With traffic engineering projects all across Northern California, our experts provide well-researched, actionable solutions for our communities’ ever-evolving traffic and transportation needs. With our own team’s diverse commutes– getting to the office via car, bike, public transit, or by foot–we take a personal and unique approach to solving problems for all types of transportation projects. We maintain open communication with clients, agencies, and community stakeholders to ensure our designs meet requirements, are accessible, and adaptable for the long-term.
Traffic Control Plans
Traffic Pattern Impact
Traffic Signal Plans
Traffic Signal Warrant Analysis
Traffic Safety Evaluations
Trip Generation Studies
State Permitting Applications
Pavement Delineation and Signing Plans
Construction Staging Plans
Traffic Impact Analysis
Traffic Operation Studies
Ask us a question.
Reach out to our team of experts with any questions or inquires. We would love to hear from you.
Sandis is reliability and experience, connecting people and projects to the communities we work in. We provide a complete range of engineering, surveying and planning expertise and our partnership forward approach provides a more holistic view and plan for action in everything we do.