Small Diameter Pipe Cleaning & Televising 2026

2026-11-03

Notify the Contract Administrator of the location where sewer cleaning will be done one full day before starting the cleaning work at that location . Clean sewers and manholes completely of debris including sludge , dirt , sand , gravel , rocks , bricks , grease and other solid and semi - solid materials removed from the sewer . Cleaning shall restore sewers to a minimum of 95 % of the original carrying capacity . Take necessary precautions to ensure that no flooding of public or private property occurs during sewer and manhole cleaning . Reduce pressure of cleaning equipment as directed by the Contract Administrator . Start the cleaning operation with the upstream sewers in the system and proceed downstream with the direction of flow . Scour manhole benches clean before cleaning the sewers downstream of manholes . Clean all contributing upstream sewers before proceeding with cleaning downstream sewers . Advise the Contract Administrator immediately when broken pipe fragments or a void with pipe bedding material inside the pipe is observed during the cleaning of a sewer .

Minnesota

2026-04-29