![Quietly Effective](https://cole-tpomag.imgix.net/https%3A%2F%2Fwww.tpomag.com%2Fuploads%2Fimages%2F20110816_tampa_water_2_039677.jpg?crop=focalpoint&fit=crop&fp-x=0.5&fp-y=0.5&h=620&ixlib=php-1.1.0&q=75&w=1024&s=9380738e76da349c5b0f00ff779a3564)
The City of Tampa (Fla.) Advanced Wastewater Treatment Plant is a belowground facility that treats more than 96 mgd. Not long ago, employees were drawing unflattering analogies between their underground work site and a shoebox. "Once you dropped below grade, it got hotter and...