Volunteers will also be required to work at venues across London as well as at the 2012 sailing events in Weymouth and Portland, Dorset, and rowing events at Eton DorneyLake in Buckinghamshire.
In Windsor, the racecourse will be used as a public transport hub from where spectators can board shuttle buses for the events at Eton Dorney rowing Lake, but locals fear ticket-holders will cut costs by using their own transport and parking cars in residential areas.