

| Location | Equipment / Work Undertaken |
| Abbey Wood TPH | RJR DC Breaker Uprating |
| Abbey Wood TPH | MITS |
| Abbotscliffe Substation | Transformer Rectifier Replacement & Commissioning |
| Abermarie TPH | MITS |
| Acton Central | Frame Leak |
| Aigburth Substation | Frame Leak |
| Aintree Substation | Frame Leak |
| Albany Park Substation | RJR DC Breaker Uprating |
| Albany Park Substation | MITS |
| Albermarie TPH | Channel Tunnel Reinforcement DC Breakers |
| Aldershot TPH | Inspection and Testing of Installations |
| Aldershot | PSU Grid Pilot Work |
| Alton Substation | Frame Leak |
| Ardsley FS (25KV) | New Electrification Install / Test |
| Ardwick TSC | 25 kV Switchgear Extension WCML |
| Ascot Substation | RAPS |
| Ascot Substation | OCADS |
| Ash Vale Substation | RAPS |
| Ash Vale Substation | OCADS |
| Ash Vale Substation | PSU Remote End Panel Installation & Commissioning |
| Ash Vale Substation | PSU Remote End Panel Installation & Commissioning |
| Ashford Substation | Channel Tunnel Reinforcement DC Breakers |
| Ashford Substation | RJR DC Breaker Uprating |
| Ashtead Substation | KC 33 kV Busbar Refurbishment |
| Ashurst Substation | RAPS |
| Ashurst Substation | OCADS |
| Atherstone TSC | 25 kV Switchgear Extension WCML |
| Aughton Park | Frame Leak |
| Bagshot Substation | RAPS |
| Bagshot Substation | OCADS |
| Balcombe Tunnel Substation | RAPS |
| Balham TPH | Impedance Relays |
| Balkheath TPH | RJR DC Breaker Uprating |
| Bankhall Substation | Frame Leak |
| Bankhall Substation | AC Relays |
| Banstead Substation | Impedance Relay Testing |
| Banstead Substation | PSU Impedance Relay Work |
| Barkfield | Frame Leak |
| Barming Substation | Impedance Relays |
| Barming TPH | RJR DC Breaker Uprating |
| Barnham Substation | PSU Remote End Panel Installation & Commissioning |
| Barnhurst TPH | RJR DC Breaker Uprating |
| Barnhurst TPH | MITS |
| Barton | PSU Signal Supply Cabinet Installation & Testing |
| Barton Substation | RAPS |
| Barton Substation | OCADS |
| Barton Substation | PSU TPH Conversion with Testing & Commissioning |
| Basingstoke Grid | PSU Remote End Panel Installation & Commissioning |
| Bawtry TSC | New Electrification Install / Test |
| Bearstead Substation | Impedance Relays |
| Beckenham Hill TPH | RJR DC Breaker Uprating |
| Beckenham Hill TPH | MITS |
| Bedfont Road Substation | KC 33 kV Busbar Refurbishment |
| Bellfields TPH | Inspection and Testing of Installations |
| BELLINGHAM TPH | Channel Tunnel Reinforcement DC Breakers |
| Belvedere Substation | RJR DC Breaker Uprating |
| Belvedere Substation | MITS |
| Bentley Substation | RAPS |
| Bentley Substation | OCADS |
| Bentley Substation | Inspection and Testing of Installations |
| Bentley Substation | PSU Remote End Panel Installation & Commissioning |
| Bexhill Substation | RAPS |
| Bexhill Substation | OCADS |
| Bexley Heath Substation | RJR DC Breaker Uprating |
| Bexley Heath Substation | MITS |
| Bidsten | Frame Leak |
| Bidston Substation | AC Relays |
| Biggleswade TSC (25KV) | New Electrification Install / Test |
| Billingham Siding TPH | MITS |
| Billingshurst Substation | RAPS |
| Billingshurst Substation | OCADS |
| Binscombe TPH | DC Switchgear Modules |
| Birkenhead North | Frame Leak |
| Bisley TPH | Inspection and Testing of Installations |
| Blackbrook Substation | RAPS |
| Blackbrook Substation | OCADS |
| Blackbrook Substation | PSU Pilot Works & Load Tests on new feeders |
| Blackfriars Substation | ABB 11 kV Switchgear |
| Blackfriars Substation | MITS |
| Blackheath TPH | MITS |
| Bletchley TSC | 25 kV Switchgear Extension WCML |
| Blisworth TSC | 25 kV Switchgear Extension WCML |
| Bognor Regis TPH | PSU Magnetisation Curve Testing |
| Bognor Substation | PSU Substation, Installation Testing & Commissioning |
| Bognor Substation | PSU Signal Supply Panel |
| Bognor Substation | PSU Transformer Remedial Work |
| Bognor Substation | PSU Signal Supply Work |
| Bopeep Substation | Tonbridge - Hastings Electrification |
| Borough Beech TPH | MITS |
| Borough Green Substation | Impedance Relays |
| Borough Green Substation | RJR DC Breaker Uprating |
| Bournemouth TPH | PSU Remote End Panel Installation & Commissioning |
| Bracknell Substation | RAPS |
