A major road project across the southeast has moved one step closer after National Highways announced fresh updates ahead of the opening in 2032. The groundbreaking development has emerged at the Lower Thames Crossing construction site, where the world's first hydrogen-powered excavator has begun operations outside a testing environment. National Highways revealed that the major infrastructure scheme will become Britain's first carbon-neutral construction project. National Highways hopes the Lower Thames Crossing will become the greenest road project | NATIONAL HIGHWAYSThe new road project hopes to alleviate pressure on the Dartford Crossing, which currently handles over 150,000 vehicles daily, despite being designed for just 135,000. Lower Thames Crossing proposed route | PARoads and Buses Minister Simon Lightwood said: "The government-backed Lower Thames Crossing will slash journey times for motorists, as well as our vital freight industry.