The Cementitious Slag Makers Association (CSMA) is a Trade Association, which was formed in 1985 to promote the use of GGBS in the UK.
Ground granulated blast furnace slag 'GGBS' is a cementitious material whose main use is in concrete.
The activities of the CSMA include:
•Technical input into British and European Standards
•Advice on existing and potential applications
•Representing views of member companies to Government
•Exchange of information with GGBS producers world-
The Queen Elizabeth II Bridge carrying the M25 across
the River Thames at Dartford, where the 'cement' for all
the concrete support piers, was specified as 70% GGBS