| Bracknell Substation | OCADS |
| Bramdean Substation | MITS |
| Branksome Substation | RAPS |
| Branksome Substation | OCADS |
| Branksome Substation | PSU Testing & Commissioning |
| Brentford Substation | KC 33 kV Busbar Refurbishment |
| Bretton FS (25KV) | New Electrification Install / Test |
| Bridgehill | PSU Remote End Panel Installation & Commissioning |
| Brighton Substation | RAPS |
| Brighton Substation | Translay and Frame Leakage Protection |
| Brighton Substation | PSU Substation Installation, Testing & Commissioning |
| Brighton Substation | PSU Pilot Diversion |
| Brinklow TSC | 25 kV Switchgear Extension WCML |
| Brixton | |
| Brixton TPH | Channel Tunnel Reinforcement DC Breakers |
| Brixton TPH | MITS |
| Brockenhurst TPH | PSU Magnetisation Curve Testing |
| Brockenhurst TPH | PSU Testing |
| Brockenhurst TPH | PSU Supervisory Wiring & Relay Coil Changes / Testing |
| Brockley Substation | MITS |
| Bromborogh Substation | AC Relays |
| Bromley South TPH | RJR DC Breaker Uprating |
| Bromley South TPH | MITS |
| Brookwood Substation | RAPS |
| Brookwood Substation | SW Sup Renewals |
| Brookwood Substation | Inspection and Testing of Installations |
| Brookwood Substation | PSU Remote End Panel Installation & Commissioning |
| Broomloan Substation (Strathclyde) | GEC RECTIFIER |
| Brunswick | Frame Leak |
| Bushey | Frame Leak |
| Byfleet Substation | RAPS |
| Byfleet Substation | SW Sup Renewals |
| Byfleet Substation | PSU Remote End Panel Installation & Commissioning |
| Camberley Substation | Inspection and Testing of Installations |
| Camberley Grid | PSU Grid Pilot Work |
| Camberley Substation | PSU Remote End Panel Installation & Commissioning |
| Camden | Frame Leak |
| Canal TPH | PSU Remote End Panel Installation & Commissioning |
| Cannon Street Substation | RJR DC Breaker Uprating |
| Cannon Street Substation | POWER TRANSFORMERS |
| Cannon Street Substation | MITS |
| Catford Substation | RJR DC Breaker Uprating |
| Catford Substation | MITS |
| Charing Substation | Impedance Relays |
| Charlton Substation | RJR DC Breaker Uprating |
| Charlton Substation | MITS |
| Chart Substation | Impedance Relays |
| Chatham TPH | RJR DC Breaker Uprating |
| Cheadle Hulme MPTSC | 25 kV Switchgear Extension WCML |
| Chelsfield Substation | MITS |
| Chelmsford Substation | RJR DC Breaker Uprating |
| Chertsey Substation | RAPS |
| Chertsey Substation | OCADS |
| Chiddingstone Substation | MITS |
| Chipstead Substation | BR Epsom Downs |
| Chislehurst Substation | Channel Tunnel Reinforcement DC Breakers |
| Chislehurst Substation | RJR DC Breaker Uprating |
| Chislehurst Substation | DC Breaker Extension |
| Chislehurst Substation | MITS |
| Church Road Substation | Impedance Relays |
| Church Road Substation | RJR DC Breaker Uprating |
| Church Road Substation | MITS |
| Cobhambury TPH | RJR DC Breaker Uprating |
| Cobhambury TPH | MITS |
| Codmore Hill Substation | RAPS |
| Codmore Hill Substation | OCADS |
| Collier Street Substation | Impedance Relays |
| Colwich TSC | 25 kV Switchgear Extension WCML |
| Cooksbridge Substation | RAPS |
| Cooksbridge Substation | OCADS |
| Coulsden North Substation | Redhill Completion |
| Coventry TSC | 25 kV Switchgear Extension WCML |
| Cranmore TPH | Channel Tunnel Reinforcement DC Breakers |
| Crayford TPH | RJR DC Breaker Uprating |
| Crayford TPH | MITS |
| Crofton Park TPH | MITS |
| Crowhurst TPH | MITS |
| Custom House Substation | Dalston Woolwich Electrification |
| Dalston | Frame Leakage |
| Darenth TPH | RJR DC Breaker Uprating |
| Darenth TPH | MITS |
| Dartford Substation | RJR DC Breaker Uprating |
| Dartford Substation | MITS |
| Deepcut TPH | Inspection and Testing of Installations |
| Denton Substation | RJR DC Breaker Uprating |
| Denton Substation | OCADS |
| Denton Substation | MITS |
| Ditton Substation | Impedance Relays |
| Ditton Substation | RJR DC Breaker Uprating |
| Dodds Coppice Substation | MITS |
| Dollands Moor | Channel Tunnel Reinforcement DC Breakers |
| Doncaster FS (25kV) | New Electrification Install / Test |
| Dorchester Substation | DC Switchgear Modules |
| Dorking Substation | OCADS |
| Dorking Substation | New 33 kV Feeder |
| Dorking Substation | PSU Pilot Works & Load Tests on new feeders |
