---
type: "Bill"
title: "Design Bid Build Highway Project Contract Awards"
description: "If there are fewer than 3 bidders on a design bid build highway project, a provision of current law generally prohibits the department of transportation (CDOT) from awarding a contract in an amount that is more than 10% over CDOT's estimate on the project, but allows the executive director of CDOT (executive director) to award a contract that is more than 10% but less than 25% over the estimate if the estimate is less than $1,000,000. The bill authorizes a designee of the executive director to award such a contract."
jurisdiction: "us/states/co"
legislature: "Colorado General Assembly"
session: "2018A"
identifier: "SB 18-268"
citation: "Colorado SB 18-268 (2018A)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Barbara McLachlan", "Dominick Moreno", "Ray Scott"]
version_count: 9
action_count: 16
vote_count: 4
first_action: "2018-04-20T06:00:00+00:00"
last_action: "2018-05-29T06:00:00+00:00"
source: "openstates"
source_identifier: "ocd-bill/3ff03e6f-55e4-4e8e-82e9-4ac0bdb5ec1e"
source_url: "http://leg.colorado.gov/bills/sb18-268"
source_hash: "d6720b0a8ce62eb9eaf6faf65a2879c6a6863a90abfa2f72dbcbab2a4e8c6490"
vintage: "2026-07-01"
source_snapshot: "https://data.openstates.org/daily/2026-07-01/public.pgdump"
retrieved_at: "2026-07-06"
confidence: "reported"
tags: ["legislation", "bill", "us-co"]
---

# Colorado SB 18-268 (2018A) — Design Bid Build Highway Project Contract Awards

If there are fewer than 3 bidders on a design bid build highway project, a provision of current law generally prohibits the department of transportation (CDOT) from awarding a contract in an amount that is more than 10% over CDOT's estimate on the project, but allows the executive director of CDOT (executive director) to award a contract that is more than 10% but less than 25% over the estimate if the estimate is less than $1,000,000. The bill authorizes a designee of the executive director to award such a contract.

## Version chain

The bill's text revisions, in order — the diff chain from filing to enrollment.

1. **Committee Amendment** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2018a/bills/cr/2018a_sb268_h_tra_001.pdf)
2. **Engrossed (04/27/2018)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2018A/bills/2018a_268_eng.pdf)
3. **Final Act (05/16/2018)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2018A/bills/2018a_268_enr.pdf)
4. **Introduced (04/20/2018)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2018A/bills/2018a_268_01.pdf)
5. **PA1 (05/02/2018)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2018A/bills/2018a_268te_01.pdf)
6. **Reengrossed (05/01/2018)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2018A/bills/2018a_268_ren.pdf)
7. **Rerevised (05/07/2018)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2018A/bills/2018a_268_rer.pdf)
8. **Revised (05/04/2018)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2018A/bills/2018a_268_rev.pdf)
9. **Signed Act (05/29/2018)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2018A/bills/2018a_268_signed.pdf)

## Votes

- BILL — **33–2** (pass) · lower
- CONCUR — **34–1** (pass) · lower
- REPASS — **33–2** (pass) · lower
- BILL — **36–29** (pass) · lower

## Sponsors

- Barbara McLachlan — primary (person)
- Dominick Moreno — primary (person)
- Ray Scott — primary (person)

## Timeline

The legislative action history — every referral, reading, and vote.

- **2018-05-29T06:00:00+00:00** Governor Signed `executive-signature`
- **2018-05-16T06:00:00+00:00** Sent to the Governor `executive-receipt`
- **2018-05-16T06:00:00+00:00** Signed by the Speaker of the House
- **2018-05-15T06:00:00+00:00** Signed by the President of the Senate
- **2018-05-07T06:00:00+00:00** Senate Considered House Amendments - Result was to Concur - Repass
- **2018-05-07T06:00:00+00:00** House Third Reading Passed - No Amendments `reading-3, passage`
- **2018-05-04T06:00:00+00:00** House Second Reading Special Order - Passed with Amendments - Committee
- **2018-05-03T06:00:00+00:00** House Second Reading Laid Over Daily - No Amendments
- **2018-05-02T06:00:00+00:00** House Second Reading Special Order - Laid Over to 05/03/2018 - No Amendments
- **2018-05-02T06:00:00+00:00** House Committee on Transportation & Energy Refer Amended to House Committee of the Whole `referral-committee, committee-passage`
- **2018-05-01T06:00:00+00:00** Introduced In House - Assigned to Transportation & Energy `introduction`
- **2018-05-01T06:00:00+00:00** Senate Third Reading Passed - No Amendments `reading-3, passage`
- **2018-04-30T06:00:00+00:00** Senate Third Reading Laid Over Daily - No Amendments
- **2018-04-27T06:00:00+00:00** Senate Second Reading Passed - No Amendments `reading-2`
- **2018-04-24T06:00:00+00:00** Senate Committee on Transportation Refer Unamended - Consent Calendar to Senate Committee of the Whole `committee-passage`
- **2018-04-20T06:00:00+00:00** Introduced In Senate - Assigned to Transportation `introduction`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/3ff03e6f-55e4-4e8e-82e9-4ac0bdb5ec1e`. Confidence: reported (aggregated from official Colorado legislature records).