Cooling Towers

• Document No.

• Audit Title

• Client / Site

• Conducted on

  Date

• Prepared by

• Location
  Address

• Personnel

Notification and Summary Data

• No. Of Cooling Towers

  Select 1 2 3 4 5 6 7 8 9 10

  • 1
  • 2
  • 3
  • 4
  • 5
  • 6
  • 7
  • 8
  • 9
  • 10

• Manufacturer

• Period of Operation

• Age

• No. Of Closed Circuit Cooling Towers

  Select 1 2 3 4 5 6 7 8 9 10

  • 1
  • 2
  • 3
  • 4
  • 5
  • 6
  • 7
  • 8
  • 9
  • 10

• Manufacturer

• Period of Operation

• Age

Water Treatment Programme Summary

• Inhibitor

• Product Name

• Active Component

• Dose Rate

• Bunded Storage

  Yes

  No

• Auto Dosing

  Yes

  No

• How is Dosing Controlled

• Is the Cofely Legionella/Water Hygiene Scope Detailed in the Contract

  Cofely Responsibility YES

  Cofely Responsibility NO

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Do Cofely have a planner for Water Treatment tasks identifying who is responsible for which task?

  Cofely Responsibility YES

  Cofely Responsibility NO

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• If Cofely place the order with the Contractor, Then is that Contractor a Preferred Supplier?

  Cofely Responsibility YES

  Cofely Responsibility NO

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Is the Scope that Cofely delegate to Sub Contractors Detailed?

  Cofely Responsibility YES

  Cofely Responsibility NO

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Has the Contractor provided a detailed break down of their Scope and Associated Costs?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Do Cofely track the work of the Contractors against their Scope?

  Cofely Responsibility YES

  Cofely Responsibility NO

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Has Risk Assessments been completed for the prevention and control of Legionella Bacteria?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Did the Assessment consider wether the risk could be prevented (I.e. eliminated)?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Did the Person carrying out the Assessment have access to competent help and advice when carrying out the Assessment?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• If there are more than five employees in the organisation, are there significant findings of the Assessment recorded?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Were Employees consulted about the Assessment and the Control Measures?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Does the Assessment identify the circumstances which would require a review?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Has a "Responsible Person" been identified in writing?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Is there a nominated Deputy?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Are Contact Details for these people readily available (in the event of an emergency)?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Are the Roles and Responsibilities of all staff involved in the control regime clearly defined in writing?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Have all Cofely staff received appropriate training?

  Cofely Responsibility YES

  Cofely Responsibility NO

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Are the roles and responsibilities of external contractors clearly defined in writing?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Has the competence of Contractors been checked?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Are the Water Treatment Company and any Auditors/Risk Assessors members of the Legionella Control Association?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Is there a written scheme for controlling the risk from exposure to legionella bacteria?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Are there regular meetings to review the effectiveness of the written scheme?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Does the scheme contain an up-to-date plan of the system (a schematic plan is OK)?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Does the schematic show all the Cooling Towers?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Does schematic show all system control valves?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Does the schematic show all standby equipment?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Does the schematic show locations of system bleed valves?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Does the schematic show all associated storage tanks?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Does the schematic show all associated pipe work?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Does the schematic show the location of chemical dosing pots and/or injection points?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Does the schematic show the location of the system drain valve ?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Does the schematic show the origin of the water supply?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Does the schematic show any parts that may be temporarily out of use?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Does the schematic contain instructions for operating the system?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Does the scheme contain details of the precautions to be taken to control the risk of exposure to legionella bacteria?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Does the scheme contain details of the checks that are to be carried out (and their frequency) to ensure that the scheme is effective?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Is there a log book?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Is the log book orderly and well presented?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Is the tower constructed from impervious materials?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Are drift eliminator a fitted?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Are drift eliminators fitted correctly?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Are the drift eliminators fitted effective?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Is the area above the pond as enclosed as possible?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Are all visible surfaces free from slime?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Are all visible surfaces free from scale?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Are all visible surfaces free from corrosion?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Does the water flow evenly across the fill pack or other surfaces?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Have dead legs/blind ends been removed as far as possible?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Have redundant pipe work been removed as far as possible?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Have redundant plant been removed as far as possible?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Have redundant plant been removed as far as possible?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Have redundant plant been removed as far as possible?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Are those parts of the tower that become wet, accessible and/or removable for cleaning?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Is the system in regular operation?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Are there procedures in place to operate standby equipment on a rotational basis?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Is there an operations manual for the cooling system?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• If the tower is used intermittently or is required at short notice, is it run at least once a week, so that water treatment chemicals are circulated to all parts of the system?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• If the tower is out of use for longer than a week, are there procedures in place to bring the tower back into operation safely?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Is there a water treatment programme in place?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Are chemicals used to control corrosion?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Are chemicals used to control fouling?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Are biocides used to control microbiological activity?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Has the contractor provided evidence that their biocides are effective against legionella?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• If non-oxidising biocides are used, are two used alternately?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Are chemicals dosed automatically?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• If dosing pumps are used are they calibrated regularly?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Are on lines probes inspected, cleared and calibrated?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Does the dosing/control equipment trigger an alarm in the event of a fault or out of spec result?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Are safety data sheets held for all chemicals?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Have COFELY COSHH assessments been carried out?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Are eye wash bottles provided and within their expiry date?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Has PPE been identified and provided for dosing chemicals and carrying out tests?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Has chemical spillage been considered - are there procedures in place?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Has chemical delivery been considered - are there procedures in place?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Are treatment chemicals within bundled storage?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Is there a daily check to make sure that the system is operating as described in the operations manuals?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Is there a daily visual check of the cleanliness of the water in the system?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Is the physical condition of the system checked at least every week?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Is the chemical composition of the cooling and make up water monitored on a regular basis?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Are the safe operating limits for each parameter which is being measured, known and recorded in the operating manual?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Is the corrective action for out of limit situations known and included in the operations manual?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Are results of all tests and checks recorded?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Are results graphed so that trends can be seen over time?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• If there is any out of spec results or defects are actions taken to rectify, are they recorded and a clear audit trail available?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Are test kits in tidy condition and stored safely?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Are there instructions for each test method?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Are all reagents within expiry date?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Are all reagents required on site?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Is the conductivity meter regularly calibrated?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Is the pH meter regularly calibrated?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Are dip slides taken at least once a week?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Are dip slides within the expiry date and in good condition?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Is there an incubator?

