IDOT 001 - 62K33 - Widening & Reconstruction - Barrington Rd from Central to IL - 62 - Demolition

2026-11-03

The following is a list of major items in the scope of work . Refer to APPENDIX R - DESIGN CRITERIA DOCUMENT for a detailed scope of work , specifications , and reference drawings from previous contracts . • Replacement of six ( 6 ) centrifuges and all related process , mechanical , electrical , and I & C systems in the facility to enable the operation of the new dewatering equipment ; replacement of boilers ; and rehabilitation of conveyor systems . The design shall be in compliance with the current National Fire Protection Association ( NFPA ) codes . • Construction of two ( 2 ) digested sludge storage tanks , each with a 0 . 75 - million - gallon capacity , near the Dewatering Building to allow normal digester operations while the centrifuge facility is off - line . • Structural and architectural inspection and rehabilitation of the facility building , including wall modifications to meet the NFPA code requirements . • Civil site work as required for access roads , pavements , grading and drainage , and underground piping and utilities . • Rehabilitation of heating , ventilation and air conditioning systems as well as all plumbing work in the building . • Installation of a new diesel fuel tank , pump , and dispenser at the West Drying Cells . • Installation of a new Ferric Chloride storage and conveyance system near the new digested sludge storage tanks . • Correction of any additional issues or deficiencies identified during the detailed facility inspection / investigation .

Illinois

2026-04-29