Inland Waters Pollution Control, Inc. – ITB: M/S/D/WBE Certified Firms
Project: Ashland Relief, Linwood, Second Avenue, & Shiawassee Sewers Rehabilitation
Project Location: GLWA – Detroit, MI
Bid Due Date: 10/01/2026
Quotes Returned: 09/29/2026
Scopes:
Pipe inspection:
- 3D profiling of existing egg shape sewer
Manholes:
- Manhole Frane and Cover replacement
- Cone removal and replacement
- Replace manhole steps
Fencing:
- Wire fencing and access gate/barrier – sheet G06-112
- 2 wire fence gates shown on G06-100 mulch on site
- 2 Install Barrier Gates, – 20’ & 26’ wide
Clearing & grubbing
- Site clearing and grubbing – sheet G06-112
- Tree removal – Stump chip to 12″ below grade
- 3,000 LF easement clearing/grubbing (Rouge River)
- Removal of wire fencing, existing abandoned card reader, pedestal, and associated electrical equipment (3 locations)
Concrete:
- Manhole – Mid-slope MH access platform per drawing
- Shiawassee VR-17 Hatch Replacement
Specs/Plans/Questions– Ashden Middlebrooks | ashden.middlebrooks@puriscorp.com | 470-503-5624