Work is due to start next week on widening the M25 from junction 1b to junction 3. The section of motorway between junctions 2 and 3 will be widened from dual three-lanes to dual four-lanes. The new lanes will use the existing hard shoulder and new hard shoulders will be built except under bridges. Between junctions 1b and 2 the motorway will be widened from dual two-lanes to dual three-lanes.
Client: The Highways Agency. Design consultant: Jacobs Babtie.
Contractor: Costain. Cost:...
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