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|---|---|---|---|---|
| Droga ekspresowa S12 | ||||
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| Route information | ||||
Part of E373 | ||||
| Length | 89.3 km (55.5 mi) plus 8.6 km single carriageway, 315 km (196 mi) planned | |||
| Major junctions | ||||
| West end |  A 1 nearPiotrków Trybunalski | |||
| Major intersections | ||||
| East end | Ukrainian border at Dorohusk | |||
| Location | ||||
| Country | Poland | |||
| Regions | Łódź Voivodeship,Masovian Voivodeship,Lublin Voivodeship | |||
| Major cities | Radom,Lublin | |||
| Highway system | ||||
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Expressway S12 orexpress road S12 (in Polishdroga ekspresowa S12) is aPolish highway planned to run from a junction with theA1 highway nearPiotrków Trybunalski to a border crossing withUkraine atDorohusk, passing byRadom,Lublin andChełm. The completed road should be about 328 km (204 mi) long.
As of 2024 the section open to traffic runs fromPuławy throughLublin toPiaski. The expressway from Piaski to the border withUkraine is under construction, set to be opened in 2026 and 2027.
A document outlining the future development of transport infrastructure issued by the Polish government in December 2022 projects that the road would be fully completed in 2030, however the majority of the section from Lublin toUkrainian border will be opened in years 2025 – 2027.[3][4]
