Mill Creek Effluent Tunnel

Small World Map

Location

Johnson County, Kansas, USA

Scope of Supply

3.1 m (10.3 ft) Double Shield TBM, Muck Cars

Tunnel Length

3.0 km (1.9 mi)

Ground Condition

Shale, Sandstone, Limestone

 

Double Shield TBM Will Make
Grade for Large Gravity Sewer

  • Construction is expected to last two years and will involve boring below portions of Mill Creek, multiple highways, and railroad tracks
  • The gravity tunnel, at 0.1% grade, will drain treated overflow from the Mill Creek Wastewater Treatment Plant to the Kansas River, saving time and money compared with pumping stations