At the present time we are able to carry out surveys of sewers up to a diameter of 225mm. We are able to carry out surveys on both public and private drainage of about 100 manholes per week under normal conditions. We are included on the select list of several Regional Water Companies and many local authorities throughout the country. All Work is processed in accordance with standing technical committee report Number 25. Any data produced is available in a format that is compatible with current drainage management software, including STC25, SUS25, THESIS etc.