SI Engineering was recently awarded an MTA contract for Design-Build professional services for structural improvements on the Eighth Avenue Line. The project will include design, construction, and rehabilitation of structural steel defects along the Eighth Avenue Line on express and local [...]

SI Engineering was recently awarded a NYSDOT contract for Biennial and Interim Bridge Inspection of the Queensboro Bridge in Region 11. As a subconsultant. SIE will provide biennial bridge inspection services and generate reports.

Welcome to SIE’s new and improved website! Our goal is to help NYC move toward a brighter and more modern future by improving the region’s vital infrastructure, and we wanted our website to reflect that goal. Check out the navigation bar at the top of our site to learn more [...]

SI Engineering was recently awarded an MTA contract for Project Management Consultant services for the Park Avenue Viaduct. This project will provide Metro-North Railroad customers with service into and out of Penn Station via Amtrak’s Hell Gate Line. The project is a key element and [...]

SI Engineering is pleased to announce that Mark Scully has joined the firm as Senior Project Manager. Mark has over thirty (30) years of  experience the transportation industry, with over twenty-five (25) years of experience overseeing pre-construction and railroad operations services [...]

SI Engineering was recently awarded an MTA contract for Project Management Consultant services for the Park Avenue Viaduct. The Park Avenue Viaduct is an elevated railroad structure which carries four (4) third-rail powered tracks along Park Avenue from East 97th Street, then at East [...]