Road Works and Road Closures
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You can see a map of current and planned roadworks in our new online resident account, myNPT.
Please see Traffic Wales for Motorway and Trunk roads roadwork information.
Use our form to report faulty traffic lights.
| Road No | Location | Description | Likely Duration (Days) | Remarks / Contacts |
|---|---|---|---|---|
| A4069 | Brynamman Road to Cannon Street Lower Brynamman | Excavation in carriageway for installation | 15-MAY-26 to 22-MAY-26 8 days | Multi Phase Traffic Light 24 hours |
| A4107 | Pentwyn Road, 16 Pen Twyn Road Glyncorrwg | Joint Box | 07-MAY-26 to 08-MAY-26 2 days | Temporary 2 Way Traffic Control 24 hrs |
| A4109 | A4109 Neath Road, Merthyr Road Crynant | Examination Under the Bridge | 19-MAY-26 to 20-MAY-26 2 days | ROAD CLOSED - Diversion in operation 1 night to complete 23:00hrs – 06:00hrs |
| A4109 | Intervalley Road, NR Cae Eithyn Banwen | Pole Testing | 27-MAY-26 to 27-MAY-26 1 days | Temporary 2 way traffic 1 day only |
| A4109 | Intervalley Road, Opp the Jct of Private Road Banwen | Replace a Pole | 03-JUL-26 to 03-JUL-26 1 days | Temporary Multi Phase Traffic Lights 24hrs |
| A4109 | Main Road, Jct Dulais Drive, Adj 4 Ffynnon Dawel Aberdulais | New Mains | 16-FEB-26 to 29-MAY-26 103 days | Temporary 2 Way Traffic Control 24 hrs Pelican Switch off |
| A4109 | Neath Road, 5 The Crescent, Crynant | New Box | 12-MAY-26 to 14-MAY-26 3 days | Multi Phase Traffic Light 24 hours |
| A4109 | Station Road, Seven Sisters | Excavation | 01-JUN-26 to 01-JUN-26 1 days | Temporary Multi Phase Traffic Lights 24hrs Lights to be monitored at peak times |
| A4230 | Church Road, Main Road, Cadoxton | Gas Mains Replacement | 16-FEB-26 to 12-MAY-26 86 days | Multi Phase Traffic Light 24 hours Date amended to 16.02.2026 |
| A4230 | Main Road, 29 Danygraig Terrace Cadoxton | New Cabinet | 26-MAY-26 to 26-MAY-26 1 days | Temporary 2 Way Traffic Control 24 hrs |
| A4230 | Main Road, Maes Gwyn Aberdulais | Gas Mains Replacement Works | 25-MAY-26 to 10-JUL-26 47 days | Temporary 2 Way Traffic Control 24 hrs |
| A4230 | Main Road,3, cadoxton | Cover requires Rebedding | 19-MAY-26 to 19-MAY-26 1 days | Temporary 2 way traffic 1 day only |
| A4230 | New Road, 245 Skewen | New Box | 10-MAY-26 to 10-MAY-26 1 days | Temporary 2 way traffic 1 day only |
| A4241 | Seaway Parade, Jct withg Roundabout Fernbrook Close Baglan Way Neath | Traffic Management | 21-MAY-26 to 21-MAY-26 1 days | Slow Lane Closure North and South Bound |
| A474 | Briton Ferry Road, O/S 7, Neath | Blockages | 17-MAY-26 to 17-MAY-26 1 days | Temporary 2 way traffic 1 day only |
| A474 | Cadoxton Road, Opp Glan Yr Afan Theatre, Neath | New Pole | 19-MAY-26 to 19-MAY-26 1 days | Temporary 2 way traffic 1 day only |
| A474 | Graig Road, from Cwmamman Road to Brynamman Road, Gwaun Cae Gurwen | Excavation in the Carriageway | 20-APR-26 to 18-MAY-26 29 days | Temporary Multi Phase Traffic Lights 24hrs |
| A474 | Heol Y Gors, Near 259, Cwmgorse | Manhole Cover | 10-MAY-26 to 10-MAY-26 1 days | Stop Go Boards 1 day only |
| A48 | Penrwyn Baglan Road Baglan, Neath | Leaking Communication Pipe | 12-MAY-26 to 14-MAY-26 3 days | Temporary 2 Way Traffic Control 24 hrs |
| B4242 | High Street, 80, Glynneath | Blockages | 10-MAY-26 to 10-MAY-26 1 days | Temporary 2 way traffic 1 day only |
| B4242 | High Street, Adj 80 Glynneath | Blockages | 10-MAY-26 to 10-MAY-26 1 days | Temporary 2 way traffic 1 day only |
| B4283 | Water Street, Ty DDU, Margam | Drainage Works | 20-APR-26 to 30-JUN-26 72 days | Temporary 2 Way Traffic Control 24 hrs |
| B4286 | Rookwood Close, 1 Cimla | BUILD NEW FB2 CABINET & FW4 MODULAR CHAMBER ON 2W DUCT SECTION | 17-MAY-26 to 17-MAY-26 1 days | Multi Phase Lights 1 day only |
| B4287 | Afan Valley Road, Jct Pine Grove, Cimla | Active Travel Scheme | 16-MAR-26 to 31-MAY-26 77 days | Multi Phase Traffic Light 24 hours Time On/Off Site: 09:30 24 hours manned 7-7 |
| B4287 | Main Road, 26, Pontrhydfen | Blockages | 26-MAY-26 to 01-JUN-26 7 days | Temporary 2 Way Traffic Control 24 hrs |
