SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
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. Horizontal Bridging Members are ?
Columns
Reinforced concrete member
Columns
Stabilizing members that space across the joists
2. What is one of the Empirical rules?
That the thickness of exterior masonry walls progressively increase toward the lower floors.
Reinforced-concrete or reinforced masonry beam
7-5/8x7-5/8x15-5/8
Flat-plate floor - and one-way joist floor
3. Historical load bearing masonry structures were designed assuming that
Pre-tensioned concrete
All exterior walls resisted the lateral loads individually
Steel pipes
Snap Tie
4. The dead load of brick vaneer may be borne by the wall foundation without any support at intermediate floors up to a maximum height of _____ above ground
30ft
7 in
Prevent the buckling of vertical reinforcement in columns
The concrete is casted in controled enviroments and then transported to the contruction job.
5. Pocket formers in a PT concrete slab-on ground are used at...
Live ends
True
AISC Type I Connection
Deck that the load is transferred to all four walls - and are generally of site-cast concrete.
6. Rinforced-Masonry walls are ________
Mid- to-high rise masonry bearing wall residential buildings
Walls with vertical reinforcement
Leveling Nut
Comressive Strength = load at failure / area = ksi or psi
7. What is the maximum height for a storefront window system?
2
A992
144^2 - 18ft.
10-13 feet.
8. The width of an expansion joint is ___
Compressive strength
125psi
The deflection of studs to withstand lateral loads
3/8
9. A shear connection between a steel beam and a steel column can be made without _________ to the column
connection beam flanges
I Section
Gravity load from the floor or roof deck to the wall
Either tension or compression
10. The GFRC skin is typically
1/2 to 3/4 thick
In plane shear between the wall and the floor or roof deck
The courses alternate between headers ans stretchers
Acrylic polymer-based mix
11. The Self-Furring glavanized steel lath(diamond pattern) is called what?
As a structure that is made entirely of linear elements - columns and beams.
Its strenth-to-weight ration is high - which reduces the weight of forms and shores.
A plastic cone and a loop at each end.
Expanded metal lath
12. The 'perfect' amount of carbon is from .01 to 1.7% - this metal is called ______
GFRC skin - a light gauge steel frame - anchors
Steel
connection beam flanges
A single 1/2 - 7 wire strand
13. Plymer modified EIFS are also called...
Control joints in concrete do what?
Hard coat EIFS
Length - L - of unit
Beams
14. Coarse-Grained soils are refered to as ______ with water
Noncohesive Soils
Expanded metal lath
Psi - ksi - Pa - and GPa
Elevated Slabs
15. a curtain wall is separated form the structural fram of the building by a minimum of...
Lapped members - clamped together with specially made clamps - and screw-based metal assembly
10-13 feet.
2 in
Tunnel Form
16. The Three Levels of Hot-dip Galvanizing are...
Extruded bricks that have through-through hols.
G30 - G60 - G120
Pre-tensioned concrete
Porland cement - lime - and sand
17. A Simple Connection is...
AISC Type III Connection
A felexible connection that allows the ends of the beam to rotate under the load.
Provide unifrom drying and firing of bricks
Carbon steel
18. Vertical Mortar joints are also called _____
Width - W - of Unit
Head Joints
AISC Type I Connection
Providing a anomalous slope in the surface.
19. A snug-Tight Connection between framing members is obtained by
2in
Bolting the member and rightening them with a spud wrench using full force
Stabilizing members that space across the joists
Column Footing
20. two types of facotry-blended mixes for this finish coat are available - name some
Pipe Section
Acrylic polymer-based mix
Shelf angles
2in
21. Scaffold-types shores are usally made from
Structural concrete fill
Steel pipes
Mock-up
Two terminals of high-voltage electric circuit are brought close together and creating a sutained spark across the space between the terminals
22. two types of facotry-blended mixes for this finish coat are available - name some
Plortland cement-based mix
Deck that spans between two opposite walls - and the gravity load on the deck is carried in one direction across the two opposite walls.
Elevated Slabs
Is embedded in the walls
23. Steel floor decks are either form decks or ___________decks.
5000 psi
Composite
Masonry walls without virtical reinforcement.
Bolting the member and rightening them with a spud wrench using full force
24. For a brick veneer that bears on the foundation and continuses to the top of the building without any intermediate support - the maximum veneer height is limited to...
