Resident construction offices
- Administer transportation-related construction contracts on behalf of the State of Iowa in 12 central-Iowa counties.
- Oversee construction inspection, and materials sampling and testing.
- Maintain detailed project records.
- Initiate contractor payments for accepted work, and formally accept and audit completed contracts.
- Prepare as-built plans for the permanent record.
- Coordinate closely with internal staff, contractors, Federal Highway Administration, and state, county and city entities, as property owners, and concerned citizens during the construction process.
| Des Moines Resident Construction Engineer Office | ||
| Name | Position | Phone Number |
| Greg Mulder, P.E. | resident construction engineer | 515-261-9501 |
| Dan Zeimen, P.E. | assistant resident construction engineer | 515-261-9502 |
| Steve Hubler | construction technician supervisor | 515-261-9504 |
| Larry Torrence | construction technician supervisor | 515-261-9503 |
| Jefferson Resident Construction Engineer Office | ||
| Name | Position | Phone Number |
| John Hart, P.E. | resident construction engineer | 515-386-0301 |
| Dennis Ward | construction technician supervisor | 515-386-0302 |
| Marshalltown Resident Construction Engineer Office | ||
| Name | Position | Phone Number |
| Douglas McDonald, P.E. | resident construction engineer | 641-752-4657 |
| Norman Hockett | construction technician supervisor | 641-752-4657 |