| Dowle Street Substation | Impedance Relays |
| Dunton Green Substation | MITS |
| Dunton Green TPH | RJR DC Breaker Uprating |
| Dutton TSC | 25 kV Switchgear Extension WCML |
| East Clandon Substation | KC 33 kV Busbar Refurbishment |
| Eastbourne Substation | RAPS |
| Eastbourne Substation | OCADS |
| Eastleigh Substation | RAPS |
| Eastleigh Substation | OCADS |
| Eastleigh Substation | PSU Remote End Panel Installation & Commissioning |
| Edenbright TPH | MITS |
| Edge Hill TSC | 25 kV Switchgear Extension WCML |
| Effingham Substation | KC 33 kV Busbar Refurbishment |
| Effingham Substation | PSU Remote End Panel Installation & Commissioning |
| Egham Substation | RAPS |
| Egham Substation | OCADS |
| Ellesmere Port Substation | AC Relays |
| Elmers End Substation | OCADS |
| Elmers End Substation | MITS |
| Elmstead Wood TPH | RJR DC Breaker Uprating |
| Elmstead Wood TPH | MITS |
| Eltham Hall Substation | RJR DC Breaker Uprating |
| Eltham Hall Substation | MITS |
| Eltham Hall Substation | 33KV SWGR INSPECTION |
| Epsom Substation | KC 33 kV Busbar Refurbishment |
| Erith TPH | RJR DC Breaker Uprating |
| Erith TPH | MITS |
| Esher Substation | PSU Remote End Panel Installation & Commissioning |
| Etchingham Substation | Tonbridge - Hastings Electrification |
| Ewell West Substation | KC 33 kV Busbar Refurbishment |
| Eynesford Substation | RAPS |
| Eynesford Substation | Impedance Relays |
| Eynesford Substation | RJR DC Breaker Uprating |
| Eynesford Substation | MITS |
| Falconwood TPH | RJR DC Breaker Uprating |
| Falconwood TPH | MITS |
| Falmer Substation | RAPS |
| Falmer Substation | OCADS |
| Farlington Substation | OCADS |
| Farncombe Substation | RAPS |
| Farncombe Substation | Inspection and Testing of Installations |
| Farnham Substation | OCADS |
| Farnham Substation | PSU Remote End Panel Installation & Commissioning |
| Farringdon Substation | ABB 11 kV Switchgear |
| Farringdon Substation | MITS |
| Faversham Substation | KC 33 kV Busbar Refurbishment |
| Fawkham Substation | RJR DC Breaker Uprating |
| Fawkham Substation | MITS |
| Fazakerley | Frame Leak |
| Fenchurst Street 25 KV | ABB Structure MTD |
| Fernhead Park (FS) 25KV) | New Electrification Install / Test |
| Fishergate Grid | PSU Grid Pilot Work |
| Five Oak Green Substation | Impedance Relays |
| Fleet Substation | RAPS |
| Fleet Substation | OCADS |
| Folkington Substation | RAPS |
| Folkington Substation | OCADS |
| Ford Substation | PSU Remote End Panel Installation & Commissioning |
| Forrest Hill TPH | MITS |
| Fratton Substation | OCADS |
| Fratton Substation | PSU Remote End Panel Installation & Commissioning |
| Fratton Substation | PSU Substation Commissioning |
| Fratton Substation | PSU Auxiliary Transformer Installation |
| Fratton Substation | PSU Pilot Box Installation & Testing |
| Garston | Frame Leak |
| Gatwick Substation | Transformer Rectifier Replacement |
| Gatwick Substation | PSU Remote End Panel Installation & Commissioning |
| Gillingham Module | Channel Tunnel Reinforcement DC Breakers |
| Gillingham Substation | RJR DC Breaker Uprating |
| Glynde Substation | GEC |
| Glynde Substation | OCADS |
| Godstone TPH | MITS |
| Gravesend TPH | RJR DC Breaker Uprating |
| Gravesend TPH | MITS |
| Grayswood Substation | Inspection and Testing of Installations |
| Great Lakes Farm Substation | PSU New Substation Installation & Track Cabling |
| Green Lane Substation | Frame Leak |
| Green Lane Substation | RJR DC Breaker Uprating |
| Green Lane Substation | MITS |
| Greenwich Substation | RJR DC Breaker Uprating |
| Greenwich Substation | MITS |
| Grosvenor Shed Module | Channel Tunnel Reinforcement DC Breakers |
| Grove Hill Substation | Tonbridge - Hastings Electrification |
| Grove Junction Substation | Tonbridge - Hastings Electrification |
| Grove Park Substation | RJR DC Breaker Uprating |
| Grove Park Substation | MITS |
| Guildford Substation | Inspection and Testing of Installations |
| Hackney TPH | Dalston Woolwich Electrification |
| Hall Road | Frame Leak |
| Halling Substation | BUSZONE PROTECTION |
| Halling Substation | MITS |
| Hampstead Heath | Frame Leak |
| Hampton Court Substation | RAPS |
| Hampton Court Substation | OCADS |
