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M1 motorway widening

Widening of the M1 motorway from the M0 junction to the Concó rest area at km 94 in two phases. The corridor is being expanded to three traffic lanes in each direction, with one ITS lane on each side. Lots follow MKIF’s phase limits; geometry is traced along OSM relation 21313 and cut at the M0, Bicske and km 94 junction nodes.

Total length
78 km
Open today
0 km
Under construction
78 km
Sections
2
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Sections

Sections of M1 motorway widening: status, length, dates, cost, funding and contractors
SectionsStatusLengthTimelineCostFundingContractorsContract terms
M0 – Bicske, phase I

MKIF defines phase I as km 16–39, M0 to Bicske, with completion due by 31 August 2028. Bicske Municipality identifies Duna Aszfalt Zrt. as the builder from M0 to km 39+200. The municipality’s contractor breakpoint is 200 m beyond the phase limit stated by MKIF. Length follows the stated 23 km chainage interval. The OSM relation 21313 line from the M0 junction (km 16) to the Bicske junction (km 39) measures 23.71 km.

Under construction23 km
  1. Sep 1, 2025Construction start
  2. Aug 31, 2028Expected opening
––
  • Duna Aszfalt Zrt.Builder
–
Bicske – Concó, phase II

MKIF defines phase II as km 39–94, Bicske to the Concó rest area, with completion due by 31 August 2029. Bicske Municipality identifies Duna Aszfalt Zrt. as the builder from km 39+000 to 39+200 and V-Híd Zrt. from km 39+200 to Győr. The phase therefore includes 200 m of Duna Aszfalt work, with the remainder assigned to V-Híd. Length follows the stated 55 km chainage interval. The OSM relation 21313 line from the Bicske junction (km 39) to the Ács/Bábolna junction at km 94 measures 54.43 km.

Under construction55 km
  1. Sep 1, 2025Construction start
  2. Aug 31, 2029Expected opening
––
  • Duna Aszfalt Zrt.Builder
  • V-Híd Zrt.Builder
–

Contractor roles are as recorded in the award. Only builders count toward the delivery rankings.

Related projects

Sources

  1. MKIF: Development of M1 motorway to 2x3 + ITS laneread Oct 12, 2026
  2. MKIF: M1 widening beginsread Oct 12, 2026
  3. OpenStreetMap contributors: M1 motorway route relation 21313 and member way/node geometry (ODbL)read Oct 12, 2026
  4. Bicske Municipality: operation of municipal road during M1 motorway wideningread Oct 12, 2026
  5. OpenStreetMap contributors: route geometry (ODbL)read Oct 12, 2026
  6. Duna Group: Duna Aszfalt company historyread Oct 12, 2026

Figures last checked against their sources in Oct 12, 2026.