Water & Wastewater Market Projects
BLACK RIVER SEWER STORAGE TUNNEL
Geotechnical Investigations & Rock Tunnel Design NTH utilized tunnel & underground engineering experience to help the City of Lorain choose an optimal alignment to minimize risk and maximize future high value land development opportunities. |
Oakland-Macomb Interceptor Drain Repair
Averting Future Sinkholes NTH was retained to investigate and provide engineering services for a sinkhole in the City of Sterling Heights with a diameter of 11 feet. |
Oakland-Macomb Interceptor
Drain Repair Program NTH is leading the construction administration team including on-site resident engineering, as-needed construction engineering, submittal reviews, contractor substitutions, pay applications, and community outreach programs. |
Rummell Drain
Emergency Stabilization Of Undermined Foundations Averts Roadway Collapse NTH conducted an investigation into the cause of a sinkhole that developed in Southfield, Michigan. NTH’s analysis lead to a repair effort to stabilize the undermined foundations of the culvert. |
Allen Park Tunnel
Upstream Storage And Conveyance Tunnel NTH provided geotechnical engineering and instrumentation investigation, design services, construction material testing and geotechnical instrumentation monitoring services for a proposed 96-inch inside diameter upstream storage and conveyance tunnel with pump station. |
Detroit Water & Sewerage Department
Water Main Replacement Project NTH designed 35,000 feet of replacement distribution main varying in size from 8-inches to 12-inches in diameter through various residential and main thoroughfares within the City limits |