What floor did the plane hit tower 2?

9:03:02: Flight 175 crashes at about 590 mph (950 km/h, 264 m/s or 513 knots) into the south face of the South Tower (2 WTC) of the World Trade Center, between floors 77 and 85. All 65 people on board the aircraft die instantly on impact, and unknown hundreds in the building as well.

Which floors of the twin towers were hit?

Aircraft impacts and resultant fires

In its final moments, American Airlines Flight 11 flew south over Manhattan and crashed at roughly 440 mph (710 km/h) into the north facade of the North Tower (WTC 1) at 8:46 am, impacting between the 93rd and 99th floors.

How long did it take for Tower 2 to collapse?

The buildings collapsed within ten seconds, hitting bottom with an estimated speed of 200 km/h (Getty Images). The egg-crate construction made a redundant structure (i.e., if one or two columns were lost, the loads would shift into adjacent columns and the building would remain standing).

Which floors did the planes hit on 9 11?

8:46:40: Flight 11 crashes at roughly 466 mph (790 km/h, 219 m/s or 425 knots) into the north face of the North Tower (1 WTC) of the World Trade Center, between floors 93 and 99.

Where was Flight 77 headed?

American Airlines flight 77, flight scheduled to travel from Dulles International Airport near Washington, D.C., to Los Angeles International Airport on September 11, 2001, that was hijacked by terrorists and deliberately crashed into the Pentagon as part of the September 11 attacks.

Rare angle Of The 2nd Plane hitting the World Trade Center ( Twin Towers )

Why did South Tower collapse first?

Engineers suggested that the south tower of the World Trade Center collapsed first, even though it was hit by the second plane, because the fireball caused by the crash was larger and because the plane hit the corner of the building, rather than the center, where there is more structural support.

Where did the third plane crash on 9 11?

During the struggle, the plane crashed into a field near a reclaimed strip mine in Stonycreek Township, near Indian Lake and Shanksville, about 65 miles (105 km) southeast of Pittsburgh and 130 miles (210 km) northwest of Washington, D.C.

Where did Flight 93 go down in Pennsylvania?

Where did Flight 93 crash? The plane crashed in an open field next to a wooded area in Stonycreek Township, Somerset County, Pennsylvania at 10:03:11 am. The nearest town is Shanksville.

How many floors did the Twin Towers have?

The Twin Towers were the centerpieces of the World Trade Center complex. At 110 stories each, 1 WTC (North Tower) and 2 WTC (South Tower) provided nearly 10 million square feet of office space for about 35,000 people and 430 companies.

How long did it take to clean up 9 11?

After the September 11th attacks on the World Trade Center, the rescue and recovery clean-up of the 1.8 million tons of wreckage from the WTC site took 9 months. Passengers aboard United Flight 93, heard about the previous airplane attacks and attempted to retake control of the plane from hijackers.

What temperature do steel beams melt at?

Steel often melts at around 1370 degrees C (2500°F).

Was the second twin tower evacuated?

The September 11 attacks on the World Trade Center elicited a large response of local emergency and rescue personnel to assist in the evacuation of the two towers, resulting in a large loss of the same personnel when the towers collapsed.

What time did the third plane hit the Pentagon?

The hijackers crashed the aircraft into the western side of the Pentagon at 09:37 AM ET. Many people witnessed the crash, and news sources began reporting on the incident within minutes.

How many firefighters died in 911?

The 343 FDNY firefighters killed in the September 11 attacks on the World Trade Center's Twin Towers hailed from 75 firehouses across the city. FDNY's Chief of Department, Pete Ganci, was among the members killed, as was Chaplain Mychal Judge.

Were any bodies recovered from Flight 11?

During the recovery effort at the World Trade Center site, workers recovered and identified dozens of remains from Flight 11 victims, but many body fragments could not be identified.

How did passengers on Flight 93 make phone calls?

Prosecutors said 37 phone calls were made by 13 passengers and flight attendants, most of them using airplane phones. Prosecutors plan to wrap up their case today by playing the cockpit recording tape that was recovered from the field near Shanksville, Pa., where the plane crashed.

Did the Twin Towers sway?

Each of the Twin Towers had 110 floors. Each tower's footprint and floors were approximately an acre in size. On windy days, each tower could sway up to almost 12 inches side to side. There were 43,600 windows in the Twin Towers, equating to more than 600,000 square feet of glass.

Why is ground zero called Ground Zero?

Ground Zero originated as a term to describe the site of a nuclear explosion and later was used to refer to the point of any dramatic or violent event. New Yorkers started calling the World Trade Center site Ground Zero shortly after suicide hijackers destroyed the twin towers and killed nearly 3,000 people.

How many died in the Pentagon building?

Of the 2,996 total deaths (including the terrorists), 2,763 were in the World Trade Center and the surrounding area, 189 were at the Pentagon, and 44 were in Pennsylvania. These deaths included 265 on the four planes. The attacks remain the deadliest terrorist act in world history.

What is jet fuel made of?

Jet fuels are typically made by blending and refining various crude oil petroleum distillation products such as naphtha, gasoline, or kerosene in order to meet specific military or commercial specifications (Air Force 1989b).

How much fuel does a 747 hold?

Let's start with a look at the most famous of jets, the Boeing 747. The Boeing website states that this model, with a gas tank capacity of 63,500 gallons, may burn five gallons of jet fuel per mile of flight. A 4,000-mile flight, then, requires 20,000 gallons of fuel.

How thick were the walls of the twin towers?

The foundation of the Twin Towers rested directly on the rock at a depth of more than 70' below the ground surface. A slurry wall (or diaphragm wall), 3' thick and about 80' deep, was constructed to support the soils surrounding the basements.