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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. A bond Beam is provided at ______
Base Plate
3/8 in
Each floor level and roof level in all exterior walls and at all interior bearing walls ans shear walls.
4000 psi
2. OHF full name is?
Pre-cast concrete hollow-core slabs
Strands
Open-Hearth furnace
True
3. The primary purpose of ties in a reinforced concrete column is to...
Prevent the buckling of vertical reinforcement in columns
Elastic-plastic
False
laminated glass - so that glass shards don't rain down death.
4. The maximum spacing for one piece - corrigated anchor or an adjustable - two piece wire anchor is limited by the code to one anchor for every _____
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.
Leveling Nut
4000 psi
2.67 ft
5. Conventional stucco is also called...
Soft-coat EIFS
Brick ledge
Portland cement stucco
Exposed aggregate finish by water washing - Abrasive blasting - acid etching
6. 8in Thick CMU wall is ______
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7. PCI recommends a minimum horizontal clearance of ___ of precast panels from the buildings structural frame
Within the plane of the veneer
2in
Continuious waterproof membrane which provides a continuous barrior that originates at the backup wall and penetrates through air space and cladding
Columns
8. The thicker the wall the larger the _______ needs to be
A continuous concrete closure strip in the slab-on-ground.
General contractor
Reservoir
Dead End
9. Ferrous Metals are...
3000 psi
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.
4000 psi
Metals that contain Iron
10. IF the bottom piece was extended what would we call it?
4000 psi
Continuous strip footings - isolated pad footings - drilled pier footings.
Lighter weight
Lug
11. The form work used in constructing high-rse residential buildings in site-cast reinforced-concrete bearing walls generally consists of...
Large - prefabricated - tunnel forms that allow walls and slabs to be cast simultaneously
Continuous strip footings - isolated pad footings - drilled pier footings.
Vertical reinforcing bars
Flexural and Shear.
12. Slagwool is _____
Leveling Nut
A Waffle Slab
Low rise building 1 to 4 stories
Noncombustible and is similar to fiberglass - manufacture of insulation.
13. Name one of the types of foundations of tilt-up walls
Zero (0)
F = Force/Area = P (Force) /A (Area)
AISC Type III Connection
Drilled pier footing
14. A tube is referred to as a ____
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
25 ft and not more than 10 ft from the walls corner
Low rise building 1 to 4 stories
HHS
15. Which gives greater warning before failure - a brittle or ductile material?
Joists
Stress / strain = E
Tunnel Form
A ductile material
16. The most important reason for providing tires in concrete conlumn is too
Concrete hollow-core slabs - metal deck - or wood deck.
Sloped toward the interior roof
Prevent the buckling of longitudinal column bars
Reinfocing bars are provided at the top and bottom of the beams
17. Flashing must be accompanied by _____
Elevated Slabs and arches - its formwork for arches
A conventional wood light frame building
Reinforced-concrete or reinforced masonry beam
Weep holes
18. List the Mortar types from greatest Comprssive strength to The lowest compressive strength
Pre-tensioned concrete
The Horizontal members of this image for formwork is called ______
M -S -N -O
After World War 2
19. The Middle-THird Rule indicated that ______
Greater than the cross-sectional area of the column
A continuous closure strip
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.
Beams
20. What is an Isolation Joint?
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21. Mechanical couplers are used
2 to 4 ft
Where lap splicing of reinforcing bars will produce excessive congestion
shear force=force/area
Joists
22. A Steel angle used to support the weight of Brick veneer over an opening is called a...
3/8
Steel
Lintel angle
Footing
23. Joists between the walls and the floor slabs of a site-cast reinforced concrete bearing wall are _______ than those in msonry wall and precast-concrete hollow-core slab structure.
Width - W - of Unit
A felexible connection that allows the ends of the beam to rotate under the load.
