Calculator Calculator Events Construction Outdoor Events Maximum Attendance 250 500 1000 2000 3000 4000 5000 6000 7000 8000 10,000 12,500 15,000 17,500 20,000 25,000 30,000 40,000 50,000 75,000 100,000 Please select the number of people who will be attending the event. Number Of Hours (Drag Slider) Will Alcohol Be Served? No Yes Percentage of Women Attending (Drag Slider) Construction Sites Number Of Workers 1-10 11-20 21-30 31-40 41-50 51-60 61-70 71-80 81-90 Over 91 Please select the number of workers expected. According to Standard Z4.3 of American National Standards Institute Toilets should be placed within 200 feet/60 meters of actual work area Based on 8 hour day/40 hour work week Portable Toilets Needed Additional Portable Toilet Unit For Every 10 Workers Estimate Again