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8. Supervision of rehabilitation work
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The two phases prior to execution of the work are :
Verification of the pipe's initial condition. This phase takes place at the start of the works, and involves visual or televised inspection to check that the condition of the pipe has not changed since the condition diagnosis study. A report (including a comparative report if necessary) is drawn up and submitted to the project manager (photo or video report);
verification of the pipe's reception condition. This phase follows the preparatory work (hydrocleaning, milling of obstacles) and is also the subject of a report submitted to the project manager (photo report, video cassette).
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Monitoring the execution of rehabilitation work can vary greatly depending on the...
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Supervision of rehabilitation work
Asset management of wastewater networks
Bibliography
Software tools
Software developed as part of the "Computer Aided REhabilitation of Sewer Networks" project, downloadable from the CARE-S project website:
Events
Pollutec in Paris every other year and in Lyons every other year.
Ville Sans Tranchée" exhibition organized by FSTT (France Sans Tranchées Technologies)
Standards
- Prescriptions générales pour les composants utilisés pour la rénovation et la réparation des branchements et des réseaux d'assainissement à l'extérieur des bâtiments. - AFNOR – Norme NF EN 13 380 - 2001
- Condition of drainage and sewage systems outside buildings – Part 2: Visual inspection coding system. - NF EN 13508-2 -
Regulatory texts
Arrêté du 22 juin 2007 relative à la collecte, au transport et au traitement des eaux usées des agglomérations d'assainissement ainsi que à la surveillance de leur fonctionnement et de leur efficacité, et aux dispositifs d'assainissement non collectif recevant une charge brute de pollution organique supérieure à 1,2 kg/j de DBO5.
Websites
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SYNCRA (Syndicat national des contrôleurs de réseaux d'assainissement - National union of wastewater network inspectors)
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FSTT (France sans tranchées technologies – formerly Comité français pour les...
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