The main road through Llangattock will be closed for three days over the next week.
An urgent road closure will be in place on Hillside Road (C0136) from Sunday through until Tuesday, between 8am to 6pm.
The closure in on behalf of Welsh Water, who will be working to repair a leaking communication pipe.
The diversion route is through Llangynidr.
Hillside Road in the main road through Llangattock (Powys Highways)