building drain

building drain

That part of the lowest piping of a drainage system which receives the discharge from soil pipes, waste pipes, and other drainage pipes inside the walls of the building and conveys the discharge by gravity to the building sewer outside the building wall.
References in periodicals archive ?
Flowerbeds outside the building drain into a 20,000-gallon cistern that collects greywater, which is then used to chill steel beams that serve as the building's enormous air conditioning unit, helping to keep the electric bill down.
You might also want to consider buying one with an integral drain so that water can be run directly to a building drain.
The capacity of the stack and vent system is influenced by the flow rate of the appliances, their simultaneous discharge pattern, and the branch inlet configuration and building drain design.
Opposing the plans, Juliet Lyon, director of the Prison Reform Trust, said: "With crime falling and community sentences and treatment to tackle addictions working to reduce reoffending, it would be a gigantic mistake to pour taxpayers' money down a super-sized, big brother prison building drain."
"But it would be a gigantic mistake to revive the discredited idea of titans and pour taxpayers' money down the prison building drain, when the coalition government could invest in crime prevention, health care and community solutions to crime." The overall cost of public order and safety in the UK is higher than any country in the EU and even the US, at 2.8 percent of gross domestic product (GDP).
pipe called a "soil stack" when it runs vertically inside the house, and a "building drain" when it runs horizontally underground.
pipe (occasionally 3 in.), called a "soil stack" when it runs vertically inside the house, and a "building drain" when it runs horizontally underground.

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