BC Quiz 3

Question 1

1. An eccentric load is a force that?
   Select one:
   a. Is perpendicular to the supporting member, but not evenly applied
   b. Passes through the center of the mass of the supporting member
   c. Is delivered in a short time to a structural member
   d. Is exerted outwardly on a horizontal plane

Answer 1

(TP Glossary) (A—Axial, C—Impact, D—Lateral)

The correct answer is: Is perpendicular to the supporting member, but not evenly applied

Question 2

2. On the front of taxpayers, which is true regarding access to the cockloft area?
   Select one:
   a. Cornices, of the façade type, found on taxpayers built from the 1920’s to the 1960’s, when removed, usually provide access to the cockloft
   b. Cornices found on taxpayers built until the 1920’s can be removed to provide access to the cockloft

Answer 2

(TP 2.3.1, 2.3.2) (B—most cases will not provide access)
The correct answer is: Cornices found on taxpayers built until the 1920’s can be removed to provide access to the cockloft

Question 3

03. Mezzanines in taxpayers?
Select one:
a. Have high ceilings
b. May have load bearing components of light construction
c. Are normally are enclosed with walls
d. Usually have two means of access

Answer 3

(TP 2.4) (A—below avg height, B—most not enclosed, Very seldom—2nd access)
The correct answer is: May have load bearing components of light construction

Question 4

04. The 1938 Building Code required sprinkler protection for taxpayers with an area exceeding?
Select one:
a. 10,000 square feet
b. 7,500 square feet
c. 5,000 square feet
d. 12,000 square feet

Answer 4

(TP 2.5.1)

The correct answer is: 10,000 square feet

Question 5

05. The 1968 Building Code required sprinkler protection for taxpayers with an area exceeding?
Select one:
a. 5,000 square feet
b. 12,000 square feet
c. 7,500 square feet
d. 10,000 square feet

Answer 5

(TP 2.5.1)

The correct answer is: 7,500 square feet

Question 6

06. The 2008 Building Code required sprinkler protection for the ENTIRE taxpayer (Full Building) if it contains a fire area (single store) exceeding?
Select one:
a. 12,000 square feet
b. 5,000 square feet
c. 7,500 square feet
d. 10,000 square feet

Answer 6

(TP 2.5.1)

The correct answer is: 12,000 square feet

Question 7

07. The 2008 Building Code required sprinkler protection for the ENTIRE taxpayer (Full Building) if the combined fire area on all floors of all stores including mezzanine areas exceeds?
Select one:
a. 24,000 square feet
b. 15,000 square feet
c. 20,000 square feet
d. 28,000 square feet

Answer 7

(TP 2.5.1)

The correct answer is: 24,000 square feet

Question 8

8. The 2008 Building Code required sprinkler protection for the ENTIRE taxpayer (Full Building) if there is storage of merchandise in?
   Select one or more:
   a. Rack Storage Arrays
   b. High Piled Racks

Answer 8

(TP 2.5.1)

The correct answers are: High Piled Racks, Rack Storage Arrays

Question 9

09. The 2008 Building Code required sprinkler protection for an individual occupancy (store) if the individual store area exceeds?
Select one:
a. 5,000 square feet
b. 12,000 square feet
c. 7,500 square feet
d. 10,000 square feet

Answer 9

(TP 2.5.1)

The correct answer is: 7,500 square feet

Question 10

10. The 2008 Building Code required sprinkler protection for an individual occupancy (store) if the store?
    Select one:
    a. Contains an unenclosed stair or escalator connecting at least three or more floors
    b. Is located in a high rise building, regardless of the area of the store
    c. Is located 2 or more stories above grade, regardless of the area of the store

Answer 10

(TP 2.5.1) (A—3 stories, C—2 or more floors)

The correct answer is: Is located in a high rise building, regardless of the area of the store

Question 11

11. Cocklofts in taxpayers vary in height from 4 inches to \_\_\_\_\_ feet?
Select one:
a. 3
b. 5
c. 6
d. 4

Answer 11

(TP 3.2.1)

The correct answer is: 6

Question 12

12. Regarding Bowstring Trusses, it is incorrect to state?
    Select one:
    a. Snow drifts behind parapet walls can create torsional, concentrated loads
    b. The longer the span, the higher the bow
    c. Wood truss roofs appear to fail without warning
    d. Failure of one truss element can cause failure of the entire truss

Answer 12

(TP 3.3.3 ACHJ) (B—eccentric, unbalanced, concentrated)

The correct answer is: Snow drifts behind parapet walls can create torsional, concentrated loads

Question 13

13. Bottom chords of many bowstring trusses have inadequate?
Select one:
a. Compressive strength
b. Axial strength
c. Tensile strength

Answer 13

(TP 3.3.3B)

The correct answer is: Tensile strength

Question 14

14. Small signs attached to the front walls over stores sometimes cover openings into the cockloft and can be removed for early stream operation into the cockloft
    Select one:
    a. Agree
    b. Disagree?

Answer 14

(TP 3.3.4E)

The correct answer is: Agree

Question 15

15. Which point is incorrect regarding taxpayer walls?
    Select one:
    a. Stability of masonry walls depends on the load being concentrated in a vertical direction through the wall
    b. The stability of masonry walls depends on the integrity of the roof
    c. Parapet walls are often unsupported laterally for long distances
    d. Brick walls usually hinge at the ground as they fall

Answer 15

(TP 3.4.2, 3.4.3) (B—crumble or break as they fall)

The correct answer is: Brick walls usually hinge at the ground as they fall

Question 16

16. Regarding steel I-beams, it is correct to state that large heavy I-beams absorb?
    Select one:
    a. Less heat, so its temperature will rise more quickly than a lighter weight beam
    b. Less heat, so its temperature will rise more slowly than a lighter weight beam
    c. More heat, so its temperature will rise more quickly than a lighter weight beam
    d. More heat, so its temperature will rise more slowly than a lighter weight beam

Answer 16

(TP 3.6.1)

The correct answer is: More heat, so its temperature will rise more slowly than a lighter weight beam

Question 17

17. Which points are correct regarding I-beams?
    Select one:
    a. A 100 feet long beam will expand 9 ½ inches if heated uniformly over its length to 1000 degrees
    b. The rate of expansion increases as the length of the beam increases
    c. Longer I-beams expand a proportionately greater distance than shorter I-beams
    d. A 50 foot long beam will expand 4 inches if heated uniformly over its length to 970 degrees

Answer 17

(TP 3.6.1) (D—rate of expansion increases as temperature increases)
The correct answer is: The rate of expansion increases as the length of the beam increases

Question 18

18. If an I-beam is restricted from expanding, it will?
Select one:
a. Buckle
b. Fail
c. Split
d. Crack along its horizontal plane

Answer 18

(TP 3.6.2)

The correct answer is: Buckle

Question 19

19. Steel beams heated to \_\_\_\_\_ degrees will see their yield strength drop dramatically and they will start to soften and fail?
Select one:
a. 1000 - 1500
b. 1500 - 2000
c. 900 - 1200
d. 800 - 1000

Answer 19

(TP 3.6.3)

The correct answer is: 1000 - 1500

Question 20

20. At an uncontrolled fire, smaller steel I-beam sections can be heated beyond their strength limitation in \_\_\_\_\_\_ minutes?
Select one:
a. 2 - 3
b. 10 - 15
c. 30
d. 5 - 10

Answer 20

(TP 3.6.3)

The correct answer is: 30