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COSC 275 - Exam 2 Questions and answers rated A+ 2024/2025
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COSC 275 - Exam 2 Questions and answers rated A+ 2024/2025
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COSC 275 - Exam 2Estimating Steel and Metals encompass:
Structural metal framing, decking, and miscellaneous metallic
General Contractors can do what 2 matters whilst purchasing metal?
(1) Purchase fabricated metal and set it themselves, (2) or subcontract the erection out
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Steel is bought by means of ____
Weight
Takeoffs are commonly calculated in ___ and transformed to ___
Pounds, Tons
What does W 36 x 150 mean?
W = extensive flange
36 = intensity (in)
one hundred fifty = lbs/feet
A structural steel takeoff should first include ____
A listing of all steel required for the structure
When estimating structural metal, the stairs you have to take encompass (5 matters)
(1) Make a listing of all steel required for the structure
(2) Maintain a chain (stick to one item at a time)
, (3) Consider built-up shapes
(four) Consider numerous connections: bolts, ties, anchors and so forth.
A Built-up shape is:
2 or greater portions of metal related to create every other shape
To perform a amount take off for steel, you ought to do what? (weight)
LF x (lbs/toes) = Total lbs
Total lbs / 2000 = Tons
A 10' W18x48 beam weighs = Tons
forty eight x 10 = 480lbs /2000 = .24 TN
Metal joists (aka Bar joists)
Bar joists may be taken off via (three matters)
(1) Number of joists, (2) Length, (3) Tons
Metal joist weight is given by means of ____, _____ does not give weight
Manufacturer, Designation
Metal Decking
Metal decking is used for ___ and ___ packages
Floor and Roof
What three matters can Metal decking have hooked up on pinnacle of it?
(1) Concrete poured , (2) Insulation, (3) Built up roofing
Metal decking is taken off by ____ or ____
Square foot or Square
One square of roofing is how many rectangular toes?
One hundred square toes
Estimating metallic decking have to don't forget what?
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