Streets & Drainage
Transportation Projects for Increased Mobility
SPI approaches every transportation project with a goal of limiting impact to the traveling public, the environment and residential / commercial interests. SPI has hundreds of miles of roadway design projects under its collective belt that has led to improved mobility and safety. SPI possesses the expertise and readiness to successfully execute a comprehensive range of roadway and associated drainage projects.

Capabilities Include:
- Thoroughfare, Collector, and Local Street Design
- Concrete and Asphalt Pavement Design
- Rural and Urban Street Design
- Sidewalks and Other Bicycle/Pedestrian Facilities
- Transportation Systems Planning
- Feasibility Studies
- Minor and Major Bridge Layouts
- Construction Administration
- Low Impact Development (LID) Design
- Projects with Federal Funding (LGPP-certified)
- Collective Pavement Programs by Inter-local Agreement