They include hiring private firms to run the county's golf courses and sewer operations.
But a few weeks ago, environmental protection agencies said no. "We thought that might impact normal sewer operations," Mr. Miele said.
Revenue bonds tied to essential public services — like water and sewer operations — may be among the most solid because payments for these services, which in turn are used to make the bond's interest payments, endure no matter the economic climate.
"I remember sitting here at 2 a.m. on Sept. 12," said Mr. Roberts, now the deputy commissioner of the department's Bureau of Water and Sewer Operations, pointing to a seat in a conference room on the third floor of the department's headquarters.
A systematic methodology for regulatory control analysis and design is adapted for sewer system operation and evaluated.
The main challenge with adapting the methodology is the handling of the stochastic and transient nature of the rainfall disturbances, inherent to sewer system operation.
The sewer is still in operation today.
A well-controlled pilot system was set up to simulate the practical operation of sewers.
A well-controlled pilot system (Fig. 1) was set up to simulate the practical operation of sewers.
However, in the SB system 67% of the overall cost is due to construction and operation of the sewer infrastructure, and 66% of the WWTP operating budget is due to electricity.
