ANSI Z4.3:2016 pdf download.Non-Sewered Waste Disposal Systems:Minimum Requirements.
ANSI Z4.3 applies to sanitary waste disposal systems, including at places of employment, wherever such systems are not connected to a sanitary sewer, septic tank or on-site sewage-disposal treatment facility.
1.2 Purpose
The purpose of ANSI Z4.3 is to assure that adequate sanitary waste-disposal facilities are provided, including but not limited to places of employment, and wherever non-sewered waste-disposal systems are present.
2 Definitions
ADA-compliant: A device that is fully compliant, when properly installed, with the current requirements of the
Americans with Disability Act Accessibility Guidelines(ADAAG) as legislated by the Americans with Disabilities
Act of 1990.
Approved Approved by the authority having jurisdiction.
Black water: Combined domestic effluent including liquid and solid human body waste and the water discharged from toilet usage.
Conservation: The preservation and protection of natural resources.
Fixture: A device for receiving water and/or waste matter that directs these substances into a sanitary drainage system. A fixture can include bathtubs, lavatories, showers, sinks, toilets, urinals and water closet bowls.
Flush toilet facility: A flush toilet facility is one utilizing a water or non-water flushing fluid that may be deposited into a container or receptacle, or may be re-circulated by a closed system for flushing purposes. Such a facility may be housed in a permanent or portable structure.
Sanitary conditiorr Within the meaning of this standard, that physical condition of working quarters which will tend to prevent the incidence and spread of disease.
Sanitize: To make free from dirt, infection, disease, etc., by cleaning it: to make something sanitary.
Tertiary standards: a final stage of water treatment before it can be discharged back into the environment.
Toilet facility. A series of fixtures (including showers) maintained within a room for the purpose of defecation, urination, or maintaining personal hygiene.
Urinal A fixture maintained within a toilet facility for the sole purpose of urination.
Water closet A toilet or fixture, which is designed to receive human waste directly from the user and discharge it to the drainage system.
3 General Requirements
3.1 In places of temporary employment, where ten persons or fewer are employed, a single toilet may be 32 provided for use within a standard 40-hour workweek. See Table 1.
3.2 Toilet facilities shall be installed, maintained and operated in a manner that will not endanger the health or safety of employees or any person using the facility.
3.3 Toilet facilities, with separate fixtures for each gender, shall be provided in all places of employment whether indoors, outdoors or underground, except where toilet facilities will be occupied by no more than one person at a time, can be latched from the inside and contain at least one toilet. When these conditions are all met separate toilet facilities for each gender need not be provided (See 3.8).
3.4 The number of units to be provided for each gender shall be based upon the number of employees of that gender for whom the facilities are furnished and shall be in accordance with Table 1. ANSI Z4.3 pdf download.