Geotechnical, Environmental and Material Services in Longview, TX


(903) 758-0402


(903) 758-8245



707 West Cotton Street
Longview, TX 75604

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Geotechnical Engineering & Laboratory Testing Services

ETTL has been providing the Longview, TX, area with dependable and efficient geotechnical engineering, laboratory testing, and construction materials engineering for over 50 years.

That extensive experience with the science that drives our industry and the local region’s geological makeup ensure that we’re able to offer accurate, efficient analysis and design services for our clients.

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Geotechnical Services in Longview, TX

With 55 years of experience serving East Texas, ETTL’s team can develop thorough, detailed analysis that results in coherent and durable design services.

Our experience with East Texas soil and groundwater enables us to develop reliable designs that our clients can rely on, time and time again.

Laboratory Testing

Each ETTL location has a full laboratory that allows us to provide soil, groundwater, and soil gas testing services for our clients.

Pavement Design

ETTL uses modern formulas and soil analysis techniques to provide comprehensive asphalt and cement pavement design for construction projects.

Soil Resistivity Testing

Different soils are able to handle different electrical and static charges. ETTL can provide the analysis that protects vital electrical equipment.

Forensic Investigations

ETTL can provide counsel, courts, corporate & public entities, owners, and stakeholders with valuable forensic investigation and courtroom support.

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Construction Materials Engineering in Longview, TX

ETTL’s material engineering and analysis services are designed to provide the answers our clients need with thorough and detailed answers. We’re capable of both laboratory analysis and complete design services.

Laboratory Testing

ETTL’s Longview, TX, location includes a full laboratory that will provide thorough materials testing, analysis, and reporting.

Asphalt Concrete Design

Our team can provide a range of asphalt design and analysis services, including composition, design, and mechanical testing.

Cement Concrete Design

ETTL’s team of engineers can analyze and design Portland Cement Concrete for bridges, tunnels, slabs, dams, and other vital projects.

Steel Testing

We can provide testing and analysis for supporting and structural steel. We can also analyze welds and qualify welders for your project.

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Environmental Consulting in Longview, TX

Our environmental engineers and scientists provide an array of consulting services in Longview, TX, including:

  • Environmental Site Assessments (ESAs)
  • Waste management
  • Environmental remediation
  • Local, state, and federal compliance
  • Subsurface exploration
  • And more

Our experience with local, state and federal regulations alongside our knowledge of the area’s unique natural environment enables us to provide insightful, efficient environmental analysis and consulting.

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Drilling Services in Longview, TX

We maintain a fleet of drilling rigs that enables us to provide efficient soil, soil gas, and groundwater sampling efficiently. Our fleet allows us to collect from the variety of soil types in East Texas and beyond:

  • CME 75 Truck Mounted Rig
  • CME 55 Track Mounted Rig
  • (2) Diedrich D50 Track rigs
  • Diedrich D25 Truck rig
  • Mobile B61 Truck mounted rig
  • Geoprobe 6600 Truck rig
  • Geoprobe 54DT track probe

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Landfill Services in Longview, TX

Our multidisciplinary team of geologists, hydrogeologists, and environmental scientists are able to provide a range of landfill analysis, design, and feasibility analyses for Longview, TX. Our services include:

  • Borings & analysis
  • Piezometer installation
  • Monitoring wells
  • