A round-up of the most impressive construction pictures from the past month.

HS2 engineers have launched a 130m-long steel bridge over the Grand Union Canal, allowing a 1.5-mile section of the canal to be reopened to the public seven days ahead of schedule.

A £5.9 million railway bridge has been driven into position by Network Rail engineers at a site in West Dunbartonshire, Scotland.

HS2 engineers have completed a 17-hour long operation to slide a 4,600 tonne viaduct across the M6, without closing the motorway.

Connected to the National Cycle Network, a new river crossing in Worcester has created a sustainable commuting option for the city’s northern neighbourhoods.

Multi-disciplinary contractor Kilnbridge had to prefabricate a new triangle-shaped bridge before floating it by barge to a site in east London and assembling the structure.

National Highways and the UK Roads Leadership Group have published new guidance which aims to support better design of major UK roads and bridges to help reduce suicide risk.

Temporary works specialist Mabey Hire has installed a temporary structure during the replacement of a footway attached to the 13th-century listed Otley Bridge in West Yorkshire.

New footage shows Murphy installing the new Greek Street bridge beams in just four days.

Skanska has overseen the delivery of five huge ‘VIBs’ (very important beams) that will be used for major sections of a replacement railway bridge over the M6 next year.

Drone footage shows the trial assembly of huge concrete components of a £20m bridge and roundabout that Murphy is building for Network Rail in Stockport.

Footage shows Esh Construction installing 47 precast concrete bridge beams across four days at the £23m Stockton Waterfront urban park project.

Balfour Beatty has signed a £12.6m delivery agreement with Nottingham City Council for an 85-metre-long walking and cycling bridge over the River Trent.

As Germans head to the polls on 23 February, builders hope whoever wins understands what a terrible state the country’s bridges are in. By Rod Sweet.

Graham has installed nine 17m-long pre-cast concrete beams at the new Brock Burn road bridge over two days using a 500t-capacity crane.

Network Rail has kicked off works to refurbish the 161-year-old Hungerford railway bridge on Saturday (18 January).

Balfour Beatty is refurbishing Edinburgh’s Grade A-listed North Bridge.

Work is underway to install an underdeck scaffold structure on the Tyne Bridge from the Newcastle tower to the Gateshead tower.