  Yes

  No

• Is it set to 30c and recorded?

  Yes

  No

• Is there a procedure for safe disposal of used dip slides?

  Yes

  No

• Comments - Further Action Required

• Are slides incubated in an incubator (30c for 48hrs)?

  Yes

  No

• Comments - Further Action Required

• Are samples for legionella taken on at least a quarterly basis?

  Yes

  No

• Comments - Further Action Required

• Is there a procedure for collecting samples for legionella testing?

  Yes

  No

• Comments - Further Action Required

• Does it refer to BS7592:2008?

  Yes

  No

• Is there a procedure in the event of legionella being detected in the cooling towers?

  Yes

  No

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Have the circumstances when more frequent sampling may be required been identified and recorded?

  Yes

  No

• Comments - Further Action Required

• Is there a written procedure for regular cleaning and disinfection of the system?

  Yes

  No

• Comments - Further Action Required

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Does this take place at least every 6 months?

  Yes

  No

• Comments - Further Action Required

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Does the cleaning and disinfection procedure include initial concentration of oxidising biocide in use for the pre and post cleaning disinfection stages?

  Yes

  No

• Comments - Further Action Required

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Does the cleaning and disinfection procedure include contact time for each disinfection stage?

  Yes

  No

• Comments - Further Action Required

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Does the cleaning and disinfection procedure include methods for carrying out cleaning

  Yes

  No

• Comments - Further Action Required

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Does the cleaning and disinfection procedure include the removal of packing?

  Yes

  No

• Comments - Further Action Required

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• If packs are present and cannot be removed, are there alternative methods of making sure they remain clean in place?

  Yes

  No

• Comments - Further Action Required

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• If the system is not shutdown for disinfection and cleaning every six months, lists reasons and alternative measures taken to ensure the cleanliness of the system?

  Yes

  No

• Reason and alternative measures taken

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Are measures taken to protect staff when carrying out cleaning of the tower?

  Yes

  No

• Comments - Further Action Required

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Is there sufficient space to perform the cleaning and maintenance tasks that are required?

  Yes

  No

• Comments - Further Action Required

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Has handling of packing and drift eliminators when the tower is being cleaned been considered?

  Yes

  No

• Comments - Further Action Required

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Layout and configuration. Is this an issue?

  Yes

  No

• Comments - Further Action Required

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Has handling of chemicals been considered?

  Yes

  No

• Comments - Further Action Required

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Has handling of salt bags been considered?

  Yes

  No

• Comments - Further Action Required

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Is working at height considered for the routine inspection tasks considered?

  Yes

  No

• Comments - Further Action Required

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Is working at height considered for the cleaning and disinfection?

  Yes

  No

• Comments - Further Action Required

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Are there emergency procedures in place, in the event of an outbreak of legionnaires disease?

  Yes

  No

• Comments - Further Action Required

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Is there sufficient space to perform the cleaning and maintenance tasks that are required?

  Yes

  No

• Comments - Further Action Required

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Is lighting in plant rooms and on roof areas appropriate?

  Yes

  No

• Comments - Further Action Required

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required

• Are there procedures in place to cover lone working?

  Yes

  No

• Comments - Further Action Required

• Condition

  Ok

  Some Action Required

  Urgent

  Immediate Risk

• Comments - Further Action Required