Starting Monday, 30 November 2020 to 31 August 2021, the Michiel de Ruijtertunnel will be closed every night from 22.00 to 06.00. The city advises one to drive via the Valkenburgerstraat - Weesperstraat - Stadhouderskade - Nassaukade (S100).

See city website here: https://www.amsterdam.nl/projecten/tunnels/deelprojecten/michielderuijtertunnel/

In English: https://www.amsterdam.nl/en/news/michiel-de-ruijtertunnel-closing-dates/