# A3 motorway maintenance in Sargans

> Live situation record from CLSTR: https://clstr.news/situations/a3-motorway-maintenance-in-sargans
> Updated: 2026-09-22T14:00:35.000Z. Sources: 7. Developments: 2.

The Federal Roads Office (ASTRA) has announced partial nighttime closures of the A3 motorway junction in Sargans, Switzerland, to facilitate resurfacing work. The maintenance is scheduled to take place from September 27 to October 10.

To minimize traffic disruption, the work will be carried out in stages, with only specific areas of the junction closed at a time. Most closures will occur nightly between 8:00 PM and 5:00 AM, from Sunday evening through Friday morning. However, daytime work is scheduled for October 2 and October 8, which will be accompanied by traffic services. All schedules are subject to change based on weather conditions and construction progress.

## Timeline

### 2026-09-22: Sargans A3 motorway junction to undergo nighttime closures

The A3 motorway junction in Sargans, Switzerland, will undergo partial nighttime closures for resurfacing work from September 27 to October 10.

3 sources. https://clstr.news/cluster/sargans-a3-motorway-junction-to-undergo-nighttime-closures

### 2026-09-08: A1 motorway Anagni-Valmontone stretch to close for nighttime paving

Nighttime closures are scheduled on the A1 motorway between Anagni and Valmontone on September 15 and 16 for paving work, affecting commuters traveling toward Rome.

4 sources. https://clstr.news/cluster/a1-motorway-anagni-valmontone-stretch-to-close-for-nighttime-paving

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Cite as: A3 motorway maintenance in Sargans. CLSTR, https://clstr.news/situations/a3-motorway-maintenance-in-sargans