A column in the upper story of a residential building is subjected to a compressive load from the following sources: dead load = 35 kN, occupancy live load = 4.8 kN, roof live load = 21 kN, and rain load = 22 kN. 1. If load and resistance factor design is used, compute the factored load to be used in the design of the column. Which NSCP load combination controls? a. ?.?(?+?) b. ?.?(? + ? + ?) + ?.?(? + ?) + ?.?(?? ?? ?) c. ?.?? + ?.?(?? ?? ?) + (??? ?? ?.??) d. ?.?? + ?.?? + ??? + ?.?(?? ?? ?) e. ?.?? + ?.?? + ??? f. ?.?? + ?.?? + ?.?? g. ?.?? + ?.?? + ?.?? 2. What is the value of the required design strength of the column in Item 1? 3. What is the required nominal strength of the column in Item 1 for a resistance factor of 0.90? 4. If allowable strength design is used, compute the required load capacity to be used in the design of the column. Which NSCP load combination controls? a. ? + ? b. ? + ? + ? + ? + ? c. ? + ? + ? + (?? ?? ?) d. ? + ? + ? + ?.??[? + ? + (?? ?? ?)] e. ? + ? + ? + (?.?? ?? ?/?.?) 5. What is the required nominal strength of the column in Item III.4 for a safety factor of 1.67?
A column in the upper story of a residential building is subjected to a compressive load from the following sources: dead load = 35 kN, occupancy live load = 4.8 kN, roof live load = 21 kN, and rain load = 22 kN. 1. If load and resistance factor design is used, compute the factored load to be used in the design of the column. Which NSCP load combination controls? a. ?.?(?+?) b. ?.?(? + ? + ?) + ?.?(? + ?) + ?.?(?? ?? ?) c. ?.?? + ?.?(?? ?? ?) + (??? ?? ?.??) d. ?.?? + ?.?? + ??? + ?.?(?? ?? ?) e. ?.?? + ?.?? + ??? f. ?.?? + ?.?? + ?.?? g. ?.?? + ?.?? + ?.?? 2. What is the value of the required design strength of the column in Item 1? 3. What is the required nominal strength of the column in Item 1 for a resistance factor of 0.90? 4. If allowable strength design is used, compute the required load capacity to be used in the design of the column. Which NSCP load combination controls? a. ? + ? b. ? + ? + ? + ? + ? c. ? + ? + ? + (?? ?? ?) d. ? + ? + ? + ?.??[? + ? + (?? ?? ?)] e. ? + ? + ? + (?.?? ?? ?/?.?) 5. What is the required nominal strength of the column in Item III.4 for a safety factor of 1.67?
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Question
A column in the upper story of a residential building is subjected to a compressive load from the following sources: dead load = 35 kN, occupancy live load = 4.8 kN, roof live load = 21 kN, and rain load = 22 kN.
1. If load and resistance factor design is used, compute the factored load to be used in the design of the column. Which NSCP load combination controls?
a. ?.?(?+?)
b. ?.?(? + ? + ?) + ?.?(? + ?) + ?.?(?? ?? ?)
c. ?.?? + ?.?(?? ?? ?) + (??? ?? ?.??)
d. ?.?? + ?.?? + ??? + ?.?(?? ?? ?)
e. ?.?? + ?.?? + ???
f. ?.?? + ?.?? + ?.??
g. ?.?? + ?.?? + ?.??
2. What is the value of the required design strength of the column in Item 1?
3. What is the required nominal strength of the column in Item 1 for a resistance factor of 0.90?
4. If allowable strength design is used, compute the required load capacity to be used in the design of the column. Which NSCP load combination controls?
a. ? + ?
b. ? + ? + ? + ? + ?
c. ? + ? + ? + (?? ?? ?)
d. ? + ? + ? + ?.??[? + ? + (?? ?? ?)]
e. ? + ? + ? + (?.?? ?? ?/?.?)
5. What is the required nominal strength of the column in Item III.4 for a safety factor of 1.67?
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