L8 Audit

• Document No.

• Audit Title

• Client / Site

• Conducted on

  Date

• Prepared by

• Location
  Address

• Personnel

Management

• Is there an adequate and accurate written scheme?

  Yes

  No

  N/A

• Are the schematic drawings up to date?

  Yes

  No

  N/A

• Do the schematic drawings show the dosing equipment, bleed valve, make up supply, associated tanks and duty stand by plant?

  Yes

  No

  N/A

• Is there an accurate description for the safe operation of the system?

  Yes

  No

  N/A

• Are there accurate details of precautions to be taken?

  Yes

  No

  N/A

• Are there details of checks to ensure efficacy?

  Yes

  No

  N/A

• Is there an adequate record of remedial actions following out of specification results?

  Yes

  No

  N/A

• Are the details of the physical treatment programme?

  Yes

  No

  N/A

• Are there details of the chemical treatment programme and control parameters?

  Yes

  No

  N/A

• Is the health and safety and COSHH data information adequate?

  Yes

  No

  N/A

• Are the system control parameters correct and adequate?

  Yes

  No

  N/A

• Are the chemical and microbiological control parameters adequately detailed?

  Yes

  No

  N/A

• Are the measurement and testing methods adequate?

  Yes

  No

  N/A

• Are the sampling locations detailed?

  Yes

  No

  N/A

• Are the test frequencies detailed?

  Yes

  No

  N/A

• Are there adequate procedures to maintain consistent operation?

  Yes

  No

  N/A

• Are the adequate and detailed corrective action procedures?

  Yes

  No

  N/A

• Are the lines of communication detailed?

  Yes

  No

  N/A

• Are the cleaning and disinfection procedures adequate and site specific?

  Yes

  No

  N/A

• Are there detailed start up and shutdown procedures?

  Yes

  No

  N/A

• Are there control system diagnostic checks?

  Yes

  No

  N/A

• Are there adequate maintenance procedures?

  Yes

  No

  N/A

• Are the maintenance procedures carried out at the correct frequency?

  Yes

  No

  N/A

• Are the contact details and management structure information accurate?

  Yes

  No

  N/A

• Is there a detailed description of operation?

  Yes

  No

  N/A

• Are the correct permit to work documentation in place?

  Yes

  No

  N/A

• Are the correct LCA certificates in place?

  Yes

  No

  N/A

• Are there adequate training and competency records?

  Yes

  No

  N/A

• Are the review meeting minutes documented?

  Yes

  No

  N/A

• Are the review meeting action points completed within the designated timescales?

  Yes

  No

  N/A

• Are the water features included in the programme?

  Yes

  No

  N/A

• Are the leased buildings within the scope of works?

  Yes

  No

  N/A

Cooling Towers - operation

• Is the chemical supply adequate?

  Yes

  No

  N/A

• Does the monthly specialist service visit cover all the required tests?

  Yes

  No

  N/A

• Are the results within the required specification?

  Yes

  No

  N/A

• Has the dosing equipment been inspected, calibrated and checked?

  Yes

  No

  N/A

• Has the bromine control been within specification?

  Yes

  No

  N/A

• Are the recorded dipslide results all within the documented specification?

  Yes

  No

  N/A

• Have the cooling tower quarterly inspections been carried out?

  Yes

  No

  N/A

• Do the quarterly visual inspections cover the following: water distribution, pond, spray nozzles, troughs, packing, eliminators, fans, belts, immersion heater, ball valve and attenuators where applicable?

  Yes

  No

  N/A

• Have the towers been cleaned and disinfection in line with the schedule (6 monthly)?

  Yes

  No

  N/A

• Has the packing been removed within the last 12 months?

  Yes

  No

  N/A

• Is the risk assessment up to date and adequate?

  Yes

  No

  N/A

Domestic water services

• Are all assets, plant and equipment documented?

  Yes

  No

  N/A

• Are the sentinel cold water temperatures recorded?

  Yes

  No

  N/A

• Are the sentinel hot water temperatures recorded?

  Yes

  No

  N/A

• Are all the outlets monitored over a period of 12 months?

  Yes

  No

  N/A

• Are the CWST temperatures recorded?

  Yes

  No

  N/A

• Are the calorifier temperatures recorded?

  Yes

  No

  N/A

• Are the hot water flow and return temperatures recorded?

  Yes

  No

  N/A

• Are the calorifier drains flushed and monitored annually?

  Yes

  No

  N/A

• Are the calorifiers inspected annually?

  Yes

  No

  N/A

• Is there annual dipslide monitoring from the calorifiers?

  Yes

  No

  N/A

• Are low use outlets flushed on a weekly basis?

  Yes

  No

  N/A

• Are the shower heads cleaned and disinfected quarterly?

  Yes

  No

  N/A

• Are the CWST inspected annually?

  Yes

  No

  N/A

• Have the CWSTs been cleaned and disinfected where required?

  Yes

  No

  N/A

• Have microbiological samples been taken from the systems?

  Yes

  No

  N/A

• Have legionella samples been taken from the system?

  Yes

  No

  N/A

• Are corrective and remedial actions adequately documented?

  Yes

  No

  N/A

• Is the written control scheme adequate?

  Yes

  No

  N/A

• Is the risk assessment up to date and accurate?

  Yes

  No

  N/A

• Are training and competency records adequate?

  Yes

  No

  N/A

Recommendations comments and actions

• Recommendations

• Actions required

• Should the systems be considered at risk or safe?

  Yes

  No

  N/A

• Audited and signed by

  Sign

• Select date

  Date