Which of the following is/are the optional...

Question 1 / 2707066636ee728f7522a1c517bda

Question 1 of 2707066636ee728f7522a1c517bda

Which of the following is/are the optional component(s) of a twin crane set as shown in illustration D047DG?

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Question 1 of 27070

Which of the following is/are the optional component(s) of a twin crane set as shown in illustration D047DG?

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🔍 Key Concepts

• Distinguish between basic structural parts of a crane and added equipment used for control of the load • Think about what a twin crane set absolutely must have to lift anything at all • Consider how a rider block tagline system is used in cargo operations

💭 Think About

• Looking at the illustration, which items appear to be permanent main structures, and which could be added or removed depending on the job? • Could the crane still function as a lifting device without each listed component? Go through A, B, and C one by one. • Which of the listed components is primarily for controlling load swing and position rather than providing the main lifting capability?

✅ Before You Answer

• Identify which parts form the primary lifting structure (without them, no lift is possible). • Decide which component is used to improve control and handling but is not strictly required for a basic lift. • Before choosing an answer, be sure you can explain to yourself why the other options are not optional.

Question 1 of 27070

Which of the following is/are the optional component(s) of a twin crane set as shown in illustration D047DG?

Boom assembly

Hook block assembly

Rider block tagline system

All of the above