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ISI Inspection Guide
The table is a guide to how often various items of equipment require to be inspected. However, legislation may change from time to time and ISI’s Engineering Office can always give you up to date advice, 01675 481779.
Inspection guide key
ST Inspections are required by statute at the interval shown.
SS Inspections are required by statute within the interval shown unless a written scheme of examination states otherwise.
SR Inspections are required by statute, frequencies given are recommendations which can be varied depending upon usage and / or risk assessment.
R Inspection recommended by the Government and / or Trade Association as a good practice with specified interval.
In addition to the above guidance, PUWER makes employers responsible for ensuring that any work equipment exposed to conditions causing deterioration which is liable to cause dangerous conditions is inspected at suitable interval
|Compressed Air Pressure Plant||26||SR|
|Hot Water Boiler (over 100 C)||14||SR|
|Steam Boilers & Steam Ovens||14||SR|
|Steam Pressure Vessels||26||SR|
|Refrigeration & Air Conditioning Plant||26||SR|
|Other Pressure Systems||26||SR|
Local Exhaust Ventilation
|Dust Extraction (6 months for metal dust)||14||ST|
|Fume / Vapour Extraction||14||ST|
|Shot Blast Units (monthly in foundries)||6||ST|
|Cranes and Lifting Machinery||12||SS|
|Fork Lift Trucks||12||SS|
|Lifts and Hoists||6||SS|
|Lorry Loader Cranes||12||SS|
|Motor Vehicle Lifting Tables||6||SS|
|In all cases 12 months will be reduced to 6 months if used for lifting persons|
Power Presses and Power Machinery
|Power Presses and Press Brakes |
12 monthly where press has fixed guards only or enclosed tool
|Paper Cutting Guillotines||6||ST|
|Metal Cutting Guillotines||6||ST|
|Plastic Injection Moulding Machines||6||R|
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