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The cables are undergrounded in built up areas. The reason they're left as pilons where there is space for them is because it is cheaper to build, quicker to spot a fault and easier to maintain. Underground cables cost around twenty times as much as overhead cables, but are necessary in cities and built up areas.
What else can I help you with?
What the negative impact of sea level rising?
Flooding of low-laying areas, incl whatever happens to be built there.
Where were the national monuments built?
The national monuments were built in Washington DC. .
When was the national zoo built?
The National Zoo was founded and built in 1889.
Why was the national musuem of Australia built?
it was built because they wanted a museum in Australia that was national
What Yamaha keyboards support MIDI and USB cables?
Most Yamaha keyboards have jacks for MIDI and USB cables. Recently, Yamaha keyboards have built-in MIDI and USB cables to give the keyboard a compact look.
Do HDMI cables made by Monster Cables reduce noise interference?
Yes the Isolated Clean Power Digital Filters built in help reduce interferance
Hi All of our HDMI cables are built to the highest standard available. "High Speed with Ethernet" and will work great.?
Hi All of our HDMI cables are built to the highest standard available. "High Speed with Ethernet" and will work great.
How houses in rainy areas are built?
Many houses are built in rainy areas by builders who work in all weathers.
How was the national archives built?
it was built by us fedaral government
What was the Alaska Highway was built for?
It was built for National Defense by the US Army.
How were the roads built in The Ridgeway National Trail?
it was built by people in 1940
Who designed the national gallery of Victoria?
When was the national gallery of victoria built?
