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Quizes/Questions > Midterm - Steel > Flashcards

Midterm - Steel Flashcards

1
Q

Which of the following values is a typical number for the Modulus of Elasticity?

A

1,300,000

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2
Q

What are the leadership skills needed to conduct a productive meeting?

A

Listening attentively, Responding, Constructively, Soliciting All Ideas, And Matching Decision Making to the Situation.

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3
Q

Which materials are incorporated by reference and not normally shown on the plans of in the Technical Specification?

A

Bar Supports

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4
Q

How is the Fireproofing of a steel structure determined?

A

Occupancy

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5
Q

If the weld is supposed to be on all four sides, what symbol will be used?

A

Circle

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6
Q

What is the stress term called that has the narrow dimension carrying the load withe the fibers at the top in compression and the bottom fibers are in tension?

A

Extreme Fiber Bending (F)

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7
Q

Most structures consist of both structural steel and reinforced concrete?

A

True

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8
Q

Reinforced concrete in that the steel reinforcement is used to provide steel’s_______ strength capacity to a structural concrete member.

A

Tensile

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9
Q

Assume you have a steal beam that is 20 feel long and carries a concentrated load of 500 pounds at a distance of 15 feet from reaction (R). Reaction (R) is pinned 5 feet from the load. What are the values in lbs for R and R?

A

375 and 125
(50015)/20 =375
(5005)/20=125

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10
Q

What is not the commonly controlling element for material selection before a final decision is made? Choose all that apply.

A

Appearance

Fire resistance

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11
Q

Joist series are the K series, the LH Series, the DLH Series and the Joist Girders. The LH is fabricated in depths that range from 18 inches thru 48 inches and spans up to?

A

96 feet.

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12
Q

For a steel shape designation of S 14x90, the capital letter S tells you that the shape is a?

A

Standard I section

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13
Q

Which document describes the Suggested Agenda for the Preconstruction Meeting?

A

General Requirements

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14
Q

What is the term for a material that deforms slowly when a force is applied to it for an extended period of years, even thought the force is too small to cause failure in a short period of time?

A

Creep

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15
Q

Having high strength, stiffness, toughness, and ductile properties, structural steel is one of the most commonly used materials in commercial and industrial building construction.

A

True

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16
Q

Each beam is lowered into place, and a worker lines it up correctly with a drift pins. At least _____ bolts are attached before the cranes releases the load/

A

Two

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17
Q

For safer bolted connections, we should consider? (choose all that apply)

A

Self-supporting connections and Double connections
Erection aid: “dummy holes”
Bot sizes and Minimum number of bolts
Awkward or dangerous connection locations.

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18
Q

For safer welded connections (choose all that apply)`

A

Avoid awkward or dangerous connection locations
Immediate stability
Welding location and Welding material
Specify shop welding rather than field welding

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19
Q

For walking safety, use beams with a minimum beam width of

A

6 inches

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20
Q

Site preparation/practice. The key parameter when planning for erections is the piece count and weight average.

A

True

21
Q

Floor capacity designed as 100 lb/ft^2, than means?

A

The allowed load is 100 lb per square feet

22
Q

Which typical connections are not used for steel structure? (choose all apply)

A

Embed rebar

Nailed together

23
Q

What does the steel designation C 12x 20.7 mean?

A

C is the steel shape. 12 is the nominal depth and 20.7 is the pounds per foot.

24
Q

Please mark any dead load of list below. (choose all apply)

A

Self- weight

Static equipment

25
Q

What term is a measure of its ability to cause turning, rotation of twisting about an axis of rotation?

A

Moment

26
Q

What is the term where the force tends to cause a member to fail by cutting perpendicular to he beam’s longitudinal axis at or near the beams supports?

A

Vertical Shear

27
Q

Water density as 1 Te/M^3 and a rectangular box located 100 m below sea surface, top plate is 1 m width with 3m length for this box. How much water pressure load applied on the top plate?

A

300 Te

28
Q

What are the drawings called that are issued to the contractor from the Manufacturer indicating the location and proper positioning of each piece of steel within the structure?

A

Erection Drawings

29
Q

Assume you have a beam that is 16 ft long and carries a concentrated load of 900 lbs at a distance of 4 ft from the R. Reaction (R) is pinned 12 ft from the load.
Reaction R= 225 lbs and R = 675. What is the maximum shear in lbs?

A

675

30
Q

What structural steel component is the steel designation “VL” referring to?

A

Metal Decking

31
Q

What structural steel component is the steel designation “LH” referring to?

A

Open-web joist

32
Q

Which organization publishes structural steel design properties manuals and manuals that cover steel construction methods?

A

American Institute of Steel Construction

33
Q

Which of the following is structural steel most susceptible to for failure?

A

Fire

34
Q

What is sprayed onto structural steel to increase its fire resistance capability?

A

Mineral Wool

35
Q

What type of weld fits two pieces of metal together end-to-end for welding?

A

Butt

36
Q

Which of the following documents is utilized for correspondence between the A/E or Owner and the Contractor?

A

Formal Business Letter

37
Q

Picture right below, is this connection. Capable to take:

A

Tension
Shear
Compression

38
Q

Which one is live loads for your building design?

A

Wind

People

39
Q

Assume you have a square weld symbol with a solid flag on a pole coming up from the change in direction of the arrow. What does the solid backwards flag on a pole tell you?

A

Field weld

40
Q

The amount of tensile stress that a material can resist before failing.

A

Tensile Strength

41
Q

The ability of a material to be subjected to large strains before it ruptures or fails.

A

Ductile

42
Q

The elongation or concentration of a material per unit length of the material.

A

Strain

43
Q

Indicated the stiffness of a material.

A

Modulus of Elasticity

44
Q

The amount of compressive stress that a material can resist before failing.

A

Compressive strength

45
Q

The ability of a material to show little of no yielding before failure.

A

Brittle

46
Q

Applied load divided by the material area it is acting on.

A

Stress

47
Q

Iron that is refined to contain virtually no impurities.

A

Steel

48
Q

A combination of cement and aggregate into one solid mass.

A

Concrete

49
Q

A concrete member with steel embedded inside it to resist tensile forces.

A

Reinforced Concrete

Quizes/Questions (7 decks)

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