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SA Engineering LLC

Your Dependable Partner for Quality and Innovation

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About the firm

SA Engineering LLC is a consulting engineering practice headquartered in Edison, New Jersey, with an office in Brooklyn, New York. It provides geotechnical, structural, pavement, and civil engineering services alongside construction inspection, instrumentation, and monitoring to state and local governments, engineers, architects, and contractors. SA Engineering is highly experienced in transit and infrastructure projects in the New York-New Jersey metropolitan area.

Team
Small
Firm type
Civil Engineering · Environmental Engineering · Geotechnical Engineering · Land Surveying · Structural Engineering

Capabilities

Geotechnical and Structural Engineering

Service website

Subsurface investigations, foundation design, retaining walls, slope stability, earthen dams, underground structures, and ground modification for bridges, buildings, and highways.

  • Subsurface investigations
  • Shallow and deep foundations (pile, drilled shafts, caissons)
  • Retaining walls, sheeting, and shoring systems
  • Underpinning and grouting
  • Slope stability analysis
  • Earthen dams, dikes, and levees
  • Underground structures
  • Ground modifications
  • Embankments and cofferdams
  • Earthquake design parameters
  • Scour protection

Instrumentation and Monitoring

Service website

Design, installation, and monitoring of geotechnical and structural instrumentation for construction projects, with real-time web-based data presentation.

  • Piezometers
  • Inclinometers
  • Surface and structure settlement points
  • Automated Motorized Total Station (AMTS)
  • Multiple Point Borehole Extensometers (MPBX)
  • Tilt sensors and strain gauges
  • Crack gauges
  • Sound level meters
  • Seismographs and vibration monitoring
  • Real-time web-based data presentation

Pavement Engineering

Service website

Pavement evaluation, design, reconstruction, and rehabilitation for roadways and infrastructure.

  • Existing pavement evaluation
  • Rigid concrete pavement design
  • Flexible pavement design
  • Pavement reconstruction and rehabilitation
  • Sub-grade modifications and stabilization
  • Life cycle cost analysis
  • Pavement inspection

Construction Support Services

Service website

Inspection, shop drawing preparation, and resident engineering inspection for construction projects.

  • Shop drawing preparation
  • Pile and drilled shaft installation inspection
  • Construction roadway inspection
  • Construction material inspection
  • Noise, dust, and vibration monitoring
  • Special inspection
  • Construction resident engineering inspection

Building Condition Survey

Service website

Pre- and post-construction building surveys and crack gauge installation and monitoring for neighboring structures during construction.

  • Pre-construction building survey
  • Post-construction building survey
  • Crack gauge installation and monitoring

Civil, Environmental, and Land Survey

Service website

Site analysis, construction observation, erosion control, and related civil and environmental services.

  • Site analysis
  • Construction observation
  • Erosion control plans

Industries

Government · Rail · Transit · Residential · Highways & Roads · Wastewater · Stormwater & Flood Control

Projects

MTACC East Side Access - Track A Cut and Cover Structure

Long Island City, NY · Transit · Client: Michels Corporation

Project details

Subsurface investigation, structural monitoring of bridge abutments during underpinning, and installation of rail and structure monitoring points for the MTA Capital Construction East Side Access project. Features of the comprehensive monitoring program included Automated Motorized Total Stations, automated vertical inclinometers, borings, automated piezometer tracking, strain gauges, and crack gauges.

Storm and Sanitary Sewers - Wardwell Avenue, Staten Island

Staten Island, NY · Wastewater · Client: EE Cruz and Company Inc.

Project details

Storm and sanitary sewer construction in a densely populated residential area of Staten Island, bordering over 180 privately owned properties. Provided pre-construction condition surveys, deployed three Automated Motorized Total Stations to monitor nearby structures, utilized six seismographs for construction-induced vibration tracking, and performed borings to optimize foundation requirements.