1. Port Dolphins
| Dolphin Name | Location | Function | SWL (tons) | Fender Type | Installation Year | Note |
|---|---|---|---|---|---|---|
| Akita Oil Terminal Dolphin | South Breakwater | Mooring for oil tankers | 100 | D1200 | 2015 | Class NK certified, connected to pipeline system |
| General Cargo Dolphin A | West Wharf | Supplementary mooring | 50 | Cone | 2010 | Regular inspection every 2 years |
| General Cargo Dolphin B | East Wharf | Mooring assistance | 30 | Cylindrical | 2018 | Equipped with navigation light |
| Container Terminal Dolphin | North Wharf | Mooring for feeders | 40 | D1000 | 2020 | Rubber fenders with steel frame |
2. Mooring Buoys
| Buoy ID | Location | Coordinates | Max DWT | Depth (m) | Type | Light Characteristic | Note |
|---|---|---|---|---|---|---|---|
| MB-1 | Outer Anchorage | 39°43’N 140°06’E | 50,000 | 15 | Single-point | Fl.Y.5s | Radar reflector, maintained quarterly |
| MB-2 | Inner Harbor | 39°44’N 140°05’E | 20,000 | 10 | Conventional | Fl.G.4s | Daylight use only, 200m exclusion zone |
| MB-3 | North Anchorage | 39°45’N 140°05’E | 30,000 | 12 | Single-point | Fl.Y.5s | Installed 2022, synthetic hawser |
| MB-4 | Emergency Anchorage | 39°42’N 140°07’E | 10,000 | 8 | Emergency | Fl.R.3s | For vessels in distress only |
3. Piers and Wharves
3.1 Akita General Cargo Terminal
| Terminal Name | Berth Name | Length (m) | Depth (m) | DWT Capacity | Max LoA (m) | Berth Type | Shore Cranes | SWL (tons) | Fender System | Main Cargo | Operational Restrictions |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Akita General Cargo Terminal | Berth 1 | 200 | 9.5 | 20,000 | 180 | Wharf | 2 x 25t (Liebherr) | 25 | D1000 | General cargo, containers | Ro-Ro capable, draft restriction -1.0m at LW |
| Berth 2 | 180 | 8.0 | 15,000 | 160 | Wharf | 1 x 15t (Mitsui) | 15 | D800 | General cargo | No hazardous materials | |
| Berth 3 | 150 | 7.5 | 10,000 | 140 | Wharf | – | – | D600 | Coastal vessels | Daylight operations only |
3.2 Akita Oil Terminal
| Terminal Name | Berth Name | Length (m) | Depth (m) | DWT Capacity | Max LoA (m) | Berth Type | Loading Arms | Fire Protection | Main Cargo | Certifications |
|---|---|---|---|---|---|---|---|---|---|---|
| Akita Oil Terminal | Oil Berth 1 | 250 | 12.0 | 80,000 | 230 | Pier | 2 x 12″ | Foam system, monitors | Crude oil, petroleum | ISGOTT, OCIMF |
| Oil Berth 2 | 180 | 10.5 | 50,000 | 170 | Pier | 1 x 8″ | Foam system | Fuel oil, diesel | Bunker license |
3.3 Akita Timber Terminal
| Terminal Name | Berth Name | Length (m) | Depth (m) | DWT Capacity | Max LoA (m) | Berth Type | Shore Cranes | SWL (tons) | Storage Area (m²) | Main Cargo | Handling Rate |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Akita Timber Terminal | Timber Berth | 150 | 7.5 | 10,000 | 140 | Wharf | 2 x 10t (Kobelco) | 10 | 20,000 | Logs, lumber | 1,500m³/day |
3.4 Akita Container Terminal
| Terminal Name | Berth Name | Length (m) | Depth (m) | DWT Capacity | Max LoA (m) | Berth Type | Gantry Cranes | Reefer Plugs | Yard Capacity (TEU) | Operating Hours |
|---|---|---|---|---|---|---|---|---|---|---|
| Akita Container Terminal | CT Berth 1 | 220 | 11.0 | 30,000 | 200 | Wharf | 2 x 40t (ZPMC) | 50 | 5,000 | 24/7 with restrictions |
3.5 Akita Ferry Terminal
| Terminal Name | Berth Name | Length (m) | Depth (m) | Max LoA (m) | Berth Type | Ramp Capacity (tons) | Passenger Facilities | Vehicle Capacity |
|---|---|---|---|---|---|---|---|---|
| Akita Ferry Terminal | Ferry Berth | 120 | 6.5 | 110 | Ro-Ro | 50 | Waiting area, ticketing | 100 vehicles |
4. Lighterages
| Location | Max Capacity (tons) | Vessel Type | Operating Hours | Tidal Restrictions | Note |
|---|---|---|---|---|---|
| Inner Harbor | 500 | Barges | 0600-1800 | ±1.0m | Pilotage required |
| River Mouth | 300 | Lighter boats | 0700-1700 (Apr-Nov) | ±0.5m | Seasonal operation |
| West Channel | 200 | Barges | Daylight only | ±1.5m | Limited to 3 barges simultaneously |
5. Additional Facilities
| Facility Type | Name/ID | Specifications | Maintenance Schedule | Note |
|---|---|---|---|---|
| Breakwater | Main Breakwater | Length: 1,200m, Height: +8.0m CD | Annual inspection | Concrete caisson, wave absorption |
| Anchorage Area | No.1 Anchorage | Depth: 15-20m, Area: 2km² | Dredged biannually | Sheltered from NW winds, holding ground: mud |
| Navigation Channel | Main Channel | Width: 200m, Depth: 12m | Quarterly survey | Two-way traffic, IALA Buoyage A |
6. Technical Standards and Compliance
| Standard Type | Compliance Status | Certifying Body | Last Audit | Next Due |
|---|---|---|---|---|
| ISPS Code | Fully compliant | Japan Coast Guard | 2023-05-15 | 2024-05-15 |
| SOLAS | Fully compliant | ClassNK | 2023-03-20 | 2024-03-20 |
| MARPOL | Fully compliant | MLIT Japan | 2023-07-10 | 2024-07-10 |
7. Operational Parameters
- Tidal Information: Mean tidal range 1.2m (springs 1.5m)
- Chart Datum: Akita Port Datum (APD) = Local Lowest Low Water
- Working Hours: General cargo 0800-1700 (OT available)
- Pilotage: Compulsory for vessels >500GT or LOA>50m
- Tug Assistance: Required for vessels >10,000DWT
8. Important Operational Notes:
- All depths are charted depths at lowest astronomical tide (LAT)
- Maximum allowable drafts are 90% of charted depths
- Vessel operators must submit pre-arrival documentation 72h in advance
- Winter operations (Dec-Mar) may be affected by ice conditions
