Structure Type Description                   
-------------- ------------------------------
COMB           COMBINED                      
CULV           CULVERT                       
FLUM           FLUME                         
IVEL           INDEX VELOCITY                
LOCK           NAVIGATIONAL LOCK             
OPCH           OPEN CHANNEL                  
PUMP           PUMP                          
SPIL           SPILLWAY                      
VENT           VENTURI METER                 
WEIR           WEIR                          
 
Query returned 10 record(s).