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The Course is designed for:

 - Geoenvironmental consultants 

 - Developers and House Builders

 - Building contractors

 - Membrane installers

 - Building surveyors

- Building Control Officers

 - Contaminated Land Officers

 - CDM duty holders: Clients, Principal Designers and Principal Contractors

 - Property Managers

 About the Course

 This full day course provides participants with a very detailed theoretical and practical understanding of the requirements for verifying the installation of gas protection systems.  

 It is an essential introductory learning package for environmental and construction professionals engaged in gas protection verification. The main focus is verifying gas membranes but it will also cover venting systems.  It will also cover what to consider when specifying integrity testing or checking that correct testing procedures are followed on site.

 The course is specifically targeted at consultants, contractors and other stakeholders/dutyholders involved with the verification, assessment and management of gas protection systems.  Each course is restricted to 10 delegates to ensure good trainer to delegate ratio for the practical work.

 A certificate of attendance will be provided on completion of attendance.

 Course Objectives

 To provide participants with a detailed understanding of verification of gas protection systems following the advice in CIRIA Report C735 "Good practice on the testing and verification of protection systems for buildings against hazardous ground gases."  The course has been developed and is delivered by some of the authors of C735.

 On completion of the course, participants will understand:

 • The intended philosophy of C735 and background information;

 • The link between C735 and British Standard BS8485: 2015, Code of practice for the design of protective measures for methane and carbon dioxide ground gases for new buildings;

 • What verification should cover – a risk based approach;

 • Verification procedures;

 • Verification plan;

 • Visual inspection – what to look for;

 • Methods of integrity testing and main requirements for good practice;

 • The verification report.


 This is a one day course from 9.30am to 4.30pm with lunch included

 Morning - Theory based


 Afternoon - Practical demonstration


 Duration 7 hours (contact time)

****Please ensure that you bring safety glasses, steel toe capped boots & gloves****



Unit 6b, Merchant Workspace,

Adwick Park


S63 5AB


 Mick Corban and Gordon Cave

 Gordon and Mick have over 30 years combined experience in the installation and verification of gas barriers.

 Gordon is one of a handful of CITB approved assessors for the NVQ Level 2 Qualification in Gas Membrane Installations and Mick is one of the co-authors of CIRIA C735 “Good practise on the testing and verification of protection systems for buildings against hazardous ground gas”

 Gordon is director at DMI Ltd who specialise in the installation of gas membranes and containment systems, during his time in the industry Gordon has worked on large schemes such as the White Rose Centre in Leeds, he is fully conversant with all the different materials on the market.

 Mick has over 25 years experience  in the construction industry a surveyor for local authority and in within the gas protection industry. Mick has sat on various CIRIA steering committees and was a contributor to the CIEH’s local authority ground gas handbook, he has extensive knowledge of all the various integrity testing procedures available.

450.00 GBP

Price net.: 375.00 GBP
V.A.T.: 75.00 GBP
incl. V.A.T: 20.00 %
This item is currently in stock
Location and Date
Delegate Details

Please be aware that the number of delegates for this course is 10.

If we do not have this number of confirmed delegates for the course at least 14 days prior to the course date, this course will be cancelled and delegates can either transfer to another date or receive a refund.

Click here for Full Terms and Conditions

Delegate 1

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