If the new bathroom is on the second floor the bathroom s main drain will have to travel through.
Restroom floor drain requirements.
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2006 upc 411 2 1 requires floor drains in toilet rooms containing two or more water closets or a combination of one water closet and one urinal except in a dwelling unit i don t have a copy of the ipc handy so i m not sure of it s requirements.
Some older model toilets flushing over 1 6 gallons per flush are rated at 4 dfus.
Floor trough drains subject to backflow shall be provided with back water valves.
Bathroom layout guidelines and requirements.
The toilet s drain size.
The most immediate service that comes to mind is cleaning.
Size of floor trough drains.
Water closet s flushing 1 6 gallons or less are rated at 3 dfus drainage fixture units.
Floor trough drains shall be of a size to serve efficiently the square foot floor area to be served or the purpose for which they are intended.
Soap towels seat covers toilet tissue and sanitary napkins.
Restrooms clean maintain in a sanitary and odor free condition all floors wash mirrors basins toilet bowls and urinals replenish supplies e g.
The floor trough drain outlet pipe shall not be less than two inches in nominal diameter.
Floor drains make cleaning a restroom much easier because surfaces can be easily washed and rinsed while the water drains from the room.
Infrastructure design requirements see page 2 for preferred product specifications.
Floor drains are typically an aspect of maintenance first and foremost.
2014 fbc building 5 th edition 4 special detailed requirements based on use and occupancy 453 state requirements for educational facilities 453 16 plumbing 453 16 9 kitchens 453 16 9 2 floor drains.
Regardless of your plumbing code the minimum drain size for a toilet is 3 inches.