Heavy Equipment Operator Certification Exam Prep · Question
What is the main function of a 'cushion dozer' or 'push-block' attachment on the front of a dozer?
A cushion dozer blade or attachment has a rubberized or spring-loaded push block designed to absorb the impact when contacting the push-block of a scraper. This
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Question: What is the main function of a 'cushion dozer' or 'push-block' attachment on the front of a dozer?
Answer options:
- To break up hard soil more effectively. ✅ To provide a soft contact point for push-loading scrapers, absorbing impact.
- To lift and carry large boulders.
- To spread asphalt evenly.
Correct answer: To provide a soft contact point for push-loading scrapers, absorbing impact.
Explanation: A cushion dozer blade or attachment has a rubberized or spring-loaded push block designed to absorb the impact when contacting the push-block of a scraper. This allows for smooth, controlled push-loading without damaging either machine.
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