Complex sentence: The Hawkshaw Bridge, a cable-stayed suspension bridge, was constructed across the valley from Hawkshaw to Southampton; at the time of construction in 1967, the bridge was high above the valley floor and the original river level.
Split into simpler sentences: The Hawkshaw Bridge, a cable-stayed suspension bridge, was constructed across the valley from Hawkshaw to Southampton. At the time of construction in 1967, the bridge was high above the valley floor and the original river level.