| Hampton Court Substation | PSU Remote End Panel Installation & Commissioning |
| Hampton Substation | KC 33 kV Busbar Refurbishment |
| Hamworthy Substation | DC Switchgear Modules |
| Hare Park TSC (25kV) | New Electrification Install / Test |
| Harlesden | Frame Leak |
| Harrietsham Substation | Impedance Relays |
| Harrow | Frame Leak |
| Hartley Substation | MITS |
| Hartley TPH | RJR DC Breaker Uprating |
| HaSubstationocks Substation | RAPS |
| Hatch End | Frame Leak |
| Havant Substation | PSU Remote End Panel Installation & Commissioning |
| Hawden Substation | Impedance Relays |
| Hayes Intertrip Unit | MITS |
| Haysden TPH | MITS |
| Haywards Heath | Pints Heating |
| Haywards HeathSubstation | RAPS |
| Headcorn Substation | Impedance Relays |
| Headstone Lane MPATS | 25 kV Switchgear Extension WCML |
| Herne Bay | DC BRKRS |
| Herne Hill TPH | ABB MODULE |
| Herne Hill TPH | MITS |
| Herringe TPH | Channel Tunnel Reinforcement DC Breakers |
| Hidenborough Substation | Impedance Relays |
| High Bromms Substation | Tonbridge - Hastings Electrification |
| Higham Substation | RJR DC Breaker Uprating |
| Higham Substation | MITS |
| Higham Substation | Transformer Rectifier Replacement & Commissioning |
| Higham Substation | MITS Relocation and Testing |
| Highbury | Frame Leak |
| Hightown | Frame Leak |
| Hillside Substation | Frame Leak |
| Hillside Substation | AC Relays |
| Hinton Admiral | RAPS |
| Hinton Admiral | OCADS |
| Hitching 25 kV TSC | GEC SWGR EXTENSION |
| Hither Green Substation | RJR DC Breaker Uprating |
| Hither Green Substation | MITS |
| Hoads Wood Substation | Impedance Relays |
| Hollingsbourne Substation | Impedance Relays |
| Holme TSC (25KV) | New Electrification Install / Test |
| Holmethorpe Substation | Redhill Completion |
| Holmwood TPH | PSU Pilot Works & Load Tests on new feeders |
| Holton Heath TPH | DC Switchgear Modules |
| Hooton Substation | AC Relays |
| Horsham Substation | RAPS |
| Horsham Substation | OCADS |
| Horsham Substation | PSU Pilot Works & Load Tests on new feeders |
| Hothfield Substation | Impedance Relays |
| Hounslow Junction Substation | KC 33 kV Busbar Refurbishment |
| Hove Substation | Installation and Pre-Testing |
| Hove Substation | Commissioning |
| Hoyelake Substation | New Rectifiers |
| Huntingdon TSC (25KV) | New Electrification Install / Test |
| Ifield Substation | RAPS |
| Ifield Substation | OCADS |
| James Street | Frame Leak |
| Kemsley Substation | KC 33 kV Busbar Refurbishment |
| Kennington TPH | Impedance Relays |
| Kenton Substation | Frame Leak |
| Kenton Substation | RECTIFIER REPAIR |
| Kevingtown Substation | RJR DC Breaker Uprating |
| Kevingtown Substation | MITS |
| Keymer Junction Substation | RAPS |
| Kings Langley TSC | 25 kV Switchgear Extension WCML |
| Kingsfold Substation | RAPS |
| Kingsfold Substation | OCADS |
| Kingsfold Substation | PSU Pilot Works & Load Tests on new feeders |
| Kingswood Substation | BR Epsom Downs |
| Kingsworthy Substation | RAPS |
| Kingsworthy Substation | OCADS |
| Kingsworthy Substation | PSU Remote End Panel Installation & Commissioning |
| Knockholt Substation | MITS |
| Knockholt TPH | Channel Tunnel Reinforcement DC Breakers |
| Knowle Substation | RAPS |
| Knowle Substation | OCADS |
| Leatherhead Substation | RAPS |
| Leatherhead Substation | OCADS |
| Leatherhead Substation | PSU Remote End Panel Installation & Commissioning |
| Lee TPH | MITS |
| Leeds TSC (25KV) | New Electrification Install / Test |
| Leigh Substation | MITS |
| Lenham Substation | Impedance Relays |
| Lewes Substation | RAPS |
| Lewes Substation | OCADS |
| Lewisham Depot | RJR DC Breaker Uprating |
| Lewisham Substation | RJR DC Breaker Uprating |
| Lewisham Substation | MITS |
| Lichfield Trent Valley TSC | 25 kV Switchgear Extension WCML |
| Linford St TPH | Channel Tunnel Reinforcement DC Breakers |
| Linford St TPH | MITS |
| Little Barford FS (25KV) | New Electrification Install / Test |
| Littlebrook TPH | RJR DC Breaker Uprating |
| Littlebrook TPH | MITS |
| Littlebrowns Substation | MITS |
| Littlehampton Substation | PSU Substation Installation, Testing & Commissioning |
| Liverpool Central | Frame Leak |
| Liverpool Exchange | Frame Leak |
