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The delivery of concrete makes its way into the tunnel.

Credit: Four by Three

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A telehandler carries materials into the north end of the tunnel.

Credit: Four by Three

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RamArch reinforcement panels at No.4 Shaft which have been encapsulated in sprayed concrete.

Credit: Forgotten Relics

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A distant view of the tunnel - taken on a weekend evening - showing the lights on.

Credit: Four by Three

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An array of four CCTV cameras inside the tunnel entrance.

Credit: Four by Three

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Blue smoke bellows from the generator's exhaust.

Credit: Four by Three

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6N aggregate is loaded onto a conveyor belt for tipping down No.2 Shaft.

Credit: Four by Three

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6N aggregate is loaded onto a conveyor belt for tipping down No.2 Shaft.

Credit: Four by Three

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A wagon delivers another consignment of 6N aggregate for tipping down No.2 Shaft.

Credit: Four by Three

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Workman watch on as the infilling works continue.

Credit: Four by Three

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Aggregate being loaded onto the conveyor for tipping.

Credit: Four by Three

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A site warning sign, amended by one of the campaign supporters.

Credit: Four by Three

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A small cherry picker is loaded for dispatch.

Credit: Four by Three

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Another piece of equipment is hoisted onto a lowloader.

Credit: Four by Three

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A telehandler carries one of the generators out of the tunnel.

Credit: Four by Three

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Colliery arches at the smaller of two partial collapses.

Credit: Morse & Endeavour

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RamArch reinforcement mesh installed to the south of the partial collapses.

Credit: Morse & Endeavour

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Colliery arches within an area formerly designated as an exclusion zone due to its poor condition.

Credit: Morse & Endeavour

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A section of Thackley Old Tunnel (near Bradford), partly infilled with mass concrete between blockwork bulkheads.

Credit: Four by Three

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A group of cyclists from Queensbury Queens of the Mountain approach the tunnel.

Credit: Tom Woollard

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Councillor John Pennington, leader of the Conservative group on Bradford Council

Credit: Tom Woollard

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Holly Lynch, MP for Halifax, and Councillor Jane Scullion, Deputy Leader of Calderdale Council

Credit: Four by Three

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The launch event for the Bradford-Halifax Greenway in Queensbury's Victoria Hall.

Credit: Four by Three

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Councillor Alex Ross-Shaw, Portfolio Holder - Regeneration, Planning & Transport, Bradford Council

Credit: Four by Three

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A group of walkers and cyclists at the tunnel for a live broadcast into the BBC's Look North programme.

Credit: Four by Three

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A visualisation of cyclists approaching the tunnel's south portal.

Credit: Queensbury Tunnel Society

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The tunnel's 'zone of influence' through the populated part of Queensbury.

Credit: Four by Three

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MPs Philip Davies, Judith Cummins and Naz Shah at the north portal.

Credit: Four by Three

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MPs Philip Davies, Judith Cummins and Naz Shah at the north portal, together with Aaron Okorie (front right) from Bradford Council and (rear right) Cllrs Lynda Cromie and Andrew Senior from Queensbury ward.

Credit: Four by Three

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Two members of the Queensbury Queens of the Mountain head away from the tunnel.

Credit: Four by Three

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A Siltbuster unit being unloaded.

Credit: Four by Three

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A Siltbuster unit being taken inside the tunnel.

Credit: Four by Three

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Floodwater filling the southern approach cutting on 18th March 2019.

Credit: Four by Three

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Patches of diesel on the surface of Hole Bottom Beck.

Credit: Queensbury Tunnel Society

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Patches of diesel on the surface of Hole Bottom Beck.

Credit: Queensbury Tunnel Society

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Patches of diesel on the surface of Hole Bottom Beck.

Credit: Queensbury Tunnel Society

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Patches of diesel on the surface of Hole Bottom Beck.

Credit: Queensbury Tunnel Society

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Black, heavily-silted water being discharged into Hole Bottom Beck from a drain connected to Queensbury Tunnel.

Credit: Queensbury Tunnel Society

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A sample of water taken from the drain's outflow.

Credit: Queensbury Tunnel Society

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Map showing the layout of the tunnel, watercourses and area of pollution.

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A cyclist walks their bike down Station Road.

Credit: Four by Three

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A car negotiating some of the potholes on Station Road.

