All that survives now is two walls, standing in splendid isolation, up to the deck height of the bridge.
In 1971, The deck height was extended from 9.480 in.
The main difference between them was the deck height.
Air rides can also be adjusted for a higher or lower deck height.
The deck height is shorter than the Series I, reducing weight and total engine package size.
The "Troops transportation room" has a higher deck height, making it possible for most people to stand without crouching.
In 1970, all three blocks grew in deck height and gained a new head design.
The deck height - the part you drive on - is 900 feet above the river.
Depending of the design, spans of 20 to 40 times the deck height are possible.
Cantilevers can be made 10 times the deck height.