How much does it cost to build a public toilet?

it would cost about nearly $150,00 ( including the Plumbing and hiring people to do it for you, because i do not think you will do this by yourself

Ø including toilets and urinals, about 3 toilets and 3 urinals, two sinks, two hand dryers and hiring the people to actually install plumbing and for woman's bathroom 5 toilets and two hand dryers and two sinks.