India's Infrastructure Sector which was considered the ideal play on India's fast growing GDP and its huge infrastructure requirements long commanded nosebleed valuations.While realty stocks which are closely related to the infra ones had long collapsed after the GFC in 2008 ,the infrastructure stocks had retained their preeminence in the stock market rally.However end 2010 and 2011 has seen a vicious change in their fortunes.Stocks like IVRCL,IRB,Punj Lloyd,L&T,Gammon etc have seen their stock prices nosedive.The stocks have corrected far more than the broader market which has itself fallen more than 15% in 2011. The problems related to the infrastructure stocks are varied and they have converged for investors to totally lose confidence in this sector something akin to the realty sector.The list of the problems are