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A30 upgrade moves to main works stage

Source: https://www.theconstructionindex.co.uk/all-construction-news

Costain is preparing to start earthworks and main construction on its £210m upgrade of the A30 in Cornwall.An 8.7-mile stretch of the A30 single carriageway between Chiverton Cross and Carland Cross roundabouts is to be widened to dual carriageway, at an expected cost of £330m to Highways England.Costain was awarded the £210m main works contract on 31st March 2020 and has since been working on the diversion of utilities, vegetation clearance and ground investigation work to inform detailed design.Main earthworks and construction of new structures are now set to start imminently.The scheme includes building a 70mph dual carriageway, grade separated junctions at Chiverton Cross, Chybucca and Carland Cross and new bridges at Tolgroggan Farm, Pennycomequick Lane and over the Allet to Tresawsen road to provide local access.