SI Engineering, P.C.

06/15/2026

From transit systems and airports to pedestrian networks and ports, transportation infrastructure requires planning that balances safety, accessibility, and long-term performance.

Our team supports projects focused on safety, accessibility, reliability, and long-term system performance.

See more: https://tinyurl.com/4ts23a66

06/12/2026

SIE provided construction management and office engineering services for miscellaneous structural repairs at the Throgs Neck Bridge. Work included concrete repairs, steel rehabilitation, drainage improvements, and protective coatings across multiple areas of the structure.

Read more: https://tinyurl.com/4xaztatz

This project involved repairs to the Mainline – Queens Approach, Ramp A, and Ramp B at the Throgs Neck Bridge. As a subconsultant, SI Engineering, P.C. (SIE) provided office engineering services.At the Mainline – Queens Approach, the scope of work involved repairing areas of spalled concrete at ...

06/10/2026

As New York prepares for increased travel during this summer’s FIFA World Cup, NYC DOT is moving forward with plans for a dedicated bus lane along the Q70 “LaGuardia Link” corridor in Queens.

The proposed improvements aim to support faster, more reliable transit access between LaGuardia Airport and Jackson Heights-Roosevelt Avenue, while continuing to benefit daily commuters long after the event concludes.

Read more here: https://tinyurl.com/2s3bew79

Both Mayor Zohran Mamdani and Gov. Kathy Hochul want to make it easier for revelers to get to the FIFA World Cup final next month.

06/08/2026

Facility condition inspections play an important role in maintaining safe and reliable infrastructure.

SIE supports inspections ranging from code compliance reviews to structural evaluations across a wide range of facilities.

See more: https://tinyurl.com/3krh6fp8

06/05/2026

Infrastructure improvements along the Gowanus Canal are helping prepare the area for major environmental restoration efforts.

SIE provided construction management and inspection services for bulkhead upgrades that strengthened the shoreline and supported upcoming dredging and capping activities.

Learn more: https://tinyurl.com/5eb6bdwm

As a subconsultant, SI Engineering, P.C. (SIE) provided construction inspection and office engineering services for this project, which is part of the Gowanus Superfund Site. The existing bulkhead was severely deteriorated and needed to be upgraded prior to the dredging/capping occurring in the Cana...

06/01/2026

This Pride Month, SIE recognizes and celebrates the importance of inclusion, respect, and community.

Different perspectives help create stronger teams, better collaboration, and more connected environments for everyone.

05/29/2026

The G line’s signal system is being updated for the first time in nearly 100 years as the MTA continues major modernization work.

The upgrades include installing communications-based train control (CBTC), allowing trains to communicate and operate more efficiently.

Read more: https://tinyurl.com/srbnjkfe

G train riders should be ready to adjust their commutes around several service shakeups coming to the crosstown line, the MTA said.

05/27/2026

SIE is supporting MTA C&D with the rehabilitation of the West End Line elevated structures from 9th Avenue to 24th Avenue.

From inspection to design support, the work focuses on strengthening structural integrity across critical transit infrastructure.

See more here: https://tinyurl.com/54jvw36c

As a subconsultant, SI Engineering, P.C. (SIE) performed a study to evaluate the structural integrity, develop an abbreviated Master Plan (MP) and prepare Design-Bid documents for the rehabilitation of elevated line structure of West End Line between the 9th Avenue station to 24th Avenue station, IR...

05/25/2026

Today, we honor and remember the men and women who gave their lives in service to our country.

Their sacrifice is never forgotten.

05/22/2026

ICYMI: NYCDOT is proposing a redesign of West 72nd Street, including a two-way protected bike lane connecting Central Park and the Hudson River Greenway.

Projects like this highlight the continued shift toward safer, more connected transportation networks.

Read more: https://tinyurl.com/bdhrjf29

The bike lane will run the length of West 72nd Street between Central Park West and Riverside Boulevard — connecting the Central Park Loop with the Hudson