Credit: Four by Three

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Mud where Station Road meets the Great Northern Railway Trail.

Credit: Four by Three

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A few of the cyclists gathered at the tunnel on 28th January 2019.

Credit: Four by Three

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Visiting stakeholders at the north portal, including Norah McWilliam (Leader, Queensbury Tunnel Society), Dot Foster (Cycling lead, Calderdale Council), Alex Ross-Shaw (Portfolio Holder for Regeneration, Planning & Transport, Bradford Council) and Jeff McQuillan (Chair, Great Northern Railway Trail Development Group).

Credit: Queensbury Directory

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A view into the tunnel from the north portal.

Credit: Four by Three

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How the tunnel could look following conversion to host a cycle path.

Credit: Four by Three

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Rubbish and contaminants in the floodwater within the tunnel.

Credit: Forgotten Relics

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The floodwater is being discharged into Hole Bottom Beck which passes through a culvert close to the tunnel.

Credit: Forgotten Relics

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Siltbuster equipment at the south end of the tunnel during a dewatering operation in 2015.

Credit: Forgotten Relics

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Water samples taken upstream and downstream of the discharge point.

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AMCO-Giffen workers at the north end of Queensbury Tunnel.

Credit: Four by Three

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Severe defects and a partial collapse within the exclusion zone close to the tunnel's midpoint.

Credit: Forgotten Relics

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Flooding at the tunnel's southern entrance, extending inwards to the midpoint.

Credit: Four by Three

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The north portal of Queensbury Tunnel.

Credit: Four by Three

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Queensbury Tunnel's 'zone of influence', as described in a report by Jacobs, Highways England's consulting engineers.

Credit: GoogleEarth/Landsat/
Copernicus

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Flooding at the tunnel's south portal.

Credit: Four by Three

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One of two partial collapses which prevent access through the tunnel to the south of its midpoint.

Credit: Forgotten Relics

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AMCO-Giffen vehicles at the north end of Queensbury Tunnel on 12th October.

Credit: Four by Three

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Flooding at the south end of the tunnel in September 2018, caused by Highways England's failure to pay the £50 annual rent for their pumping station.

Credit: Four by Three

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The current scene at No.8 shaft, close to the northern end of the tunnel.

Credit: Forgotten Relics

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A vision of the future as cyclists pass beneath some restored strengthening arches.

Credit: Four by Three

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A memorial gathering to remember the ten men killed during the tunnel's construction.

Credit: Four by Three

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The memorial cross, erected close to the tunnel's north portal.

Credit: Four by Three

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AECOM engineers, accompanied by a Mines Rescue team, enter the tunnel on 1st August 2018 to progress investigations on behalf of Bradford Council.

Credit: Forgotten Relics

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A laser scanning system collecting data for a 3D model of the tunnel, used for assessment purposes.

Credit: Forgotten Relics

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The bulged and failing sidewall close to No.2 Shaft.

Credit: Forgotten Relics

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The view south from No.4 shaft towards the larger of two partial collapses.

Credit: Forgotten Relics

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The cap of No.4 shaft, located between two dwellings in Queensbury.

Credit: Forgotten Relics

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Norah McWilliam (QTS), Iain Duncan Smith MP, Cllr Andrew Senior and Cllr Robert Hargreaves at the tunnel's north portal.

Credit: Forgotten Relics

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A view of No.4 shaft which plays a crucial role in Highways England's "worst scenario".

Credit: Forgotten Relics

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Councillor Andrew Senior, Conservative, Queensbury

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Formerly leased section of cutting at the south end of the tunnel, with pipework extending up from the pumps to the control panel in the fenced enclosure.

Credit: Four by Three

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Floodwater extending almost half the length of the tunnel, with the high water mark visible at the haunch.

Credit: Forgotten Relics

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Norah McWilliam, leader of the Queensbury Tunnel Society, at the flooded south entrance.

