Rules of the Department of Commerce, and Supplemental Regulations of the War Department Governing the Display of Signals On, and the Operation Of, All Craft and Accessories Working on Wrecks ...: In All Harbors, Rivers, and Inland Waters, Except the Great Lakes ... 1928 |
Dentro del libro
Resultados 1-2 de 2
Página 2
... bottom . Self - propelling suction dredges underway with their suction on the bottom shall display by day the same signals as are used to designate any steamer not under control ; that is to say , two black balls not less than 2 feet in ...
... bottom . Self - propelling suction dredges underway with their suction on the bottom shall display by day the same signals as are used to designate any steamer not under control ; that is to say , two black balls not less than 2 feet in ...
Página 5
... bottom of the channel . 7. Protection of marks placed for the guidance of floating plant . Vessels shall not run over anchor buoys , or buoys , stakes , or other marks placed for the guidance of floating plant working in channels , and ...
... bottom of the channel . 7. Protection of marks placed for the guidance of floating plant . Vessels shall not run over anchor buoys , or buoys , stakes , or other marks placed for the guidance of floating plant working in channels , and ...