| London Bridge TPH | MITS |
| Loughborough Junction Substation | MITS |
| Lower Bush Substation | RJR DC Breaker Uprating |
| Lower Bush Substation | MITS |
| Luddingstone Substation | MITS |
| Lullingstone TPH | RJR DC Breaker Uprating |
| Lymingston Junction | OCADS |
| Lymingston Junction Substation | RAPS |
| Lymington Substation | PSU Remote End Panel Installation & Commissioning |
| Madeley TSC | 25 kV Switchgear Extension WCML |
| Maghull | Frame Leak |
| Maiden Lane Substation | Dalston Woolwich Electrification |
| Maidsone Substation | Impedance Relays |
| Maidsone Substation | RJR DC Breaker Uprating |
| Malling TPH | RJR DC Breaker Uprating |
| Manchester Prestwich | Frame Leak |
| Manchester Victoria | Frame Leak |
| Marden Substation | Impedance Relays |
| Marlands Substation | RAPS |
| Marlands Substation | OCADS |
| Marshalls Siding Substation | Frame Leak |
| Marshalls Siding Substation | AC Relays |
| Marston GreenTSC | 25 kV Switchgear Extension WCML |
| Mayford TPH | Inspection and Testing of Installations |
| Medhurts Row Substation | MITS |
| Meopham Substation | RJR DC Breaker Uprating |
| Meopham Substation | MITS |
| Merrals Shaw Substation | MITS |
| Merrals Shaw TPH | RJR DC Breaker Uprating |
| Mersham Substation | Transformer Rectifier Replacement |
| Mersham Substation | RAPS |
| Michedever TPH | PSU Magnetisation Curve Testing |
| Micheldever Substation | PSU Substation, Installation Testing & Commissioning |
| Micheldever Substation | PSU Remote End Panel Installation & Commissioning |
| Micheldever Substation | PSU Supervisory Wiring & Relay Coil Changes / Testing |
| Milford Substation | Inspection and Testing of Installations |
| Millbrook Substation | PSU Supervisory Wiring & Relay Coil Changes / Testing |
| Millbrook TPH Conversion | PSU Substation, Installation Testing & Commissioning |
| Millbrook TPH Conversion | PSU Remote End Panel Installation & Commissioning |
| Minnis Bay Substation | KC 33 kV Busbar Refurbishment |
| Mitcham Substation | Transformer Rectifier Repalcement & Commissioning |
| Moels Substation | New Rectifiers |
| Moerton Substation | New Rectifiers |
| Mollington Substation | AC Relays |
| Moorthorpe TSC (25KV) | New Electrification Install / Test |
| Moreton TPH | DC Switchgear Modules |
| Mountfield Substation | Tonbridge - Hastings Electrification |
| Neane FS (25KV) | New Electrification Install / Test |
| New Beckenham | Channel Tunnel Reiforcement DC Breakers |
| New Beckenham TPH | RJR DC Breaker Uprating |
| New Beckenham TPH | MITS |
| New Eltham Substation | RJR DC Breaker Uprating |
| New Eltham Substation | MITS |
| New Haw Substation | PSU Substation, Installation Testing & Commissioning |
| New Haw TPH | Inspection and Testing of Installations |
| New Hythe Substation | OCADS |
| New Hythe Substation | MITS |
| New Milton Substation | RAPS |
| New Milton Substation | OCADS |
| Newcross Gate TPH | MITS |
| Newham | PSU Remote End Panel Installation & Commissioning |
| Newham Substation | RAPS |
| Newham Substation | OCADS |
| Newhaven Substation | RAPS |
| Newhaven Substation | OCADS |
| Newton MPTSC | 25 kV Switchgear Extension WCML |
| Newton St 25kV Sub | MODS |
| Noahs Ark | MITS |
| Noahs Ark TPH | RJR DC Breaker Uprating |
| Normans Bay Substation | RAPS |
| Normans Bay Substation | OCADS |
| North Rode TSC | 25 kV Switchgear Extension WCML |
| North Tring TSC | 25 kV Switchgear Extension WCML |
| Northam Depot | Equipment Installation & Track Cabling |
| Northam Substation | PSU Remote End Panel Installation & Commissioning |
| Northampton TSC | 25 kV Switchgear Extension WCML |
| Northbrook Substation | RAPS |
| Northbrook Substation | OCADS |
| Northbrook Substation | PSU Remote End Panel Installation & Commissioning |
| Northfleet Substation | RJR DC Breaker Uprating |
| Northfleet Substation | MITS |
| Nunhead Substation | RJR DC Breaker Uprating |
| Nunhead Substation | MITS |
| Oakhill | MITS |
| Oakley Substation | PSU TPH Conversion with Testing & Commissioning |
| Oakley Substation | PSU Magnetisation Curve Testing |
| Oakley Substation | PSU Supervisory Wiring & Relay Coil Changes / Testing |
| Oatlands Substation | PSU Substation, Installation Testing & Commissioning |
