Thomas-Lengger-IMS-TME-25-Presentation.pdf

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1、1SEWER SEWER rehabilitation with UV and previous removal ofobsticals with UHP waterjetting up to 2.500 bar2THE WORK STEPS OF PIPE REHABILITATION USING GLASSFIBER LINER Optimum refurbishment is carried out in several steps.These are as follows:SEWER REHABILITATION PROCESSSEWER REHABILITATION PROCESSP

2、reparatory measures for the refurbishmentInspection with CCTV camera before liner pull-in or liner installationSite preparatory work before liner insertion or liner installationRelining installation of the IMS UV LINERCuring of the IMS UV LINERWWork after curingF Final workL Leak test and site testD

3、 Documentation and inspection after the renovation/installation31)PREPARATORY MEASURES FOR THE RENOVATIONCONSTRUCTION SITE SAFETYCONSTRUCTION SITE SAFETYIt is essential that the construction site is adequately secured before the renovation work begins.All necessary signage,diversions and barriers mu

4、st be provided in a country-specific and professional manner.Any closures must be notified to the relevant authorities in good time and agreed in advance.SEWER REHABILITATION PROCESSSEWER REHABILITATION PROCESSWATER CONTAINMENTWATER CONTAINMENTDepending on the type and dimensions of the sewer to be

5、rehabilitated,the maintenance of the receiving water must be ensured.During installation,it must be ensured that the rehabilitation section is not in operation.If necessary,appropriate shut-off valves must be installed and the wastewater diverted.Shut-off bladders must be installed with great care!T

6、he pressure generated by the dammed water can cause life-threatening situations!12345678941)PREPARATORY MEASURES FOR THE RENOVATIONUHP&MILLING WORKUHP&MILLING WORKObstacles such as root ingrowth,deposits,concrete,shards or socket displacements that prevent continuous pipe cleaning or could cause dam