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III. You’ve read about two most famous suspension bridges in the world. Can you compare them? Complete the following table:

Akashi Kaikyo Bridge

Brooklyn Bridge

Type

Date of completion

Purpose

Materials

Building method

Problems encountered

Innovations

Singularity

Engineers

Cost

LANGUAGE FOCUS

IV. Match the meanings of these terms with their definition:

1. caisson

2. to span

3. cable

4. anchorage

5. to block

6. explosive

7. TDM

8. a tower

9. a suspension bridge

10. to snap

a. thick rope of wire or hemp

b. located at the outermost ends, the part of a suspension bridge to which the cables are attached. Similar in location to an abutment of a beam bridge.

c. a bridge which carries its deck with many tension members attached to cables draped over tower piers.

d. to obstruct

e. a tall pier or frame supporting the cable of a suspension bridge.

f. to break suddenly

g. to stretch from side to side of; extend across

h. a device that is an effective and practical means for reducing resonant vibration in structures.

i. watertight chamber for underwater construction work

j. a substance likely to cause a violent outburst

V. Put the words in the right order to make a statement:

1. The, both, Bridge, long, tall, Akashi, is, and, Kaikyo, extremely.

2. Building, had to, Japanese, the weather, also, consider, the bridge, engineers.

2. The TMDs, the direction, the bridge, of the wind, sway, balancing, against.

3. is, triangular, with, of, complex, the bridge, network, braces, supported.

4. the, suspension, cable, Bridge, steel, bridge, was, the first, to, Brooklyn, use, its, wire, for.

5. underwater, an, American, a caisson, device, for, engineers, the, first, time, used, called, explosives, in.

6. Before, even, engineer, construction, the bridge's, died, began, chief.

VI. Read the text below and decide which answer a, b, c, or d best fits each space. Circle your answer.

Today, some call it the "most (1) _____ bridge in the world." But a century ago, (2) ______ the Golden Gate Bridge seemed like an impossible task. Any bridge in this location would have to (3) ______ brutal winds, tide, and fog. It would also (4) _____ less than eight miles from the epicenter of the most catastrophic earthquake in history. Only one engineer was (5) ____ to gamble that his bridge could withstand such (6) ____ power. His name was Joseph Strauss. Strauss used more than one million tons of concrete to build the (7)_____ -- the massive blocks that grip the bridge's supporting cables. The north (8) ____ , which supports the tower, was built easily on a (9) _____ ledge 20 feet below the water. But on the southern San Francisco side, Strauss had to build his pier in the open ocean, 100 feet below the surface. He built a huge water-tight (10) ____ -- big enough to enclose a football field -- and pumped in hundreds of tons of concrete. By 1935, the towers were (11) ____ , and cable-spinning began. Two years later, the bridge was finished. Strauss completed the $27 million bridge only five months after the promised date and $1.3 million under budget. For his (12) ____ , Strauss received $1 million and a lifetime bridge pass.

1. A spectacle B spectacular C spectacled D spectator

2. A building B being built C built D to have built

3. A support B stand C oppose D withstand

4. A sit B sat C sitting D stands

5. A in wills B will C desired D willing

6. A destruct B destructive C destruction D destructed

7. A anchorages B anchorage C anchor D piers

8. A span B tower C pier D anchorage

9. A bedpost B bedrench C bedrop D bedrock

10. A TDM B cofferdam C tube D tunnel

11. A completed B ended C being built D complete

12. A effort B efforts C skills D skill

Famous Moveable Bridges

Text 5: Tower Bridge

Lead-in

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