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M53 Moreton North Bridge Demolition

The M53 Moreton North Bridge carries the Junction 2 southbound slip road (Chester bound) over the main motorway. Recent bridge assessments had recommended a weight restriction be applied to the bridge which would restrict HGV use. Highways England therefore planned for its replacement. The presence of asbestos permanent formwork cast… ∞

Pooley Bridge Gets Its Bridge Back

On December the 6th 2015, during storm Desmond, substantial flooding in Cumbria resulted in the loss of the masonry arch bridge within the village of Pooley Bridge. The original bridge was erected in 1764 (itself replacing an earlier bridge from the 16th century) and was positioned at the outlet of… ∞

A57 Hyde Road Widening Works to Ease Congestion

The A57 Hyde Road forms part of the main arterial route network into Manchester City Centre. The trunk road is a link between the junctions of the M60 and M67 motorways at the east end, and the Ardwick Green South (A6) at the west end. For the majority of its… ∞

New Gas Bag for Southport WwTW

As part of United Utilities improvements to Southport WwTW a new state of the art gas bag retention system has been installed to replace the traditional gas holders. Methane produced from sludge treatment will be stored in the bag and this gas will then be turned into electricity to help… ∞

A50 Growth Corridor Bridge Demolition

The £40 million A50 Growth Corridor Project is being delivered by Staffordshire County Council and Tarmac Construction on behalf of Highways England. The project is designed to ease congestion and offer easy access to the 700-home Bramshall Meadows housing development without traffic being driven through Uttoxeter. The works include a… ∞

South Wales Re-Signalling Programme

State-of-the art signalling technology is being installed in South Wales to allow more trains to run along the track and so increase passenger capacity, particularly at peak times. The works have included re-signalling the line in the area east of Port Talbot East, from Llantrisant to Baglan, the Newport area… ∞

Dukinfield Waste Water Treatment Works – Nitrifying Trickling Filter

PaSCoE were commissioned to design the civils structures associated with the construction of a new Nitrifying Trickling Filter (NTF) to supplement an existing bank of NTF’s supplied by a single distribution chamber. The works included the design and detailing of piled foundations for the new post tensioned precast segmental tank… ∞

New Culvert Reinstates RA Rating for the Welshpool to Aberystwyth Line

As part of the Wales Package 7 contract, a number of structures along the Welshpool to Aberystwyth line did not have the Rail Availability (RA) rating for the line. In order to achieve the RA rating for the Greenhouse Underbridge it was agreed that the superstructure to the bridge would… ∞

Stockley Airport Junction – New Relief Lines to Heathrow

For the past 18months the Crossrail West, Stockley Airport Junction project has provided a constant source of opportunities for PaSCoE to prove our ability to develop strong working relationship as well as demonstrate our unique, adaptive and client focused approach to temporary works design. Due to increased demand on rail… ∞

Cambrian Quarry – New life for former ‘Vim’ quarry

The geology to the west of Mold in North Wales has a long history of extractive industries. Mineralised veins within the rocks have been mined for lead, and mine voids have been used for drainage and storage, including munitions and explosives. At Cambrian Quarry in Gwernymynydd, underground workings extracted the… ∞

Rope Walk, London – Piled Tower Crane Base Stability

While the collapse of tower cranes is rare, accidents and near misses do occur. Generally these result from events, either singly or in combination, which are not anticipated, events or actions that cause unexpected loads, or from errors during the design, erection, use or dismantling. Failures of any part of… ∞

Ben Gill, Cumbria – Back to Nature

Engineering work on the weir of Ennerdale Water in the 1950s raised the level of the lake, increasing its storage capacity and ensuring a more secure potable water supply. As part of this work, one of the tributaries of the River Ehen (Ben Gill) was diverted to Ennerdale Water via… ∞

Sustainable Urban Drainage – Innovative underground storage solution

Working in partnership with Stormwater Management Ltd we have provided the technical support to assist in the design and construct an innovative sustainable urban drainage system – the Elevator attenuation storage tank. The unique uPVC permanent formwork solution creates an innovative means of economising material needs whilst achieving excellent structural… ∞

Greystone Footbridge Replacement – The End for the Sausage Bridge

Greystone Footbridge, known locally as the ‘sausage bridge’, has helped generations of the local community to safely cross the M62 since opening in 1973. The footbridge has now reached the end of it serviceable life and Knowsley Council is investing in a new modern replacement bridge that will cater for… ∞

14m high wall supports the flow of electricity from Scotland to England

As part of the major FACTS (Flexible Alternating Current Transmission System) project by National Grid to boost the flow of electricity from Scotland to England cutting edge design TCSC (thyristor controlled series compensation) equipment was required at the Hutton 400 kV Hutton Substation near Kendal in Cumbria. This exciting project… ∞

800 year old Kirkstall Forge gets a new lease of life

A historic part of Leeds is being given a new lease of life as Kirkstall Forge is set kick start the regeneration of the area. For over 800 years Kirkstall Forge has been a vital part of Leeds’ industrial heritage, with this part of the city forging metal since 1147… ∞

