Contractor Illinois
Collins & Hermann, Inc.
124Lettings bid
1Agencies
Mar 9, 2018 – Sep 18, 2026Date range
Agencies this contractor has bid with
IDOT
Items most often priced
- Mobilization / LS
- Tr Bar Trm T1 Spl Tan / EA
- Grdrail Ref Type A / EA
- Terminal Marker - Da / EA
- Traf Bar Term T2 / EA
- Traf Bar Term T6 / EA
- Tr Bar Trm T1 Spl Flr / EA
- Repair Tr Bar Term T6 / EA
- Traf Bar Term T5 / EA
- Repair Trbt T1 Sp Tan / EA
Item pages show winning bids only; this list says what the contractor priced, not what it won.
Latest source documents
| Letting | Agency | Project | Source |
|---|---|---|---|
| Sep 18, 2026 | IDOT | 74E40 | Open the bid tab ↗webapps1.dot.illinois.gov |
| Jul 31, 2026 | IDOT | 70J06 | Open the bid tab ↗webapps1.dot.illinois.gov |
| Jul 31, 2026 | IDOT | 74E44 | Open the bid tab ↗webapps1.dot.illinois.gov |
| Jul 31, 2026 | IDOT | 78C21 | Open the bid tab ↗webapps1.dot.illinois.gov |
| Jun 12, 2026 | IDOT | 66T36 | Open the bid tab ↗webapps1.dot.illinois.gov |
Names are printed as the bidder on public bid tabulations. Grouping of spelling variants is automatic; tell us if two companies were merged or one was split.
Same name in other states: Arkansas, Colorado, Florida, Iowa, Kansas, Kentucky, Louisiana, Missouri.
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Win rate, rank and price position
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