
horizontal branch. a pipe connecting two or more fixture drains or fixture branches to a main portion of a drainage system; in some piping configurations, it can also be known as a fixture branch.
What is a horizontal fixture branch in plumbing?
What is a horizontal fixture branch? horizontal branch. a pipe connecting two or more fixture drains or fixture branches to a main portion of a drainage system; in some piping configurations, it can also be known as a fixture branch. Click to see full answer. Also, what is a horizontal branch drain?
What is a horizontal branch drain?
Click to see full answer. Consequently, what is a horizontal branch drain? A horizontal branch is a drainpipe that connects horizontally to a major segment of a DWV system. It can either connect to a waste stack or building drain. It connects more than one fixture drain or a fixture branch to a main segment of DWV system.
How many fixtures can be on a branch interval?
The plumbing code allows a maximum of eight fixtures connections to a horizontal branch drain. Likewise, people ask, what is a branch interval?
How many fixtures can be connected to a branch drain?
The plumbing code allows a maximum of eight fixtures connections to a horizontal branch drain. Accordingly, what is a branch interval? Branch interval is a distance along a soil or waste stack corresponding to a story height, but not less than 8 feet, within the horizontal branches from one floor or story of a structure are connected to the stack.

What is a fixture branch?
Similar - waste pipe, wet vent A fixture branch is a type of drain branch for any combination of fixtures - not including toilets - in a plumbing system.
What is a fixture branch in plumbing?
FIXTURE BRANCH. A drain serving two or more fixtures that discharges to another drain or to a stack. FIXTURE DRAIN. The drain from the trap of a fixture to a junction with any other drain pipe.
What is a branch drain in plumbing?
Fixture and branch drains - A branch drain is a waste pipe that collects the waste from two or more fixtures and conveys it to the building or house sewer.
What is horizontal plumbing?
More Definitions of Horizontal pipe Horizontal pipe means any pipe or fitting which makes an angle of more than forty-five degrees (45°) with the vertical.
Is a dishwasher considered a plumbing fixture?
Here's how each is defined in the Plumbing Codes. Examples of a plumbing fixture would be a sink, toilet, and bathtub. Examples of a plumbing appliance would be washing machine, dishwasher, and water heater.
What is the purpose of plumbing fixture?
Plumbing fixture means an exchangeable device that connects to a plumbing system to deliver and drain away water and waste. Plumbing fixture means a receptacle or equipment that receives water, liquid or sanitary sewage and discharges water liquids or sanitary sewage directly into drainage piping.
Can sink and toilet share drain?
Yes, the sink can tie into the same drain. Be sure to use a trap! Personally, I would make the sink connection to the drain as close as possible to the vertical.
Does washing machine drain into sewer line?
This main sewer drain pipe under the yard is connected to the main drain inside the house, which accepts the wastewater from the individual branch drains serving each plumbing fixture, including sinks, tubs, showers, and toilets, as well as the washing machine.
Are toilet and shower drains connected?
The toilet and shower drain are connected to the main pipe. The outside of the main sewer drain is connected to the shower and Toilet Drain. The extra waste-water comes from your home to the main sewer line.
What is a horizontal drain line?
Horizontal Drain Lines – These pipes lay parallel to your floors and carry wastewater from sinks, bathtubs, toilets, and water-using appliances. Depending on how this water was used, it's typically classified as black or greywater.
Can a sink drain run horizontal?
Drain piping can be horizontal (1/4” per foot), vertical, or 450- vent piping shall be free of sags and be graded and connected to drip back by gravity to drain pipe it serves.
What is a branch vent?
Definitions. Branch Vent. A vent connecting one or more individual vents with a vent stack or stack vent. Circuit Vent. A vent that connects to a horizontal drainage branch and vents two traps to no more than eight traps or trapped fixtures connected into a battery.
What is a horizontal branch drain?
And a Horizontal Branch Drain makes sense as a section of piping that moves wastewater horizontally from multiple fixture drains to a stack.
What is a building drain?
Per the IPC:#N#BUILDING DRAIN. That part of the lowest piping of a drainage system that receives the discharge from soil, waste and other drainage pipes inside and that extends 30 inches (762 mm) in developed length of pipe beyond the exterior walls of the building and conveys the drainage to the building sewer .#N#HORIZONTAL BRANCH DRAIN. A drainage branch pipe extending laterally from a soil or waste stack or building drain, with or without vertical sections or branches, that receives the discharge from two or more fixture drains or branches and conducts the discharge to the soil or waste stack or to the building drain.
How far does the purple 4" line extend outside the building?
Apply the language from the definitions from the IPC = The building drain does not receive anymore flow into it from the last branch connection -and then leads to 30" outside the building - on the purple 4" line sanitary line, the last section or bit of piping is at the lowest point and extends 30 inches outside of building is the building drain..........Next to grease trap.
710.1 Maximum Fixture Unit Load
The maximum number of drainage fixture units connected to a given size of building sewer, building drain or horizontal branch of the building drain shall be determined using Table 710.1 (1).
710.1.1 Horizontal Stack Offsets
Horizontal stack offsets shall be sized as required for building drains in accordance with Table 710.1 (1), except as required by Section 711.3.
710.1.2 Vertical Stack Offsets
Vertical stack offsets shall be sized as required for straight stacks in accordance with Table 710.1 (2), except where required to be sized as a building drain in accordance with Section 711.1.1.
710.2 Future Fixtures
Where provision is made for the future installation of fixtures, those provided for shall be considered in determining the required sizes of drain pipes.
