Property Value Estimator How Does It Affect Property Value When The City Builds A Light Rail In Front Of Your House?

How does it affect property value when the city builds a light rail in front of your house? - property value estimator

The bus company has plans to build a tram on the street outside my house launched. How they can rely on my property value? Will they try to eminent domain and demolish my house to build this thing? Have fourth meeting scheduled for 2 weeks from now, but I want some information. before I joined her.