1. Sign and signal gantries for highways and
railways
Location Various site, UK
Client Highways Agency and maintenance organisations
Cost £ various
Firm Mott MacDonald Group
Services Detailed design and technical advice
Completion 1995 – 1999 and ongoing
Mott MacDonald has been at the forefront of gantry design and construction on both
highways and railways throughout the UK and has contributed to the signalling and
gantry design on many projects such as the following:
 Medway Tunnel Sign Gantries
 Channel Tunnel Terminal Sign-Signal Gantries
 Birmingham-Nottingham-M25 Envelope : Gantry Structures
 Emergency Overhead Electrification Gantries 1998
 1998 MS3 Highway Gantries
 Croydon Tramlink 2000 Gantries
Mott MacDonald inspection were appointed by the Highways Agency to update the
standard structural and foundation drawings and specifications for the MS3 Gantries
which improve upon the MS2 types and their design is a development of the
successful MDIS project types pioneered by Mott MacDonald from 1995.
Balfour Beatty Rail Maintenance (BBRML)and Mott MacDonald are developing for
approval the design, specifications and safety case of a modern modular aluminium
space-truss gantry for rapid erection and use in emergency situations.
At the Channel Tunnel Terminal and new Medway Crossing hollow steel section
gantries for directional and variable message signing were designed using a semi
automatic computerised design method for structures and foundations.
BG4GANTR