Police reopened all H-1 eastbound lanes in Aiea this afternoon after investigating a critical motorcycle crash.

The crash occurred at about 1:30 p.m., and one person was taken to a hospital in critical condition, police said.

Police closed several lanes for about two hours so traffic officers could investigate.

At about 2:50 p.m., only two left lanes were open near the Aiea offramp, police said.

Police reopened all the lanes at about 3:50 p.m.