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< D m <br /> w in ` _- 200' DREiGE I „1 <br /> E�T6IUSI - 1 2, 300' WIDE VESSEL OFFSHORE <br /> IR-5.41 - RE, _c.- 14 2'> INGRESS- /- EGRESS CORRIDOR <br /> 23.1 - (SEE SHEETS 10 & 11 FOR _ .. <br /> C <br /> O i( R—S-9 - "<. "� `' " � � A `" ADDITIONAL DETAILS) <br /> B IR—S- 18 <br /> N _ IR <br /> 17.7 <br /> IR-3- 21 21 .7 <br /> CO2 20.9 <br /> 2/1� _ .: � �. � �l E 727000 <br /> /yam + �� ( _ r <br /> _ . <br /> IR "a <br /> 5-14 1 - - <br /> 200' DREDGE 18.1 <br /> EXCLUSION <br /> AREA a 1 <br /> 1 <br /> IR—S-131 . IR 20 -ne ° '—r' _ `� IR-50-22 <br /> 21 ,5 j' 18,:4 <br /> 1 � _ <br /> c� F 726000 _._ <br /> I <br /> o -YA <br /> NOTES: <br /> 1 . ALL ELEVATIONS REFERENCED TO NATIONAL GEODETIC VERTICAL DATUM OF 1929. <br /> 2. CONTOURS GENERATED FROM BATHYMETRIC DATA COLLECTED ON JANUARY 13, 2000 BY MORGAN & EKLUND, INC. j <br /> 3. ALL HORIZONTAL VALUES ARE REFERENCED TO NORTH AMERICAN DATUM OF 1927, FLORIDA STATE PLANE, EAST ZONE. N -_-m"mimW 5 <br /> 4. SIDE-SCAN SONAR SURVEY WAS CONDUCTED USING A KLEIN 595 DUAL FREQUENCY SIDE-SCAN SONAR SYSTEM ON <br /> FEBRUARY 17, 2000- NO SIDE-SCAN TARGETS WERE DETECTED. 0 600 \i <br /> 5. MAGNETOMETER DATA WERE COLLECTED USING A GEOMETRICS G-881 MARINE CESIUM MAGNETOMETER ON <br /> _ MAY 10-12, 2000. TARGETS SHOWN WITHIN UMRS OF CUT AND ADJACENT AREAS ALL OF MODERN ORIGIN. Scale in Feet <br /> TARGET MATERIAL DIMENSIONS AND COMPOSITION ARE UNKNOWN. DUE TO THE APPARENT MASS OF ANOMALIES CO2 <br /> AND COS. A 200 FL RADIUS BUFFER HAS BEEN ESTABLISHED. NO DREDGING IS AUTHORIZED WITHIN THESE BUFFER <br /> ZONES. <br /> 6. VESSEL NAVGATON WAS CONDUCTED USING A TRIMBLE DSM 212-L DIFFERENTIAL GPS AND COASTAL OCEANOGRAPHICS LEGEND <br /> HYPACK NAVIGATION SOFTWARE. DIFFERENTIAL CORRECTION ACQUIRED FROM CAPE CANAVERAL CONTINUOUSLY OPERATING _ <br /> REFERENCE STATION (CORS). BATHYMETRIC. SIDE SCAN SONAR AND AGNETOMETER SURVEYS CONDUCTED BY L - _: _ -_ J BORROW AREA LIMITS <br /> MORGAN & EKLUND, INC. ' <br /> BORROW AREA CORNER COORDINATES MAGNETOMETER ANOMALIES COORDINATES VESSEL OFFSHORE IR-S- 13 ATM JUNE-JULY 1999 VIBRACORE <br /> WITHIN BORROW ARE It <br /> S EGRESS CORRIDOR - 24.5 19 LOCATION & WATER DEPTH <br /> STATION NORTHING EASTING BORROW AREA INTERCEPT COORDINATES <br /> 1 1180262.06 728012.74 STATION NORTHING I FASTING Q BORROW AREA CORNER <br /> _ <br /> 2 1180383.49 727017. 17 C01178617 727284 POINT NORTHING EASTING <br /> 3 1175775.80 727114.46 C044 1180451 727591 A 1177800.00 727518.80 CO2 ]5 ( MAGNETOMETER ANOMALIES <br /> 4 1175971 .40 726132.02 C05 1178624 727235 B 1177500.00 727458.62 <br /> A® COORDINATE CONTROL POINT <br /> C07 1180579 727048 <br /> C12 1178054 727300 <br /> ery m n. re <br />