Sna Ii Wreck
| Field | Value |
|---|---|
| Wreck Category | non-dangerous wreck |
|
Sna ii Wreck Location Marine Coordinates (DMM) |
54 23.731 N,0 20.303 W |
| Latitude, Longitude Decimal Degrees |
|
| Wreck Depth | 40.5 m |
| Water Depth | 47 m |
| Water Level Effect | always under water/submerged |
| Vertical Datum | Approximate Lowest Astronomical Tide |
| Name | SNA II |
| Type | steam ship |
| Flag | FR |
| Length | 75.3 m |
| Width | 10.5 m |
| Sonar Length | 73.9 |
| Sonar Width | 14.8 |
| Shadow Height | 6.7 |
| Orientation | 81 |
| Cargo | coal |
| Conspic Visual | not visually conspicuous |
| Conspic Radar | not radar conspicuous |
| Date Sunk | Jun 6, 1917 |
| Bottom Texture | Gravel |
| Scour Dimensions | 012.3,,001.0,179.0 |
| Debris Field | 059.5,,,264.0 |
| Original Detection Year | 1986 |
| Last Detection Year | 2016 |
| Original Source | other |
| Surveying Details | H1310/84/43 24.7.86 TWO FASTENERS REPD 542319N, 001948W. (W R DODGSON, 28.11.84). NCA YET. HH100/351/06 16.3.93 WK, NICKNAMED 'SKELLIES', LOCATED IN 542341.5N, 002017W USING RADAR. (A C JACKSON, 9.2.93). INS AS NDWPA. BR STD. HH090/730/01 14.11.97 EXAM'D 11.7.97 IN 542343.7N, 002018.7W [WGD] USING DGPS. LEAST E/S DEPTH 42.8 IN GEN DEPTH 47MTRS. NO SCOUR. DCS3 HT 5.0MTRS. LENGTH 82MTRS, WIDTH 14MTRS. LIES 079/259 DEGS. INTACT, UPRIGHT. SUPERSTRUCTURE VISIBLE AS SCATTERED DEBRIS. (GARDLINE, HI 730). BR STD. HH100/351/22 26.9.05 HAS BEEN DIVED IN LISTED POSN. IDENTIFIED BY BELL MARKED: 'M E HARPER'. (R YOUNG, EMAIL DTD 13.9.05). NCA. SEP 2016/000007250 13.06.16 EXAM'D 21.02.16 IN 5423.731N, 0020.303W [WGD]. LEAST WCD 40.5MTRS IN GEN DEPTH 47MTRS. LENGTH 73.9MTRS, WIDTH 14.8MTRS, HT 6.7MTRS, ORIENTATION 081/261. SCOUR LENGTH 12.3MTRS, 1MTR DEEP TOWARDS 179. STRONG MAGNETIC ANOMALY, MAINLY INTACT. (EGS, HI 1472). AMEND NDW 40MTRS. |
| Last Amended Date | Jun 29, 2016 |
Circumstances of loss
EX-M E HARPER. BUILT IN 1911 BY THE GREAT LAKES ENGINEERING WORKS, MICHEGAN, USA, FOR THE HARPER TRANSPORTATION CO OF PHILADELPHIA. TWO BOILERS, TRIPLE EXPANSION ENGINE, SINGLE SHAFT. PASSAGE THE TYNE FOR DUNKIRK. TORPEDOED BY UB-21. (R YOUNG).
Nearby Wrecks:
- Balfron (Probably) Wreck 1690.7 M
- Martina Wreck 2390.3 M
- Glow (Part Of) (Possibly) Wreck 2834.4 M
- Glow (Part Of) (Possibly) Wreck 2924.4 M
- Steam Ship Wreck 53810 3127.4 M
- Ballater Wreck 3176.1 M
- Southborough Wreck 3342.7 M
- Victoria (Probably) Wreck 3410.9 M
- Novillo Wreck 3528.4 M
- Constantia Wreck 3678 M
General Comments
Mainly intact