“Design and build of permeable paving car park and portal security improvement works” Heathrow Portal Upgrade Heathrow Portal Upgrade Armco Barrier Installation JUNE 2019 – DEC 2019 HEATHROW AIRPORT CIVIL ENGINEERING, LIGHTING, COMMUNICATIONS & SECURITY SYSTEMS VALUE £1.2m T he Elizabeth line will significantly improve links between Heathrow and several central London destinations, significantly increasing demands on Heathrow Express. Due to the anticipated increase in traffic, we worked collaboratively with Heathrow to update the infrastructure and to alleviate all potential disruptions. The main issues were addressed through a series of linked work packages which enable Heathrow to continually provide excellent infrastructure availability of 99.75%. The followi

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