Explore Our Range of Products

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Archaeology and Forensics
Bridge Deck Inspection
Concrete Inspection
Environmental Assessment
New Pavement Analysis
Nondestructive Concrete Testing
Road Analysis
Utility Locating
Explore minerals
Identify bridge deck deterioration
Locate and map underground utilities
Locate rebar/conduits
Locate structural reinforcement/voids
Locate underground storage tanks/contamination
Map geological features
Measure new pavement uniformity
Measure pavement layers/thickness
Noninvasively survey
0-1 m (0-3 ft)
Down to 10 m (32 ft)
Down to 21 m (70 ft)
Down to 5 m (16 ft)

Flex NX

Flex NX®, powered by Nexus™ is the industry’s most powerful and complete concrete scanning system. Use Flex NX on its own, or pair an NX wireless satellite antenna to be ready for any jobsite challenge.

StructureScan Pro

The StructureScan Pro is a versatile concrete inspection system based on the SIR 4000, and offers a wide variety of antenna options for concrete applications.
StructureScan Mini XT

StructureScan Mini XT

The StructureScan™ Mini XT is the tool designed for today’s professional concrete scanner and built to handle all your job site and survey needs.
GSSI StructureScan Mini LXT

StructureScan Mini LXT

The StructureScan™ Mini LXT is designed and built for the concrete contractor who needs to locate and mark targets in concrete.
UtilityScan Pro - slideshow 1

Utility Scan Pro

The UtilityScan Pro is a versatile utility locating system based on the SIR 4000, and offers several options for customization.


UtilityScan is an indispensable tool for utility locating professionals around the world to easily and accurately map utilities in real-time.

UtilityScan DF

The UtilityScan DF incorporates our innovative dual-frequency digital antenna (300/800 MHz) and a touchscreen interface to view shallow and deep targets in a single scan.

200 HS Antenna

The 200 HS digital, wireless antenna is ideal for geophysical, geotechnical, and environmental applications that require high reliability under challenging survey conditions.

PaveScan RDM 2.0

The PaveScan RDM 2.0 uses the dielectric measurements of new pavement to determine pavement quality and uniformity.


The RoadScan™ 30 system is based on the SIR 30 and provides users with an effective tool for quickly determining pavement layers at high speeds.
BridgeScan - Slideshow 1


The BridgeScan™ is a complete, affordable GPR system that is an effective tool for quickly determining the condition of aging bridge decks.
SIR 4000 - Slideshow 1

SIR 4000

The SIR® 4000 is GSSI’s first high-performance GPR data acquisition system designed to operate with analog and digital antennas.
SIR 30 - Slideshow 1

SIR 30

The SIR® 30 is the next-generation multi-channel GPR control unit. This system can collect up to eight channels of data simultaneously with uncompromised performance.