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IGEM NEWS | Young Persons Paper Competition 2018

INNOVATION,

IMPLEMENTATION AND

BENEFITS OF ADOPTING

THE 3D LASER SCANNER

Conducting T/PM/P/11 assessments in the gas industry

Artist's impression of the
HandySCAN at work
By Chris Packwood, Project Supervisor – they are maintained to the highest
Pipelines with Cadent Gas and YPPC 2018 finalist standard possible. This can be
achieved by using new technology to
improve the asset data provided to
/PM/P/11 is Cadent’s by IGE/TD/1, plus steel distribution the pipeline operator, allowing the

procedure for the mains as de‰ned by IGE/TD/3. operator and integrity engineers to
inspection, assessment Cadent uses the procedure to make more informed decisions.
and repair of damaged inspect and assess defects on both To conduct P/11 inspections which
(non-leaking) steel local transmission pipelines and local are mostly on buried steel pipelines,
T pipelines above 150mm distribution mains. The majority of the pipeline must be excavated in
diameter and designed to operate at Cadent’s pipelines in the East accordance with T/PR/SSW/22 and T/
pressure greater than 2bar. Midlands operate at X46 or X52, with PR/MAINT/5028, plus have the coating
The procedure itself details the the exception of a 48in storage removed and the steel abrasive blasted
process of inspection and assessment pipeline, which operates at X80. in accordance with T/SP/CW/5.
for pipelines operating up to grade X80/ Many pipelines present in the UK Before doing so, the defect must be
L555 (updated 2012) and can be carried are reaching the end of their design hand prepared and visually inspected
out on transmission pipelines as de‰ned life. It is therefore imperative that to deem a P/11 assessment necessary.

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