High Wycombe Rail Station – Works start on £4 million upgrade

Improvement works have started at Chiltern Railways’ third busiest station, High Wycombe, as part of a £4 million Network Rail project which will see the lengthening of the northbound platforms and the construction of a footbridge. Network Rail and Chiltern Railways are undertaking the project to provide long term additional… ∞

Hayeswater Reservoir returned to a natural tarn

After more than 100 years of public service Hayeswater Reservoir has been restored to the natural mountain tarn it once was. Dammed in 1908 to provide drinking water to communities around Ullswater the reservoir was declared surplus to requirements in 2005. The project team of United Utilities, PaSCoE, and Eric… ∞

Crossrail – Stockley Airport Junction

Crossrail is amongst the most significant infrastructure projects ever undertaken in the UK – from improving journey times across London, to easing congestion and offering better connections. Crossrail will deliver a high frequency, high capacity service to 40 stations linking Reading and Heathrow in the west, to Shenfield and Abbey… ∞

A27/A270 Junction Improvements Brighton

To support the construction of a new Community Stadium and new building works by the University of Brighton the existing road network required major improvements to interface with the existing and proposed infrastructure. The new Brighton and Hove Albion Stadium Project required improvements to the A270 Lewes Road which included… ∞

Eltham Embankment Stabilisation

Evidence of both deep seated and shallow instability had been reported on the Down slope of the Eltham embankment located approximately 300m to the west of Eltham Station between Eltham and Kidbrooke stations at ELR: BEX 8m 61.5ch to 8m 70ch. Remedial works in the form of soil nailing, track… ∞

Thameslink Tight Squeeze

The £6bn Thameslink Programme has now entered its second phase of project delivery. This monumental scheme, driven forward by the rapidly expanding demand for rail services is focused on transforming the Thameslink transport artery into a more accessible link through the heart of London The upgrade and expansion of the… ∞

Daniels Mill Slope Reconstruction

Daniels Mill is a fully working watermill set in the idyllic Shropshire countryside, deep in a wooded steep valley crossed by the 19th century viaduct carrying the Severn Valley Railway to Bridgnorth. Its impressive waterwheel has been carefully restored to its former glory and is the largest waterwheel powering a… ∞

Tanners Hill

To improve capacity on the line between London Bridge and Lewisham, a new stretch of single track has been built alongside the original bi-directional single track between Tanners Hill Junction (near St John’s Station) and Lewisham Vale Junction. Before the new track was laid, St John’s Vale Road Bridge was… ∞

Piethorne Water Treatment Works

An existing access road to the Piethorne Water Treatment Works had started to fail, and tension cracks were observed in the road surface. PaSCoE were commissioned by Eric Wright Civil Engineering to design a temporary access track to maintain access for deliveries to the Piethorne & Wickenhall Water Treatment Works…. ∞

Littleborough Station

Littleborough Station is constructed on top of a high embankment with a car park at the bottom. Stairs provided the only pedestrian access from the car park, limiting access to the station for wheelchair and pram users. As part of Network Rail’s ‘access for all’ programme for providing step free… ∞

A46 Bingham Railway Bridge

As part of the A46 Widmerpool Improvement Scheme an existing masonry railway bridge at Bingham required replacement to accommodate four lanes of traffic below. The bridge was designed to be constructed off line and under a 72 hour Christmas possession to be driven into position using self-propelled modular transport (SPMTs)…. ∞

Moor Street Link

The Birmingham Gateway Project is centred on the refurbishment of Birmingham New Street railway station. The project aims to make the congested, dark station more visitor friendly and efficient. Under the first phase of the project a new walkway was to be constructed along an existing 8m high retaining wall,… ∞

Hednesford Signal Box Relocation

As historic signal boxes up and down the country are destroyed the unique 38-lever signal box at Hednesford Station has been relocated to Hednesford Park ready for a new chapter in its life. It is due to open to the public later this year after being restored to its former… ∞

Ogden IR Advance

Following flood studies and physical modelling it was determined that the existing Ogden Reservoir was unable to pass a Probable Maximum Flood (PMF). To accommodate the PMF event, the existing spillways and overflows needed improvement. However to enable these improvements to be carried out, advanced works were required to divert… ∞

Ogden IR Sheet Piles & Channel

Flood studies and physical model tests demonstrated that the original overflow and spillway facilities at the Ogden Impounding Reservoir were unable to pass the Probable Maximum Flood (PMF) without overtopping onto the main earth embankment with a consequent risk of failure due to the destructive action of out-of-channel flows. The… ∞

Ogden IR Temp Bridge

Ogden IR Wedge Block

Asda Rochdale

When ASDA opted to construct a new distribution warehouse in Rochdale a site was identified close to the M62, overlooking a number of residential properties. The site was heavily sloping and a cut and fill exercise highlighted the need for a 4-5m high retaining structure to support the lorry access… ∞

