CONTRACTS for the preliminary stages of HS2 and a Wolverhampton resignalling project have helped to boost the performance of infrastructure group W S Atkins.The group has seen annual turnover grow by 9% to £1,711.1m (2011: £1,564.3m), while reported pre-tax profit was up almost 50% to £135.5m (2011: £91.0m); the latter benefiting from £30.9m in pension gains arising from steps taken to actively manage pension liabilities.The company also generated £7.2m profit from the sale in November last year ......for the full story register now for free or login below...