Congo River
River navigation — draft limits, locks, seasonal water levels and inland waterway regulations.
Navigation Class
Inland waterway
Tidal Influence
Lower reaches
Max Draft
Seasonal variation
Locks
See guide
Navigation Conditions
Draft Restrictions: Available draft varies significantly with seasonal water levels. Check water gauge readings before transit.
Air Draft: Bridge clearances are critical on inland waterways. Check latest bridge height data before transit.
Current: River currents can be strong particularly after rainfall or snowmelt. Passage time calculations should account for set and drift.
Night Navigation: Permitted on most commercial river routes — check local regulations and light requirements.
Lock & Weir Information
Lock chamber dimensions, opening hours and advance booking requirements vary by authority. Contact the relevant waterways authority or river master before transit. Most commercial locks require advance notice of 24–48 hours for large vessels.
Regulations
CEVNI / Local Rules
European inland waterway rules (CEVNI) apply on international rivers — check local supplement for national variations.
Radio / Reporting
VHF reporting requirements at lock approaches and bridge passages. Local frequency assigned by authority.