Did anyone else who travelled through the Westlink Underpass think it would flood in heavy rain.?

Question

My missus figured it out the day after it opened. Why did the designers not foresee the potential for flooding?

http://news.bbc.co.uk/1/hi/northern_ireland/7566355.stm

Answer 1

A 2 year old could have worked that out. The designers will be named in the New Year's Honours List. Sir Ballsup.