West Anglia Mainline (WAML)

The West Anglia Mainline works involved the construction of a new line between Lea Bridge & the new Meridian Water station to feed a significant new housing development at Meridian Water.

Pod-Trak undertook a significant multidiscipline package covering Civil Engineering, Permanent Way and OLE. This brought key advantages to the client to manage the interface between disciplines.

Civil Engineering

• Reduced Level dig and installation of 6 kms of a Primary type 1 formation.
• Removal and reinstatement of soft spots providing CBR, DIN and materials testing at 50 meter intervals.
• Installation of perforated and carrier track drainage systems and deep surface water drainage systems.
• Construction of a 330m reinforced earthwork noise attenuation bund
• Civils & Structures (Bridges 666, 1391 & 1393)
• 1 Drainage and 5 Utility UTXs.
• Culvert strengthening & scour protection works
• 750 meters of Elevated and Concrete trough works
• Site Wide Landscaping.
• Bridge foundation pile cropping to 1100mm CFA piles
• Bridge sub structure excavation & reinforced concrete works
• Crane & piling mat construction and removal
• New deck installation complete with bearings.
• FRC works to bridge decks.
• Bridge deck drainage.

Permanent Way

• 6km of new ballast and track, installed during passion with Kirow & within lose lay in High Street environment.
• New S&C Layout at Lea Bridge
• Slab Trak
• Cable Management Sleepers
• Buffers, RRAPs & Lubricators
• Guard Rails

OLE

• 6km of new series 2 OLE system
• 140 new structures inc piling, UC, DC, TTC, SSA & Portals
• Feeding reconfigurations at Copper Mill
• Booster transformer & switch installations
• Traction Ve+ & Ve- bonding