The Project

As part of the Cadent Gas Pre-Heat Replacement project – Phase One at West Winch AGI, a new packaged Boiler House and electrical Pre-heat was to be installed on site including the installation of a new HP-MP Pressure Reduction Skid.

The project included the E&I Design and Build of a new Gas Pressure Reduction Skid Unit.  Upon completion of the mechanical fabrication and assembly by others, the skid unit was to be pre-wired within the workshop of our Sunderland premises prior to shipment to site.

Instrument

The Pressure Reduction Skid comprised installation of inlet and outlet gauge pressure transmitters, inlet filter differential pressure monitoring transmitter and outlet temperature resistance thermocouple devices. The skid instrumentation was installed and cabled back to an Exe rated junction to allow connection of end user field cables.

DSEAR Inspection

All ATEX certified equipment supplied and installed under the contract scope was subject to detailed inspection in accordance with DSEAR Regulations BS EN 60079-17.

Test and Inspection

All ‘dead tests’ were carried out on the unit including continuity and insulation resistance testing to cabling prior to shipment to site.

Records

Test Records, material certificates and updated as-built drawings were produced and released with delivery of the skid unit for pre-commissioning purposes by the site installer in accordance with Cadent Gas T/SP/RE/9 documentation procedures.

Health & Safety

All works carried out under management supervision in accordance with the workshop safe system of work procedure.

The Project

As a result of the Asset Health Survey Programme carried out by Northern Gas Networks under the RIIO price control period, it was identified that the existing plant and equipment at Wrenthorpe PRS site was obsolete, approaching end of service life and in need of replacement.

The project comprised full electrical and instrumentation rebuild, installation of buried ducting and general site civil improvements to bring the site in line with current Northern Gas Networks standards and compliant with British and European legislation.

Employed directly by Northern Gas Networks as MWC, key deliverables were achieved to the satisfaction of and the end user (Northern Gas Networks) utilising the expertise of approved civil framework partners.

Electrical

Redundant, non-essential electrical equipment was isolated and removed maintaining only the essential supply to the telemetry equipment. The new distribution equipment was then installed comprising incoming switchgear, overcurrent and earth leakage protection and small power distribution system servicing new interior and exterior site lighting, E&I room lighting and heating and telemetry power supply unit. The installation was installed to the clients G17 detailed design documentation and inspected and tested to BS7671 and the remainder of the essential services were transferred to the new distribution system.

Instrument

In accordance with the G17 design the existing telemetry RTU panel, I.S. and Non-I.S. junction boxes were retained and re-used. The scope of the installation included pneumatic hook-up and cabling of Inlet Pressure Transmitter HP1, Outlet Pressure Transmitter MP1 and Filter Differential Pressure FLT-DP1 and FLT-DP2. Installation of switches and cabling associated with the Intruder Alarm equipment and replacement of cables to the Slam Shut indication switches. Pneumatic Pressure Testing of new small bore stainless steel impulse pipe and instrument loop checks. Isolation, disconnection and removal of redundant, obsolete equipment following instrument changeover.

DSEAR Inspection

All ATEX certified equipment supplied and installed under the contract scope was subject to detailed inspection in accordance with DSEAR Regulations BS EN 60079-17.

Commissioning

SONAE were responsible for supplying both the NRO documentation and competent persons to control and execute the changeover in line with the networks SCO 5 requirements. Commissioning was phased to allow the existing and new E&I systems to operate in parallel before isolating and de-commissioning the old equipment ensuring continuity of supply throughout the procedure.

Records

Test Records and red-line marked as-built drawings were produced and submitted at key stages as identified by Northern Gas Networks for pre-commissioning purposes in accordance with management procedure NGN/PM/RE/18.

Databook records were compiled in accordance with MPTF-001 Databook Framework document.

All final handover records were submitted to the Northern Gas Networks in both electronic format via A-site media document control system and hard copy format.

Health & Safety

All works were carried out under a controlled PTW in accordance with Northern Gas Networks SCO (Safe Control of Operations) management procedures.

The Project

As a result of the Asset Health Survey Programme carried out by Northern Gas Networks under the RIIO price control period, it was identified that the existing plant and equipment at Poole Roundabout PRS site was obsolete, approaching end of service life and in need of replacement.

The project comprised a full civil, mechanical, electrical and instrument rebuild to bring the site in line with current Northern Gas Networks standards and compliant with British and European legislation.

Employed directly for Northern Gas Networks to carry out the E&I Installation works associated with the site re-build, SONAE worked closely with the MWC (RJ Utilities) to ensure key deliverables were achieved to the satisfaction of and the end user (Northern Gas Networks).

Electrical

A new governor kiosk with integrated E&I room was constructed housing an all new electrical distribution system. A new electrical system was installed comprising incoming switchgear, overcurrent and earth leakage protection and small power distribution system servicing new interior and exterior site lighting, E&I room lighting and heating and telemetry power supply unit. The installation was delivered in accordance with the clients G17 detailed design documentation and inspected and tested to BS7671.

