Increasing numbers of blocked road drains and gullies has forced London’s Westminster City Council to take a tough stand with offenders
The council maintains 16,500 gullies. Around 95% of a gully’s content is natural and can be recycled: taken away to road contractor FM Conway’s drainage treatment plant. Material is separated into solids, organics and water and reused as aggregates and materials in their wider construction business.
A novel application for an existing 3M product has given Yorkshire Water a time-saving manhole cover repair solution.
When staff at the company, which maintains just under 1,000kms of water and sewerage pipework, and deploys a team of street furniture operatives to deal with reports of damaged covers, realised that in many cases the manhole cover frame was compliant but the lid had dropped within, they approached 3M to discuss a solution that would avoid excavations and time-consuming replacements.
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This is the final section of a three-part series about preventive maintenance for pavements. Written by Alan S. Kercher, P.E., Kercher Engineering, Inc
