Question

Now, think about everything that you read. Why was building the Summit Tunnel considered an engineering marvel? Write a paragraph that explains your ideas.
Answer:It was very long, just over one-third of a mile.

It was built through hard stone called granite.

Crews built it from both ends and from the middle, and the tunnels were just two inches off.

It was 124 feet inside the mountain,.

It was built entirely by hand.

Answer 1

Answer:

It was very long, just over one-third of a mile.

It was built through hard stone called granite.

Crews built it from both ends and from the middle, and the tunnels were just two inches off.

It was 124 feet inside the mountain,.

It was built entirely by hand.

Explanation:

It

Answer 2

Answer: When it was built, the Summit was the world’s longest railway tunnel, at 2,869 yards long, as well as the first trans-Pennine line, and it was praised as a marvel of Victorian engineering.

Explanation:

Surprisingly, the tunnel survived being damaged by fire following a train derailed in 1984, as well as wasting age, and still is an important component of the north west’s railways.