40 ft
Molded bricks
Exposed aggregate finish by water washing - Abrasive blasting - acid etching
30 ft
25. W section I beam with a nominal depth of 16' and a weight of 50 lbs for 2 foot
AISC Type II Connection
W16X25
In plane shear between the wall and the floor or roof deck
Modular
26. In a Flemish-bonded wall
Open-Hearth furnace
Each course Consists of alternate headers and stretchers
1/2 to 3/4 thick
50
27. The primary purpose of longitudinal steel bars in a reinforced concrete beam is to overcome the weakness of concrete in ______
Tension
A plastic cone and a loop at each end.
Highly Crosive - Extreme
3000 PSI
28. The Vertical Lines that are not connected to Beams are called ____
Joists
Drilled pier footing
Water that may reach the backup by traveling over metal anchors or unintentional obstructions in the air space
F = Force/Area = P (Force) /A (Area)
29. the GFRC skin is obtained by
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.
Weak in shear
Henry Bessemer in 1855
Spraying the mix over a mold
30. Is that the walls that are required for load-bearing purposes may also function as shear walls in addition to enclosing and dividing spaces.
Longitudinal bearing Wall Plan.
Length - L - of unit
Masonry Bearing Wall Structure
The ground-floor slab of the building is too small to accommodate the precasting of all the walls
31. Per ASTM standars - facing bricks are classiffied as Types FBS - FBX. amd FBA. Which of these types has the most stringent requirements for dimensional tolerance - chippage - and warpage?
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.
FBX
No. 3 or No. 4 bars
Concrete hollow-core slabs - metal deck - or wood deck.
32. Steel Joist Institue classifies joists into three categories. What are they?
Soft-coat EIFS
K-series - LH series - DHL series
Stabilizing members that space across the joists
MOre Crrosive Enviroment - Hot
33. Capillary break is a...
Tilt-up Concrete Association
Wider space in an otherwize narrow joint
Immediately about a flashing
Cold-formed and light structural steel members - in zinc coating
34. Weep holes must be provided ______ to the flashing
Immediately above
2in
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
2in
35. fixed anchor assemly is called a ____
Pile
Dead End
The courses alternate between headers ans stretchers
Wide-Flange section
36. W section I beam with a nominal depth of 16' and a weight of 50 lbs for 2 foot
W16X25
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
1/2 to 3/4 thick
Exterior cladding and a inner backup wall and a intervening air space between the cladding and the backup
37. Metal anchors are needed to transfer lateral loads to the backup wall in...
Plortland cement-based mix
Elastic-plastic
Some veneer walls
Each floor level
38. Floor deck is usally topped with a _____
Provide unifrom drying and firing of bricks
E = Change in length / original length = d / L
Hoizontal bridging members at the bottom of the joists - and horizontal briging members at the top of the joists
Structural concrete fill
39. The steel anchors that connect the veneer to the CMU backup wall are...
Shelf angle anchored to the structural frame of the building
To increase the shear strength of beam above that provided by concrete
Exposed aggregate finish by water washing - Abrasive blasting - acid etching
Two piece wire anchors
40. In most masonry Beraing wall structures - the floors consist of precast_____
Concrete hollow-core slabs - metal deck - or wood deck.
SJI
Where lap splicing of reinforcing bars will produce excessive congestion
Elevated Slabs
41. What are two of the most durable flashing materials?
Copper and stainless steel
3000 PSI
2 in
stress=force/area
42. Roof deck is generally topped with _____
True
Rigid Insulation and Roof cover
Lighter Weight - Easier Erection
Reservoir
43. During the time that the Empirical rules where in use - What is an important reason for progressively increasing wall thickness?
Bearing connection
To ensure stability against overturning by wind loads
Steel
Is the Deposit of white substance on a masonry wall
44. Semirigid Connection is also called...
AISC Type III Connection
Pipe Section
Strip Footing
A reinforced-masonry frame
45. The maximum distance between fastners for stucco is...
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.
The Vertical lumber on this image of formwork is called ______
7 in
0.0025
46. A shear connection between a steel beam and a steel column can be made without _________ to the column
Lapped members - clamped together with specially made clamps - and screw-based metal assembly
Providing a anomalous slope in the surface.
connection beam flanges
Open Headed joint
47. Weep Holes are...
Gravity - wind and surface tension
Simple Connection
A small opening at the bottom of cladding
40 ft
48. The thicker the wall the larger the _______ needs to be
Chairs
Stabilizing members that space across the joists
Workablity - water rentivity - and water tightness
Reservoir
49. The chairs used for supporting reinforcing steel bars are generally
4000 psi
Plastic - and Steel chairs with plastic-coated feet
Footing
Reinfocing bars are provided at the top and bottom of the beams
50. The GFRC skin is typically
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.
Cinder Block
1/2 to 3/4 thick
7 in