Written Scheme of Examination
A “Written Scheme of Examination (WSE)” is a document that details items within a pressure system that necessitate examination by a competent examiner / person.
These items cover a wide range of products and pressure equipment that are installed into a pressure system
Keeping your Pressure Systems Safe
Call us now on
0845 126 0307
What is covered under a Written Scheme of Examination?
Pressure storage units:
This includes air receivers, boilers, autoclaves, gas cylinders and pressure cookers
This includes pressure gauges, safety valves, pipework, level indicators and pressure and temperature switches
This is NOT an exhaustive list and a competent person must be employed to certify and establish items for inclusion to a written scheme.
Access can be arranged so that the “End User” a “Group Owner” a “Service Provider” would be provided with different levels of access.
What is the purpose of a Written Scheme of Examination?
The written scheme of examination specifies items for examination, a frequency for examination (eg. 6, 12, 24 months) and contain detail as to how the equipment is to be examined. If any special measures are required to prepare the system for safe examination then these would be included.
Do I need a Written Scheme of Examination?
Under the Pressure Systems Safety Regulations you must have a WSE in place prior to the use of the system. This system would include a rigid vessel and a relevant fluid, mainly gas (Carbon Dioxide, Nitrogen, Argon, Steam among others), with a pressure at 0.5 Bar or above excluding steam, which is at any pressure.