INDEX 



269 



Section No. 



Coast Pilot(s) 



Photographs for use in — . — 2-40 



report (s) 



general requirements.. _ 2-36 



required of all field parties 1-53 



Colors 



day letters 1-31, 6-51 



depth curves (Tables 3 and 4) 1-41 



position numbers 5-35, 6-51 



Combined operations, definition 1-3 



Communications, radio 

 compliance with Federal 



Regulations - 2-26 



with detached units 2-26 



use with EPI control 3-31 



Comparisons, simultaneous 5-70, 5-107 



Compass(es) 

 deviation (s) 



compensation required 3-4 



posted in pilot house — 2-28 



ship's swing for — 2-28 



table of — recorded in 



sounding record 1-32, 5-99 



heading to be recorded 5-95 



Completion of sounding records 5-99 



Congested areas 



Lines marked "not to be smooth 



plotted" in—.. 5-25 



Number of soundings to be 



inked in— ._ 6-60, 6-87 



plotted on overlay tracings 5-25, 6-44 



Position numbers and day letters 



in— ._.. 6-51 



Control 



Accuracy of basic — 1-15, 4-1, 



astronomic 5-129 



electronic (see specific type) 



geodetic, instructions for.... 2-6 



g^raphic location of ...1-17, 4-20 



horizontal 



basic requirements for 



hydrographic surveys 1-15,4-1, 



graphic location of 4-20 



photogrammetric location of 4-18 

 station(s) 



accuracy of identification on 



air photogrraphs 4-11 



descriptions 



of topographic 4-24 



of triangulation 4-5 



on boat sheets 5-10 



descriptive report requirements 7-10 



hydrographic 4-26, 6-22 



identification card 4 11 



in sounded areas, description 



required ^. _ 6-41 



names, (list) 4-37 



agreement in all records 6-24 



inking on boat sheet 1-21 



inking on smooth sheets 6-24 



placement on smooth sheet 6-15 



plotting on boat sheet 5-10 



plotting on smooth sheet .._ 6-19 



recovery _. 1-15 



symbolization 1-21 



Conversion tables 



final reduced soundings 5-123 



linear distance, (fathoms-meters- 



feet-yards) 7-32 



linear distance, (nautical miles- 

 statute miles-kilometers) 7-32 



microseconds to meters 5-11 



statute miles to meters 5-11 



172 



140 



221, 230 

 140, 213 



217 



5,112 

 195 



22 

 6,117 



5,112 

 117 

 117 



115 



118 

 113 

 129 

 244 

 119,206 

 115 



212 



123 



206 



7 



206 



203 



129 



205 



5 



7 



192 



265 



265 

 129 



129 



Section No. Page 



Conversion tables (continued) 

 temperature (Centigrade- 

 Fahrenheit) 7-32 265 



Corers (see Bottom samplers) 

 Corrections to electronic distance 



measurements {see specific system) 

 Corrections to soundings 



draft of transducer(s) .._ 5-106 176 



general requirements...- 1-39, 5-100 13, 173 



instrumental error 5-107 176 



leadline 5-103 175 



phase 5-112 180 



predicted tides..... 2-53, 5-102 39, 174 



settlement and squat 5-108 177 



tide 1-39, 5-102 13, 174 



units to be used 5-101 173 



variation of index or initial _... 5-109 178 



velocity (see Echo soundings) 



wire 5-104 175 



Course(s) 



accuracy in dead reckoning 5-130 198 



Changes in— 5-60 152 



Fixing positions at — _ 5-36 143 



Plotting — to show actual track . 5-62 153 



to follow distance arcs_ 5-59 152 



Recording— _. 5-95 166 



Cover, protection, for smooth sheet ... 6-8 202 



Coxswain, duties of 5-56 151 



Creeks (see Streams) 

 Crosslines (sounding lines) 



direction of 1-26 8 



discrepancies in depth 5-73 158 



explained in descriptive report ... 7-4 242 



general requirements 1-26 8 



not required in areas of irregular 



bottom 1-26 8 



plotting procedure, on smooth 



sheet 6-53 218 



to be run first 1-26 8 



Current(3) 



observations, general requirements 1-47 17 



meters 3-144 110 



pole and logline 3-144 110 



stations 



advance publication in Notice to 



Mariners 1—47 17 



project instructions 2-10 23 



shoviTi on smooth sheet 6-71 226 



tapes to be scaled in the field . 1-47 17 



sounding in _ ...5-21, 5-59 137, 152 



Wind driven — , Northern 



Hemisphere ..._ 5-130 198 



Cuts, sextant 



for signal location 1-18, 4-26 6, 119 



indexed in sounding records 1-32, 5-99 10, 172 



D 



Dangers to navigation 



All — in project area to be found . 5-1 126 



descriptive report requirements -. 7-4K 243 

 discovered during survey 



report to Coast Guard 1-51 18 



reported immediately 2-36 32 



existence disproved _ 1-5, 5-79 2, 160 



Floating— reported to Coast Guard 5-72 157 



indications of 5-68 156 



Known — to be verified 5-79 160 



least depth noted on smooth sheet 6-54 218 



precautions in vicinity of _ _ 2-30 29 



reported locally 5-15, 5-68 134, 156 



transfer to boat sheet 5-15 134 



Data to start survey 1-4 2 



