匿名使用者
匿名使用者 發問時間: 社會及文化宗教及靈性 · 3 星期前

Pio-Antirrio Bridge選擇題?

What is/are the challenge(s) for building the foundation of the Rio–Antirrio Bridge?

-The seabed is too hard to drill.

-There are sand and silt on the seabed.

-It costs too much to build the foundation.

-All of above.

How did the engineers manage to stabilize the foundation without sinking while earthquake?

-Placing piles in the bedrock.

-Placing piles above the sea level.

-Placing piles above the sand and silt

-Placing piles in the sand and silt.

What is NOT the feature of an earthquake proof bridge pier?

-It is hollow.

-It is made of steel.

-It can move freely.

-Part of it is built underwater.

What is an example of a “Predictable failure”?

-Pistons will "lock" when the bridge is experiencing earthquake shakes

-Multi-span cable on the deck

-Easy open aluminum can

-Hollow pier

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