A sewage pipe is the most expensive item in the sewage system.
The cost of the pipe, which is the only one in the water system, is almost twice as much as the cost of any other item in it, and that includes everything from sewer lines to water treatment plants.
So far, more than $1 billion in capital costs have been spent on sewer pipes, compared with $7 billion for the entire water system.
But that is a very small fraction of the total cost of a sewer system.
So the question is: Why do so many pipes cost so much?
The answer is simple.
The pipes are expensive because they are designed to operate only when water is being discharged.
Water is pumped into the system from a sewer, which then passes through a pipe and into the sewer pipe, where it is pumped back into the water supply.
That water is then sent to the power plants, which discharge the water into the sea.
The system can use about 5.7 million litres of water per day, according to the Australian Energy Market Operator.
So if the system used only 1,000 litres per day of water, the cost would be $2.8 billion.
This means the pipe costs $2,800 per litre, or about 1.7 times the cost.
The costs are rising faster than the supply of water.
The average annual cost of supplying water to the state’s wastewater system, according a report by the Australian Water Utilities Association, is $1.4 billion.
It is estimated that by 2030 the cost to the WA Government of maintaining a water system at peak demand will increase by about 70 per cent, to $1,750 per year.
The report estimated the annual cost for the system to be $1 million per year and that, in 2050, the system would cost $2 million per annum.
That is more than double the cost per litrel that is being charged to the Government.
Water and sewer bills are increasing at a rate that is not sustainable, says Dr Chris Brown, director of the Water and Wastewater Institute at Monash University.
“You’re going to need to make some changes to the way we do things to ensure we are meeting our water needs in the long term,” he said.
The average cost per year for a new sewer pipe is $6,600. “
The longer you wait for that water to come in, the more money you’ll lose in the longer term.”
The average cost per year for a new sewer pipe is $6,600.
That does not include any capital costs, such as piping and fixtures, that are added as a by-product of the construction process.
This can add $5,000 to the average cost of an existing sewer pipe.
That adds up to about $10,000 per year to the cost, or $1 for every $100 litres of wastewater pumped out of the system.
In total, there is about $200 million in capital investment required every year to maintain the system in its current state, and $800 million in annual interest costs.
If all of that was paid back, it would cost WA taxpayers about $2 billion.
But it will not be.
That money is needed to pay for the pipes, which are a huge investment in terms of money, energy, and manpower.
So there are two parts to this equation.
First, the sewer system is expensive.
The water that enters the system is pumped from the septic system into the basin, and then into the treatment plants that process the wastewater.
It takes a lot of water to process the sewage, so the cost is high.
Second, the pipes themselves are also expensive.
They have to be designed to work when water comes in from a sewage pipe.
The first part of that equation is simple: pipes need to be able to function when the water is not being discharged, but it is also complicated because the water needs to be pumped into and out of those pipes.
That process of pumping water is called “sewage.”
Water from septic systems must be diverted into a treatment plant, which uses a process called “treatment” to remove the wastewater from the system before it can be sent to power plants for treatment.
The process takes about two weeks.
This is how the system works.
A treatment plant sends a stream of wastewater to a treatment pond.
Water from the treatment pond is pumped to the treatment plant.
The treatment plant then sends a pipe that carries the wastewater back to the seaport.
When the treatment process is complete, the water from the treated wastewater is pumped out the treatment ponds.
The wastewater is sent back to treatment plants to be treated.
The entire system works by pumping the wastewater into a system.
This process is called sewage treatment.
It requires pumping water from an aquifer, which collects and cleans the wastewater before it is sent