Father and Son
What was the last name of John and Washington, father and son?
Roebling
In the 19th Century, how did people travel from Brooklyn to Manhattan ( and from Manh to Bklyn) ?)
By ferry
On the Manhattan side, how deep does to tower go?
78 1/2 feet
After the towers were built, what was built next?
The two anchorages
type of boat that takes people across the river and back
A Ferry Boat
What was John's profession?
engineer
What was the reason why people finally agreed that the bridge between Brooklyn and Manhattan should be built?
The East River froze over
Why did Washington stop working at the bridge?
( be specific)
Because he suffered from the caisson disease
What was the next step after the anchorages were built?
The cables were strung from Brooklyn to New York
water cannot get in
water cannot damage it
( adjective)
WATERPROOF
Where was John born?
In Germany
What did they use to build the foundations for the bridge towers?
the caissons
Who continued the work on the bridge when Washington could no longer supervise the construction?
His wife Emily ( Warren Roebling)
What were the wires inside the cables made of?
Steel
ability to make progress despite the obstacles that stand in your way
( verb)
OVERCOME
What did John die of?
A foot injury
( His injured foot got infected)
What did Washington do to stop the fore in one of the caissons?
He open the top of the caisson and flooded it with water
Why did the workers respect Emily even though she wasn't an engineer? (three reasons)
1) Her knowledge
2) her intelligence
3) her calmness
Who was hired to work on the cables high above the river?
sailors
to stop the fire (v)
EXTINGUISH
What disease did Washington suffer from?
The " caisson disease " or "the bends"
Why did the workers in the caissons get sick?
Difference of air pressure under the water and normal air pressure outside
How tall were the towers?
25 stories (floors)
What kind of cables support the roadway of the bridge?
suspender cables
when something or someone is coming your way (closer and closer) verb
APPROACH