Mulberry Unit Wreck 57132

Field Value
Status historic
Wreck Location
Marine Coordinates (DMM) 		50 58.983 N,0 58.998 E
Latitude, Longitude
Decimal Degrees
  • Latitude: 50.983050
  • Longitude: 0.983300
Wreck Depth -6.3 m
Water Depth 0 m
Water Level Effect covers and uncovers
Vertical Datum Approximate Lowest Astronomical Tide
Type mulberry unit
Sonar Length 45
Sonar Width 20
Orientation 175
Conspic Visual not visually conspicuous
Conspic Radar not radar conspicuous
Original Detection Year 1946
Last Detection Year 2013
Original Source other
Markers W SPAR BN AT EACH CORNER
Surveying Details H6428/46 24.10.46 FOUL IN 505854N, 005912E, OR 125DEGS, 6.5C FROM LITTLESTONE TOWER. (WS 228/46). - NM 3587/46. H6428/46 27.10.49 ST 2400YDS OFFSHORE. DEPTH OF WATER 12FT. DRIES 10FT. (WS 644/48). - NM 2157/49. CONCRETE CAISSON TO FORM THE INNER MAIN BREAKWATER OF A MULBERRY HARBOUR. (AUTHORITY NOT STATED). 15.1.70 WRECK TO BE MARKED WITH TUBULAR STEEL POSTS WITH TOPMARKS, SOUTHERN ONE WITH ONE BALL, NORTHERN ONE WITH 2 BALLS, BY MOORING OFFICER, DOVER. (DMS LTR TO FO PLYMOUTH DTD 8.1.70), H4871/69 1.5.72 TO BE CHARTED AS ST WITH BN TOPMARK. (DMS, 10.8.71). NC 1892. H2698/62 14.6.72 TOPMARKS WASHED AWAY IN WINTER GALES. DMS INFORMED. (CG DEAL, 7.6.72). H2698/62 6.8.73 REQUEST BY VARNE BOAT CLUB ETC FOR MARK TO BE REPLACED. (DTI, LTR 26.7.73). H4199/78 3.10.78 POSN 505856.3N, 005905.5E [OGB] BY THEODOLITE INTERSECTION. ESTIMATED TO DRY 6MTRS. 6 SMALL GREEN SPHERICAL TOPMARKS VISIBLE WHEN REMAINDER OF WK IS COVERED. LENGTH ESTIMATED AT 60MTRS. LIES N/S. BEAM APPROX 12MTRS. LISTS 5DEGS TO THE E. (HMS BULLDOG, HI 35/70). NCA. 11.3.80 REFERRED TO AS MULBERRY HARBOUR UNIT. (PSA REGISTER OF WK MARKERS). HH090/685/01 18.10.96 EXAM'D 11.9.96 IN 505859.0N, 005859.9E [WGD] USING DGPS. ESTIMATED TO DRY 6.3MTRS. EACH CORNER MARKED BY WHITE SPAR BN WITH CYLINDRICAL TOPMARK WHICH ARE CLEARLY VISIBLE AT HW SPRINGS. NO EVIDENCE OF SCATTERED DEBRIS AND NO SCOUR. LENGTH 45MTRS, WIDTH 20MTRS. LIES 030/210DEGS. (NP 1016, HI 685). AMEND TO OBSTN DRIES 6.3MTRS IN REVISED POSN. BR STD. 18.1.11 LOCATED IN LISTED POSN. SEAWARD SIDE OF HARBOUR UNIT APPEARS TO SUBSTANTIALLY BROKEN UP. RETAIN AS CHARTED. (NETSURVEY, HI 1342 & SDC BATHY). NCA. 11.11.13 HAS BEEN SCHEDULED AS AN HISTORIC MONUMENT. NO ASSOCIATED RESTRICTED AREA. (ENGLISH HERITAGE, LTR DTD 8.11.13). INS LEGEND: HISTORIC WK.
Last Amended Date Nov 13, 2013

General Comments

INTACT, RECTANGULAR OPEN TOPPED CAISSON

WRECK MAP LOADING ... 50 58.983 N,0 58.998 E
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