Instrument

An all new remote telemetered instrument monitoring and control system was installed in the E&I room. The scope included the manufacture and installation of new RTU, I.S barrier, Non-I.S and PSU control panels. Pneumatic hook-up and cabling of Inlet Pressure Transmitter IP1, Outlet Pressure Transmitter LP1 and Filter Differential Pressure FLT-DP1 and FLT-DP2. Installation of switches and cabling associated with Slam Shut and Intruder Alarm equipment. Pneumatic Pressure Testing of new small bore stainless steel impulse pipe and instrument loop checks. Isolation, disconnection and removal of redundant, obsolete equipment following instrument changeover.

DSEAR Inspection

All ATEX certified equipment supplied and installed under the contract scope was subject to detailed inspection in accordance with DSEAR Regulations BS EN 60079-17.

Commissioning

Preparation and submission of Non-Routine Operation (NRO) document for Authorising Engineer approval prior to pre-commissioning checks.

Provision of SCO 4&5 competent persons to carry out the end to end checks and wet commissioning of the complete E&I installation under a controlled NRO procedure.

Records

Test Records and red-line marked as-built drawings were produced and submitted at key stages as identified by Northern Gas Networks for pre-commissioning purposes in accordance with management procedure NGN/PM/RE/18.

Databook records were compiled in accordance with MPTF-001 Databook Framework document.

All final handover records were submitted to the Northern Gas Networks in both electronic format via A-site media document control system and hard copy format.

Health & Safety

All works were carried out under a controlled PTW in accordance with Northern Gas Networks SCO (Safe Control of Operations) management procedures.

The Project

As a result of the Asset Health Survey Programme carried out by Northern Gas Networks under the RIIO price control period, it was identified that the existing plant and equipment at Marton Crossroads PRS site was obsolete, approaching end of service life and in need of replacement.

The project comprised a full civil, mechanical, electrical and instrument rebuild to bring the site in line with current Northern Gas Networks standards and compliant with British and European legislation. Due to the compact footprint of the site, its location on a busy crossroads and the requirement to maintain supply through the site at all times the project presented many challenges.

Employed directly for Northern Gas Networks to carry out the E&I Installation works associated with the site re-build, SONAE worked closely with the MWC (Fastflow Group) to ensure key deliverables were achieved to the satisfaction of the end user (Northern Gas Networks).

Electrical

A new E&I kiosk was constructed to house an all new electrical distribution system allowing the existing installation to continue to operate in parallel the new installation. A new electrical system was installed comprising incoming switchgear, overcurrent and earth leakage protection and small power distribution system servicing new interior and exterior site lighting, E&I room lighting and heating and telemetry power supply unit. The installation was delivered in accordance with the clients G17 detailed design documentation and inspected and tested to BS7671.

Instrument

A new E&I kiosk was constructed to house an all new remote telemetered instrument monitoring and control system. The scope included the manufacture and installation of new RTU, I.S barrier, Non-I.S and PSU control panels. Pneumatic hook-up and cabling of Inlet Pressure Transmitter IP1, Outlet Pressure Transmitters MP1, LP1 and Filter Differential Pressure FLT-DP1, FLT-DP2, FLT-DP3 and FLT-DP4. Installation of switches and cabling associated with Slam Shut and Intruder Alarm equipment. Pneumatic Pressure Testing of new small bore stainless steel impulse pipe and instrument loop checks. Isolation, disconnection and removal of redundant, obsolete equipment following instrument changeover.

DSEAR Inspection

All ATEX certified equipment supplied and installed under the contract scope was subject to detailed inspection in accordance with DSEAR Regulations BS EN 60079-17.

Commissioning

SONAE were responsible for supplying both the NRO documentation and competent persons to control and execute the changeover in line with the networks SCO 5 requirements.

Commissioning was phased to allow the existing and new installations to operate in parallel before isolating and de-commissioning the old equipment ensuring continuity of supply throughout the procedure.

Records

Test Records and red-line marked as-built drawings were produced and submitted at key stages as identified by Northern Gas Networks for pre-commissioning purposes in accordance with management procedure NGN/PM/RE/18.

Databook records were compiled in accordance with MPTF-001 Databook Framework document.

All final handover records were submitted to the Northern Gas Networks in both electronic format via A-site media document control system and hard copy format.

Health & Safety

Sonae (UK) were appointed directly by the end user (Northern Gas Networks) to carry out the E&I installation works.

Sonae (UK) undertook the role of a contractor during the construction phase, working in co-ordination with the Principal Contractor (Fasflow Group).

All works were carried out under a controlled PTW in accordance with Northern Gas Networks SCO (Safe Control of Operations) management procedures.

The Project
As a result of the Asset Health Survey Programme carried out by Northern Gas Networks under the RIIO price control period, it was identified that the existing plant and equipment at Chopwell PRS site was obsolete, approaching end of service life and in need of replacement.

The project comprised installation of a new E&I kiosk, replacement governor building, general site civil improvements, electrical and instrument rebuild to bring the site in line with current Northern Gas Networks standards and compliant with British and European legislation. The project posed a challenge as it could not be isolated during the works resulting in an extensive crash deck being installed to protect the live gas equipment prior to the old building being dismantled. A new modular GRP building was constructed in its place meaning the supply of gas was uninterrupted.

