Birmingham Gateway project
Works comprise 3 projects running simultaneously & concurrently on different areas within New Street Station.
Navigation Street Bridge
The works included; demolition of existing bridge span between platforms 8/9b and 10/11b and existing staircase to platform 10/11b; demolition of existing spiral fire escape stairs and parapet walls fronting Hill Street and the concrete access ramp to suit; design, construction and installation of new bridge span/spans plus associated new staircases for platforms 10/11b and 12b; bridge extension to existing footbridge spanning 3 platforms to the new Hill Street concourse supporting structure; alterations to the top of the existing staircase on platform 8/9b where it meets the new bridge extension span; foundations for new bridge supports; all OHLE works as necessary to enable the Bridge extension installation works; electrical services co-ordination in relation to the bridge extension works; co-ordination at design and construction stages with named specialist cladding designer and installation contractor.
Innovation New Street Bridge:
- Revised temporary works/sequencing and strategy to facilitate installation of the bridge on shorter OROR possession.
- Propping of the existing structure during demolition works.
- Staged demolition in advance of main works.
Platform 12
The Refurbishment of platform 12 includes the demolition of existing rooms, removal of all existing floor finishes and platform furniture. Construction of foundations, escalator pits and lift shafts along with the construction of new rooms, new floor and wall finishes, staircases and platform furniture together with associated builders works.
East Void Works
Design & installation of piling and steelwork connections, installation of steel grillage superstructure, pre-cast plank floor and staircase from platform 10 to concourse level and the demolition of parapets at concourse level.
Innovation - East Void Works:
- Overhung scaffolds - facilitate work without impacting on the operational platform.
- Timber pyramids - facilitate the installation of columns safely within operational platform areas.
- Installation of tower crane to facilitate erection of structural steel and pre-cast concrete slabs for East Void infill.
