§ Mr. Michael McNair-Wilsonasked the Secretary of State for the Environment how soon he expects the M4 road link to London-Heathrow Airport to be saturated by traffic; and what discussions he is having about alternative access routes to meet the passenger demand of the 1980s.
§ Mr. PeytonThe M4 is already congested at some points between central London and Heathrow during peak hours. A new rail link on the Piccadilly Tube line to Heathrow is under construction and is expected to reach completion in 1976.