Germany - Cleaning of sewers

Description

Time contract works in the field of wastewater and stormwater sewerage - cleaning and TV inspection 2023 in lots (framework agreement)Lot 1 Scheduled cleaning and TV inspectionLot 2 Unscheduled cleaning and TV inspection
Lot 1:90 km cleaning of wastewater sewer DN 200-DN 80030 km TV inspection Panoramo Technik incl. evaluation500 m inspection, locating and surveyingHouse connection pipes20 km cleaning of stormwater sewer DN 300 to DN 1600The city of Vechta operates a main sewer system with the district of Langförden (distance from Vechta approx. 8.5 km) of approx. 366 km in length. Of this, approx. 176 km is accounted for by gravity sewers of the wastewater sewer and approx. 190 km by gravity sewers of the stormwater sewer. The sewer network of the city of Vechta has grown historically. Most of the sewer network was built after 1950. The average length of the pipe is approx. 50 m.Lot 1: Scheduled cleaning and TV inspection of the wastewater and stormwater sewers with inclination measurement is planned as well as cleaning in the run-up to TV inspections for new construction (NB) and warranty (GW) acceptance.Lot 2: Unscheduled cleaning and TV inspections as well as clogging removal and cleaning in the run-up to small TV inspections are planned. The Contractor shall establish an on-call service for emergencies, which shall start work within 1 hour at the place of work after issuing an emergency order. An emergency work order includes, for example, urgent cases such as burst pipes, blockages, etc. Lot 2:9 km unscheduled cleaning SWK and RWK50 h high-pressure flushing and suction vehicle70 pieces cleaning manhole pumping stations58 pieces cleaning house pumping stations40 h sewer inspectionThe city of Vechta operates a main sewer system with the district of Langförden (distance from Vechta approx. 8.5 km) of approx. 366 km in length. Of this, approx. 176 km is accounted for by gravity sewers of the wastewater sewer and approx. 190 km by gravity sewers of the stormwater sewer. The sewer network of the city of Vechta has grown historically. Most of the sewer network was built after 1950. The average length of the pipe is approx. 50 m.Lot 1: Scheduled cleaning and TV inspection of the wastewater and stormwater sewers with inclination measurement is planned as well as cleaning in the run-up to TV inspections for new construction (NB) and warranty (GW) acceptance.Lot 2: Unscheduled cleaning and TV inspections as well as clogging removal and cleaning in the run-up to small TV inspections are planned. The Contractor shall establish an on-call service for emergencies, which shall start work within 1 hour at the place of work after issuing an emergency order. An emergency order includes, for example, urgent cases such as burst pipes, blockages, etc.

Opportunity closing date

15 March 2023

Value of contract

to be confirmed