• Roads

Emergency road / repair works, Barnet UK

Geobear was contacted by J Brown Construction to provide an emergency solution for a project they were completing for Thames Water. The overall project scope was to replace a section of leaking water pipe beneath Hadley Green Road in Barnet. Over the decades, gradual degradation had led to the victorian era pipe cracking, which resulted […]

  • Roads

A83 void filling and stabilisation

Client: Bear Scotland The A83 is a major road in the south of Argyll and Bute in the Scottish Highlands. It runs from Tarbet, on the western shore of Loch Lomond, where it splits from the A82 to Campbeltown at the southern end of the Kintyre peninsula. A section of the A83 near Furnace has […]

  • Infrastructure
  • Utilities

Void Filling beneath a gas sub-station – Romford, UK

Background Geobear was contacted to use it’s geoopolymer material to fill a void beneath a gas substation. The substation is situated on a slab supported at both ends by concrete rafts, visual inspections indicated the presence of a void beneath the centre of the slab. The void, caused by a combination of wash out and […]

  • Roads

Road Stabilisation – Southampton Docks approach

Keeping disruption to a minimum is a major issue when deciding how best to carry out carriageway repairs. So, when Southampton City Council needed to stabilise concrete slabs on an approach to the city’s docks last month, it wanted a solution that would complete the job quickly and allow the road to remain open. By […]

  • Roads

Nottingham EZ1 – Void filling and stabilisation

Client: C A Blackwell Background The client had recently constructed  an access road and bridge into a new enterprise zone on the outskirts of Nottingham. The water main running beneath the embankment and feeding in to the adjacent Boots factory fractured some time after the completion of the work causing a significant amount of damage […]

  • Roads

M61 Duckworth – Stabilisation

Client: bbmmjv Background The M61 is a busy motorway linking the M60 to the south of Bolton and the M6 just south of Preston. A ground improvement solution was required due to washout of abutment fill material caused by a fractured drainage pipe / valve. An area measuring 1.5 x 1.5m within the northbound hard […]

  • Airports

Luton Airport Slab Stabilisation

Background The concrete slabs that for the taxiway at Luton Airport have been in place for 12 years. Whilst the vast proportion of slabs themselves are operationally sound, in some areas there is rocking occurring as a consequence of the fines beneath the slab being gradually washed out over time. The client required an urgent […]

  • Roads

M11 emergency ground strengthening

Geobear was contacted by WSP to provide a design solution for a voiding and ground improvement This project was emergency works within the footprint of the A14 Cambridge to Huntingdon Major Improvement scheme at the Junction 14 Girton Interchange. The affected section of the junction comprised a two-lane slip road section of motorway with cloverleaf […]

  • Roads

M11 stabilisation of the Girton interchange

VIDEO: Geobear were recently appointed to deliver significant urgent works on the M11 slip roads with the A14. We worked with Interserve, WSP and Highways England to deliver the project. The video below describes the project:

  • Roads

A180 – Croxton Holding Scheme

Aone+, the Asset Support Contractor for Area 12, contacted Geobear regarding a section of the A180 near Immingham. Over a 4 km stretch of the westbound carriageway concrete road slabs, some of which were up to 40 years old were suffering serious problems with settlement. Visual inspections highlighted 56 sinking slabs of up to 30mm […]

  • Infrastructure
  • Roads

Stabilisation of A-road , South East

Stabilisation of A-road in the South East of England Geobear were recently contracted to deliver ground stabilisation works to a key  A road in South East England. Although the road is modern in construction, sections began to show signs of settlement and with the local county council keen to resurface they were concerned that any […]

  • Infrastructure
  • Rails

Harold Wood Station void filling

We were on site at Harold Wood station recently to fill a void under the ticket office – this video tells the story.  

  • Infrastructure
  • Roads

Leaking River Wall Sealed

The River Ouse runs close to many of the roads in the Newland area of East Yorkshire, with sheet piled walls used to hold, or channel the water. One particular stretch was found to be leaking water from behind a sheet piled wall, the result of general aging, with water coming from both rain and […]

  • Roads

A47 Bretton Subway, Peterborough

Background Several pavement defects were present on the eastbound and westbound dual carriageways in the vicinity of a pedestrian subway which passes underneath the A47 at junction 16. A ground investigation was undertaken along a 50m stretch of the carriageway to obtain data regarding the ground and ground water conditions at the site in order […]

  • Utilities

Barking Substation stabilisation and void filling

Barking Substation Powers Ahead with Geobear’s Geopolymer Void-Filling Solution Providing electricity to most of East London, including parts of Crossrail, the National Grid-owned and operated Barking substation is an extremely important power asset. As part of its on-going upgrading and maintenance programmes, National Grid was looking to repair and replace a number of ceramic insulators, […]

  • Ports

Geobear Stabilises and Improves Soils at Aging Dock

Glasson Dock was built in 1787, and has had a long and varied history and although its peak as an industrial port has long past, a limited amount of commercial traffic still uses the dock, with outbound shipments, including coal for the Isle of Man and the Western Isles of Scotland, and incoming cargoes including […]

  • Infrastructure
  • Roads

A14 stabilisation, Haughley

Following a routine condition survey, Highways England identified a section of the A14 at Haughley that had uneven concrete slabs, which presented a potentially unsafe road surface and as such was subject to a larger pavement renewal scheme. The cause of the movement encountered was natural wear and tear but attributable to a combination of […]

  • Infrastructure

Enhanced DNAPL coal tar extraction using geopolymer material

Summary Geobear recently worked on an innovative scheme to use our expanding geopolymer resin to enhance, pump and treat the removal of DNAPL coal tar from a sub-surface gas holder, whilst simultaneously stabilising the holder backfill and encapsulating the residual coal tar remaining in-situ. The approach, designed and implemented by Environmental Reclamation Services as Principal […]

  • Infrastructure

Listed Wall protected by Geobear

Listed Wall Protected by Geobear Cannon Hill, located off the main Finchley Road in Camden is situated to the north of the City of London. Although it has undergone considerable change in recent years the area still retails many historical features and its housing is typical of many London suburb, consisting of many 1920s and […]

  • Infrastructure

Void filling – Bermondsey Dive Under

Geobear was contracted by Skanska to design a solution for void filling between a new railway box structure and existing railway viaduct near Bermondsey. The box structure, called the Bermondsey Dive Under, was designed and introduced to provide grade separation between the Kent and Thameslink lines, which would enable the continual operation of the two […]