| B4290 | Llandarcy to Jersey Marine, Woodlands Edge, O/S leisure Centre Llandarcy | Blockages | 17-MAY-26 to 17-MAY-26 1 days | Temporary 2 Way Traffic Control 24 hrs |
| B4434 | Commercial Road, Resolven | create safe area to work/storage | 11-MAY-26 to 14-AUG-26 96 days | Temporary 2 Way Traffic Control 24 hrs |
| B4434 | Eastland Road, S/O 74 Neath | New Cabinet | 17-MAY-26 to 17-MAY-26 1 days | Temporary 2 way traffic 1 day only |
| B4434 | Lletty Dafydd Clyne | Maintenance works | 14-SEP-26 to 26-SEP-26 13 days | ROAD CLOSED - Diversion in operation |
| B4434 | Neath Road, 8, Resolven | Permanent Reinstatment | 10-MAY-26 to 11-MAY-26 2 days | Stop And Go Convoy |
| B4434 | Victoria Gardens, o/s 2-4-7 Neath | Trenching & Joint Holes | 26-MAY-26 to 30-MAY-26 5 days | ROAD CLOSED - Diversion in operation |
| B4603 | Pontardawe Road, 230 Trebanos Pontardawe | New Pole | 18-MAY-26 to 18-MAY-26 1 days | Temporary 2 way traffic 1 day only - |
| B4603 | Swansea Road Tebanos | Civil Works to Retaining Wall | 13-FEB-26 to 31-MAY-26 108 days | Temporary 2 Way Traffic Control 24 hrs |
| C155 | Alltwen Hill Cilybebyll Alltwen | Blockages | 01-JUN-26 to 03-JUN-26 3 days | Multi Phase Traffic Light 24 hours |
| C555 | Ynys Y Gwas Hill Cwmavon | New Poles | 17-MAY-26 to 17-MAY-26 1 days | Temporary Multi Phase Traffic Lights 24hrs Pelican Switch off |
| U/C | Bridge street Adj 10, Glyncorrwg | Blockages | 10-MAY-26 to 10-MAY-26 1 days | Stop Go Boards 1 day only |
| U/C | Bryn Golau Alltwen Pontardawe | Repair & Clear Blockages | 01-JUN-26 to 03-JUN-26 3 days | ROAD CLOSED - Diversion in operation |
| U/C | Bryn Golau, Alltwen | Clear and repair blockage | 01-JUN-26 to 03-JUN-26 3 days | ROAD CLOSED - Diversion in operation |
| U/C | Bryndulais Avenue, 41-42 Seven Sisters | New Pole | 19-MAY-26 to 19-MAY-26 1 days | Temporary 2 way traffic 1 day only |
| U/C | Church street Briton Ferry | Inspections | 22-JUN-26 to 23-JUN-26 2 days | ROAD CLOSED - Diversion in operation |
| U/C | Crymlyn Road, Opp Jct Pen Yr Alley Avenue Skewen | TM Purposes | 26-MAY-26 to 28-MAY-26 3 days | Temporary Multi Phase Traffic Lights 24hrs |
| U/C | Forge Road Underbridge of Motorway to Jct King Street Port Talbot | Cabling Works | 26-JUN-26 to 17-AUG-26 53 days | Temporary Multi Phase Traffic Lights 24hrs |
| U/C | Golwg Y mynydd, Nr 5-7 Godre'r Graig | Collapsed Sewer | 05-MAY-26 to 22-MAY-26 18 days | Temporary 2 Way Traffic Control 24 hrs |
| U/C | Graig Y Darren, junction Golwg Y Mynydd | Excavation Works | 01-JUN-26 to 05-JUN-26 5 days | ROAD CLOSED - Diversion in operation |
| U/C | Hill Road, Jct The Croft Neath Abbey | Communication Pipe | 01-JUN-26 to 03-JUN-26 3 days | ROAD CLOSED - Diversion in operation |
| U/C | Ivorites Row, junction with Merthyr Road, Glynneath | Blockages | 01-JUN-26 to 04-JUN-26 4 days | ROAD CLOSED - Diversion in operation |
| U/C | Junction of Courtland Place and Station Rd, Port Talbot | Ducting Works | 11-MAY-26 to 19-JUN-26 40 days | Multi Phase Traffic Light 24 hours |
| U/C | Old Road, Opp 64, Neath | New Chamber | 01-JUN-26 to 06-JUN-26 6 days | ROAD CLOSED - Diversion in operation |
| U/C | Old Wern Road Ystalyfera | Maintenance Work | 11-MAY-26 to 13-MAY-26 3 days | ROAD CLOSED - Diversion in operation |
| U/C | Pant Howell Ddu, Neath | Replace a Pole | 28-MAY-26 to 29-MAY-26 2 days | ROAD CLOSED - Diversion in operation |
| U/C | Pen Yr Alley Avenue, 32, Skewen | Cabinet & Chamber | 12-MAY-26 to 14-MAY-26 3 days | Temporary 2 Way Traffic Control 24 hrs |
| U/C | Prince Street, Jct Brombil Street, Margam | Recover Pole | 10-JUN-26 to 10-JUN-26 1 days | |
| U/C | Station Road, from Jct Courtland Place, Jct of rear lane 43-79, Port talbot | Ducting | 13-APR-26 to 26-JUN-26 75 days | Multi Phase Traffic Light 24 hours |
| U/C | Tan Y Rhiw Road, 1-4 The Vaughans Court, davies Terrace 2, Resolven | Replacing Old Gas Mains | 03-AUG-26 to 04-SEP-26 33 days | Temporary 2 Way Traffic Control 24 hrs |
| U/C | Tydraw Place , 48 Station Road Port Talbot | Ducting | 27-APR-26 to 05-AUG-26 101 days | Multi Phase Traffic Light 24 hours |
| U/C | Wern Road, Christopher Road, Skewen Park Skewen | Disconnection of gas service | 18-MAY-26 to 20-MAY-26 3 days |
