Methane restricts Clayboard use

Methane restricts Clayboard use - 1991 - New Civil Engineer no 941 11/4/91 p11 .

Methane gas has been found under at least three London buildings. It is thought that the deterioration of Clayboard , a product used in the foundations of buildings, may be the cause.


BROADGATE
DUFAYLITE
LANDFILL SITES
NHBC
OVAL CRICKET GROUND