INDEX 



283 



Section No. 



Velocity of sound (in sea water) (continued) 

 computations 



from tables 7-28 



from diagrams 7-29 



correction (s) to echo 



soundings 1-36, 5-114 



abstract required in descriptiTe 



report 7-8 



accuracy requirements 5-114 



algebraic method of 



determination 5-116,5-117 



bar check method of 



determination 5-110, 5-115 



applicability of method 5-115 



curves and tables of 1-36, 5-117 



g^raphic method of determination 5-118 

 mechanical adjustment for 3-85, 5-120 



applicability of method 5-120 



numerical method described 5-117 



salinity {see also Salinity of sea 



water) 



tables for computation of 



temperature (see also 



Temperatures, sea water) 

 Velocimeter method of 

 determination 



when to omit 



curve 



5-114 

 7-28 



5-114 



factors effecting . 



3-135, 5-119 

 _l-36, 5-114 



5-120 



5-114 



Verification by hydrographer 

 alongshore details from 



manuscripts 1-23, 5-67 



charted features 5-15, 5-79 



Verification of survey(s) (smooth 

 sheet) 



additional work, plotting of- 



comparison 



with adjoining surveys 



with prior surveys 



depth curves 



at junctions 



inking 



revision 



use of photographs- 



6-80 

 6-95 



&-91 



6-91 



6-91 



-6-63, 6 88 



6-88 



6-88 



inking soundings and bottom 

 characteristics 



selection of soundings 



verification of soundings from 



fathograms 



positions 



replotted 



revised 



Preliminary and incomplete — 



preliminary inspection 



procedure 



protection of survey sheet 



purpose of 



&-«7 

 6-87 



6-87 



6-85 

 6-86 

 6-92 

 6-84 

 6-82 

 6-83 

 6-«2 



Page 



255 



255 



12. 181 



244 

 181 



182 



179, 182 

 182 



12. 182 

 185 



80,188 

 188 

 182 



181 

 255 



181 



106, 187 



12, 181 



188 



181 



8,155 

 134, 160 



228 

 232 



231 

 231 



231 



223 230 



230 



230 



230 

 230 



230 



229 

 229 

 232 

 229 

 228 

 229 

 228 



Section No. Page 



Verification of survey(s) (smooth sheet) (continued) 



record of revisions &-90 231 



report, verifiers 6-94 232 



shoreline and rocks ..„ 6-89 230 



vertical datum 6^25, 6-81 207, 228 



Vertical datums (see Tidal datums) 



Vertical soundings — (see 

 Simultaneous comparisons) 



w > 



Water samples, g^athering and 



preservation 3-122 98 



Watercup, Sigsbee, use of 3-124 98 



Weather 2-27 28 



predictions 2-27 28 



record of 5-94 166 



Whitewash, used in signal building _„ 4-30 120 



Width of lines, standard 7-30 263 



Winch 



Bathythermograph (BT) 3-112 92 



dredging 3-113 92 



oceanographic 



general use 3-111 DO^ 



limitations 3-111 90 



sounding with 3-74 73 



Wire-drag 



clearances transferred to smooth 



sheet 6-68 225 



investigations 1-52 18 



surveys .._ 5-124 192 



review comparisons 6-98 233 



use of 6-63 223 



Verification of features covered 



by— 5-79 160 



Wire sounding(s). 5-18 136 



corrections 5-104 175 



machine, use of (see also 



Sounding machines) . 1-35 (c), 3-63 12,69 



Wire, stranded, for sounding 3-75 74 



splicing of 3-75 74 



Wrecks 



identified on smooth sheet . 6-67 225 



location and description of 5-72 157 



Zero check, Shoran 



defined 3-43 61 



frequency of _ l-19(a),3-44 6,61 



purpose of 5-42 146 



use in calibration 3-38,3-44 59,61 



use to determine corrections 3-44 61 



Zero set, Shoran 



adjustment of 3-43 61 



calibration required after 3-43 61 



defined 3-43, 5--12 61, 146 



record of..... 5-44 146 



ft U. S. GOVERNMENT PRINTING OFFICE I960 O 554269 



