A semi circular vaulted concourse designed by british architects john mcaslan partnerswill open at king s cross station in london next week.
Kings cross station roof structure.
Completed in 2012 in london united kingdom.
When it opened st pancras featured the largest single span roof train shed in the world fronted by an extravagant gothic hotel.
It is sited between two famous examples of the genre king s cross.
Engineered by arup the vast canopy splays out from a great steel funnel located a few feet from the historic station s western façade.
When the midland railway built st pancras station in 1868 the plan was to trounce the great northern railway s king s cross terminus over the road.
With the new western concourse at king s cross station designed by john mcaslan and partners the big metal roof is coming home.
King s cross station was elegantly simple and modest by comparison with just two platforms fronted by a yellow brick facade.
Central to jmp s design for the western concourse is the shell like diagrid roof of glass steel and aluminum that rises 20 meters 66 feet above the ground at its highest point.
Alex smith finds out how contractors.
The envelope and structure of the roof are fully integrated.
Composed of 1 212 triangular panels the diagrid roof structure of the western concourse enables the 7 500 sq m public space to rely largely on natural daylighting enhancing the station s sustainability credentials.
The architect claimed that the roof is the longest single span station structure in europe and the semi circular structure has a radius of 59 yards 54 m and more than 2 000 triangular roof panels half of which are glass.
King s cross raises the roof 22 mar 12 a spectacular new roof will help king s cross railway station escape the shadow of neighbour st pancras international.
The transformation of king s cross station by john mcaslan partners jmp represents a.