1. The Leaning Tower Of Pisa By: Jhaley Rhodes & Will Adams January 4, 2012 4Th Period

2. Facts About Pisa • The Leaning Tower of Pisa is located in Italy. • Its Affiliation is, Roman Catholic. • It is located in the province Pisa and is in the Tuscany district. • The tower leans at 5.5 degrees from the perpendictor. • The Leaning Tower of Pisa was originally built as a marble campanile, or bell tower, for Pisa's cathedral, located in the "Campo dei Miracoli."

3. Construction Of “The Leaning Tower Of Pisa” Construction began on August 9, 1173. Construction went on for 2 centuries. Construction of the tower occurred in three stages across 177 years. The tower began to sink after construction had progressed to the second floor in 1178. This was due to a mere three meter foundation set in weak, unstable subsoil, a design that was flawed from the beginning. The Leaning Tower of Pisa was originally built as a marble campanile, or bell tower, for Pisa's cathedral, located in the "Campo dei Miracoli.“The third floor of the Leaning Tower of Pisa was constructed in 1178, (when the tower began to lean) and shortly after, construction stopped. Four more floors were constructed in 1272 to make up for the inclination. Then, construction stopped again until 1372 when the last floor of the Leaning Tower of Pisa was finally built along with the bell. The Leaning Tower of Pisa may be leaning because of a blunder committed by 12th century engineers but, it is still one of the most famous structures known across the world and will always remain so.

4. Construction Facts Of Pisa • The Leaning Tower of Pisa is 55.86 m (183.27 ft) from the ground the low side and 56.70 m (186.02 ft) on the high side. • The width of the walls at the base is 4.09 m (13.42ft) and at the top, 2.48m (8.14ft). • Its weight is estimated at 14,500 metric tons (16,000 short tons). • The tower has eight floors and nearly 300 steps! (296) • The tower leans at 5.5 degrees from the perpendictor. • In 1990, the Leaning Tower of Pisa was closed due to threats of collapse. • The tower was subsiding at the rate of 0.03 inches per year. • Engineers undertook a strengthening project that decreased the lean by 17 inches to about 13.5 ft • . The work was completed in May 2001 and reopened for public on June 16, 2001.

5. The Leaning Tower Of Pisa Today. The Leaning Tower of Pisa is still popular in Italy. People from all over the world come to see the tower. People take pictures, bring their children, and sometimes have a picnic infront of the tower.

6. Works Cited • Images from: www.google.com/images • Information from: www.wikipedia.org/theleaningtowerofpisa