basement

… If your building sits on one of New York Citys underground rivers and streams you are likely to … flooding was from an underground riverone on Broadway near Park Row in Downtown Manhattan and another on Queens … says the answer is to inject chemical grout through the foundation wall to stop the water from coming in Unlike …

… or dramatic weather event One possible cause is that the water is coming from an underground river  Turns out NYC is teeming with these onceactive rivers and streams that … and instead went with the more modest version you see today Bill Payne founder of Payne Engineering a structural …