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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. NonFerrous Metals are...
Stress at the point of failure
Metals that do not contain Metals
Comressive Strength = load at failure / area = ksi or psi
I Section
2. A connection between a floor or roof and a wall must be adequate to sustain the 3 forces What is one of these forces?
Tube
7 in
Asymmetry
In plane shear between the wall and the floor or roof deck
3. Steel Joist Institue classifies joists into three categories. What are they?
Reduced cracking in concret - and reduction in the dimensions of stuctural members
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
K-series - LH series - DHL series
4. Concrete is a(an) ____________ material
Elastic
connection beam flanges
Masonry walls without virtical reinforcement.
Walls with overhangs
5. Strain Formula
Snap Tie
Air tight
4000 psi
E = Change in length / original length = d / L
6. What is the formula for strain?
Bearing connection
Concrete masonry Units
F = Force/Area = P (Force) /A (Area)
=change in length/original length
7. Drainage wall must have sufficient built-in redundancy to remain infiltration free for the entire life of the building that includes.
Cinder Block
1. decking 2. membrane 3. insulation 4. flashing
Soft-coat EIFS
Exterior cladding - Air space - Flashing - Water resistant backup - and weep holes.
8. Working is the process by which____
Compressive strength
Getting Iron and Meling it - Then when the Ore is soft - Silica is beat out with a hammer
Leveling Nut
Highly Crosive - Extreme
9. Steel reinforcement in concrete elements that are permanently exposed to earth - such as in footing - must have a minimum concrete cover of ____
K-series - LH series - DHL series
Grouted Space
3in
To ensure stability against overturning by wind loads
10. A connection between a floor or roof and a wall must be adequate to sustain the 3 forces What is one of these forces?
Vertical reinforcing bars
Brown coat
Gravity load from the floor or roof deck to the wall
Reservoir
11. EAF full name is?
Reinforced concrete or steel frame structure
Zero (0)
Individual elements - tha do not have continuity to resist diaphragm tension - and are anchored to to masonry beams.
Electric Arc Furnace
12. A bond Beam is provided at ______
Modular
Is embedded in the walls
Column Footing
Each floor level and roof level in all exterior walls and at all interior bearing walls ans shear walls.
13. The simplest cellular-type plan is a_______
Each floor level and roof level in all exterior walls and at all interior bearing walls ans shear walls.
The industry's standard for masonry bearing wall structures.
A felexible connection that allows the ends of the beam to rotate under the load.
Single-story - rectangular (box type)
14. Unfinished bolts are made from
Construction Joint
Rain-screen wall
Either tension or compression
Carbon steel
15. The Dark things in the Corner are ____
Ground-Supported Slabs - Elevated Slabs
Reinfocing bars are provided at the top and bottom of the beams
Columns
To increase the shear strength of beam above that provided by concrete
16. The simplest and most effective weep hols is a _____
Each course consists of Strechers
Isolation Joints
Its strenth-to-weight ration is high - which reduces the weight of forms and shores.
Open - vertical mortar joint in the veneer.
17. Steel decks are availiable in two catagories ___ and ____
Barrier walls
Roof and Floor
Beams and Columns
Mildly
18. The structural behavior of a contemporary load-bearing masonry wall building is similar to that of...
Construction Joint
True
Allow water washing of concrete after stripping the forms
A conventional wood light frame building
19. The most common used 28 day strength of concrete of PC curtian wall panels is ______
Base Plate
No. 3 or No. 4 bars
5000 psi
laminated glass - so that glass shards don't rain down death.
20. The grade of A992 yields strength of ____ksi
50
Wider space in an otherwize narrow joint
Soon as possible to allow rapid turnover and reuse of the framework
Portland cement stucco
21. What is a control joint used for?
Length - L - of unit
Plortland cement-based mix
Harsh climates - where onsite masonry and concrete construction are problematic due to freeze hazard and slow curing rate of Portland cement.
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.
22. Flashing material must be impervious to...
Noncohesive Soils
Basic Oxygen Furnace
3/8 greater than the multiples of the masonry unit module.
Water and resistant to puncture - tear - and abrasion
23. Panelized construction eliminates _____ - increasing on-site workers' safety
Scaffolding
Cohesive
That it is welded
8 in
24. A tube is referred to as a ____
HHS
I Section
That it is welded
Columns
25. Floor deck is usally topped with a _____
Cross bearing Walls plane
2.67 ft
Thermal Mass
Structural concrete fill
26. Bricks that have frogs are...
Noncohesive Soils
Control joints in concrete do what?
