The Sikorsky UH-60 Black Hawk utility helicopter is powered by twin turboshaft engines that provide a maximum cruising speed of 174 miles per hour. Operational guidelines specify that pilots must maintain a minimum reserve of 45 gallons of fuel upon touchdown. When reconfigured for medical evacuation, the interior cabin can hold up to 6 litter patients and sustain an operating radius of 320 nautical miles. Based on the passage, what specific quantity completes the factual statement below?
Answer:According to operational flight guidelines, the helicopter must land with a minimum fuel reserve of 【45 gallons】.
Answer
45 gallons
The passage explicitly notes that operational guidelines require pilots to retain a minimum reserve of 45 gallons of fuel upon touchdown.
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Key Concept
Quantitative Detail Extraction