A __________ Is a Mechanism That Attaches to a Vertical

question 16

Multiple Choice

A __________ is a mechanism that attaches to a vertical pole and can be pumped up and down the pole. It is used to support planks on which workers stand.

• A) fabricated frame scaffold
• B) portable ladder
• C) modular frame scaffold
• D) pump jack

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Definitions:

Accelerated Wear

Increased rate of wear on materials or components, often due to excessive loading, poor lubrication, or abrasive conditions, leading to premature failure.

Bias Ply

A tire construction geometry in which the plies are laid either diagonally or at an angle of 35 degrees.

Radial Tires

Tires with reinforcing cords arranged at 90 degrees to the direction of travel, providing improved strength and performance.

Steering Axle

A rephrased definition: An axle that is designed to pivot and turn the wheels, enabling vehicle steering.