This is the information page about the shipwreck Hms tonbridge, the water chart below shows the wreck in its immediate vicinity. The position of this wreck is 52 37.225 N,1 46.004 E (52.4370167, 1.7918333)
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The texts accompanying this shipwreck are in English ๐ฌ๐ง, as they are prepared by the UK Hydrographic Office (UKHO) based on data from UKHO and the hydrographic services of the Netherlands, Belgium and Germany, among others. They include the known details of the wreck and the comments of the cartographers who have checked the position and condition of the wreck over time.
Name: HMS TONBRIDGE
Length 67.1 meter, width: 10.4 meter, draught: 4.3, tonnage 683 ton
Cause: Built 1924 by d & w henderson & co ltd, glasgow as a cross channel ferry for the southern railway co. hired as an auxillary net-layer from 10.1940. two triple expansion engines of 166nhp, twin shaft. requisitioned by the admiralty for service as auxiliary net-layer. bombed & sunk by german aircraft off great yarmouth. 32 men lost. (dods & sibi).
Year of registration: 1941
Water depth above wreck: 20 meter, Height above seabed: 22 cm
Known since: 1941, last detected: 20170707
Details measurements/cartography: H02962/41 30.8.41 SUNK, WITH NO PART SHOWING ABOVE MLWS, ON SW HEADING. POSN: 523710N, 014604E. (YARMOUTH, DTD 1941). PFNM ISSUED. 14.10.41 CHARTED AS DW.
- NM 2407/41. 24.12.46 LEAST DEPTH 19 IN GEN DEPTH 66FT. SLIGHT SCOUR. (HMS SCOTT, DTD 24.12.46). AMEND TO WK 19FT.
- NM 161/47. 28.7.48 DRIFT SWEPT - CLEAR AT 45FT, FOUL AT 47FT. SURROUNDING DEPTH 60FT. POSN 523710N, 014558E. (HMS SHARPSHOOTER, DTD 28.7.48). AMEND TO WK 7FMS 3FT.
- NM 1841/48. H3930/61 17.4.63 NOT LOCATED. (HMS ENTERPRISE, OCT 1962).H1927/69 10.1.69 EXAM'D 11.6.68 IN 523711N, 014605E [OGB] USING HSA. LEAST E/S DEPTH 55FT IN GEN DEPTH OF 52-67FT. SCOUR 62FT. (HMS EGERIA, HI 40/68). H4852/74 18.12.74 NOT LOCATED. (ISS, HI NO 11/74). NCA. 30.7.74 AMENDED TO SW 13.5MTRS. NC 1543. H1960/79 31.3.81 EXAM'D 13.10.80 IN 523711N, 014606E [OGB] USING HIFIX/6 [2 LOP]. LEAST E/S DEPTH 16.2 IN GEN DEPTHS 17.5-20MTRS. NO SCOUR. LYING ENE/WSW. ABOUT 60MTRS LONG. (HMS EGERIA. HI 62B/80). AMEND TO WK 16.2MTRS. BR STD. H29008/83 18.12.84 EXAM'D 10.10.84 IN 523712N, 014606E [OGB] USING HIFIX/6 [2 LOP]. SWEPT CLEAR AT 16.5, FOUL AT 16.7MTRS. LEAST E/S DEPTH 17.2 IN GEN DEPTH 21MTRS. SCOUR 1.5MTR. DCS3 HT 3.5MTRS. LIES ENE/WSW. (HMS ENTERPRISE, HI 188). H4021/86 4.8.87 EXAM'D 29.5.87 IN 523712N, 014607E [OGB] USING TRISPONDER [4 LOP]. LEAST E/S DEPTH 16.0 IN GEN DEPTH 20.5MTRS. SCOUR DEPTH 23MTRS. DCS3 HT 2.6MTRS. LENGTH 36MTRS, WIDTH 8MTRS. INTACT, LYING 140/320DEGS, BOWS PROBABLY SE. MAGNETOMETER INDICATES IRON CONTENT OF 550 TO 850 TONNES. (NP 1016, HI 370). AMEND TO WK 16MTRS. BR STD. HH090/487/01 26.6.90 EXAM'D 18.4.90 IN 523711.7N, 014606.1E [OGB] USING TRISPONDER [6 LOP]. LEAST E/S DEPTH 15.3 IN GEN DEPTH 21MTRS. SCOUR DEPTH 25.5MTRS. WELL-BROKEN UP AND LYING NW/SE IN AREA OF SAND RIPPLES. LEAST DEPTH WAS OBTAINED ON HIGH POINT, POSSIBLY NETS ATTACHED TO MAIN BODY OF WK. LENGTH 40MTRS, BEAM 10MTRS. NO DISTINCT SONAR SHADOW OBTAINED. (NP 1016, HI 487). HH090/569/01 9.7.93 EXAM'D 2.5.93 IN 523712.1N, 014607.1E [OGB] USING TRISPONDER [4 LOP]. SWEPT CLEAR 15.4, FOUL AT 15.7MTRS. LEAST E/S DEPTH 16 IN GEN DEPTH 20.5MTRS. SCOUR DEPTH 22.7MTRS. NO SONAR SHADOW OBTAINED. LENGTH 75MTRS, WIDTH 30MTRS. LIES 045/225DEGS & SCOUR EXTENDS 45MTRS TO THE NW. A STRONG MAGNETIC ANOMALY OBSERVED. (NP 1016, HI 569). AMEND TO SW 15.4MTRS. BR STD. HH090/846/01 13.5.99 EXAM'D 8.4.99 IN 5237.213N, 0145.985E [WGD] USING DGPS. SWEPT CLEAR 15.1, FOUL 15.4MTRS. LEAST E/S DEPTH 16.8MTRS. SCOUR DEPTH 2.5MTRS. LENGTH 80MTRS, WIDTH 20MTRS. DCS3 HT 2MTRS. LIES 030/210DEGS. MEDIUM MAGNETIC ANOMALY. SCOUR 40MTRS TOWARDS 270DEGS. PARTIALLY BURIED WRECKAGE. (NP 1016, HI 846). AMEND TO SW 15.1MTRS IN REVISED POSN. BR STD. HH091/110/01 17.8.05 EXAM'D 27.4.05 IN 5237.224N, 0146.005E [WGD] USING DGPS. SWEPT CLEAR 15.7, FOUL 16.1MTRS. LEAST M/B DEPTH 16.21 IN GEN DEPTH 20.5MTRS. SCOUR 2.2MTRS DEEP EXTENDS 30MTRS TOWARDS 315 DEGS. UPRIGHT AND BROKEN ON THE SE EDGE. (NP 1016, HI 1110). AMEND SW 15.7MTRS. BR STD. SEP 2017/000186964 25.4.18 EXAM'D 7.7.17; LOCATED IN 5237.225N, 0146.004E [WGD]. LEAST W/C DEPTH 15.19MTRS IN GEN DEPTH 20MTRS. LENGTH 71.2MTRS, WIDTH 18.8MTRS, HT 6.31MTRS, ORIENTATION 022/202DEGS. SCOUR DIMENSIONS LENGTH 80.1MTRS, DEPTH 2.6MTRS TOWARDS 167DEGS. NUMEROUS IRREGULAR FEATURES IN VARIOUS STATES OF DECAY AND BURIAL. [EGS, HI 1545]. AMEND WK 15.1MTRS.
Comment researcher: UK Hydrographic Office
Commentaar onderzoeker: UPRIGHT, BROKEN
Position: 52 37.225 N,1 46.004 E