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
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.
Last Amended Date	Apr 13, 2022

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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