Waione St, Petone, is closed this morning from Cuba St, off The Esplanade to the Seaview roundabout.
Police and the Fire Service are on the scene to clear the fire and it is expected this will take at least two hours.
No one was injured in the fire and at this stage the cause is unknown.
Diversions are in place and Police ask motorists for patience as delays are expected.
Bus services in area are also affected.
ENDS
Issued by Police Media Centre.