Earthworks have commenced for a 21.6km R1 Standard road connecting Nanga Makut to Nanga Engkuah in Song, Katibas.
A total of 13 Bailey bridges will also be constructed in the infrastructure project implemented by the Upper Rajang Development Agency (URDA), under RECODA.
Soil investigation works have been concluded while demolition and site clearing are in progress.
The project will be completed by the end of this year.