Tankers Cargo Measurements And Calculations

Front 1

holds title to vessel

Back 1

Vessel owner

Front 2

may be owner, in manysituations it is a different party contracted torun the day to day operations by the owner

Back 2

Vessel operator

Front 3

individual or corporation thatemploys the vessel to carry the cargo

Back 3

Charterer

Front 4

provides the cargo – terminal orvessel storage

Back 4

Supplier

Front 5

accepts the cargo – this could beanother vessel, storage tank or tanks, meteredpipeline receipt for cargo that passes through apipeline.

Back 5

Receiver

Front 6

shore-side facility – storing, receiving,and or supplying cargo

Back 6

Terminal

Front 7

third party employed bysupplier and receiver to measure and analyzecargo – cargo quantity and quality

Back 7

Inspection Company

Front 8

The charterer usually takes control of theproduct at what point?

Back 8

terminal’scargo hose and vessel’s manifold flange

Front 9

F.O.B. Free on-board point

Back 9

normally the load port

Front 10

cost to thebuyer includes the cost of the quantity of cargonoted on the bill of lading and the cost ofinsurance and freight payment.

Back 10

CIF, Cost Insurance Freight

Front 11

the cargoowner, who would then be considered thesupplier in this arrangement, agrees to becompensated by the receiver (buyer)based upon the volume of cargo that ismeasured in the receiver’s shore tanks.

Back 11

Delivered

Front 12

cargo mustbe paid for before vessel can deliver ordischarge the product ashore.

Back 12

Before Break Bulk

Front 13

Measurement devices

Back 13

Otank gaugingtapes
Gauging bobs
Water indicating paste
Product indicatingpaste
Thermometers
Closed gaugingdevices
Temperature probes
Sample bottles
Sample bottlecontainer assembly

Front 14

The concept that cargo mustbe paid for before vessel can deliver ordischarge the product ashore.

Back 14

BBB, Before Break Bulk

Front 15

the volume of water present in thecontainment that is not suspended in the liquid.

Back 15

Free Water

Front 16

the total measuredvolume of all petroleum liquids, sediment, water insuspension, excluding free water corrected by theappropriate volume correction factor for the observedtemperature and api gravity, relative density, or densityto a standard temperature such as 60 degrees F

Back 16

Gross Standard Volume

Front 17

the total volume of allpetroleum liquids, sediments, and water in suspension,corrected by the appropriate volume correction factor forthe observed temperature and API gravity, relativedensity, or density to a standard temperature such as 60degrees F and all the free water measured at theobserved temperature

Back 17

Total Calculated Volume

Front 18

the total volume of allpetroleum liquids, excluding sediment, water insuspension, and free water, corrected by the appropriatevolume correction factor for the observed temperatureand API gravity, relative density, or density to a standardtemperature such as 60 F

Back 18

Net Standard Volume

Front 19

the nonhydrocarbonsolid material and water in suspension in a petroleumliquid

Back 19

Sediment and Water

Front 20

the product or materialremaining in vessel’s tanks, void spaces, and/orpipelines prior to loading. This typically includes water,oil, slops, oil residue, oil/water emulsions, sludge, andsediment

Back 20

Onboard quantity

Front 21

describes the product ormaterial remaining in a vessel’s tanks, void spaces,and/or pipelines after discharge. This includes water, oil,slops, oil residue, oil/water emulsions, sludge, andsediment.

Back 21

Remaining on board – (ROB)

Front 22

ability to take multiple ullage or innagemeasurements over time and get the same value

Back 22

Repeat-ability

Front 23

specific depth in a tank

Back 23

Spot samples

Front 24

normally taken at manifold at initial start ofcargo ops

Back 24

Line sample

Front 25

weighted , stopper bottle lowered tobottom of tank.

Back 25

All-level samples

Front 26

taken during cargo load or dischargewithout stopping cargo lowered to bottom of tank

Back 26

Running sample

Front 27

all cargo tank samplesvolumetrically blended.

Back 27

A composite sample

Front 28

initial loading stopped – sensitivecargo to contamination – await lab results beforeresuming

Back 28

One foot samples

Front 29

American Petroleum Institute (API) set thestandard temperature at ____ whencalculating the standard volume of cargo in atank due the expansion and contraction of liquidcargoes.

Back 29

60 degrees F

Front 30

total weight of cargo plus crew, stores,water, fuel, and ballast tanker industry uses dwt as arough estimate for cargo capacity of vessel.

Back 30

Deadweight

Front 31

the weight of water displaced by a shipfloating in a given condition; a measure of ship's size.

Back 31

Displacement

Front 32

displacement or weight in tons when a shipis empty of cargo.

Back 32

Light Ship

Front 33

number of tonsrequired to change the draft of the vessel by one inch ata given draft – found on dwt scale or hydrostatic tables.

Back 33

Tons per inch immersion (TPI)