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D5 Annex report WP 3: ETIS Database methodology ... - ETIS plus

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<strong>D5</strong> <strong>Annex</strong> <strong>WP</strong> 3: DATABASE METHODOLOGY AND DATABASE USER MANUAL – FREIGHT TRANSPORT DEMAND<br />

Indicator Compilation Template No. 7<br />

Ref. 4.1.3<br />

Definition<br />

<strong>ETIS</strong> Glossary<br />

Computation Method (Formula)<br />

I/C factor of bridges and locks (intensity versus capacity) (waiting time)<br />

I/C factor: relationship between intensity (actual traffic of ships) and capacity (theoretical number of ships per week)<br />

S(k)=I(k)/C(k) k= 1,…,n<br />

W L (k)<br />

W b (k)<br />

k=1,…,n<br />

k=1,…,n<br />

Variable definition<br />

Variable computation method<br />

Directly from a database or agreed<br />

classifications/nomenclatures<br />

Output of the model<br />

Method variable V1<br />

Method variable V2<br />

Method variable V3<br />

S(k)­Service level of bridge or lock k<br />

I(k) Intensity in terms of number of<br />

ships per week at bridge or lock k<br />

C(k) Capacity in terms of theoretical<br />

number of ships per week of bridge<br />

or lock k<br />

Assignment model, OD data model<br />

Inland navigation capacity model<br />

Method variable V4 W L (k) waiting time at lock k Inland navigation waiting time model<br />

Method variable V5 W b (k) waiting time at bridge k Inland navigation waiting time model<br />

98<br />

Document2<br />

27 may 2004

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