Originally Posted by
john_tullamarine
... Whether TODA is less, equal to, or more than ASDA is not fixed but specific to any particular runway. .
TODA = TORA + Clearway
ASDA = TORA + Stopway
A Stopway is always a Clearway but the reverse is not always true (in case the Clearway is a water or just a ricefield,...) So technically ASDA cannot exceed TODA and if the Clearway couldn't be used as Stopway ASDA = TORA
What do you think about that?