Contaminated fine sediment is removed from surfaces beneath a body of water by a shrouded, self cleaning, wheel guided, open suction attachment for {HEAD ~ a swinging ladder suction dredge} with {TAIL ~ articulating capabilities} 
with
Contaminated fine sediment is removed from surfaces beneath a body of water by a shrouded , self cleaning , wheel guided , open suction attachment for { HEAD ~ a swinging ladder suction dredge } with { TAIL ~ articulating capabilities }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL