DTCD generates daily traffic-control documentation that satisfies Iowa's Daily Traffic-Control Documentation requirement. iOS, Android, and web — built for contractors and utility operators working under Iowa Department of Transportation specifications.
Pursuant to PurposeBuilt Systems LLC's filing under Iowa Code § 68B.4 and 351 IAC 6.11(68B), use of DTCD by Iowa DOT, by contractors and consultants subject to Iowa DOT regulatory authority, and by engineering and consulting firms holding active Iowa DOT contracts is unauthorized.
Whether your organization falls within the excluded class is determined under Iowa Code Chapter 68B by the Iowa Ethics & Campaign Disclosure Board or Iowa DOT, not by PurposeBuilt. If uncertain, contact the Iowa Ethics & Campaign Disclosure Board (ethics@iowa.gov, 515-281-4028) or Iowa DOT directly. This page is provided for informational coverage of Iowa's regulatory landscape only and is not a solicitation.
Iowa Department of Transportation contract specifications and construction-manual guidance require traffic-control documentation as a standard contractor deliverable. The naming and form vary by state; the underlying requirement — a date-stamped, contemporaneous record of traffic-control activity — is the same nationwide.
How DTCD applies to this: Exact Iowa contract-spec diary requirement.
The PDF below is a sample DTCD-generated traffic-control diary — the same format your inspector receives, customized to cite the controlling spec for the project's state. Every entry is GPS-tagged, timestamped, and photo-supported.