NA-05 - Cleaning: Cleaning Strategy and Programme

Table of contents

Determination of cleaning intervals

Example of a flushing plan

Below you can see extracts from an example flushing plan.

The following details can be gathered from the data base:

catchment
area		 plan starting manhole target manhole street length type of drainage system material code cross-section code height width year of const. realised rehabilitation in [year]
3 478 8904004049 8904004050 Weststr 50,36 combined 20 10 400 400 1925 partliner 1999
3 478 8904004050 8904004051 Weststr 50,56 combined 20 10 400 400 1925 cured-in-place lining 1999
3 478 8904004051 8904004052 Weststr 17,22 combined 20 10 400 400 1925 injection of the pipe joints 1999
 
water prot. zone position notation Lease / permission survey no. special works special risks specifics
  W 4 none 10.3xxx cutting roots danger of hydrogen sulphide clay water
  W 4 house: Weststr. 23 10.3xxx hp-flushing none none
  W 4 none 10.3xxx hp-flushing none pipe fragments

The following details are supplied by the vehicle crew and will be added to the data base afterwards:

add. info vehicle cleaning equipment driver recent cleaning responsible person
flushing in opposite direction license no. Kettenschleuder name date N.N
manhole not accessible license no. Kanalbombe name date N.N
none license no. Turbodüse name date N.N
 
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