Molded bricks
1in
27. The primary purpose of ties in a reinforced concrete column is to...
Site cast concrete slabs
That it is welded
Upward deflection of a beam to counter downward deflection by a dead load
Prevent the buckling of vertical reinforcement in columns
28. Ways to Protect structural steel from fire are...
Encase steel sections in concrete - OR use a Spray-applied fire protection and gypsum board facing
Grouted Space
After World War 2
connection beam flanges
29. This CMU type resists water infiltration - one ways
Flexural and Shear.
The size of the masonry that the manufacture would like to achieve.
Control joints in concrete do what?
Providing an impervious barrier to water
30. A bond Beam in a Masonry bearing wall building is required for structural reasons
Device that consists of a mesh made of polymeric strands witch trap the droppings and suspend them permanently above the weep hole
90 to 180 degress
That the thickness of exterior masonry walls progressively increase toward the lower floors.
At each floor level and roof level
31. Wicks or plastic tubes have a diamenter of...
Mild
3/8
Type N
Control joints - Isolation joints - Construction joints
32. The cost of a tilt up wall system compares _____ with that of a masonry bearing wall system
Favorably
16 in
Concrete masonry Units
7-5/8x7-5/8x15-5/8
33. Bricks that have core holes are ____
Acrylic polymer-based mix
Portland cement stucco
Width - W - of Unit
Extruded Bricks
34. a backup wall is required in a...
Angle section (L)
Veneer wall
Each course Consists of alternate headers and stretchers
Tunnel Form
35. Effloresecence
Is the Deposit of white substance on a masonry wall
Water and resistant to puncture - tear - and abrasion
Simple Connection
Cinder Block
36. G30 is for _____ corrosive enviroment
stablize joists
Mildly
Psi - ksi - Pa - and GPa
Electric Arc Furnace
37. W-Shape are mostly used for ____
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.
AISC Type II Connection
144^2 - 18ft.
Beams and Columns
38. two types of facotry-blended mixes for this finish coat are available - name some
Temporary structural steel bracing members can also be used to strengthen an opening - they are attached to a panel before lifting and removed after the panel's erections Pg. 620
Concrete masonry Units
24
Acrylic polymer-based mix
39. One-way deck is a ______
Deck that spans between two opposite walls - and the gravity load on the deck is carried in one direction across the two opposite walls.
Perpendicular to the main axis of the building.
A small opening at the bottom of cladding
they extend the entire thickness of the slab - they isolate the slab from the building's structural componants.
40. Girder is...
A sufficient number and adequate lengths of walls must be provided in both principal directions of a building
Lateral load support to the veneer
Pieces sticking out away from the columes
Head Joints
41. Stack casting is used when
Low rise building 1 to 4 stories
A horizontal butt join in cladding
Residential
The ground-floor slab of the building is too small to accommodate the precasting of all the walls
42. Formwork is refereed to as
Open-Hearth furnace
The contained molds in which the concrete is cast
Mildly
Veneer wall
43. In most masonry Beraing wall structures - the floors consist of precast_____
Cinder Block
Concrete hollow-core slabs - metal deck - or wood deck.
Two piece wire anchors
L-shaped sheet metal or plastic element - that has a vertical leg that has openings to let the water out
44. a curtian wal is typically used in buildings whose structural system consists of...
Within the plane of the veneer
Reinforced concrete or steel frame structure
Electric Arc Furnace
2
45. What type of glass is used for places above walkways with no overhead protection
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46. The arrows next to the Column and the base plate are indications of what?
HHS
4 to 6 ft
Roof and Floor
That it is welded
47. Shelf angles are...
Henry Bessemer in 1855
Gravity load support to the veneer
Supported by - and anchored to - the buildings structure
All exterior walls resisted the lateral loads individually
48. Suction that pulls wind driven rain into the airspace of a drainage wall takes place on the __________ of the wall
K-series - LH series - DHL series
2in
windward face
2 to 4 ft
49. Shear stress formula
Highly Crosive - Extreme
Water that may reach the backup by traveling over metal anchors or unintentional obstructions in the air space
Force / Area
18 to 48 in
50. This type of Mortar is used in seismic zones
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.
Type S
The Horizontal members of this image for formwork is called ______
Parallel - wider
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