Knapps Narrows Drawbridge, the busiest drawbridge in the United States,Tilghman Island, Maryland USA

Filename

053008_373.jpg

Copyright

© David Trozzo

Image Size

3900x2590 / 4.6MB

drawbridge signal red light warning knapps narrows chesapeake bay tilghman island maryland usa route rt 33 draw bridge span passage road roadway scenic drive weight counterweight counterweights counterbalance crossing movable rolling bascule lift truss river creek canal traffic transportation tender travel md low down raised waterway inlet navigation navigate heavy overhead raise up concrete steal structure marylands eastern shore

Contained in galleries