Safe Isolation & De-Ragging of Dry & Wet Well Pumps

Course Description

This is a one-day practical training course specifically designed for Sewerage Operatives, who in their normal course of work are required to correctly isolate and de-rag shaft driven dry well pumps and submersible wet well pumps.

Who Will Benefit

Sewerage operatives in the water industry who wish to prove the level of competency in understanding the inherent dangers of pump de-ragging. The course follows Approved Codes of Practice and Manufactures.


Each course will pay regard to individual Water Companies specific Safe System of Work to achieve best practice.

Training Coverage

  • Risk assessments
  • Safe system of work for sewage pump isolation & de-ragging
  • Hazards to be expected during pump de-ragging
  • Equipment required
  • Procedures (point of work risk assessment)
  • Procedure for safe de-ragging shaft driven pumps
  • Procedures for safe unblocking airlines of shaft driven pumps
  • Procedures for safe de-ragging wet well pumps
  • Back flushing
  • Working outside normal hour
  • Practical safe isolation & lock off of dry well pumps
  • Stored energy awareness
  • Use of correct tools for removing pump inspection covers
  • Use of specific hand tools for de-ragging
  • Safety procedures during de-ragging
  • Making entries into site logbooks
  • Good house keeping


Certificates of Training Achievement & ID Cards from Energy & Utility Skills will be awarded to those trainees who successfully pass the theoretical & practical sessions, with also mandatory registration onto the EU Skills Registration database


1 Day Course – 8.30am – 4.30pm with a 30 minute break for lunch


At customers site


Written & practical assessments


Maximum 8