| Route | Neath and Brecon Line |
| Section | Neath and Brecon Jn to Onllwyn |
| ELR Maps | Atlas , Interactive |
| Area Maps | Neath , Onllwyn |
| Extent | 0M -003y to 11M 0100y • 11.059 miles • 17.797 km |
| Measured | 17.797 km (Δ -0m) |
| Neighbours | SWM2 , VON |
| NR Region | Wales & Western |
 | TRACKmaps Book 3 — Western & Wales |
🏢 Administrative Area
| Mileage | Country | Administrative Area |
|---|---|---|
| 0M -003y to 8M 1660y | Wales | Neath Port Talbot |
| 8M 1661y to 11M 0100y | Wales | Powys |
📍 Nearest Place and District
| Mileage | Nearest Place | District / County | Distance |
|---|---|---|---|
| 0M -003y to 0M 0538y | Neath | Neath Port Talbot | 468m - 533m |
| 0M 0539y to 1M 0274y | Cadoxton-Juxta-Neath | Neath Port Talbot | 335m - 988m |
| 1M 0275y to 1M 0560y | Tonna | Neath Port Talbot | 764m - 980m |
| 1M 0561y to 1M 1374y | Aberdulais | Neath Port Talbot | 338m - 746m |
| 1M 1375y to 3M 1418y | Cilfrew | Neath Port Talbot | 184m - 2684m |
| 3M 1419y to 3M 1462y | Clyne | Neath Port Talbot | 2693m - 2695m |
| 3M 1463y to 5M 1660y | Creunant | Neath Port Talbot | 145m - 2687m |
| 5M 1661y to 6M 1022y | Pen-y-Bont | Neath Port Talbot | 407m - 896m |
| 6M 1023y to 6M 1264y | Tre-Forgan | Neath Port Talbot | 915m - 1090m |
| 6M 1265y to 8M 0054y | Nant-y-cafn | Neath Port Talbot | 240m - 1096m |
| 8M 0055y to 8M 1704y | Seven Sisters | Neath Port Talbot | 59m - 896m |
| 8M 1705y to 9M 1594y | Tynewydd | Neath Port Talbot | 108m - 894m |
| 9M 1595y to 10M 1616y | Onllwyn | Neath Port Talbot | 224m - 879m |
| 10M 1617y to 11M 0100y | Dyffryn Cellwen | Neath Port Talbot | 586m - 710m |
🏷️ Positional Accuracy Statistics
| Property | Count | Min | Max | Mean | Median | Std Dev |
|---|---|---|---|---|---|---|
| Linear Accuracy | 13 | -1m | 1m | -0m | 0m | 0m |
| Normalised Quarter Miles | 13 | 439y | 440y | 440y | 440y | 0y |
| Calibration Segment Length | 13 | 3y | 1760y | 1497y | 1760y | 642y |