An early-morning accident involving two semi-tractors has resulted in a portion of Malakole Street in Campbell Industrial Park Thursday.

Malakole is closed between Kalaeloa Boulevard and Hanua Street.
The accident happened shortly before 4 a.m.
Both trucks flipped.
The drivers of both trucks have been taken to a hospital. One, a man believed to be in his 40s, was in serious condition. The second, a man believed to be in his 30s, was in stable condition.