Crown Plus operate Nationally and provide the full scope of a highways drainage service , from detailed drainage defect surveys, through to the remediation and renewal of drainage systems using non intrusive methods.
Crown have also developed specialist patented equipment for the refurbishment of filter drains, which cleans and recycles the filter drain stone on SIte reducing the amount of waste sent to land fill .
It has an exclusive contract to carry out drainage surveys, and testing, across the Midlands and Southwest regions on behalf of National Highways using the latest cctv and surveying equipment.