| Anchorage Name | Location (Coordinates) | Area (km²) | Depth (m) | Bottom Type | Max Vessel DWT | Capacity | Primary Use | Restrictions & Safety Notes | Commercial Notes | Additional Parameters | Regulatory References |
|---|---|---|---|---|---|---|---|---|---|---|---|
| No.1 (Dangerous Cargo) | 40°42’30″N 121°00’15″E ±50m accuracy (WGS84 Datum) |
3.2 (0.2km² buffer zone) |
18-22 (CD) Dredged to 22.5m in 2024Q1 |
Clay with shells (Shear strength 35kPa Penetration resistance 150kN/m²) |
300,000 (LOA≤330m Beam≤60m) |
4 vessels (500m min spacing 2,000m²/vessel) |
• Crude oil tankers • LNG carriers (with escort) • Chemical tankers (Class A/B) • Bunkering operations • STS transfers |
• 500m exclusion zone (SOLAS XI-2/6) • 2 tugs standby (OCIMF MEG4 Ch.8) • NE winds >20m/s = evacuate • AIS/VDES mandatory (IMO A.1106(29)) • Static draught ≤18m • No hot work within 1nm |
• VLCC priority (Port Rule 2024-3.1) • Bunkering permit required • 48h max stay (72h with fee) • Night surcharge: 15% • Mandatory oil spill insurance |
• Holding power: 3.5t/m² (CCS 2024-ANX-45) • Swing radius: 580m (5:1 scope) • Tide range: 2.1-3.8m (MHWS 3.2m) • Pipeline at 40°42’35″N 121°00’10″E • Max current: 1.8kts at springs |
• IMO MSC.1/Circ.1175/Rev.1 • China MSA Order 2023-5 • OCIMF MEG4 Ch.8 • MARPOL Annex I Reg.43 |
| No.2 (North Bulk) | 40°44’10″N 120°58’45″E ±30m accuracy (WGS84 Datum) |
4.5 (Expanded 2024) |
14-16 (CD) Dredged to 16.5m in 2023 Maintained monthly |
Sandy mud (N-value 12 Friction angle 28°) |
180,000 (Beam≤45m Air draught≤55m) |
6 vessels (Group anchoring allowed 300m min spacing) |
• Coal carriers (IMSBC Group A/B) • Iron ore carriers • Grain ships (BC Code) • Transshipment ops • Vessel provisioning |
• Daylight only (0700-1900 LT) • Dust suppression (MEPC.1/Circ.878) • IMDG cargo prohibited • 3 shackles minimum • Trimming cert required • No ballast exchange |
• Barging with tugs • 72h max stay (96h with fee) • Loading queue system • Freshwater 50t/hr • Garbage collection • Provisions delivery |
• Holding power: 2.8t/m² (2024 test) • Swing radius: 650m (6:1 scope) • Current: 0.8-1.5kts W-E • Cable corridor 200m N • Max wave: 1.5m |
• IMSBC Code 2023 • MEPC.1/Circ.878 • Port Rule 2024-5.2 • SOLAS VI/7 |
| No.3 (South General) | 40°40’50″N 121°02’30″E ±40m accuracy (WGS84 Datum) |
2.8 (1.2km² working area) |
10-12 (CD) Annual dredging Last: 2024-01 |
Mud with gravel (N-value 8 Shear 25kPa) |
50,000 (LOA≤200m Draft≤11m) |
8 vessels (Staggered layout 250m spacing) |
• Container ships • Ro-Ro vessels • Project cargo • Repairs • Crew changes |
• 3 anchors (>10,000DWT) • No night navigation • VHF Ch16/12 monitoring • Hot work permit required • Gangway nets • No bunkering |
• Stevedoring available • Freshwater 100t/day • 96h max stay • Chandlers 0800-1700 • Crew changes • Customs clearance |
• Holding power: 1.9t/m² • Swing radius: 450m • Obstruction at 40°40’55″N 121°02’40″E • Tidal stream gates • Max wind: 15m/s |
• SOLAS V/19 • ISPS Code A/16.3 • China MSA 2024-7 • ILO MLC 2006 |
| No.4 (Emergency) | 40°43’00″N 120°55’00″E ±20m accuracy (WGS84 Datum) |
1.5 (Exclusion zone 0.5nm) |
8-10 (CD) Last survey 2024-02 |
Hard clay (Shear 50kPa N-value 20) |
20,000 (LOA≤150m Draft≤9m) |
2 vessels (No overlap 500m spacing) |
• Distressed vessels • Military use • Quarantine • Emergency repairs • Medevac |
• Port permission (VHF Ch12) • 24h max stay (SAR exempt) • No cargo ops • Medevac priority • Pollution gear ready • No unmanned vessels |
• No fees • Tugs compulsory • Coast Guard control • Helipad available • Medical support • No provisions |
• Holding power: 4.2t/m² • Swing radius: 300m • 2nm from fairway • Radar reflector • All-weather access |
• SAR Convention 1979 • MEPC.1/Circ.834 • IMO MSC.1/Circ.1460 • SOLAS III/17 |
| No.5 (Inner Harbor) | 40°41’15″N 121°01’20″E ±15m accuracy (WGS84 Datum) |
0.8 (0.3km² working area) |