| Oatlands Substation | PSU Remote End Panel Installation & Commissioning |
| OatlandsTPH | Inspection and Testing of Installation |
| Ockley Substation | RAPS |
| Ockley Substation | OCADS |
| Ockley Substation | PSU Pilot Works & Load Tests on new feeders |
| Oldbury Substation | Impedance Relays |
| Oldbury TPH | RJR DC Breaker Uprating |
| Orpington Module | Channel Tunnel Reiforcement DC Breakers |
| Orpington Substation | MITS |
| Orpington TPH | RJR DC Breaker Uprating |
| Otford | MITS |
| Otford Junction TPH | RJR DC Breaker Uprating |
| Ouse Valley Substation | RAPS |
| Paddock Wood Substation | Tonbridge - Hastings Electrification |
| Paddock Wood Substation | Impedance Relays |
| Pangdean Substation | RAPS |
| Peckham Rye TPH | RJR DC Breaker Uprating |
| Peckham Rye TPH | MITS |
| Penge Substation | RJR DC Breaker Uprating |
| Penge Substation | MITS |
| Penhurst TPH | MITS |
| Petts Wood TPH | Channel Tunnel Reiforcement DC Breakers |
| Petts Wood TPH | MITS |
| Pevensey Substation | RAPS |
| Peversey Substation | OCADS |
| Pirbright Substation | Transformer Rectifier Replacement |
| Pirbright Substation | OCADS |
| Pirbright Substation | SW Sup Renewals |
| Pluckley Substation | Impedance Relays |
| Plumpton Substation | RAPS |
| Plumpton Substation | OCADS |
| Plumstead Substation | RJR DC Breaker Uprating |
| Plumstead Substation | MITS |
| Plumstead TPH | Channel Tunnel Reiforcement DC Breakers |
| Pokesdown Substation | RAPS |
| Pokesdown Substation | OCADS |
| Polhill Substation | Transformer Rectifier Replacement |
| Polhill Substation | RJR DC Breaker Uprating |
| Polhill Substation | MITS |
| Poole Substation | DC Switchgear Modules |
| Poole TPH | PSU Remote End Panel Installation & Commissioning |
| Portsea Substation | PSU Remote End Panel Installation & Commissioning |
| Portslade Substation | RAPS |
| Portslade Substation | PSU Remote End Panel Installation & Commissioning |
| Portslade Substation | Transformer Rectifier Replacement & Commissioning |
| Postern Substation | Impedance Relays |
| Potters Corner Substation | Impedance Relays |
| Preston Park Substation | RAPS |
| Preston Park Substation | PSU Remote End Panel Installation & Commissioning |
| Purley | BR Purley and Selhurst |
| Purley | Pints Heating |
| Purley Oaks TPH | Redhill Completion |
| Purley Substation | RAPS |
| Purley Substation | OCADS |
| Quaggy River TPH | RJR DC Breaker Uprating |
| Queens Park Substation | ABB AC Switchgear |
| Queens Road Substation | Impedance Relays |
| Queensborough Substation | KC 33 kV Busbar Refurbishment |
| Queensville TSC | 25 kV Switchgear Extension WCML |
| Ramsgate Substation | Equipment Removal |
| Reading | PSU Remote End Panel Installation & Commissioning |
| Reading Substation | RAPS |
| Reading Substation | OCADS |
| Redbridge Substation | RAPS |
| Redbridge Substation | PSU Remote End Panel Installation & Commissioning |
| Redhill Substation | New 33 kV Feeder |
| Redlands Substation | DC Switchgear Modules |
| Richmond Substation | KC 33 kV Busbar Refurbishment |
| Riverhill | MITS |
| Roborough Substation | RAPS |
| Rochester | MITS |
| Roffey Road Substation | RAPS |
| Roffey Road Substation | OCADS |
| Rowborough Substation | OCADS |
| Rugby TSC | 25 kV Switchgear Extension WCML |
| Ryde Substation | RAPS |
| Ryde Substation | OCADS |
| Sadling TPH | Channel Tunnel Reiforcement DC Breakers |
| Salfords Substation | RAPS |
| Salfords Substation | PSU Remote End Panel Installation & Commissioning |
| Sanbach TSC | 25 kV Switchgear Extension WCML |
| Sandon TSC | 25 kV Switchgear Extension WCML |
| Sandown Substation | RAPS |
| Sandown Substation | OCADS |
| Seaforth | Frame Leak |
| Selhurst | BR Purley and Selhurst |
| Selmeston Substation | RAPS |
| Selmeston Substation | OCADS |
| Sevenoaks Substation | Transformer Rectifier Replacement |
| Sevenoaks Substation | New 33 kV Feeder |
| Sevenoaks Substation | RJR DC Breaker Uprating |
| Sevenoaks Substation | MITS |
| Sevington TPH | Channel Tunnel Reiforcement DC Breakers |
| Shawford Substation | RAPS |
| Shawford Substation | OCADS |
| Shawford Substation | PSU Remote End Panel Installation & Commissioning |
| Sheerwater Substation | PSU Substation Commissioning |
