Definition
LOW ALTITUDE AIRWAY STRUCTURE
The network of airways serving aircraft operations up to but not including 18,000 feet MSL.
Source: FAA Pilot/Controller Glossary (verbatim from the Federal Aviation Regulations).
FAR DECODED — GLOSSARY
FAR DECODED — GLOSSARY
LOW ALTITUDE AIRWAY STRUCTURE
The network of airways serving aircraft operations up to but not including 18,000 feet MSL.
Source: FAA Pilot/Controller Glossary (verbatim from the Federal Aviation Regulations).