Uc 46 (Possibly) Wreck
| Field | Value |
|---|---|
| Wreck Category | non-dangerous wreck |
|
Uc 46 (possibly) Wreck Location Marine Coordinates (DMM) |
51 7.194 N,1 29.967 E |
| Latitude, Longitude Decimal Degrees |
|
| Wreck Depth | 32.74 m |
| Water Depth | 35 m |
| Water Level Effect | always under water/submerged |
| Vertical Datum | Approximate Lowest Astronomical Tide |
| Name | UC 46 (POSSIBLY) |
| Type | submarine |
| Flag | DE |
| Length | 52.7 m |
| Width | 5.2 m |
| Sonar Length | 37 |
| Sonar Width | 10 |
| Shadow Height | 2 |
| Orientation | 180 |
| Tonnage | 480 |
| Tonnage Type | displacement |
| Conspic Visual | not visually conspicuous |
| Conspic Radar | not radar conspicuous |
| Date Sunk | Feb 8, 1917 |
| Bottom Texture | 4,7 |
| Original Detection Year | 1960 |
| Last Detection Year | 2016 |
| Original Source | naval vessel |
| Surveying Details | H5824/60 3.3.61 WK LOCATED IN 510706N, 013000E USING DECCA. LEAST E/S DEPTH 94FT. (HMS SCOTT, 11.5.60). CHART AS NDW. LC 1828. H5824/60 14.11.61 OROPESA SWEEP CLEAR AT 69FT. LEAST E/S DEPTH 110FT IN GEN DEPTH 125FT. (HMS SCOTT, 13.4.61). 26.6.68 AMENDED TO WK 18FMS. (AUTHORITY NOT STATED). NE 1828 & LC 1892. H4667/70 31.12.70 LOCATED IN 510713N, 012959E [EUR] USING HI-FIX [2 LOP]. LEAST E/S DEPTH 30.8 IN GEN DEPTH 35MTRS. NEGLIGIBLE SCOUR. SEABED SLOPING. GOOD SONAR CONTACT FROM ALL DIRECTIONS. TIME DID NOT PERMIT SWEEPING. (HMS BULLDOG, HI 20/70). CHART AS WK 15FMS IN 510708N, 013000E [OGB]. - NM 113/71. H5197/70 11.8.71 LOCATED IN 510713.2N, 012959.3E [EUR] USING HIFIX [2 LOP]. SWEPT CLEAR AT 30.6 FOUL AT 30.9MTRS. LEAST E/S DEPTH 31 IN GEN DEPTH 34MTRS. SCOUR 35MTRS [LAT]. SEABED IRREGULAR AND ROCKY. LIES 170/350DEGS, APPROX 125FT LONG. (HMS FAWN, HN). AMEND TO SW 17FMS. - NM 1285/71. 15.6.72 NOW CHARTED AS SW 30.5MTRS. NC 1828. 20.6.78 CONTACT CONFIRMED AS POSSIBLE SUB. (E GILES, JUNE 1978). COULD BE UC 46. (UB INTELLIGENCE). H4453/72 20.4.79 EXAM'D 20 & 24.4.78 IN 510713N, 013007E USING HIFIX/6 [2 LOP]. LEAST E/S DEPTH 30.8 IN GEN DEPTH 35MTRS. NO SCOUR. DCS3 HT 3.1MTRS, LYING NW/SE. SONAR RESPONSE NOT GOOD. (HMS ENTERPRISE, HI 53/77). RETAIN SWEPT DEPTH IN REVISED POSN. R/P. HH090/606/01 1.2.94 LOCATED 29.10.93 IN VICINITY OF CHARTED POSN. NOT EXAMINED. GAVE GOOD SONAR RESPONSE. DCS3 HT 2.9MTRS IN GEN DEPTH 35MTRS. (NP 1016, HI 606). NCA. SEP 2016/000091760 24.01.17 EXAM'D ON 07.09.16; IN 5107.194N, 0129.967E [WGD]. LEAST M/B DEPTH 32.74MTRS, IN GEN DEPTH 35MTRS. LENGTH 37MTRS, WIDTH 10MTRS, HT 2MTRS, ORIENTATION 180/000DEGS. NO SCOUR. UNKNOWN MAGNETIC ANOMALY. STRONG SONAR SIGNAL. WK IS DEGRADED. (GARDLINE, HI 1496). AMEND NDW 32MTRS IN REVISED POSN. |
| Last Amended Date | Jan 24, 2017 |
Circumstances of loss
RAMMED AND DEPTH CHARGED BY HMS LIBERTY IN DOVER STRAITS.
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