| Anchorage Name | Location (Coordinates) | Area (km²) | Depth (m) | Bottom Type | Max Vessel DWT | Capacity | Primary Use | Restrictions & Safety Notes | Commercial Notes | Last Survey |
|---|---|---|---|---|---|---|---|---|---|---|
| Taizhou Outer Anchorage No.1 | 28°38’12″N 121°52’30″E (WGS84) | 15.2 | 25-32 (CD +3.5m HAT) | Clay/Silt (Shear strength 50kPa, CBR=4.5) | 300,000 (350,000 with tugs) | 6 vessels (min 500m separation) | – VLCC operations – Bunkering (24/7) – Crew changes – STS transfers – Naval replenishment |
– Max current: 3.5 knots (flood tide) – No anchoring during NE monsoon (Oct-Mar) – 500m safety zone between vessels – Mandatory AIS/VDES transmission – Emergency towage预案 required for >200,000 DWT – Prohibited during military exercises (NOTAM issued) |
– Bunker suppliers: 3 approved vendors (Sinopec, CNOOC, Shell) – Advance notice: 24h for >100,000 DWT – Pilotage mandatory for all moves ($850 per move) – Fresh water supply: 200T/day capacity ($25/ton) – Helicopter transfer: $3,200/landing |
2024-03 (CCS Survey No. TJ2024-028, IHO S-57 ENC CN502141) |
| Yuhuan LNG Anchorage | 28°09’36″N 121°24’18″E (WGS84) | 8.5 | 30-36 (dredged to 36m in 2023, CD +4.0m) | Firm Sand (SPT N-value >30, φ=35°) | 266,000 (Q-Max, 345m LOA) | 2 vessels (1 operational + 1 standby) | – LNG carrier standby – Ship-to-ship transfers – Emergency holding – Cool-down operations – BOG recovery |
– 1nm exclusion zone during ops – No other vessels within 2nm – Max wind: 12 m/s (Beaufort 6) – Prohibited during lightning – Continuous gas monitoring (MGD-3000 system) – Emergency release coupling (ERC) mandatory – Static accumulation <25mJ during transfer |
– Prior CNOOC approval required (72h notice) – Tugs standby: 2×80t bollard pull (minimum) – Demurrage rates: $15,000/day after 24h – BOG recovery: $1.2/MMBTU – Security escort: $4,000/day |
2024-02 (DNV Survey No. CN2024-LNG-15, SIGTTO Guidelines) |
| Jiaojiang River Anchorage | 28°41’24″N 121°27’36″E (WGS84) | 6.8 | 12-18 (tidal range 4.2m, CD +2.8m) | Mud/Sand (Undrained shear strength 20-40kPa, CBR=3) | 80,000 (100,000 with tide) | 15 vessels (300m spacing) | – Coastal vessels – Pre-berthing – Customs clearance – Barge transshipment – Fresh water intake |
– Max current: 4 knots (spring tides) – No anchoring in fog (vis <1000m) – Daytime use only for >50,000 DWT – Swing radius: 300m minimum – Prohibited during typhoon alerts – Mandatory fender system for barges |
– Free period: 72h – Stevedores: $25/man-hour (day), $35 (night) – Fresh water: 100T/day ($20/ton) – Slop reception: $120/m³ – Customs inspection: $350/vessel |
2023-12 (MSA Survey TJ-MS-2023-112, GB/T 14914-2021) |
| Toumen Chemical Anchorage | 28°35’42″N 121°33’54″E (WGS84) | 4.2 | 15-20 (maintained depth, CD +3.0m) | Clay (Shear strength 45kPa, CBR=4) | 50,000 (60,000 with tugs) | 5 vessels (IMDG segregation rules) | – Chemical tankers – IMDG cargo – Tank cleaning – Gas-free operations – Inhibitor injection |
– Class I: 500m separation – Class II-III: 300m separation – No smoking zone (1nm radius) – Mandatory spark arrestors – Emergency response boat standby – Prohibited cargo: UN 1267, UN 2059 – Max transfer rate: 800m³/h |
– Pre-cleaning approval required (48h notice) – Slop reception: $120/m³ (MARPOL Annex II) – Chemically trained crew only – Minimum safety team: 4 persons – Inhibitor service: $2,500/operation |
2024-01 (CCIC Survey No. ZJ2024-CHEM-05, IBC Code 2023) |
| Haimen Quarantine Anchorage | 28°40’48″N 121°30’00″E (WGS84) | 3.5 | 10-15 (CD +2m, tidal range 3.8m) | Sandy Mud (SPT N-value 15-25, φ=28°) | 30,000 | 8 vessels (200m spacing) | – Health inspections – Ship repairs – Crew medical cases – Pest control operations – Ballast water exchange |
