iSchool Engineering- Bridges of NYC Documentary Name:______
1. Verrazano-Narrows Bridge : built in______
a. Before the Verrazano opened what was the only mode of transportation between Staten Island and
Manhattan and Brooklyn?______
b. ______, Chairman of Triborough Bridges and Tunnel Authority pushed for the
construction of the Verrazano Bridge but did want mass transit on the on the bridge?
c. Arthmar Aman was the ______of the Verrazano bridge.
d. The towers are built ______to the earth, not parallel to each other and are ______inches
further apart at the top of the towers which are ______feet tall.
2. Brooklyn Bridge : built in______
a. ______made improvements in wire technology which made the Brooklyn bridge
possible and was the man behind the bridge.
b. Many workers became sick from changing air pressure which is now known as the ______
Disease
c. Workers hit bed rock on the Brooklyn side at 44 ft but scientists thought that bed rock would be
approximately ______feet down on the Manhattan side.
d. The ______that make the suspension bridge are made up of a few thousand strands that
are bound together to make a wire and 12 wires are together to make a cable which is encased.
3. Williamsburg Bridge: built in______
a. The second East River bridge connected Manhattan to Williamsburg which was a
______.
b. The Williamsburg Bridge was constructed in ______years, less than ½ the time that it took for
the Brooklyn Bridge to be built. c. The 4 cables are ______inches in diameter and made up of 7,696 pencil thin wires that are each made
up of 37 strands.
4. Manhattan Bridge: built in______
a. A third suspension bridge connecting ______street to ______avenue.
b. Approximately ______people cross the bridge per day.
c. ______hang from the main cables to hold up the roadway.
5. Queensborough Bridge: built in______
a. The Queensborough Bridge is a ______bridge that connects Manhattan and Queens
and crosses over ______island.
b. 235 people applied to ______but none were approved.
c. Long Island City was ______before the bridge was built.
6. George Washington Bridge: built in______
a. Connects upper Manhattan and ______.
b. Almost ______million cars cross the GW each year.
c. The GW uses the ______Theory, which says that the bridge ______
itself.
d. The GW is ______feet long between towers.
e. The Bridge was originally going to encased in ______and have a
______on top of the towers before it was decided to leave the steel frame exposed.
7. Triborough Bridge/ RFK : built in______
a. Connects ______, ______and ______.
b. Built to increase access to ______where Moses had added parks and beaches.
c. Also designed by ______who worked on the Verrazano and the GW.
d. Sent______men back to work in concrete and steel factories.