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Commercial and Operational Shipping

Ports, terminals and coastal/marine civil engineering glossary

The fixed infrastructure where ships berth and cargo transfers, and the engineering that builds it: port master planning, berth and channel design under PIANC and ROM guidance, quay walls under BS 6349, fenders and berthing energy, mooring under OCIMF MEG4, dredging and hydrographic survey, terminal automation (STS cranes, ASC, RTG, AGV), VTS and aids to navigation under IALA, port governance models, and individual port profiles.

202 defined terms.

A

Abrasion zone
Quay wall zone subject to mooring line and fender wear.
Aids to navigation
AtoN, IALA classified marine aids.
AIS aid to navigation
Virtual or physical AIS AtoN.
Approach channel
Navigable channel between sea and port basin.
Approach channel design
Per PIANC WG121 and WG49 guidelines.
Apron
Quayside area between ship and stacking yard.
Articulated tug barge
ATB unit common in US coastal trade.
ASC
Automated stacking crane.
Automated guided vehicle
AGV used in terminal yards.
Automated mooring system
Vacuum or magnetic mooring system.

B

Backreach
Quay side reach behind the STS crane backreach.
Barge berth
Berth dedicated to inland barge calls.
Basin
Enclosed water area in a port.
Beach nourishment
Coastal protection technique.
Bollard
Mooring fitting on quay or dolphin.
Bollard pull
Tug pulling force in tonnes.
Bonded port area
Port area under customs control.
Brake horsepower for tugs
Power rating for tug propulsion.
Breakwater
Coastal structure providing wave shelter.
Breasting dolphin
Isolated structure absorbing berthing impact.
BS 6349
British Standard for maritime works.
Bulk berth
Berth equipped for bulk loading or discharging.
Bulk loader
Grab, conveyor, or ship loader.
Buoy mooring
Mooring at single or multi-buoy moorings.

C

Caisson
Large concrete box used in quay walls and dry docks.
Cantilever quay
Quay supported by cantilever piles.
Carriage breakers
Coastal breakwaters protecting beach areas.
Cathodic protection of quay
ICCP or sacrificial systems on steel structures.
CEMT class
European inland waterway class system from Class I to Class VII.
Channel maintenance dredging
Routine dredging to maintain depth.
Channel marker
IALA buoy or beacon.
Chart datum
Lowest astronomical tide reference for hydrographic charts.
Coastal current
Long shore current affecting port operations.
Coastal management plan
Plan for coastal zone management.
Cofferdam
Temporary watertight enclosure for construction.
Concession agreement
Landlord port concession of terminal operations.
Concrete quay
Reinforced or prestressed concrete quay.
Container terminal
Terminal for handling intermodal containers.
Cruise terminal
Terminal handling passenger cruise vessels.
Cut and cover
Construction technique for tunnels and culverts.

D

Deepening project
Capital dredging to increase channel depth.
Deepwater port
Port capable of receiving large draft vessels.
Detached breakwater
Offshore breakwater for coastal protection.
DGNSS
General term covering DGPS and similar augmentation.
DGPS
Differential GPS using IALA radio beacons.
Disposal site
Dredged material disposal location.
Diversion channel
Engineered channel diverting flow.
Dock master
Officer responsible for dock operations.
Dolphin
Isolated marine structure.
Draft survey
Cargo weight determination by hydrostatic calculation.
Drag head
Drag head of a trailing suction hopper dredger.
Dredged material
Material removed by dredging.
Dry bulk terminal
Terminal handling dry bulk commodities.
DUKC system
Dynamic under-keel clearance system, used at deepwater ports.

E

Echo sounder
Acoustic depth sensor.
Embayment
Bay or curved coastal indentation.
Energy transition for ports
Port decarbonisation initiatives and shore power.
Environmental impact assessment
EIA, statutory assessment for port works.
EPC contract
Engineering procurement and construction contract.
Escarpment quay
Quay on steep underwater slope.
Excavation in the dry
Dry dock construction technique.

