Hvalfjörður tunnel on the Route One north of Reykjavík will close overnight between June 5 and 7. The tunnel will close from midnight to 7.00am for cleaning and other routine maintenance work.
Hvalfjörður tunnel lies on the Ring Road between Reykjavík and Borgarnes. The Icelandic Road and Coastal Administration informs travellers to use Route 47 around Hvalfjörður fjord as a detour during the closure.