M32 motorway B4469 providing access to Horfield. Midway through, a speed limit begins. The motorway continues further south and ends just beyond junction 3, north of St Paul's. A dual carriageway continues as the A4032 into the centre of Bristol, with a speed limit. The M32 is a trunk road, therefore its maintenance and upkeep is paid for by Highways England, the national roads authority. Most of the road has two lanes in each direction, though an extended sliproad north of junction 2 provides a climbing lane, and the short section between junction 1 and the M4 has three lanes both ways.
M4 Western Motorway get to Parramatta without passing through traffic lights. A subsequent plan outlined a $7 billion plan to link the M4, Victoria Road, City West Link and Sydney Airport using a network of underground tunnels.. Both plans were subsequently shelved, with the NSW state government citing the need for an integrated plan for transport. In the month prior to the 2011 state election, the NRMA released a report in which it recommended building a tunnel to connect the end of the M4 at Concord and the start of the City West Link, relieving Parramatta Road of enough traffic to convert it