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EXHIBIT 4.2 DUCT REQUIREMENTS FOR A CABLE TELEVISION SYSTEM TO PASS 93% OF THE TERRITORY'S HOUSEHOLDS UNDER SCENARIO 2
Semi-automated method (mini-trench)
New duct to
Manual Trench
be built
Conventional
Trench
Use existing duct from
other utility*
(Entries are duct kilometres)
Super Trunk
Main and Feeder Cables
Total
Along
Pavement
Road Crossing
Along Pavement
Road Crossing
Lead-in
14
New duct to be constructed off-street**
135
Total
730
273
250
980
287
1
395
46
150
592
76
76
135
149
1
1398
122
400
2070
*
"Utility" could include electric power, highway dept., traffic lights
**
"Off-sheet" routes include: KCR, MTR HK Electric tunnel to Aberdeen, over-highway walkway bridges, etc.
Source: BAH
4
4
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