum horizontal clearance of ___ of precast panels from the buildings structural frame
Concrete hollow-core slabs - metal deck - or wood deck.
2in
5000 psi
Hot Rolling
9. A shelf angle in a brick veneer assembly must provide
Gravity load support to the veneer
Walls with overhangs
Connections are tightened to a high tensil stress so that shear resistance is provided though fiction between the connect surfaces
The courses alternate between headers ans stretchers
10. A load-bearing wall structure works best when the floor plan of the building has
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
Stabilizing members that space across the joists
AISC Type III Connection
Shelf angle anchored to the structural frame of the building
11. Weep Holes are...
A small opening at the bottom of cladding
Continuious waterproof membrane which provides a continuous barrior that originates at the backup wall and penetrates through air space and cladding
W-shaped beams - Steel joints
A single 1/2 - 7 wire strand
12. The Bottom Right hand Picture is a ______
Pipe Section
The courses alternate between headers ans stretchers
stress=force/area
Psi - ksi - Pa - and GPa
13. The structural behavior of a contemporary load-bearing masonry wall building is similar to that of...
A conventional wood light frame building
3/8
24
Control joints - Isolation joints - Construction joints
14. A snug-Tight condition is _____
Live ends
Connected members have been bolted together using spud wretch with the full force of a person
2 in
W-shaped beams - Steel joints
15. Diagonal bridging may be used as an alternative to horizontal bridging to...
stablize joists
Immediately above the flashing
Force / Area
Hollow structural section
16. In relation to it's compressive strength - the tensile strength of concrete is...
Much lower
Open Headed joint
10-13 feet.
1in
17. A pour stop is generally used with
50
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.
30ft
Floor decks
18. Pile
Steel Joist Institute
2in pg 645
5000 psi
The Long part extending from the Foundation into the bed rock - as shown in this picture is called _____
19. Conventional stucco is also called...
Cinder Block
Portland cement stucco
1. Girder-primary 2. Beam-secondary 3. joist-tertiary
Supported by - and anchored to - the buildings structure
20. The structural integrity of a bearing wall building depends on ?
The connections between the walls and the floor or roof decks
Psi - ksi - Pa - and GPa
Harsh climates - where onsite masonry and concrete construction are problematic due to freeze hazard and slow curing rate of Portland cement.
excavation
21. Stripping time is ___
Lug
perpendicular
The time between the end of concreting and the removal of the forms
Exterior cladding and a inner backup wall and a intervening air space between the cladding and the backup
22. 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
Soon as possible to allow rapid turnover and reuse of the framework
40 ft
Sloped toward the interior roof
23. In specifying the dimensions of a masonry unit - which dimension is states last?
Shores
A continuous concrete closure strip in the slab-on-ground.
A horizontal butt join in cladding
Length - L - of unit
24. Stirrups are used in Concrete beam ____
25 ft in the field of the wall and 10 ft from a wall's corner.
Flexural and Shear.
To increase the shear strength of beam above that provided by concrete
Steel pipes
25. A load-bearing wall structure works best when the floor plan of the building has
T section
Hoizontal bridging members at the bottom of the joists - and horizontal briging members at the top of the joists
Vertical reinforcing bars
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
26. The Three Levels of Hot-dip Galvanizing are...
G30 - G60 - G120
Unequal distribution of air pressure on the exterior of the wall and in the airspace between the cladding an d the backup wall.
A small opening at the bottom of cladding
Alkali resistant
27. Modulus of elasticity refers to how _____ a material is...
Stiff
Flat-plate floor - and one-way joist floor
Drainage Walls
MOre Crrosive Enviroment - Hot
28. Suction that pulls wind driven rain into the airspace of a drainage wall takes place on the __________ of the wall
3000 psi
windward face
A sufficient number and adequate lengths of walls must be provided in both principal directions of a building
Each course consists of Strechers
29. The Very middle one is called _____
I Section
A felexible connection that allows the ends of the beam to rotate under the load.
3/8 in
Strands
30. An air space of ____ is recommended for brick veneer
Obtaining by welding two or more standard sections together
Simple Connection
True
2in pg 645
31. The two most commonly used concrete floor systems are...
Masonry walls without virtical reinforcement.
Flat-plate floor - and one-way joist floor
0.0025
A992
32. If you put more lime in Mortar this increases
Flexible - durable - resistance to UV radiation.
Drainage Walls
Out of Plane shear between the wall and the floor or roof deck
Workablity - water rentivity - and water tightness
33. Mortar-Capturing device is a...
Discontinuity of walls at foundations and requires a heavy transfer structure.
Gravity load from the floor or roof deck to the wall
Device that consists of a mesh made of polymeric strands witch trap the droppings and suspend them permanently above the weep hole
Chairs
34. Historical load bearing masonry structures were designed assuming that
Peter Zumther
field bolting of steel member
Average annual freezing cycle days - and average annual winter rainfall of the location
All exterior walls resisted the lateral loads individually
35. Bear directly on a compacted ground with the organic top soil removed.
A992
shear force=force/area
24
Ground-Supported slabs area____
36. Concrete is a(an) ____________ material
Elastic
Weep holes
A conventional wood light frame building
Isolated pad footing
37. Name one of the types of foundations of tilt-up walls
Lapped members - clamped together with specially made clamps - and screw-based metal assembly
Isolated pad footing
M -S -N -O
Heavier members and spans from column to column
38. What is the First arrow point at?
shear force=force/area
W16X25
Where the concrete absorbs the heat from the day and slowly releases it during the night
Leveling Nut
39. A masonry unit that has no voids is referred to as
Beams and Columns
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
A 100% solid unit
Device that consists of a mesh made of polymeric strands witch trap the droppings and suspend them permanently above the weep hole
40. Steel Joist Institue classifies joists into three categories. What are they?
where soil is not strong.
True
K-series - LH series - DHL series
Steel
41. in a typical stress-strain diagram of a material - the stress is generally plotted along the _________ axis
Modular
Mid- to-high rise masonry bearing wall residential buildings
Vertical
Asymmetry
42. One-way deck is a ______
excavation
Deck that spans between two opposite walls - and the gravity load on the deck is carried in one direction across the two opposite walls.
Porland cement - lime - and sand
Structural concrete fill
43. The freeze-thaw resistance of bricks has been found to be a function of the
Tube
G30 - G60 - G120
Compressive strength - boling-water absorbation - and saturation coefficient of the bricks
A horizontal butt join in cladding
44. The stregth of concrete in a residential concrete slab-on=ground is generally
3000 PSI
General contractor
Floor decks
Reservoir
45. Which type of EIF is most used?
Is the Deposit of white substance on a masonry wall
Cross bearing Walls plane
PB pg 703
By Splitting I sections in half
46. two types of facotry-blended mixes for this finish coat are available - name some
Pink
Immediately above
Brown coat
Acrylic polymer-based mix
47. _______ is the Most important Ferrous Metal
Vertical reinforcing bars
A small opening at the bottom of cladding
Steel
Tougher pg 617
48. Cast Iron is formed when _______
Gauge number
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.
Brick ledge
Support Pylons
49. Flat glass obtained from the float glass process - without further treatment - is the basic glass - referred to as _____________
3 in
annealed glass
2in
Live end
50. The Top right hand Beam is called a
T section
20 ft
After World War 2
Elevated Slabs