Table of contents
Preface
Structure and Limiting Conditions of Sewer Systems - Historical Outline
Rehabilitation
Standard specification book - LB 309: Cleaning and inspection of drains and sewers
Standard specification book - LB 309: "Reinigung und Inspektion von Abwasserkanälen und -leitungen" (Cleaning and inspection of drains and sewers)
Image 5.6.4.3.5.5-1:
Example of the specification position from the standard specification book LB 309 [LB309]
The LB 309 "Reinigung und Inspektion von Abwasserkanälen und -leitungen" is available in Germany.
The specification section of the StLB [ATVM143-3] limits itself to the non-man-accessible drains and sewers and is divided into the following part sections or services.
- Cleaning;
- Inspection;
- Removal of flow obstacles;
- Structural installations;
- Documentation;
- Other services;
- Disposal;
- Shortened description for repeated and changed services.
A copy of this is shown in (Image 5.6.4.3.5.5-1) for the service of "Abwasserkanal reinigen mit HD-Verfahren" (cleaning the sewer with the HP process). The standard service number (StL-No.) is StL-Nr. 96 309/010 11 01.
