In man entry size sewers, the lateral service mouth area can be slip lined with a PVC pipe that is grouted in place to repair the lateral service mouth and the first few feet of the lateral.
About Grout in Place Pipe Connection Repairs:
- In very large sewers, Lapel Liners and Grout In Palce liners are the only viable options for the repair of the lateral and the lateral service mouth area.
- High strength specially formulated cement is used to anhor the PVC pipe in the lateral service mouth.
- Most often used when there is a large size transition close to the main – as often found in 100 year plus old egg shaped sewers