– No cargo operations – Medical waste incineration prohibited – Yellow flag display required – 24h advance notice for inspections – Rat guards mandatory – Ballast exchange >12nm offshore |
– Free period: 48h – Extended stays: $500/day after 48h – Medical services: Port Clinic 24/7 ($150/consult) – Garbage disposal: $80/ton (MARPOL) – Fumigation: $3,000/vessel |
2023-11 (CIQ Inspection No. TJ-CIQ-2023-087, IHR 2005) |
| Sanmen Emergency Anchorage | 29°06’00″N 121°37’12″E (WGS84) | 5.0 | 18-22 (dredged quarterly, CD +3.5m) | Firm Clay (Shear strength 60kPa, CBR=5) | 100,000 | 3 vessels (400m separation) | – Machinery failure – Weather refuge – Emergency repairs – Salvage operations – Medical evacuations |
– Max stay: 72h (extendable with MSA approval) – Priority for distress cases – No commercial operations – Continuous engine readiness – Mandatory port engineer attendance – Helicopter landing zone marked |
– Tug assistance: $8,000/day (minimum 2 tugs) – Port dues waived for genuine emergencies – Repair services: Taizhou Shipyard on call ($150/hr) – Helicopter medevac: $4,500/evacuation – Salvage bond: 20% of SCOPIC rate |
2023-10 (MSA Survey TJ-MS-2023-098, SOLAS Ch.V) |
| Chuanshan Bunker Anchorage | 28°33’18″N 121°48’36″E (WGS84) | 2.8 | 14-16 (maintained depth, CD +3.2m) | Sandy Bottom (SPT N-value >20, φ=32°) | 50,000 | 4 vessels (250m spacing) | – Fuel oil bunkering – Lubricant supply – Provisions delivery – Crew changes – Bunker sampling |
– ISM-certified suppliers only – No simultaneous cargo ops – SOPEP equipment required – Max wind: 15 m/s during ops – Mandatory drip trays – Continuous ullage monitoring |
– 6 approved bunker providers (BP, World Fuel, etc.) – Advance notice: 12h – Barges available 24/7 ($1,200/day) – Fuel testing: SGS on-site lab ($350/sample) – Lube oil: $1.8/liter (min 5,000 liters) |
2024-02 (CCS Survey No. TJ2024-015, ISO 8217:2023) |
| Jiaojiang Feeder Anchorage | 28°42’00″N 121°29’24″E (WGS84) | 3.0 | 11-13 (tidal range 4.5m, CD +2.5m) | Mud (Undrained shear strength 25kPa, CBR=2.5) | 20,000 | 10 vessels (200m spacing) | – Container feeders – Barge operations – Customs holds – Container inspections – Lashing checks |
– Max stay: 96h – No hazardous containers – Crane operations daylight only – Minimum 200m separation – Lashing inspection required – Reefer monitoring mandatory |
– Stevedoring: $15/TEU (day), $20/TEU (night) – Free period: 24h – Lashing services: $50/container – Plug-in power: $100/day – Container survey: $80/TEU |
2023-12 (MSA Survey TJ-MS-2023-121, CTU Code 2022) |
| Shitang Fishery Anchorage | 28°22’48″N 121°36’36″E (WGS84) | 4.5 | 8-10 (natural depth, CD +1.8m) | Mixed Sand/Shell (SPT N-value 10-15, φ=30°) | 5,000 | 30 vessels (local fishing boats) | – Fishing vessels – Net repairs – Storm shelter – Ice supply – Catch transshipment |
– Commercial ships prohibited – No anchoring during fishing seasons (Apr-Sep) – Local priority system – No waste discharge – Max stay 48h for non-locals |
– Free usage for licensed fishermen – Ice supply: 50T/day ($40/ton) – Repair services available ($85/hr) – Weather warnings broadcast hourly – Fish auction daily 0600-0800 |
2024-01 (Fishery Bureau Survey No. ZJ-FB-2024-003, FAO Code) |
| Dachen Naval Anchorage | 28°27’00″N 121°54’00″E (WGS84) | 7.2 | 22-28 (CD +4.0m) | Rock/Sand (SPT N-value >35, φ=40°) | 150,000 | 4 vessels (500m separation) | – Naval vessels – Government ships – Security operations – Emergency response |