Credit: Forgotten Relics

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'Reflections' logo

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Contributors to the first collection of 'Reflections' videos:
(M) Councillor Dot Foster - Calderdale Cycling & Walking Champion
(Tu) Jeff McQuillan - Chair, Great Northern Railway Trail Development Group
(W) Graeme Bickerdike - Engineering Co-ordinator, Queensbury Tunnel Society
(Th) Harry Thompson - Former Fireman
(F) Naz Shah MP - Bradford West

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Contributors to the second collection of 'Reflections' videos:
(M) Mike Babbitt - Head of Network Development, Sustrans
(Tu) Norah McWilliam - Leader, Queensbury Tunnel Society
(W) Peter Harris - Tunnel Engineering Specialist
(Th) Trudy Bradburne & Kathy Daveney - 12-year-old adventurers
(F) Councillor Andrew Senior - Conservative, Queensbury ward

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Trudy Bradburne (left) and Kathy Daveney who, as 12-year-old school girls, walked through Queensbury Tunnel with four of their friends.

Credit: Four by Three

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Kathy Daveney (left) and Trudy Bradburne who, as 12-year-old school girls, walked through Queensbury Tunnel with four of their friends.

Credit: Four by Three

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Halifax Courier article from 12th February 1960, recounting the tunnel adventure of Kathy Daveney and Trudy Bradburne.

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A view south through the tunnel showing the sleeper indentations and one of only 14 trackworker refuges.

Credit: Forgotten Relics

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Lord Tony Greaves, Liberal Democrat Peer

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Councillor Andrew Senior - Conservative, Queensbury Ward - being interviewed for ITV's Calendar at the tunnel's north portal.

Credit: Queensbury Directory

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A computer-generated visualisation of the tunnel after repair.

Credit: Four by Three

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Bradford Councillors discuss the tunnel proposal during a meeting on 16th January 2018.

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Norah McWilliam, leader of the Queensbury Tunnel Society, is interviewed by Chris Kiddey during filming for ITV News Calendar on 3rd January 2018.

Credit: Queensbury Directory

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Graeme Bickerdike, Engineering Coordinator for the Queensbury Tunnel Society, is interviewed by Chris Kiddey during filming for ITV News Calendar on 3rd January 2018.

Credit: Queensbury Directory

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Councillor Andrew Senior is interviewed by Chris Kiddey during filming for ITV News Calendar on 3rd January 2018.

Credit: Queensbury Directory

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Supporters of the tunnel campaign gather at the north portal on 3rd January 2018 during filming for a Sky News piece.

Credit: Queensbury Directory

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Supporters of the tunnel campaign gather at the north portal on 15th August 2017, during filming for BBC Look North.

Credit: Four by Three

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Supporters of the tunnel campaign gather at the north portal on 15th August 2017, during filming for BBC Look North.

Credit: Four by Three

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Supporters of the tunnel campaign gather at the north portal on 15th August 2017, during filming for BBC Look North.

Credit: Four by Three

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Supporters of the tunnel campaign gather at the north portal on 15th August 2017, during filming for BBC Look North.

Credit: Four by Three

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Supporters of the tunnel campaign gather at the north portal on 15th August 2017, during filming for BBC Look North.

Credit: Four by Three

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A set of steel arches, used to provide additional support for the arch.

Credit: Four by Three

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One of two in-situ concrete arches, used to repair the partial collapses.

Credit: Four by Three

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A gong provided an audible warning of the Up Distant signal.

Credit: Four by Three

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Enough water probably pours down No.2 shaft to power an art installation.

Credit: Four by Three

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A view up No.3 shaft at the reinforced concrete frames.

Credit: Four by Three

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The lone track panel left by the salvage crews below No.4 shaft.

Credit: Four by Three

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The cycle path would enter the tunnel via a ramp.

Credit: Four by Three

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Another set of steel arches, this one incorporating a works platform.

Credit: Four by Three

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Part of the 3D model.

Credit: Four by Three

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Ten men lost their lives in appalling circumstances during the construction of Queensbury Tunnel

Credit: Four by Three

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A modern tunnel, driven and lined using a tunnel boring machine.

Credit: Four by Three

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Galdane Tunnel in Norway, one of many on the country's road network driven using 'drill and blast' techniques.

Credit: Simon Douglas

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89% of Queensbury Tunnel remains in 'fair' condition and can be repaired at modest cost using standard methodologies.

Credit: Forgotten Relics

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How the north portal will probably look if abandonment goes ahead.

Credit: Four by Three

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A view of the tunnel's southern entrance during construction.

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Looking up No.3 shaft at the reinforced concrete frames inserted in 1934/35.

Credit: Forgotten Relics

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Looking north from No.3 shaft.

Credit: Forgotten Relics

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Engineers exit the tunnel's south portal on 22nd June.

