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ing what we’ve built before we build anything new. So as the maintenance dollar grows, the construction dollar is going to shrink unless either the volume of gas sales accelerates tremendously or additional gas taxes are (levied).
Rapp. News: The problem of what to do with sludge has become an explosive issue. What do you think should and will result in the area of sludge management?
Guest: I think each county through zoning certainly has the ability to limit or prohibit the spreading of sludge.
Realistically speaking, the city of Richmond can’t spread their sludge within Richmond. They’ve worked out something with Hanover County. Other cities have worked out something with counties nearby.
I’m told that most, if not all, of the pathogens in sludge are killed after a half hour or hour in a sunny day. What happens to the heavy metals, if there are any in the sludge, is a different problem.
I think that sludge from human sources should be approached differently than sludge from an industrial site where there might be molybdenum or chrome or something of that sort. Rapp. News: What’s ahead in he area of solid waste management Will landfills soon be obsolete? Guest: Arlington and Fairfax are planning a co-generation facility where they take the trash, bum what they can, and use that to generate electricity. They separate the metals and try
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