Employed directly by Northern Gas Networks as MWC, key deliverables were achieved to the satisfaction of and the end user (Northern Gas Networks) utilising the expertise of approved civil framework partners.

Electrical
A new E&I kiosk was constructed to house an all new electrical distribution system allowing the existing installation to continue to operate in parallel the new installation. A new electrical system was installed comprising incoming switchgear, overcurrent and earth leakage protection and small power distribution system servicing new interior and exterior site lighting, E&I room lighting and heating and telemetry power supply unit. The installation was delivered in accordance with the clients G17 detailed design documentation and inspected and tested to BS7671.

Instrument
A new E&I kiosk was constructed to house an all new remote telemetered instrument monitoring and control system. The scope included the manufacture and installation of new RTU, I.S barrier, Non-I.S and PSU control panels. Pneumatic hook-up and cabling of Inlet Pressure Transmitter HP1, Outlet Pressure Transmitter MP1 and Filter Differential Pressure FLT-DP1 and FLT-DP2. Installation of switches and cabling associated with Slam Shut and Intruder Alarm equipment. Pneumatic Pressure Testing of new small bore stainless steel impulse pipe and instrument loop checks. Isolation, disconnection and removal of redundant, obsolete equipment following instrument changeover.

DSEAR Inspection
All ATEX certified equipment supplied and installed under the contract scope was subject to detailed inspection in accordance with DSEAR Regulations BS EN 60079-17.

Commissioning
SONAE were responsible for supplying both the NRO documentation and competent persons to control and execute the changeover in line with the networks SCO 5 requirements. Commissioning was phased to allow the existing and new E&I systems to operate in parallel before isolating and de-commissioning the old equipment ensuring continuity of supply throughout the procedure.

Records
Test Records and red-line marked as-built drawings were produced and submitted at key stages as identified by Northern Gas Networks for pre-commissioning purposes in accordance with management procedure NGN/PM/RE/18.

Databook records were compiled in accordance with MPTF-001 Databook Framework document.
All final handover records were submitted to the Northern Gas Networks in both electronic format via A-site media document control system and hard copy format.

Health & Safety
Sonae (UK) were appointed Principal Contractor to manage the health and safety during the construction phase including the coordination and management of all subcontractors.
All works were carried out under a controlled PTW in accordance with Northern Gas Networks SCO (Safe Control of Operations) management procedures.

The Project

As a result of the Asset Health Survey Programme carried out by Northern Gas Networks under the RIIO price control period, it was identified that the existing plant and equipment at Aberford PRS site was obsolete, approaching end of service life and in need of replacement.

The project comprised full electrical and instrumentation rebuild, relocation of the satellite communications dish, lagging of outlet temperature monitoring pipework, installation of buried ducting and general site civil improvements to bring the site in line with current Northern Gas Networks standards and compliant with British and European legislation.

Employed directly by Northern Gas Networks as MWC, key deliverables were achieved to the satisfaction of and the end user (Northern Gas Networks) utilising the expertise of approved civil framework partners.

Electrical

Redundant, non-essential electrical equipment was isolated and removed maintaining only the essential supply to the telemetry equipment. The new distribution equipment was then installed comprising incoming switchgear, 1:1 isolation transformer, overcurrent and earth leakage protection and small power distribution system servicing new interior and exterior site lighting, E&I room lighting and heating and telemetry power supply unit. The installation was installed to the clients G17 detailed design documentation and inspected and tested to BS7671 and the remainder of the essential services were transferred to the new distribution system.

Instrument

In accordance with the G17 design the existing telemetry RTU panel, I.S. and Non-I.S. junction boxes were retained and re-used. The scope of the installation included pneumatic hook-up and cabling of Inlet Pressure Transmitter HP1, Outlet Pressure Transmitter MP1 and Filter Differential Pressure FLT-DP1 and FLT-DP2. Installation of switches and cabling associated with the Intruder Alarm equipment and replacement of cables and junction boxes to the Slam Shut indication switches. Pneumatic Pressure Testing of new small bore stainless steel impulse pipe and instrument loop checks. Isolation, disconnection and removal of redundant, obsolete equipment following instrument changeover.

DSEAR Inspection

All ATEX certified equipment supplied and installed under the contract scope was subject to detailed inspection in accordance with DSEAR Regulations BS EN 60079-17.

Commissioning

SONAE were responsible for supplying both the NRO documentation and competent persons to control and execute the changeover in line with the networks SCO 5 requirements. Commissioning was phased to allow the existing and new E&I systems to operate in parallel before isolating and de-commissioning the old equipment ensuring continuity of supply throughout the procedure.

Records

Test Records and red-line marked as-built drawings were produced and submitted at key stages as identified by Northern Gas Networks for pre-commissioning purposes in accordance with management procedure NGN/PM/RE/18.

Databook records were compiled in accordance with MPTF-001 Databook Framework document.

All final handover records were submitted to the Northern Gas Networks in both electronic format via A-site media document control system and hard copy format.

Health & Safety

All works were carried out under a controlled PTW in accordance with Northern Gas Networks SCO (Safe Control of Operations) management procedures.