Roads throughout the island will be closed this weekend owing to the Bermuda Triangle Challenge.

A spokesman for the Ministry of Public Works and Environment said westbound traffic from Spurling Hill to Front Street’s eastern boundary will be diverted today for the Butterfield Mile, the challenge’s first event.

The diversion will be in effect between 6pm and 10pm, during which all traffic from Crow Lane will be diverted up Spurling Hill and along Reid Street.

The weekend’s next events, the Argus BF&M 5K and 10K walk, will commence at Frog Lane at 8.45am tomorrow.

Participants in the 10K will head to Montpelier Road and Middle Road to Flatts Village, then west along North Shore Road to Palmetto Road and Frog Lane and finish at the National Sports Centre.

The 5K competitors will proceed west when reaching Middle Road’s junction with Parsons Lane, to where Barker’s Hill meets the Railway Trail.

They will continue on the trail and join the 10K participants from Palmetto Road to the National Sports Centre.

Sections of Parsons Road, Montpelier Road, Old Military Road, Frog Lane, Middle Road, Barkers Hill and Parsons Lane will be closed to all traffic on tomorrow between 8.45am and 11am.

No eastbound traffic will be permitted along Middle Road, from Verdmont Road to the Harrington Sound Road junction in Flatts, from 8.45am and 10.15am.

Westbound traffic will not be allowed along sections of North Shore Road, BFA Way, Palmetto Road and separate areas of Old Military Road during the events.

Parking will be closed in areas of Parsons Road, Fort Hill Road, BFA Way, Flatts Village, Frog Lane and Montpelier Road between 8am and 11am.

The Bermuda Triangle Challenge concludes with the PwC marathon, half-marathon and half-marathon relay events tomorrow.

Marathon competitors will start on Camber Road in Dockyard at 6am and head to Devil’s Hole Hill via sections of South Road, Middle Road and the Railway Trail.

They will then head via North Shore Road to Spanish Point Road and Pitts Bay Road and finish at Barr’s Bay Park.

Half-marathon participants will start at the Hamilton Princess & Beach Club, through the City to Trimingham Hill and South Road, to Devil’s Hole Hill and join the full-marathon runners from North Shore Road to Barr’s Bay Park.

All roads in Dockyard will be closed on Sunday from 6am until 6.45am and several roadways going east from Malabar Road to Devil’s Hole Hill and west from Harrington Sound Road to Pitts Bay Road will be closed periodically between 7.15am and 1pm on Sunday.

Trimingham Road, from the south roundabout to the north roundabout, will be closed to all traffic on Sunday between 8.30am and 10.10am.

Police are authorised to close or open any other streets and further restrict parking as determined by the commissioner.