Whether this is relevant or not I'm not sure...
From JAR-OPS 1.495 Take-off obstacle clearance
(f) An operator shall establish contingency
procedures to satisfy the requirements of JAR–OPS
1.495 and to provide a safe route, avoiding obstacles,
to enable the aeroplane to either comply with the enroute
requirements of JAR–OPS 1.500, or land at
either the aerodrome of departure or at a take-off
alternate aerodrome (See IEM OPS 1.495(f)).