| Sheerwater Substation | PSU Remote End Panel Installation & Commissioning |
| Sheerwater TPH | Inspection and Testing of Installations |
| Shelve Substation | Impedance Relays |
| Shoeburyness 25 KV | ABB Structure MTD |
| Shore Road | Frame Leak |
| Shortlands Substation | RJR DC Breaker Uprating |
| Shortlands Substation | MITS |
| Shottermill Substation | Transformer Rectifier Replacement |
| Shottermill Substation | OCADS |
| Shottermill Substation | Inspection and Testing of Installations |
| Sidcup TPH | RJR DC Breaker Uprating |
| Sidcup TPH | MITS |
| Sittingbourne Substation | KC 33 kV Busbar Refurbishment |
| Slade Green Substation | Channel Tunnel Reiforcement DC Breakers |
| Slade Green Substation | MITS |
| Slade Green Substation | AUX TX |
| Slade Green TPH | RJR DC Breaker Uprating |
| Smeeth TPH | Channel Tunnel Reiforcement DC Breakers |
| Snarkhurst Wood Substation | Impedance Relays |
| Snodland TPH | MITS |
| South Bemondsey | Wiring / Testing |
| South Bemondsey Substation | Transformer Rectifier Replacement |
| South Bemondsey Substation | RJR DC Breaker Uprating |
| South Bemondsey Substation | MITS |
| South Croydon Substation | RAPS |
| South Croydon Substation | OCADS |
| South Hampstead Substation | ABB AC Switchgear |
| Southampton Substation | RAPS |
| Southampton Substation | OCADS |
| Southampton Substation | PSU Remote End Panel Installation & Commissioning |
| Southease Substation | RAPS |
| Southease Substation | OCADS |
| Southport | Frame Leak |
| Southstoke Substation | RAPS |
| Southstoke Substation | OCADS |
| Southwark Substation | RJR DC Breaker Uprating |
| Southwark Substation | MITS |
| St Denys Substation | PSU Magnetisation Curve Testing |
| St Denys Substation | PSU Intertrip Panel Installation & Commissioning |
| St Denys Substation | Frame Leakage Equipment |
| St Denys TPH Conversion | PSU Remote End Panel Installation & Commissioning |
| St Johns Substation | PSU TPH Conversion with Testing & Commissioning |
| St Johns TPH | Inspection and Testing of Installations |
| St Johns TPH Conversion | PSU Remote End Panel Installation & Commissioning |
| St. Mary Cray Substation | MITS |
| St. Mary Cray TPH | RJR DC Breaker Uprating |
| Staines Substation | KC 33 kV Busbar Refurbishment |
| Staonegate Substation | Tonbridge - Hastings Electrification |
| Staplehurst Substation | Impedance Relays |
| Staplehurst Substation | Remedial Work |
| Star Lane Substation | RAPS |
| Star Lane Substation | Impedance Relays |
| Stephen Street Substation | Dalston Woolwich Electrification |
| Stetham Substation | RAPS |
| Stetham Substation | OCADS |
| Stetham Substation | Impedance Relays |
| Stoats Nest Junction | Pints Heating |
| Stoke TSC | 25 kV Switchgear Extension WCML |
| Stone CroSubstationing Substation | RJR DC Breaker Uprating |
| Stone CroSubstationing Substation | MITS |
| Stone CroSubstationing Substation | Auxilliary Transformer |
| Stonebridge TPH | PSU Pilot Works & Load Tests on new feeders |
| Stratford Substation | Dalston Woolwich Electrification |
| Strood Substation | Transformer Rectifier Replacement |
| Strood Substation | RJR DC Breaker Uprating |
| Strood Substation | MITS |
| Stuarts Lane Substation | Transformer Rectifier Replacement |
| Stuarts Lane Substation | OCADS |
| Sturt Lane | PSU Remote End Panel Installation & Commissioning |
| Sutton Substation | RAPS |
| Sutton Substation | OCADS |
| Swanley Substation | Transformer Rectifier Replacement |
| Swanley Substation | MITS |
| Swanley TPH | RJR DC Breaker Uprating |
| Swanscombe TPH | RJR DC Breaker Uprating |
| Swanscombe TPH | MITS |
| Swifts Green Substation | Impedance Relays |
| Sydenham Hill TPH | RJR DC Breaker Uprating |
| Sydenham Hill TPH | MITS |
| Tatenham Substation | BR Epsom Downs |
| Telham Substation | Tonbridge - Hastings Electrification |
| Thorndell Substation | RAPS |
| Thorndell Substation | OCADS |
| Three Bridges | Points Heating |
| Three Bridges Substation | RAPS |
| Tipholm TPH | PSU Pilot Works & Load Tests on new feeders |
| Tonbridge Substation | Tonbridge - Hastings Electrification |
| Tonbridge Substation | Impedance Relays |
| Tudeley Substation | Impedance Relays |
| Tunbridge Wells | Tonbridge - Hastings Electrification |
