Stolfus & Associates, Inc.

Strategic transportation planning, public engagement, and advisory services to guide infrastructure development.

• Alternative Studies

  Evaluation of transportation alternatives and corridor options to identify optimal solutions.

• Planning and Environmental Linkages (PEL) Studies

  Integrated planning and environmental analyses that streamline project delivery.

• Access Management

  Developing strategies and plans to control access points and improve safety and flow.

• Access Control Plans

  Developing comprehensive access control plans for communities and corridors.

• Public Involvement & Communications

  Public outreach, engagement programs, and crisis communications to support project delivery.

Comprehensive design services for roadways, intersections, and multi-modal transit systems.

• Roadway Design

  Detailed alignment, geometric design, and production of construction documents.

• Roundabout Design

  Design and analysis of modern roundabouts to improve safety and traffic flow.

• Multimodal Corridor Design

  Designing integrated corridors that accommodate pedestrians, cyclists, and transit users.

• Urban Arterial Design

  Engineering solutions for complex urban roadways and arterial networks.

• Shared-Use Path Design

  Design of pedestrian facilities, shared-use paths, and bike trails.

• Interchange Design

  Design of highway interchanges, intersections, and complex ramp geometries.

• Geometric Modeling & CAD

  Advanced 3D road modeling and utility conflict analysis utilizing OpenRoads Designer.

Operational analyses and safety assessments to optimize traffic systems and reduce conflicts.

• Safety Studies

  Crash data analysis, hazard identification, and safety assessments for roadways.

• Corridor Safety Assessments

  Detailed evaluations of high-risk corridors to identify safety countermeasures.

• Road Safety Audits

  Independent safety performance examinations of existing or future roads.

• Traffic Operations Analysis

  Analyzing traffic flow, circulation, and capacity using advanced simulation tools.

• Traffic Signal Design

  Design and engineering of traffic signal installations and upgrades.

• ITS Projects

  Planning and design of Intelligent Transportation Systems to improve corridor efficiency.

• Signal Re-Timings

  Developing and implementing optimized signal timing plans.

• Intersection Control Evaluations

  Assessing control options like signals, stop signs, or roundabouts to select the best fit.

• Traffic Calming Measures

  Designing physical measures to reduce vehicular speeds and improve safety.