Ladder Fall Protection Quizzes

Topic: Ladder/Fall Protection

 

Image by Coy_Muse from Pixabay

01. Minimum diameter of the vertical lifeline?

 

A. 10mm✔️

B. 13mm

C. 12mm

D.  20mm

 

 

02. Minimum diameter of the horizontal lifeline?

 

A. 10mm

B. 11mm

C. 12mm✔️

D.  20mm

 

03. Minimum space between ladder side rails?

 

A. 10"

B.  13"

C.  12"

D.  11.5"✔️

 

 

 

04. Preferred space between ladder rungs?

 

A. 10"

B. 12"✔️

C. 14"

D. 11.5"

 

 

05. Minimum space between ladder rungs?

 

 

A. 14"

B. 11"

C. 10"✔️

D. 12"

 

06. Maximum space between ladder rungs?

 

A. 15"

B. 10"

C. 11"

D  14"✔️

 

 

07. A straight ladder should be extended minimum........ from its landing area?

 

A.  1.5m

B.  1 m✔️

C.  2m

D.   3m

 

08. Minimum distance from the rungs to any fixed object , climbing side of the ladder without deflector plates?

 

 A) 30"✔️

 B) 24"

 C) 20"

 D) 10"

 

09. Minimum distance from the rungs to any fixed object , climbing side of the ladder with deflector plates?

 

 A) 30"

 B) 24"✔️

 C) 20"

 D) 10"

 

 

 

10) Maximum distance from ground to the first rung of the ladder?

 

 A)  15"

 B) 24"

 C)  10"

 D) 12"✔️

  

11). Minimum lateral distance from ladder's centerline to any fixed object?

 

  A) 10"

  B) 15" ✔️

  C) 13"

  D) 12"

 

  12) we can't stand on the ......... of the stepladder

 

  A) shelf ✔️

  B)  2nd rung

  C)  last rung from ground ✔️

  D) first rung

 

13) what is the minimum overlap of the extension ladder if the length of the ladder is 30 feet

 A) 5 feet

B) 4 feet✔️

C) 3 feet

D) 2 feet

 

14). Maximum distance between a worker and a ladder in a trench

 A) 15 m

 B) 12m

 C)  7.5m✔️

 D) 10m

  

 Q15. Maximum distance between 2 ladders in a trench?

 

  A) 13 m

  B) 15 m✔️

 C. 10 m

 D. 12

 

 Q16) maximum free standing ratio of the mobile scaffold without outriggers?

 

  A) 4:1

  B) 3:1✔️

  C) 1:3

 D) 1:4

 

Q17) maximum free standing ratio of the tower scaffold without any support?

 

   A) 1:3

   B) 3:1

   C) 1:4

   D) 4:1✔️

  

Q18) we need cleats for Ramps if slope is

 

A)  1:7✔️

  B) 1:10

  C) 1:12

  D) 1:4✔️

 

Q19) maximum space between vertical uprights?

 

 A) 4m

B)  3m

C)  5m

 D) 2.5.m✔️

 

Q20. A roof with slope of ...... doesn't need guard rails or lifeline.

 

 A) 1: 5✔️

 B) 1:3

 C) 1:4

 D) 1:3.5

  

  Q21) there's no need any fall protection if our workers and material  is ........ feet away from the edge of the roof

 

  A) 7 feet✔️

  B) 5 feet

  C)  4 feet

  D) 3 feet

 

 Q22). Which class of the right angle and swivel coupler with EN74 standards have same capacity? (2100 lbs)

 

A)  A

 B) C

 C) D

 D) B✔️

 

 

  Q23) To make a joint in ledgers or transoms with an extra tube , how many couplers do we need?

 

  A) 4

  B) 5 ✔️

  C) 7

D) 3

 

Q24). Maximum sag of the horizontal lifeline between 2 attachment points is?

 

   A) 8"

  B) 14"

  C) 12" ✔️

  D) 10"

 

Q25) Minimum Capacity of the Anchorage point should be?

 

  A)   6000 lbs

  B)  4500 lbs

 C)   5000 lbs ✔️

 D)   4000 lbs

 

Q26. We use ........ to stop  material fall

 

A.  Guardrail

B.  Toe boards✔️

C.  Lifeline

D.  Mesh with guardrail system ✔️

 

Q27- How many persons can attach their lanyard to horizontal lifeline at a time between 2 attachment points?

 

A.  1

B.  2

C.  3 ✔️

D.  5

 

Q28. How many persons can be attached to vertical lifeline at a time?

 

A. 4

B. 3

C. 1 ✔️

D. 2

 

Q29. Preferred angle of the straight ladder?

 

A. 3:1( 88°)

B. 1:3( 80°

C. 4:1(75°)✔️

D. 1:4(57°)

 

Q30. While climbing a ladder 3 points of attachment means?

 

A. 1 foot 2 hands✔️

B. 2 feet 2 hands

C. 2 feet 1 hand✔️

D. 2 hands 2 feet