Delays are expected for motorists on part of the TT course this week.
The Department of Infrastructure says it needs to carry out emergency work at Braddan Church roundabout.
It means there'll be temporary traffic lights on each of the three approaches until the surfacing work is complete.
The DOI says it hopes to finish on Wednesday.
Northern bus services to be raised in Keys
Ben out of service for maintenance work this week
Richmond Hill closed again tonight for work
October warmer and sunnier than usual, says Met Office
MHK queries cost of Liverpool awards trip
DOI says it has 20 empty public sector homes
Marquee plan submitted by Milntown Estate
Fire crews called to free driver from crashed car