Here are some synonyms for the term "Dartford Crossing": the Dartford Tunnel, the Thames Crossing, the Queen Elizabeth II Bridge, the London Gateway Bridge, the M25 River Crossing, the East Crossing, the Kent Crossing, the A282 Bridge. These are all terms that refer to the road and tunnel that crosses the River Thames and connects Kent and Essex in the southeast of England. The Dartford Crossing is an important travel route for commuters and commercial vehicles, and has frequently been subject to congestion and traffic delays. Regardless of what it's called, the Dartford Crossing plays a crucial role in transportation infrastructure for the region.