Unknown Wreck 117473

General Comments

HISTORY LNM48/70--1ST CGD; 12/2/70;BLOCK ISLAND SOUND EXPERIMENTAL LIGHT E HAS BEEN ESTABLISHED BY U.S. NAVY UNDERWATER SYSTEMS CENTER, NEW LONDON, CT.; 12 FT. ABOVE MHW ATOP AN ORANGE AND WHITE HORIZONTAL BANDED PIPE SECURED TO A SUNKEN BARGE IN 100 FT. OF WATER IN REPORTED POSITION 1350 YARDS, 271 DEGREES FROM GREAT SALT POND OUTER END LIGHT; PA LAT 41-11-58N, LONG 71-36-27W. LNM40/77--1ST CGD; 9/7/77; LIGHT HAS BEEN DISCONTINUED; TELECON WITH CG, 10/18/77, STRUCTURE REMAINS; CHARTED AS POLE. (ENTERED MSM 6/90) FE-348SS/90--OPR-B660-HE; A SUNKEN BARGE WAS LOCATED IN LAT.41-12-00.79N, LONG.71-36-28.20W (NAD 83). EXAMINATION OF SIDE SCAN RECORDS DURING OFFICE PROCESSING FOUND TWO EXTREMITIES PROTRUDING OUTWARD AND UPWARDED FROM THE HULL OF THE SUNKEN BARGE. OFFICE PROCESSING WAS UNABLE TO TO DETERMINE THE HEIGHT OF EXTREMITIES DUE TO THE SONARGRAM ASPECT. THE BARGE HAS A COMPUTED HEIGHT OF 2.6M (8 FT) IN DEPTHS OF 96-98 FT. ECHOSOUNDER DEVELOPMENT ON BARGE WAS NOT CONSIDERED ADEQUATE FOR DETERMINING LEAST DEPTH. MINIMALLY OBSERVED DEPTH ON BARGE WAS 26.1M (85 FT). EVALUATOR RECOMMENDS TO DELETE POLE FROM THE CHART AND SHOW A BARGE AS OBSERVED. (UPDATED 3/93 MCR) DESCRIPTION **** TELECON WITH USCG, POINT JUDITH, 6/14/90, TEL. NO. 401-789-0444; BASE STILL REMAINS WITH APPROXIMATELY 90 FT. OF WATER OVER IT; OTHER WRECKS ALSO IN AREA; MAY ALSO BE WRECKAGE OF AIRPLANE WHICH WAS LOST IN THIS AREA LAST YEAR; IF AIRPLANE WRECKAGE FOUND, CONTACT USCG, PT. JUDITH. (ENTERED MSM 6/90) H12033(2009)--AWOIS #7784 was investigated with Reson 8125 multibeam and 200% klein 5000 Side scan sonar. Verified tides with final TCARI zoning was applied to the multibeam data. AWOIS #7784 was found. Cartographer recommends deletion of 85 Wk. Add 91 Wk. (Updated on 9/8/10 by RSM.)