| Tunnel TPH | Channel Tunnel Reinforcement DC Breakers |
| Tunnel TPH | MITS |
| Tweed Hill Substation | RJR DC Breaker Uprating |
| Tweed Hill Substation | MITS |
| Upper Halliford Substation | KC 33 kV Busbar Refurbishment |
| Uralite TPH | RJR DC Breaker Uprating |
| Uralite TPH | MITS |
| Victoria | MITS |
| Victoria Substation | RJR DC Breaker Uprating |
| Virginia Water TPH | Inspection and Testing of Installations |
| Voltaire Road TPH | RJR DC Breaker Uprating |
| Voltaire Road TPH | MITS |
| Waddon Substation | KC 33 kV Busbar Refurbishment |
| Wadhurst Substation | Tonbridge - Hastings Electrification |
| Wallasey | Frame Leak |
| Wallasey Substation | AC Relays |
| Waltham Substation | OCADS |
| Waltham Substation | PSU Remote End Panel Installation & Commissioning |
| Waltham Substation | PSU Supervisory Wiring & Relay Coil Changes / Testing |
| Walton Junction | Frame Leak |
| Walton Junction Substation | AC Relays |
| Walton Substation | RAPS |
| Walton Substation | SW Sup Renewals |
| Walton Substation | PSU Substation Installation Testing & Commissioning |
| Walworth TPH | ABB MODULE |
| Walworth TPH | MITS |
| Wanborough Substation | OCADS |
| Wanborough Substation | PSU Remedial Work |
| Wanhurst Green Substation | Impedance Relays |
| Warnham TPH | PSU Pilot Works & Load Tests on new feeders |
| Waterloo ( Merseyrail) | Frame Leak |
| Waterloo Substation | Channel Tunnel Reinforcement DC Breakers |
| Waterloo Substation | Impedance Relays |
| Watford | Frame Leak |
| Waybridge Substation | RAPS |
| Weald Substation | Impedance Relays |
| Wembley | Frame Leak |
| Wessex Way Substation | PSU Remote End Panel Installation & Commissioning |
| West Dulwich Substation | RJR DC Breaker Uprating |
| West Dulwich Substation | MITS |
| West Lane TPH | Channel Tunnel Reinforcement DC Breakers |
| West Lane TPH | Impedance Relays |
| West Lane TPH | MITS |
| West Malling Substation | Impedance Relays |
| West Stafford Substation | DC Switchgear Modules |
| Westhanger Substation | Channel Tunnel Reinforcement DC Breakers |
| Westt Wickham Substation | MITS |
| Westwell Substation | Impedance Relays |
| Weybridge Substation | SW Sup Renewals |
| Weybridge Substation | PSU Remote End Panel Installation & Commissioning |
| Weybridge Substation | PSU Remote End Panel Installation & Commissioning |
| Weymouth TPH | DC Switchgear Modules |
| Wheatsheaf Substation | Inspection and Testing of Installations |
| Whitstable Substation | KC 33 kV Busbar Refurbishment |
| Whyteleafe South Substation | BR Epsom Downs |
| Wickham TPH | MITS |
| Willesden | Frame Leakage |
| Willingdon Substation | RAPS |
| Willingdon Substation | OCADS |
| Wilmslow TSC | 25 kV Switchgear Extension WCML |
| Winchester Substation | PSU Supervisory Wiring & Relay Coil Changes / Testing |
| Winchester TPH Conversion | PSU Remote End Panel Installation & Commissioning |
| Winchfield Substation | RAPS |
| Winchfield Substation | OCADS |
| Winfrith Substation | DC Switchgear Modules |
| Winnersh Substation | RAPS |
| Winnersh Substation | OCADS |
| Winsford TSC | 25 kV Switchgear Extension WCML |
| Woking | PSU Remote End Panel Installation & Commissioning |
| Woking Substation | RAPS |
| Woking Substation | SW Sup Renewals |
| Woking Substation | Inspection and Testing of Installations |
| Wokingham Substation | RAPS |
| Wokingham Substation | OCADS |
| Wolverhampton TSC | 25 kV Switchgear Extension WCML |
| Wood Green FS (25KV) | Substation Extension |
| Woodfidley Substation | OCADS |
| Woodfidley Substation | PSU Remote End Panel Installation & Commissioning |
| Wool TPH | DC Switchgear Modules |
| Woolwich Dockyard TPH | RJR DC Breaker Uprating |
| Woolwich Dockyard TPH | MITS |
| Worcester Park Substation | KC 33 kV Busbar Refurbishment |
| Worget Junction Substation | DC Switchgear Modules |
| Worthing Junction Substation | RAPS |
| Worting | PSU Remote End Panel Installation & Commissioning |
| Worting Junction | PSU Remote End Panel Installation & Commissioning |
| Wortington Junction Substation | OCADS |
| Wrecclesham | Transformer Rectifier TP Hut Conversion |
| Wrecclesham | PSU New traction SS testing and commissioning |
| Wrotham Heath Substation | Impedance Relays |
| Wrotham Heath TPH | RJR DC Breaker Uprating |