F

Fender
Energy absorbing system at berth, designed per PIANC WG211 (formerly WG33).
Fender berthing energy
Kinetic energy absorbed by the fender system.
Filling and discharging system
Lock culvert system.
Finger pier
Pier with berthing on two sides.
Flag of the port
Designation under port state legal framework.
Floating breakwater
Pontoon based wave attenuator.
Floating Crane
Heavy-lift crane vessel.
Floating dock
U-shaped or L-shaped floating dry dock.
Free trade zone
FTZ under WCO and national laws.
Front of house
Apron side of a STS crane.

G

Gantry container crane
STS quay crane.
Gantry crane
Rail-mounted gantry such as STS, RMG, or RTG.
Gravity quay wall
Wall relying on self-weight, often blockwork or caisson.
Green port programme
Port sustainability programme such as EcoPorts.

H

Harbour basin
Sheltered water area for berthing.
Harbour master
Statutory authority for port operations.
Harbour resonance
Long wave oscillation within a basin.
Harbour tug
Conventional or ASD tug serving port.
High tide refuge
Sheltered area for small craft at high tide.
Hopper barge
Self propelled or towed dredger spoil barge.
Horizontal alignment
Plan alignment of a navigation channel.
Hydrographic survey
IHO S-44 compliant bathymetric survey.

I

IALA
International Association of Marine Aids to Navigation and Lighthouse Authorities.
IALA Buoyage System A
Used in most of the world, port hand red.
IALA Buoyage System B
Used in the Americas, Japan, Korea, Philippines, port hand green.
IALA Maritime Buoyage System
Combined IALA A and IALA B regions.
Inland port
Port on inland waterway.
Inland waterway
Navigable river, canal, or lake under CEMT classification.
International Hydrographic Organization
IHO, sets bathymetric and chart standards.
ISGINTT
International Safety Guide for Inland Navigation Tank Barges and Terminals.
ISO 6707
ISO standard for buildings and civil engineering vocabulary.

J

Jetty
Marine structure projecting from shore for berthing.
JIT arrival
Just in Time arrival for ships entering ports.
JNPT type breakwater
Composite breakwater design used at Jawaharlal Nehru Port.

K

Keel block
Block on which a vessel sits in a dry dock.
Knock out drum
Liquid separator vessel at LNG and chemical terminals.

L

Landlord port
Governance model where port authority owns land, leases to private operators.
Lay-by berth
Berth used for waiting and minor operations.
Liquid bulk terminal
Terminal for oil, chemicals, or gas.
Live load on quay
Operational variable load on quay surface.
LNG terminal
Onshore or offshore LNG receiving or export terminal.
Load on quay deck
Design load including stacks, vehicles, and equipment.
Lock
Navigation lock raising or lowering vessels.
Long swell
Long period waves affecting moored ships.

M

Marina
Recreational craft basin.
Maritime cluster
Geographical concentration of maritime industries.
Master plan
Port master plan for long term development.
MEG4
OCIMF Mooring Equipment Guidelines, referenced for SOLAS II-1/3-8.
Mole
Massive coastal structure projecting into the sea.
Mooring analysis
Static and dynamic mooring analysis per OCIMF and PIANC.
Mooring bollard load
Design load on quay mooring fittings.
Mooring dolphin
Isolated structure for mooring lines.
Multipurpose terminal
Terminal for mixed cargo types.

N

National port master plan
Government port system plan.
Navigable channel
Channel suitable for navigation.
Navigation lock
Lock for navigation between water levels.
NIPPONSALE 1999
Sale and purchase form of the Japan Shipping Exchange.
Notice to mariners
NM, updates to nautical charts and publications.

O

OCIMF MEG4
Standard reference on mooring of tankers and gas carriers.
Offshore terminal
SPM, CALM, or SBM offshore loading terminal.
Open jetty
Jetty allowing wave transmission below.
Operational area
Area planned for terminal handling operations.
Outer harbour
Harbour outside breakwater.

