Client: LB Foster/Crossrail

Project: Tunnel Ventilation Systems

Overview of Deliverables: 

Tunnel ventilation system works: DPH completed the dressing in, glanding, terminating and testing of 1,230 cable ends.  The works were carried out across 10 stations, comprising of power and control cabling, supplying the motor control centre, fan control room dampers, actuators and fans.

System wide Trace works: DPH completed the dressing in, glanding, terminating and testing of 2,995 cable ends, comprising of power and control cabling, supply tunnel lighting and power panels, tunnel lighting UPS, tunnel led lighting, push buttons, pump motor control centres, socket outlets, OHLE switches, cross passage isolators, cross passage and platform DBs.  The works were carried out across 34 stations, shafts and portal locations and 18 cross passage locations.

Contract value: £1.8m

Duration: 18 months