Bridges

Question 1

Beam

Answer 1

A ridged normally horizontal structure

Question 2

Span

Answer 2

Distance a bridge extends between two supports

Question 3

Caisson

Answer 3

A watertight area for workers to work during construction of bridge

Question 4

Torsion

Answer 4

TWISTING

Question 5

Abutment

Answer 5

The outermost end supports of a bridge which carry loads

Question 6

Anchorage

Answer 6

A secure fixing usually made with reinforced concrete which cables are attached to

Question 7

Reinforced concrete

Answer 7

Concrete with steal bars or mesh imbedded to increase strength

Question 8

Tension

Answer 8

STRETCHING

Question 9

Arch

Answer 9

A curved structure going downwards

Question 10

Cable

Answer 10

A structural element formed from steal wire bound in strands

Question 11

Compression

Answer 11

SQUEEZING

Question 12

Pier

Answer 12

Vertical supporting structure such as a pillar

Question 13

Truss

Answer 13

Triangles

Question 14

Deck

Answer 14

Supported roadway on a bridge

Question 15

Cantilever

Answer 15

A projecting structure with one side anchored at one end. ( diving board, porches)

Question 16

Cast iron

Answer 16

Brittle alloy with high carbon content, iron that has been melted to help form new structures

Question 17

Shear

Answer 17

RUB

Question 18

Arch bridge

Answer 18

Natural strength, key stone, abutments, ancient

Question 19

Beam bridge

Answer 19

Found over roadways, compression pushes down tension pushes up, piers to add strength

Question 20

Cantilever/truss bridge

Answer 20

Triangles, very expensive, allow wind to come through

Question 21

Suspension

Answer 21

Very expensive, truss system, the cables get tension which leads to compression in the towers, great span

Question 22

Cable stay bridges

Answer 22

Form an “A”, cables attach to roadway, less expensive

Question 23

Hangers

Answer 23

Connect cable to roadway

Question 24

Dee bridge

Answer 24

Beam bridge, made with cast iron, for trains, failed

Question 25

Eiffel bridge

Answer 25

Arch bridge, supports are wider at the bottom than at top, trusses for wind, successful

Question 26

Tacoma Narrows Bridge

Answer 26

Suspension bridge, griders were solid so no wind could pass through, failed