Tougher pg 617
Highly Crosive - Extreme
24. Retempering of motar means...
That it is welded
2 in
Zero (0)
Adding water to the mortar
25. Steel Joist Institue classifies joists into three categories. What are they?
Continuous Stip footing
Sloped toward the interior roof
K-series - LH series - DHL series
Either tension or compression
26. The GFRC skin is typically
Is the Specified dimension plus one mortar joint thickness
The Vertical lumber on this image of formwork is called ______
M -S -N -O
1/2 to 3/4 thick
27. Extend the entire thickness of the slab and they ensure that the slab is isolated from the buildings structural componenst so that their movments is not transfered to the slab
Isolation Joints
T section
8 and 30 in
A reinforced-masonry frame
28. Cold formings is when __
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
All sheet-steel components are fabricated by rolling and pressing the sheets into carious cross-sectional profiles at room temperature
Scratch coat
Huge - steel cylinder whose interior is lined with refractory bricks - and the materials are stacked on the inside and then heated to mix them all together.
29. Use of the load bearing masonry wall system became extinct for a while and was revived
Device that consists of a mesh made of polymeric strands witch trap the droppings and suspend them permanently above the weep hole
True
Each course Consists of alternate headers and stretchers
After World War 2
30. the allowable stress in a material is generally
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31. Compressive Strength Formula
10-13 feet.
Comressive Strength = load at failure / area = ksi or psi
8 in to 30 in
Provide unifrom drying and firing of bricks
32. Strain Formula
Molded bricks
Reinforced-concrete or reinforced masonry beam
A sufficient number and adequate lengths of walls must be provided in both principal directions of a building
E = Change in length / original length = d / L
33. in a simple three-member truss consisting of two rafters and a tie - each member is in...
Either tension or compression
Basic Oxygen Furnace
Control joints in concrete do what?
Tension
34. The greater the _____ the great the torsion created - which increases the cost of the structure.
Perpendicular to the main axis of the building.
Asymmetry
Elevated Slabs
Gravity load support to the veneer
35. Pretensioned concrete & tensioned concrete have ______ stress
Elevated Slabs
same
7 in
A conventional wood light frame building
36. What is an Isolation Joint?
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37. Most Structural Steel sections are produced using _______
A ductile material
Each floor level
Column Footing
Hot Rolling
38. The anchors in a brick veneer wall assembly provide
3/8
Columns
16'
Lateral load support to the veneer
39. To protect reinforcment from corrosion - a minimum amount of concrete is ____
A suitable base on which the roof or floor trusses and joist can be supported ans anchored
3 in
F = Force/Area = P (Force) /A (Area)
Gravity load from the floor or roof deck to the wall
40. Wicks consist of...
Cotton ropes - that absorb water from the airspace by capillary action and drain it to the outside.
Capillary break
Pre-tensioned concrete
Pieces sticking out away from the columes
41. A masonry unit that has no voids is referred to as
MOre Crrosive Enviroment - Hot
A 100% solid unit
Isolation Joints
10-13 feet.
42. The concrete tilt-up wall construction system is generally used in...
Low rise building 1 to 4 stories
Stress at the point of failure
Porland cement - lime - and sand
The Long part extending from the Foundation into the bed rock - as shown in this picture is called _____
43. The most common used size of brick is...
Column Footing
3/5/8x2/1/4x7/5/8
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.
Water that may reach the backup by traveling over metal anchors or unintentional obstructions in the air space
44. DLH series has a depth range of...
A large formwork assembly for concrete walls
52-72
Molten Limestone that floats over molten Iron
A conventional wood light frame building
45. PC curtain wall panels are removed from the form as____
Soon as possible to allow rapid turnover and reuse of the framework
MOre Crrosive Enviroment - Hot
Pre-cast concrete hollow-core slabs
Psi - ksi - Pa - and GPa
46. in a suspension bridge - Which member(s) is (are) in compression
True
Support Pylons
Extruded Bricks
Live end
47. Hooks in bars are produced by turning the bars through
Comressive Strength = load at failure / area = ksi or psi
Exposed aggregate finish by water washing - Abrasive blasting - acid etching
90 to 180 degress
Leveling Nut
48. When a cable or rope is compressed by a force - What is the compressive stress i it?
Adding water to the mortar
Interegral to the mix of the finish coat pg 702
Pipe Section
Zero (0)
49. Bond beams are _____
1in
Individual elements - tha do not have continuity to resist diaphragm tension - and are anchored to to masonry beams.
Pile
Steel Joist Institute
50. A wall footing is also called _____
2
Strip Footing
5000 psi
Continuous strip footings - isolated pad footings - drilled pier footings.
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