The channel travels along the southeast side of the cove for 2 miles ( 3.2 km ) .
The channel continues another 3 miles ( 4.8 km ) upstream of the first vehicular bridge crossing it .
The channel travels along the southeast side of the cove for 2 miles ( 3.2 km ) and continues another 3 miles ( 4.8 km ) upstream of the first vehicular bridge crossing it .