NY Times Article Hints at Difficulty of WTC Excavation
Julie Aiello pointed out that today's New York Times has an article which describes the excavation that will be required to fully search the World Trade Center's basements. The article goes into some detail about the construction techniques used to build the outside, waterproof foundation walls. It also talks about the conditions of the PATH system from Exchange Place to the World Trade Center station, and certain subway lines including the 1-9 and N-R.