Structures

Integrity. Quality. Care. Responsiveness.

Designing the Bones and Muscles of Structures

We help our partners achieve environmentally responsible and cost-effective public infrastructure projects on time and within budget. Our emphasis is on transportation projects and we are dedicated to helping all of our clients find sustainable solutions that improve the quality of life for our communities

A List of our Capabilities

Highway Bridges over roads, railroads and water features of all kinds using steel and prestressed concrete. Includes curved steel girder design.

Pedestrian bridges using steel, concrete and timber.

Steel truss bridge analysis and design.

Retaining walls, including concrete cantilever and mechanically stabilized earth.

Sound barriers including structure mounted, caisson mounted, and grade-beam mounted.

Culverts including 3-sided (rigid frame) and traditional 4-sided single cell boxes.

Foundation designs: Concrete Spread Footings, Deep Foundations (H-pile, Pipe pile, Drilled shaft), Integral abutments

Sign Structures

Contractor services incuding deck removal sequence analysis, temporary falsework design, and general consultation

NBIS Inspection Services

Bridges over water and roadways

Sign structures

JFK Blvd. Over 21st, 22nd and 23rd Streets (SR 3037 Section JFK) Preliminary and Final Design

Philadelphia, PA Services: Surveying / Mapping and Right-of-Way, Geotechnical, HD Laser Scanning Project Owner: Pennsylvania Department of Transportation, Engineering District 6-0 The project involves superstructure replacements of three bridges on JFK Boulevard (SR 3037) over 21st, 22nd and 23rd Streets. Susquehanna Civil, Inc. has been performing the following activities: Topographic survey work for the entire project, including HD Laser […]

I-95 Bridge Street to Betsy Ross Bridge (SR 0095 SECTION BRI)

Philadelphia, PA PROJECT OWNERPennsylvania Department of Transportation, Engineering District 6-0 I-95 mainline improvements: Reconstruction of four through lanes in each direction and widening of the median and shoulders. Reconstruction or repair of 28 northbound and southbound bridges. Construction of northbound and southbound collector-distributor lanes to serve traffic entering and exiting at Aramingo Avenue and the […]

DCNR Civil/Structural Open End Agreement

SCI is designing a number of projects as prime consultant. Tasks include Survey, Environmental, Hydrology/Hydraulics, Permitting, Structure Design, Roadway Design, and preparing bid packages. Projects include: Raccoon Park Road Bridge over Traverse Creek, Raccoon Creek State Park, Beaver Co.: This project was the replacement of the existing structure with a new 75’ single-span prestressed concrete spread […]