QEI - Qualified Elevator Inspector Escalators and Moving Walks Questions and Answers

Question 1

An inspector is verifying the safety devices on a new escalator installation. According to ASME A17.1, what is the primary function of the skirt deflector devices?

Accepted Answer

To reduce the risk of entrapment by guiding objects away from the gap between the step and the skirt panel.

Answer

To provide a visual guide for passenger foot placement.

Answer

To clean the sides of the escalator steps as they move.

Answer

To activate an alarm if the gap between the step and skirt panel exceeds a specified distance.

Question 2

A QEI is inspecting a moving walk in a large airport terminal. What is the maximum slope, at any point on the treadway, permitted by ASME A17.1 for any moving walk?

Accepted Answer

12 degrees

Answer

8 degrees

Answer

10 degrees

Answer

15 degrees

Question 3

While observing an escalator, a QEI notices a passenger's shoelace gets caught on a slightly raised step tread, causing the front of the step to lift upwards as it approaches the upper combplate. Which safety device is specifically designed to detect this condition and stop the escalator?

Accepted Answer

Step upthrust device

Answer

Skirt obstruction device

Answer

Combplate impact device

Answer

Missing step device

Question 4

According to ASME A17.1, what is the maximum rated speed for a standard escalator, measured along the centerline of the steps in the direction of travel?

Accepted Answer

100 ft/min (0.51 m/s)

Answer

125 ft/min (0.64 m/s)

Answer

150 ft/min (0.76 m/s)

Answer

90 ft/min (0.46 m/s)

Question 5

Which of the following is the primary purpose of the anti-slide devices required on escalator balustrade decks?

Accepted Answer

To discourage people from sitting or sliding on the balustrade.

Answer

To provide a handhold for maintenance personnel.

Answer

To prevent packages and bags from being placed on the deck.

Answer

To mount informational or directional signage.

Question 6

During a test of the combplate impact device on a moving walk, the device must be activated and cause the unit to stop. According to ASME A17.1, this device must actuate when a horizontal or vertical force not exceeding a specific limit is applied at the point of the comb. What is this maximum force?

Accepted Answer

400 N (90 lbf)

Answer

250 N (56 lbf)

Answer

500 N (112 lbf)

Answer

750 N (169 lbf)