vessels, the following general background information is provided 

 regarding ship characteristics: 



1. U. S. Navy 



a. AGS 30 and 50 Length : 310 feet 



Beam: 41 feet 

 Draft: 14 feet 

 Displacemient: Z, 800 tons 



b. AGS 18 Class Length: 2Z1 feet 



Beam: 32 feet 

 Draft: 10 feet 

 Displacement: 1, 221 tons 



c. AGOR SCB 185 Length : 208 feet 

 Class Beam: 37 feet 



Draft: 15 feet 

 Displacement: 1, 387 tons 



2. U. S. Coast and Geodetic Survey 



a. Class I Ships Length : 300 feet 



Beam : 48 feet 

 Draft: 20 feet 

 Displacement: 3, 100 tons 



b. Class II Ships Length : 210 feet 



Beam : 40 feet 

 Draft: 15 feet 

 Displacement: 1, 300 tons 



c. Class III Ships Length : 150 feet 



Beam: 30 feet 

 Draft: 10 feet 

 Displacement: 750 tons 



3. Bureau of Commercial Fisheries 



a. Coastal vessels Length : 40 feet to 75 feet 



Beam: (various) 

 Draft: (various) 

 Displacement: 150 tons (approx. ) 



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