Officials have not announced a reason for the collapse nor confirmed any deaths.

Gas tax revenue has steadily declined in recent years, limiting the state’s ability to keep pace with road and bridge maintenance needs.

The effects of more than 300 absent Chinese workers and supply-chain disruptions in both materials and equipment have affected several projects.

Legislation would increase funds for road and bridge maintenance and preserve mandated annual transfer of $160 million for projects overseen by the Massachusetts Bay Transportation Authority.

The three workers were reportedly standing between two parked construction vehicles, one of which was equipped with a flashing lights and an illuminated arrow board indicating a lane closure.