Preliminary Design
Preliminary design establishes how the project will meet the objectives identified in the scope. Typical products of preliminary design include a staff-approved geometric layout and design memo; however, the products of preliminary design vary depending on the project type.
Activities to start
Project management
- Professional/Technical Contracts - Start, continue, and complete phases vary by contract.
- Cooperative Construction Agreements
Plan development
Other work
Activities to continue
Project management
- Bridge Design
- Bridges over Trunk Highways: Ownership Determination Process
- Cost-Effectiveness (Benefit-Cost)
- Cost Estimating
- Cost Participation Policy
- Design Standards and Exceptions for Controlling Design Criteria
- Foundations
- Intelligent Transportation Systems
- Negotiated Maintenance and Construction Contracts
- Professional/Technical Contracts - Start, continue, and complete phases vary by contract.
- Project Management
- Project Scheduling
- Right of Way
- Value Engineering
Coordination and consultation
- Historic Roadside Properties and Waysides
- Oversize/Overweight Permits
- Planning Partners (under development)
- Tribes and Transportation
Activities to coordinate
Plan development
Environmental
Other work
- Americans With Disabilities Act
- Business Impact Mitigation
- Building Services
- Communications Planning
- Community Noise Engagement Process
- Conflict Assessment and Management Process
- Environmental Justice
- Geology and Rock
- Landscaping
- Railroads
- Traffic Forecasts
- Transit
- Utility Coordination
- Public Engagement Policy