Makers Office Building 4, Shenstone Business Park Lynn Lane, Shenstone, WS14 0SB T : 08458 994444 F : 01543 480676 E : enquiries@makers.biz W : www.makers.biz Registered in England No: 6348341 Registered Office as above TECHNICAL BULLETIN No 4 PROJECT CLIENT STRUCTURE CONTRACT DETAILS Works to digesters on Sewage Treatment Works Insitu concrete cylindrical tank with insitu concrete domed roof Water Authorities Typical concrete digester tank Internal flexible joint banding External joint sealing These concrete vessels, used to hold sludge as it biologically degrades need long term protection from the aggressive products of the ‘fermentation’ process. Works involved concrete repair, both internal and external, flexible sealing of the joint between the domed top and cylindrical

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