The 19 span Sheppey Crossing viaduct carrying the A249 over the Swale



Cass Hayward is an Engineering Consultancy with a widely acknowledged capability in bridges, engaged to produce designs and to complement teams of construction experts. The Firm was formed in 1983 and founded on the Principals’ extensive experience in design, fabrication and construction of steel and composite bridges. More than 350 bridges, comprising over 700 spans have been constructed to Cass Hayward designs.
Vertical Lift Bridge over the Manchester Ship Canal
River Loughor bridge launch


Cass Hayward has earned a formidable reputation for innovative and competitive designs reflected in significant success with design:construct projects and has special skills in bridge installation engineering and temporary works design.

Finite element analysis Cass Hayward utilise comprehensive modern IT functions including CAD & FE facilities for high quality illustrations and advanced structural analysis. Complex geometrical CAD modelling (Hungerford Bridge)
Browsing the pages of this web site will indicate the range of disciplines and experience offered by Cass Hayward.

Cass Hayward Consulting Engineers is a trading name of Cass Hayward LLP – a Limited Liability Partnership registered in Wales Number OC306859.

The Registered Office is at York House, Welsh Street, Chepstow, NP16 5UW