The quick math we use at our Lockport dispatch desk.
That covers a party of up to 4 hours. Round up, never down.
Drinks mean more trips. One extra unit keeps lines short.
Plan one 2-sink station per 100 guests near the food line.
OSHA sets the minimum at one toilet for up to 20 workers. One per 10 is comfortable.
Use the free calculator or call (716) 409-9007.