3. Infrastructure Plan Overview Port and Rail Network - Transnet
3. Infrastructure Plan Overview Port and Rail Network - Transnet
3. Infrastructure Plan Overview Port and Rail Network - Transnet
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4. Integrated Dem<strong>and</strong> Forecast<br />
Dem<strong>and</strong> Model Methodology<br />
Step 1: Determine commodities (65 classes) produced <strong>and</strong> consumed in South Africa in 2007/8<br />
Step 2: Allocate freight production <strong>and</strong> consumption to 352 magisterial districts (MD)<br />
Step 3: Forecast surface growth for 30 years (regional for each of 65 commodities)<br />
Macro-economic<br />
Input /Output data<br />
Actual data –<br />
publications <strong>and</strong> interviews<br />
1 2 3<br />
National<br />
Apportionment<br />
I-O model<br />
Magisterial Districts<br />
65 Commodities<br />
Surface<br />
Forecast<br />
30 years<br />
Macro-economic<br />
forecasts<br />
Source: <strong>Transnet</strong> Group <strong>Plan</strong>ning
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