Birmingham Airport has released a map of the location where a second runway may be placed if the project goes ahead.
The airport wants to expand from nine million passengers to 70 million.
At present there are no definitive plans for a second runway.
Birmingham Airport will today unveil proposals that could enable the Airport to expand in line with future demand.
Birmingham Airport wants to expand from 9 million passengers a year to 70 million, it is expected to announce a second runway.
The decision by Birmingham Airport to announce a second runway is informed in large part by a report from the West Midlands Economic Forum.