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Welcome to Heathrow Airside Operations

Airside operations truck on the side of the runway


With almost 500,000 aircraft movements and 35 million bags handled each year, Heathrow Airside Operations is at the heart of keeping the airport safe and efficient, 24 hours a day, 365 days a year. This site aims to help the hundreds of companies and thousands of staff who operate here to do so to the highest standards.

OSI references are changing

Due to a forthcoming change to the document naming structure, Operational Safety Instructions are referenced in the Aerodrome Manual by a different name than currently filed on this website. Please use the conversion table to locate OSIs.

OSI conversion table