6-8 (CD) Monthly dredging Last: 2024-05 |
Soft mud (N-value 5 Shear 15kPa) |
10,000 (LOA≤150m Draft≤7m) |
3 vessels (Buoy mooring 150m spacing) |
• Coastal feeders • Tug-barge combos • Pilot transfer • Customs • Quick turnaround |
• Daylight only (0600-2200 LT) • LOA≤150m • No fog anchoring • Speed limit 5kn • Fenders required • No LNG vessels |
• Fast turnaround • Pilot 24/7 • Freshwater 20t/hr • MGO bunkering • Customs priority • No repairs |
• Holding power: 1.2t/m² • Swing radius: 200m • Current 2.5kts max • Mooring dolphins • Max wind: 10m/s |
• COLREG Rule 9 • China Port Law Art.32 • IMO SN.1/Circ.336 • SOLAS V/34 |
| No.6 (Western Waiting) | 40°45’00″N 120°53’30″E ±100m accuracy (WGS84 Datum) |
5.2 (1.8km² buffer) |
12-15 (CD) Natural depth |
Sand with shells (N-value 10 Shear 22kPa) |
100,000 (LOA≤250m) |
10 vessels (1nm spacing) |
• Pre-berthing • Quarantine • Weather shelter • Crew isolation • Stores loading |
• No cargo ops • 7-day max stay • 1nm separation • Weekly reporting • No ballast exchange • No bunkering |
• Free anchorage • No services • No crew changes • Tender provisions • Water taxi available • No repairs |
• Holding power: 2.1t/m² • Swing radius: 700m • Exposed NW winds • Clear seabed • Max wave: 2.0m |
• IMO FAL Convention • MSA Notice 2024-9 • Port Health Reg 12.3 • SOLAS V/33 |
Final Integrated Anchorage Regulations:
- Mandatory Equipment (All Anchorages):
- Anchoring system per Class requirements:
- 5:1 scope (chain) / 7:1 (wire) – IMO MSC.1/Circ.1175/Rev.1
- 3 shackles minimum (>20,000DWT)
- Quarterly chain inspection (>50,000DWT)
- Communication:
- VHF Ch12 (Port Ops) & Ch16 continuous watch
- AIS/VDES operational – IMO Res.A.1106(29)
- Safety systems:
- Drag alarm (0.1nm setting) with 15min checks
- Emergency towing gear (OCIMF standard)
- Radar reflector (emergency anchorage)
- Anchoring system per Class requirements:
- Prohibited Activities (All Anchorages):
- Operations:
- Unauthorized bunkering (except No.1 with permit)
- Pollutant discharge (MEPC.1/Circ.834 zero tolerance)
- Unapproved crew transfers (ISPS Code)
- Navigation:
- Dredging/sampling without permit
- Fishing/recreation within 500m
- Hot work without permit
- Operations:
- Meteorological Limits:
- Anchoring prohibited when:
- NE winds >25m/s (No.1-3) – China MSA 2023-5
- Visibility <500m (Port Rule 2024-4.2)
- Wave height >2.5m (sig.)
- Thunderstorm warning active
- Seasonal restrictions:
- Typhoon season (Jul-Sep): Extra moorings
- Winter (Dec-Feb): Ice monitoring
- Monsoon season: Current monitoring
- Anchoring prohibited when:
- Final Added Regulations (2024):
- Electronic anchoring permit (China MSA app mandatory)
- AIS health check before anchoring (daily log required)
- Real-time air monitoring (No.2: PM2.5 ≤75μg/m³)
- Underwater noise limits (No.1: ≤160dB re 1μPa)
- Pre-anchoring checklist submission (Port E-System)
Final Critical Notes
- Emergency Contacts:
- Port Control: VHF Ch12 / +86-429-312-9110 (24h English)
- Coast Guard: VHF Ch16 / +86-429-312-9119
- Medical: +86-429-312-9120 (IMSO certified facility)
- Pollution Response: +86-429-312-9121 (SOPEP contact)
- Operational Notes:
- Anchorage lighting: All zones have IALA-compliant lighted buoys
- Underwater noise monitoring in No.1 Anchorage (MEPC.1/Circ.833)
- Pre-anchoring checklist submission via Port E-System mandatory
- Meteorological updates broadcast hourly on VHF Ch12
Final Additional Parameters:
- Tidal Data (All Anchorages):
- Mean tidal range: 2.8m (MHWS 3.2m / MLWS 0.4m)
- Neap range: 1.2m (Port datum = CD)
- Tide tables published quarterly (Next: 2024 Q3)
- Current Patterns:
- Flood tide: 1.2-1.8kts towards 085°
- Ebb tide: 1.5-2.1kts towards 265°
- Vortex currents near No.3 Anchorage (+0.5kts variance)
- Meteorological Limits:
- Max operating wind speed: 15m/s (Beaufort 7)
- Wave height limit: 2.0m significant height
- Visibility minimum: 0.5nm (0.3nm with radar)