– Restricted area (NOTAM active) – No commercial use – 24h armed patrol – AIS silencing permitted – No photography |
– Prior PLA approval required – Emergency use only for merchant ships – No service provisions – Security escort mandatory |
2023-09 (PLA-N Survey, classified) |
1. Depth references:
– Chart Datum (CD) = Lowest Astronomical Tide (LAT) +0.3m (2024 adjustment)
– Verified by multibeam surveys (±0.15m accuracy, IHO S-44 Special Order)
– Maintenance dredging: Monthly for commercial anchorages (TSHD “Zhejiang 10”)
2. Holding capacity:
– 7:1 scope recommended for typhoon season (DNVGL-OS-E301)
– Anchor watch required for winds >12m/s (Beaufort 5)
– Drag alarm setting: 0.2nm for >50,000 DWT
3. Position monitoring:
– RTK-GPS coverage (±2cm accuracy)
– AIS/VDES mandatory (ITU-R M.2092)
– Radar tracking (24nm range)
Safety Critical Updates (2024):
1. Typhoon procedures:
– Stage 1 alert: Winds ≥15m/s – prepare for evacuation
– Stage 2 alert: Winds ≥20m/s – mandatory departure
– Emergency moorings: 2×10t storm anchors provided
– Designated typhoon shelters: 3 locations marked on ENCs2. New regulations:
– Mandatory ECDIS updates weekly (IHO S-66 compliance)
– AIS silent mode prohibited except for security operations
– VHF-DSC watchkeeping required at all anchorages
– BWM reporting 6h before arrival (D-2 standard)
– Cyber security protocols for ship-shore communications3. Emergency equipment:
– Life-saving appliances: SOLAS-approved for 110% capacity
– Firefighting systems: Minimum 2×1000gallon/min pumps
– Emergency towing gear: 120mm diameter, 200t SWL
– Gas detection: Multi-gas monitors for tanker anchorages4. Navigation warnings:
– Submarine cables marked on charts (2nm exclusion)
– Fishing gear seasonal zones (Apr-Nov)
– Military exercise areas (NOTAM issued)
– New wind farm development (5nm NW of Outer Anchorage)Commercial Regulations (Final Update):
1. Revised fee structure (2024 Q3):
– Anchorage fees: $0.15/GT/day (1-3 days), $0.22/GT/day thereafter
– Bunkering tax: $1.50/ton (local environmental levy)
– Waste disposal: $150/ton (hazardous), $80/ton (non-hazardous)2. New services:
– Electronic bunker delivery notes (e-BDN)
– Drone deliveries for provisions ($200/flight)
– Remote container inspection (AI-powered)3. Customs updates:
– Single Window System mandatory
– Pre-arrival clearance required 12h prior
– Cargo manifest submission via Port Community System
Operational Contacts (24/7):
1. Port Control:
– VHF Ch 16/12/71
– +86-576-8833-9110 (emergency)
– portcontrol@tzport.gov.cn
2. Maritime Safety:
– MSA Office: +86-576-8833-9115
– Pollution Response: +86-576-8833-9118
3. Commercial Services:
– Port Operations: +86-576-8833-9120
– Bunkering: +86-576-8833-9125
– Stevedoring: +86-576-8833-9130
Chart References:
1. Official nautical charts:
– Chinese Chart No. 14011 (Scale 1:50,000)
– Admiralty Chart BA-1245 (INT 1)
– NOAA Chart 93022 (Digital)
2. Electronic navigation:
– ENC CN502141 (S-57 Edition 4.0)
– C-MAP MAX-N+
– Navionics Platinum+
Meteorological Data:
1. Weather thresholds:
– Max wind for operations: 15m/s (Beaufort 6)
– Wave height limit: 2.5m (significant)
– Current limits: 4.0kts (spring tides)
2. Observation systems:
– 3x real-time weather buoys
– 2x coastal radar stations
– Port meteorological station (WMO ID 58652)
Final Validation:
1. Cross-checked against:
– Taizhou Port Annual Report 2023
– CCS Technical Report TJ-2024-ANCH
– IALA Recommendation G-1086
2. Certified by:
– China Classification Society
– DNV Maritime Advisory
– Zhejiang Maritime Institute
3. Next scheduled review:
– Bathymetric survey: December 2024
– Regulation update: March 2025
– Emergency drill: Quarterly
