A main road in Wroxall is closed for around 10 weeks of works.
St John's Road is shut both ways until at least April 8.
It is to allow SGN to carry out repairs to its gas network.
A diversion is in place via Shanklin Road, Victoria Avenue, High Street, Church Road, Cowleaze Hill, Bonchurch Road, Leeson Road, St Boniface Road, Mitchell Avenue, Ocean View Road, Newport Road and the B3327.
Residents can still the road during its closure.