A conceptual design of the Houston Ship Channel Barrier

The frequency of hurricanes along any 80 km segment of the Coast of Texas is about 1 in 6 years (Roth,2009). On average, 4 major hurricanes (category 3 or higher) occur every century in the Houston-Galveston Region (Needham and Keim, 2011). In addition, the region is very vulnerable: Houston is the fourth biggest city in the US, over 6 million...

Adaptation of the Hollandsche IJssel storm surge barrier

The storm surge barrier and levees located in the Hollandsche IJssel do not fulfill the current safety standards according to the third nationwide safety assessment. The non-closure probability of the storm surge barrier is too high and the inner slope stability of the levees is too low. Besides the problems regarding the flooding safety also...