Floor Sinks Requirements

Floor sinks for new construction or additions where floor sinks are required the floor sinks may be either raised or flush mounted.

Floor sinks requirements.

Floor sink as a waste receptor. The approved wall finish material shall extend from the top of the cove base to a height of at least four 4 feet except behind upright mechanical dishwashers where the wainscot must extend to eight 8 feet from the finished floor. While the round top will be compatible with most floors a square top design is available for. If you install a vessel sink or an apron sink that rises above the countertop you must install the faucet so the spout is at least 6 inches above the bottom of the sink.

The sprayer unlike the faucet can sometimes be immersed so it must have some type of backflow prevention such as a vacuum breaker or a check valve. Sanitary floor sinks are used to receive surface drainage in areas where sanitation is a priority such as institutional kitchens and hospitals and to drain indirect waste from various sinks lavatories condensate drains and other equipment. All wainscoting must extend a least 18 inches to the sides of sinks and mechanical dishwashers. The item in the picture to the right is referred to as a floor sink.

Please verify with the building jurisdiction for their requirements. A clear floor space at least 30 in by 48 in 760 mm by 1220 mm complying with 4 2 4 shall be provided in front of a sink to allow forward approach. Floor sinks must have adequate grates to prevent injury and be accessible for regular cleaning. The clear floor space shall be on an accessible route and shall extend a maximum of 19 in 485 mm underneath the sink see fig.

Food service rules and regulations 511 6 1 effective 11 1 2015. It is similar to a floor drain as it is installed flush with the floor but has a much larger chamber to receive the indirect wastes and does have a strainer as called for in the plumbing code in addition to the grate. Provisions for these elements apply the clear floor or ground specifications in 305. Clear floor space at elements.