CHATTANOOGA, Tenn. — Visible from I-75, the e2i2 equalization stations are quickly becoming one of Chattanooga’s most recognizable infrastructure projects. Constructed in conjunction with the Hamilton County Water & Wastewater Treatment Authority (WWTA), the e2i2 project will include two wet weather equalization stations capable of storing approximately 30 million gallons of excess wastewater during heavy rain events, the City of Chattanooga say…