CV Civil Engineering | Page 29

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Over the coming months you might see some of the team or equipment in the area . They ’ ll be carrying out more surveys to find out the most up-to-date details about the ground conditions , water levels and topography . Every bit of information they gather helps garner knowledge about the area and ensures National Highways are making decisions based on the latest evidence and material .
The A303 / A358 corridor is a vital connection between the South West and the South East . While much of the road is now dual carriageway , there are still over 35 miles of single carriageway road . Improving the A303 past Stonehenge is just one of eight schemes planned along the corridor , announced by the Government in 2014 . Collectively they are designed to provide a continuous high quality dual carriageway route , opening up the South West .
The new road will pass into the tunnel well to the west of Stonehenge . The visual impact of the tunnel entrance will be minimised with a 200-metre-long grassed-over canopy . The twin-bore tunnel will be around two miles long , passing more than 200 metres to the south of Stonehenge at its closest point , further away than the existing road . The new road will emerge from the tunnel , under a grassed-over canopy - well out of sight of Stonehenge - approximately 100 metres to the east of The Avenue . This ancient ceremonial route to the stones from the River Avon will be reconnected over the top of the tunnel .
The new road will emerge from the tunnel , under a grassedover canopy - well out of sight of Stonehenge - approximately 100 metres to the east of The Avenue . This ancient ceremonial route to the stones from the River Avon will be reconnected over the top of the tunnel .
Four ‘ green bridges ’ will cross the new dual carriageway , specially landscaped to blend in with the environment .
These will be multi-purpose , maintaining access to farmland and helping wildlife cross the new road , as well as allowing walkers , cyclists and horseriders to use footpaths and bridleways . www . constructionviewonline . co . uk