Drain Line Jetting

Drain Line JettingMethodology of Drain Line Jetting

  • Require pick-up mounted 1000-gallon vacuum waste water tankers for the execution of cleaning.
  • Degreasing and disinfectant chemicals to eradicate grease / sludge accumulation by spray method. With suction tanker grease will be removed from drainage and manholes.
  • Drain Line have to be cleaned on the day of servicing using several methods such as the use of pressure water, degreasing agent, disinfectants and manual cleaning etc.
  • Grease will be removed using Suction Tanker and will be disposed at Municipality designated disposal areas.

Tools Required for Drain Line Jetting

  • Proper Personnel Protective Equipment
  • Garbage bags
  • High Pressure Water Jetting Washer – Cold
  • First Aid Box
  • Special Chemical Sprayer
  • Safety Shoes
  • Truck Mounted 1000 -gallon Vacuum / Sewerage Tankers 11. Basic Tools
  • Cleaver, disinfectant & degreaser cleaning chemical
  • Warning Tape
  • Rubber Hand Gloves
  • LED Flashlight
  • Goggles for Eye Protection
  • Gum Boots

Preparation for Drain Line Jetting

  • Obtain necessary work permit from the client.
  • All tools and equipment are inspected and are free of defect.
  • First Aid and Spill Control kit must be available in the workplace.
  • Conduct safety briefing by the way of toolbox talk, and ensure all possible hazards and precautionary measure is identified.
  • Cleaning specialist team must wear proper PPE (coveralls, safety boots, eye protection, rubber hand gloves)
  • Sludge removal will be the scope of contractor
  • The team consists of Site Supervisor, Cleaning Technicians.

Method of Work:

  • Safety clothing / equipment required: coveralls, safety boots, eye protection, rubber hand gloves.
  • Conduct Safety briefing.
  • PHOTOGRAPHS BEFORE & AFTER. Ensure pictures are taken of the following: The front of the building, overall view and the cleaning operations.
  • Record the present condition of the system in the After-Service Report.
  • Electrical equipments such as pumps, lights, pressure washers must have circuit breaker.
  • Use Plastic sheeting on the ground while transferring or mixing chemicals.
  • Remove the Grease and Sludge from Grease Trap and manholes and drainage line by using high pressure vacuum tanker
  • Drainage line will be cleared by high pressure water jetting and flushing of water.
  • Solid sludge will be diluted and removed with the help of suction Pump
  • Sufficient quantity of water should be used to rinse and to ensure complete cleaning.
  • Prepare After Service Report including before and after photos.

Potential Risk / Hazard:

  • Exposure to sharp objects
  • Exposure and Contact with cleaning chemical
  • Electric shock.

Precautionary Measure / Control:

  • Use of Proper PPE.
  • All electric operated tools and equipment must be connected in a suitable circuit breaker.

Inspection Criteria

  • Is the space likely to or intended to be entered? (eg inspection of parts, maintenance requirements, cleaning)
  • Is there a risk of the atmospheric pressure within the space changing to an unsafe level?
  • Is the space intended to be, or is likely to be entered by any persons for any reason (e.g. maintenance, production or inspection) is confined
  • Restricted space for the  means of entry and exit for personnel?
  • Is the space designed at normal atmosphere pressure while any person is in the space?
  • Is the space likely to contain or once contained?
  • An atmosphere that has a harmful level of any contaminant (e.g. fumes, vapor, gas, steam, mist or explosive gas)? An atmosphere which have not a safe oxygen level (e.g. too low or too high)? or any stored substance that could cause engulfment (e.g. sand, garnet, grit, grain)?
  • Work Permit will be taken before stating the work from FMD office. All staff will be wearing company uniform
  • Emergency contact numbers should provide and display at working area
  • Barriers – safety and warning signage’s will be placed
  • Prior to entering the space, is there any risk of the atmosphere being unsafe? (e.g. fuel vapors, oxygen deficiency due to decomposing material or explosive vapors)
  • Once inside the space, is there a risk of any harmful contaminant or process entering the space or being created from inside? (e.g. fumes, CO or gas leak, pipes, ducts, sewers)
  • Could there be insufficient lighting?
  • Are there any hazards with the lighting in the space? (e.g. an explosive atmosphere)
  • Are any electrical hazards present?
  • Is continual communication between the personnel inside the space and the standby difficult?
  • Is there a risk of entanglement from moving parts and or plant within the space?
  • Does the design, purpose or layout of the space require PPE irrespective of the work carried out inside the space?