Credit: Four by Three

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One of two partial collapses in the tunnel's central section.

Credit: Four by Three

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A deluge of water descends No.2 shaft into the tunnel.

Credit: Forgotten Relics

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A lone railway track panel evaded the salvage team below No.4 shaft.

Credit: Forgotten Relics

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Mineral deposits on the sidewall at an area of water ingress.

Credit: Forgotten Relics

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Flooding in the tunnel starts about 1,000 yards from the south end.

Credit: Forgotten Relics

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Not much light at the end of the tunnel...currently.

Credit: Forgotten Relics

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Typical brickwork damage.

Credit: Forgotten Relics

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A bracket with insulated top that used to support a telegraph wire.

Credit: Forgotten Relics

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The south portal was usually under 30+ feet of water before s long-term pumping.operation was installed.

Credit: Forgotten Relics

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A view of the south portal after the water had been pumped out for inspection purposes.

Credit: Forgotten Relics

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A view of the south portal during the long-term dewatering operation in the autumn of 2015.

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Local Councillors, a Sustrans representative and campaigners greet Parliamentary Under Secretary of State for Transport Robert Goodwill at the tunnel's north portal on 23rd June 2014.

Credit: Four by Three

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Robert Goodwill, Parliamentary Under Secretary of State for Transport (second from left), discusses the tunnel's potential with Tom Jones (left) from Bradford Council.

Credit: Four by Three

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Parliamentary Under Secretary of State for Transport, Robert Goodwill, hears about the tunnel's history from Mark Neale, a local railway historian.

Credit: Four by Three

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Parliamentary Under Secretary of State for Transport, Robert Goodwill (left), discusses the prospects for a cycle way with Simon Cooke of Bradford Council, Mike Babbitt from Sustrans and Welcome to Yorkshire's Gary Verity.

Credit: Four by Three

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Campaigners gather at the north portal for a BBC Look North item about the proposed path.

Credit: Forgotten Relics

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One day maybe?

Credit: Forgotten Relics

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A group of young cyclists await the laying of a cycle path at the tunnel's north portal.

Credit: David Enyori

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Going places: a sign of the times.

Credit: Forgotten Relics

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A taste of things to come? A group of young cyclists emerge from the lit and tarmacked tunnel.

Credit: David Enyori

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The campaign aims to transform the tunnel from a liability into an asset.

Credit: Forgotten Relics

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Leicester City Council inserted concrete collars in Glenfield Tunnel to strengthen the lining.

Credit: Forgotten Relics

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Norah McWilliam, leader of the Queensbury Tunnel Society

Credit: Four by Three

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The first meeting of Q-CHAP, held at Holy Trinity Church, Queensbury, on 15th May 2014.

Credit: Four by Three

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The first meeting of Q-CHAP, held at Holy Trinity Church, Queensbury, on 15th May 2014.

Credit: Four by Three

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The ‘Tour de Queensbury’ Family Fun Rides along the Great Northern Railway Trail on 18th May 2014

Credit: Four by Three

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The ‘Tour de Queensbury’ Family Fun Rides along the Great Northern Railway Trail on 18th May 2014

Credit: Four by Three

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The ‘Tour de Queensbury’ Family Fun Rides along the Great Northern Railway Trail on 18th May 2014

Credit: Four by Three

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One of the lightworks that create a magical experience for users of Bath's Combe Down Tunnel.

Credit: Forgotten Relics

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Cyclists head south through Bath's mile-long Combe Down Tunnel.

Credit: Forgotten Relics

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Devonshire Tunnel in Bath with its curved alignment and stone sidewalls.

Credit: Forgotten Relics

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Earlsheaton Tunnel on the Ossett-Dewsbury Greenway in West Yorkshire.

Credit: Forgotten Relics

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Ashbourne Tunnel on the Tissington Trail in Derbyshire.

Credit: Forgotten Relics

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Ashbourne Tunnel on the Tissington Trail in Derbyshire.

Credit: Forgotten Relics

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Headstone Tunnel on the Monsal Trail in Derbyshire.

Credit: Forgotten Relics

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Tregarth Tunnel on the Ogwen Trail in North Wales (opened in June 2018).

Credit: Forgotten Relics

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Society logo on white.

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Society logo on black.

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'Q' thumbnail

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Campaign logo in the tunnel.

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Campaign logo in the tunnel.