Thompson Street Services Bridge

Thompson Street in Darlington crosses over the East Coast main line. The existing plate girder bridge had a timber deck with limited capacity and was to be replaced. On investigation it was found that the bridge carried a 400mm diameter water main supplying Darlington, and this and other auxiliary services… ∞

Stubbin Lane & Willowbank

As part of upgrading works on the East Coast Mainline, a new parapet was to be installed on Stubbin Lane bridge and a complete deck replacement at Willowbank bridge on the Elsecar to Wombwell line. On both bridges heavy craneage was required to lift in the bridge beams and the… ∞

Ogden IR Dam Stability

Milwr Tunnel

Milwr Tunnel is a mine drainage adit extending 10 miles from Cadole near Loggerheads, Denbighshire to Bagillt on the Dee Estuary in North Wales. The tunnel outfall is located approximately 100m inland from the banks of the River Dee and water flows to the Dee via a 18m wide 6m… ∞

Holden Wood IR

Flood studies and physical model tests demonstrated that the existing overflow and spillway facilities at the Holden Wood Impounding Reservoir were unable to pass the Probable Maximum Flood (PMF) without overtopping onto the main earth embankment with a consequent risk of failure due to the destructive action of out-of-channel flows…. ∞

Bookham Embankment Stabilisation

Bookham embankment is located between Effingham Junction and Leatherhead Junction. A section of the line is built upon an embankment up to 5.5m high with a slope angle of 31°. The embankment was constructed mainly using remoulded soft clay, and a circular slip failure had resulted in movement of the… ∞

Rooley Lane

Marks & Spencer launched a programme to consolidate its existing logistics network and needed a new centralised distribution facility in the North of England. Prologis had acquired the West Bowling Golf Club in a 50/50 joint venture partnership with Marks & Spencer; the site being adjacent to the M606 and… ∞

Preston WTS

The Lancashire Waste Network comprises the treatment of household waste from the 15 local authorities at 4 Central Waste Treatment Facilities supported by 11 Waste Transfer Stations. The Preston Waste Transfer Station (WTS) will process 60,000 tonnes per annum of mixed waste with future expansion to include a 26,000 tonnes… ∞

Poaka Beck

The project required the replacement of an existing siphon pipeline situated just under the surface of the upstream face, crest and downstream face of the Poaka Beck Impounding Reservoir Dam, near Ulverston, Cumbria. The siphon pipeline has a dual purpose, serving as the supply pipeline to Poaka Beck Water Treatment… ∞

Baystone Bank

Baystone Bank Reservoir impounded the Whicham Beck and the Whicham Beck tributary. The total catchment area at the dam was 2.47km2, with approximately 93% accounted for from the Whicham Beck and 7% from the tributary. The standard average annual rainfall for the catchment is 1,780mm. A by-wash channel allowed reservoir… ∞

Midland Quarry

A former sandstone and diorite quarry on a 16hectare site near Nuneaton was to be redeveloped by Redrow Homes for new residential housing. To maximise the available land required the construction of a new retaining structure within the existing quarry. The existing quarry comprised a partially flooded Main Void and… ∞

Foxbank Bewdley

Following rain storms in Worcestershire movement occurred in retaining walls and steep garden slopes rising above and behind “Foxbank”, a house on the busy Cleobury Road in Bewdley. Power supply poles in the garden tilted and foul sewerage pipes were fractured. The site was small but access problems were immense,… ∞

Buttershaw School

Buttershaw High school was included in Phase 1 of the Government ‘Building Schools for the Future’ programme. The scheme entailed the demolition of existing school buildings and the construction of a new school building, car parking and sports facilities. The school site was constructed over varied topography which required the… ∞

Selly Oak Phase 1 Temporary Wall

Selly Oak is an area of Birmingham notorious for congestion and as part of the phase 1 bypass scheme, a new roundabout leading to the Phase 2 works and a replacement bridge were required over the Dudley No.2 Canal. The new bridge over the canal was to be widened to… ∞

Selly Oak Phase 1 Bridge Propping

Selly Oak is an area of Birmingham notorious for congestion and as phase 1 of the bypass scheme, a new roundabout leading to the Phase 2 works and a replacement bridge were required over the Dudley No.2 Canal. The new bridge over the canal was to be widened to accommodate… ∞

Ray Hall Viaduct

Ray Hall Viaduct forms part of the M6 elevated network carrying the motorway over the River Tame and the Tame Valley Canal embankment. The viaduct comprises a RC beam supported on four RC columns – known as bents – on a piled foundation. Cathodic protection was required to a number… ∞

Abbey Area Regeneration – Bridge Lift

To kick start the multi-million pound transformation of Abbey Road area in Kilburn, London a disused footbridge over the West Coast mainline needed to be removed. The 34m single span, steel truss bridge provided access between a local housing estate and a multi-story car park. However, since its construction, the… ∞

Allescholes Landslip Stabilisation Works

The existing embankment pre-failure comprised of a clay slope at an approximate inclination of 1:1.5, with a height of approximately 8m falling to a stream at the base of the slope. Road drainage was directed to a ditch at the side of the embankment falling to the stream at the… ∞

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