INDEX 



279 



Section No. 



Smooth sheet(s) (continued) 

 crosslines, plotting of_ 



current station, symbol.. 

 datum ticks 



deficiencies in plotting 



definition and purpose 



depth curves 



revision and inking 



standard, drawing of_ 

 supplemental, use of 



descriptive notes . 



6-53 



6-71 



6-103 



6-74 



6-1 



6-88 

 6-«3 

 6-64 

 6-41 

 7-1 

 6-^4 



6-61 

 6-11 

 6-12 

 6-18 



erroneous positions, resolution 6-50 



estimated positions, plotting 6—49 



extensions ("dog ear") 6-5 



final inspection 6-106 



final photogrammetric manuscript, 

 use 



Descriptive report to accompany- 

 development overiays.. 



discrepancies in hydrography, 



resolved 



distance circles 



drafting, quality of_ 

 erasures 



fraction and decimal soundings 



geographic names, placing of 



Horizontal datum recorded on — ___ 

 hydrographic station, plotting and 



symbol 



6-26 

 6-57 

 6-72 

 6-19 



6-22 



Hydrographic Title Sheet 

 (Form 537) 



ink, selection and use- 

 inking 



depth curves 



shoreline detail 



soundings 



_6-77, 7-2 

 6-17 



station names.. 



-6-63, 6-88 



6-27 



6-87 



6-24 



insets and subplans, use of .1-7, 2-23, 6-6 



inspection by Chief of Party 6-75 



Kelp, shown on — 6-29,6-40 



landmarks for charts. 



identification of_ 

 Layout of- 



6-36 



6-7 



least depths identified by notes 6-54 



ledge(s) delineation and transfer.. 6-30 

 lettering 



orientation 6-14 



placement 6-15 



quality 6-13 



slant, use 6-14 



vertical, use 6-14 



limit lines, kelp and other 6-29 



low-water line, delineation 6-28 



marg^ins 6—4 



marine growth, limits to be 



shown 6-29,6-40 



minimized protracting, methods.-. 6—47 



minus soundings, plotting 6-55 



miscellaneous data, general 6-66 



numbering of 6-77 



numerals, size of 6-56 



paper 6-2 



distortion . 6-2 



pencils, selection and use 6-16 



plotting additional survey data 6-95 



position identification and 



numbering 



position plotting 



projections 



6-51 



-5-50, 6-^6 

 6-10 



protective cover or overlay, 

 use 



protractors, use 



record of plotting- 



-6-42,6-83 



6-48 



6-62 



Page 



218 

 226 

 236 

 227 

 200 



230 

 223 

 223 

 212 

 241 

 213 



221 

 202 

 203 

 205 

 216 

 215 

 201 

 239 



207 

 219 

 226 

 205 



206 



228, 241 

 204 



223, 230 

 208 

 230 

 206 

 2, 28, 201 

 227 

 208, 212 



210 

 202 

 218 

 209 



203 

 203 

 203 

 203 

 203 

 208 

 208 

 201 



208, 212 

 214 

 219 

 225 

 228 

 219 

 200 

 200 

 204 

 232 



217 



148, 214 



202 



213, 229 

 215 

 218 



Smooth sheet(s) (continued) 

 recoverable control stations 



described 



reduced scale, use of.. 



reef(s) delineation and transfer- 

 registered and diagrammed 



report by smooth plotter 



review of completed survey 



rock elevations, inking- 



Section No. 



6-41 

 6-7 

 6-30 

 6-80 

 6-76 

 6-96 

 6-35 



rocks awash, definitions and 



symbols 6-32 



rocks, bare, definitions and symbols 6-31 

 rocks, sunken, definitions and 



symbols 6-33 



scale of sheets 6-7 



schedule of penciled and inked 



details (Table 13) 



seasoning (curing)^ 



shipment to Washington Office- 

 sizes 



use of oversize 



sounding(s) 



at positions. 



6-16 



_6-8, 6-18 



6-79 



—1-8, 6-3 

 6-3 



fractions and decimals, use of- 



inking 



penciled by smooth plotter_— _ 



selection 



spacing of 



units 



use of half units 



station name, dates of 

 establishment 



6-58 

 6-57 

 6-87 

 6-53 

 6-60 

 6-59 

 6-65 

 6-55 



6-24 



6-69 



6-22 

 6-23 

 6-71 



topographic detail, transfer of 6-26 



topographic stations 



marked stations identified 



plotted by transfer 



symbols inked 



submerged obstructions, showing 

 of 



supplemental stations 



plotting or transfer 



symbols inked 



tide station locations : 



tracing paper, use of.. 



6-21 

 6-21 

 6-21 

 6-2 

 6-91 

 6-20 



transfer of junctional soundings 



triang:ulation stations, plotting 



verification in Washington Office 



(see Verification of surveys) 



visible obstructions, symbols 6-39 



virire drag clearances, transfer 6-68, 6-98 

 wrecks 6-67 



Snapper (see Bottom sampler) 



Sonic frequencies 3-97 



Sound in sea water 



principles in echo sounding 3-76, 3-96 



sonic frequencies 3-97 



supersonic frequencies 3-98 



Sound, velocity of, (see Velocity of 

 sound) 



Sound, velocity of, by Velocimeter .._ 3-135 



Sounders, echo, general (see ofso 



specific instrument) 3-76 



Sounding(s) 

 accuracy required 



apparatus identified in sounding 



record 

 at positions 



5-18 



5-92 

 6-58 



boat sheet, plotting of 1—40 



' chair, use in handlead soimding 3-69 



comparisons with previous surveys 5-66 



conversion of units 5-123 



corrections (sec Corrections to 

 soundings) 



P»Ee 



212 

 202 

 209 

 228 

 227 

 233 

 210 



209 

 209 



209 

 202 



204 



202, 205 



228 



2,200 



200 



220 

 219 

 228 

 218 

 221 

 220 

 219 

 219 



206 



226 



206 

 206 

 226 

 207 



206 

 206 

 206 

 200 

 231 

 205 



212 



225, 233 



225 



84 



74,83 

 84 

 84 



106 



74 



136 



165 

 220 

 15 

 72 

 155 

 192 