P

Pavement design for terminals
Per PIANC WG165 and BS 7533 family.
PIANC
World Association for Waterborne Transport Infrastructure.
PIANC WG121
Harbour Approach Channels Design Guidelines.
PIANC WG145
Berthing velocities and fender design report.
PIANC WG165
Design and maintenance of container terminal pavements.
PIANC WG211
Guidelines for the design of fender systems.
Pier
Berthing structure projecting from shore.
Pilotage
Conduct of vessel by a licensed pilot.
Port authority
Statutory body managing port.
Port community system
PCS, electronic data exchange platform.
Port hinterland
Inland area served by a port.
Port master plan
Long term port development plan.
Port Reception Facility
Required under MARPOL Articles 11 and within each annex.
Port state control
PSC inspection regime.
Port tariff
Schedule of port dues and service charges.
Project cargo terminal
Heavy lift and OOG terminal.
Public service obligation
PSO for ports and inland transport.

Q

Quay wall
Vertical retaining structure forming berth face, designed under BS 6349.
Quayside crane
STS or mobile harbour crane on quay.
Quick disconnect coupling
QCDC for LNG marine arms.

R

Reach stacker
Heavy duty container handling vehicle.
Reclamation
Creating new land from the sea.
Reefer rack
Stack with power supply for reefer containers.
Riprap
Stone armour protection for slopes.
River training works
Structures controlling river morphology.
ROM 0.5-05
Spanish maritime works recommendation for geotechnical actions.
ROM 2.0-11
Spanish maritime works recommendation for design of berthing and mooring areas.
ROM 3.1-99
Spanish maritime works recommendation for design of maritime navigation channels.
RoRo ramp
Stern, side, or quarter ramp for RoRo operations.
Rotating equipment
Pumps, compressors, and turbines at terminals.
RTG crane
Rubber tyred gantry crane in container yards.
Rubble mound breakwater
Breakwater using armour stone and underlayers.
Run of bank
Quay infill material.

S

Sand bypassing
Coastal engineering to transfer sand across an inlet.
SBM
Single buoy mooring offshore terminal.
Sea wall
Coastal protection structure.
Sediment plume
Plume from dredging activities.
SEZ
Special Economic Zone.
Sheet pile wall
Steel or concrete sheet pile retaining structure.
Ship lift
Mechanical lift transferring vessels to land.
Shore power
OPS or cold ironing infrastructure, IEC/IEEE 80005 series.
Sigma quay wall
Combined retaining and slab quay design.
Slipway
Inclined ramp for vessel launch and recovery.
SPM
Single point mooring offshore terminal.
Spread mooring
Multi-line mooring pattern for moored offshore units.
Standpipe
Vertical pipe for marine bunkering.
STS crane
Ship to shore container crane.
STS outreach
Crane outreach beyond quay edge.
Suction dredger
Suction or trailing suction hopper dredger.

T

Tanker terminal
Jetty or SBM for crude or product tankers.
TEU yard density
Container slots per hectare.
Tidal range
Difference between mean high and low tide.
Tidal window
Operational window based on tide for deep draft vessels.
Tool port
Governance model where port authority owns and operates assets, private labour.
Towage
Provision of tugs for harbour and ocean tow.
Trailing suction hopper dredger
TSHD, main type of maintenance dredger.
Transit shed
Cargo storage shed at port.
Turning basin
Basin where vessels can turn.
TVA equation
Wave runup empirical relationships used in coastal design.

U

UKC
Under keel clearance, static or dynamic.
UNCTAD port performance indicators
KPIs for port performance benchmarking.
UNLOCODE
UN location code for ports and terminals.
Up-stand quay
Quay with curb upstand for trafficked area separation.

V

Variable depth channel
Channel with stepped or graded depths.
Vertical breakwater
Caisson or blockwork vertical wall breakwater.
Vessel traffic service
VTS under IMO Resolution A.857(20).
Voyage data system
Coastal traffic management data system.

W

Wave climate
Statistical description of wave conditions.
Wave wall
Parapet on a breakwater to reduce overtopping.
Wharf
Quay alongside which vessels berth.
Wharfinger
Operator or manager of a wharf.
Wildlife corridor
Ecologically protected area within port plans.
WMS
Warehouse management system.

X

X-band radar
9.4 GHz band marine radar.

Y

Yard density
Container slots per hectare in a terminal yard.
Yard tractor pool
Pool of terminal tractors managed under TOS.

Z

Zero emission terminal
Terminal targeting zero direct emissions.
Zoning plan
Land use zoning within the port area.

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