![Tunneling in Paradise: Honolulu Completes Gravity Sewer Project](https://cole-tpomag.imgix.net/https%3A%2F%2Fwww.tpomag.com%2Fuploads%2Fimages%2F08_-_tunnel_face_and_utility_lines-w500.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=71f5965bf6b2c31028cb7ffd9bf6e1d5)
After 13 months of boring beneath the Oneawa Hills, contractors have holed through on a new wastewater tunnel that will connect the Kaneohe pretreatment facility with the Kailua Regional Wastewater Treatment Plant serving the city and county of Honolulu.
The tunnel-boring...