Project Underground World's Largest In Tokyo

f we look at the present time, many countries are getting ready to face the possibility of disaster especially floods. Especially in Tokyo, with a population of 12.4 million people, is one of the largest cities in the world and still growing. But with high annual rainfall and hurricane-prone that could cause the city under water, a solution should be made ​​searchable, namely the G-Cans project. Brief Info G-Cans:




In 1992, a program called G-Cans Project or Metropolitan Areas Outside Underground Discharge Channel (drainage system) agreed and construction work started. G-Cans Project completed in 2004. 

To absorb rain water, the complex is equipped with 59 turbopump. total capacity of 14 thousand horse power, can run faster than 200 tons of water per second over. 

appears clearly may have been planned for the worst flooding. However, in this region the average rainfall of 200 millimeters per month, and sometimes up to 400 millimeters of margin security facility located is large. They should consider a set of underground storage is huge for thousands of tons of high rainfall. 

Since its opening, the G-Cans have prevented the flood from entering the sprawling metropolis, but "unfortunately" could not prevent a lot of people, including celebrities and filmmakers from flood.

This is because the G-Cans project is also intended to be a tourist attraction and can be visited free of charge twice a day, from Tuesday until Friday.