RedactedNarrative: V2 was pushing V1 Westward toward Fleming Key Bridge. V01 and V02 turned to starboard to pass under the bridge on the north side (right of the channel). With a pushing current toward the bridge, V2 was unable to maintain steerage attached to V1 and collided with wood dolphins and concrete piling simultaneously. Port-stern of V2 collided with dolphins and port-bow of V1 collided with concrete piling.