Caisson Wreck 69729

Field Value
Wreck Category dangerous wreck
Wreck Location
Marine Coordinates (DMM) 		49 24.645 N,0 42.276 W
Latitude, Longitude
Decimal Degrees
  • Latitude: 49.410750
  • Longitude: -0.704600
Wreck Depth 14 m
Water Depth 18 m
Water Level Effect always under water/submerged
Vertical Datum Approximate Lowest Astronomical Tide
Type Caisson
Conspic Visual not visually conspicuous
Conspic Radar not radar conspicuous
Original Detection Year 1952
Last Detection Year 2021
Original Source national HO/authority notice to mariners
Last Amended Date Apr 13, 2022

Surveying Details

H6192/52 16.10.52 H6192/52 16.10.52 WK, LEAST DEPTH 11MTRS [6FMS], IN 492435N, 004215W. (PARIS NM 52 37 34). - NM 2108/52. 14.9.81 14.9.81 INS AS WK 11.2MTRS ON NC 2656. 15.6.82 15.6.82 SHOWN AS OB 11MTRS [6FMS] ON FR 6927 [1981 EDN]. NE 2613. H3898/82 9.5.83 H3898/82 9.5.83 AMEND TO WK 14MTRS [7FMS 4FT] IN 492442N, 004213W [EUR]. (BREST NM 83 14 12). BR STD. 11.7.90 11.7.90 SHOWN AS WK 14MTRS IN 492443N, 004213W ON FR 6927 [1985 EDN]. 'BLOCK OF CEMENT' IN 492442.6N, 004211.8W [EUR]. POSN ACCURACY 20MTRS. EXAM'D BY MAGNETOMETER & E/S. LEAST DEPTH 14 IN GEN DEPTH 18MTRS. (FR WK RECORDS 1987 NO.14590143). NC 2613. 5.5.94 5.5.94 SHOWN AS WK 14MTRS ON FR 6927 [1994 EDN]. NC 2135 & NC 2136. 27.12.12 27.12.12 [WGD] POSN: 4924.654N, 0042.276E.

Circumstances of loss

POSSIBLY A PHOENIX UNIT SUNK 1944 DURING OPERATION 'OVERLORD'. REFERRED TO AS CAISSON - CEMENT BLOCK IN FR WK RECORDS.

WRECK MAP LOADING ... 49 24.645 N,0 42.276 W
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