Question 442Deck General70% to pass
Which of the following statement(s) is/are TRUE regarding twin pedestal cranes?
AI Explanation
The correct answer is D) All of the above.
This is because twin pedestal cranes are typically designed with the following features:
1) A slew drive system that provides for rotation of each individual crane, allowing for independent movement.
2) Each crane has a single boom of the partial-level luffing type, meaning the boom can raise and lower to a limited degree while maintaining its angle.
3) An independent slew drive system that rotates the entire turntable, allowing the cranes to move together as a unit.
The other answer choices are incorrect because they only describe part of the typical twin pedestal crane configuration. The correct answer encompasses all the key features of these specialized crane systems.
Related Questions
#440 Using the available references determine the dew point when the dry bulb temperature is 74°F (23°C) and the wet bulb temperature is 60°F (16°C). #441 Under the Carriage of Goods by Sea Act of 1936, a vessel will be liable for damage to cargo when the damage arises out of _______________.#443 Odorous cargoes are those that _______________.#444 Which statement is NOT true concerning the stowage of class 1 explosives? #445 What provides the majority of strength to an aluminum-sided container?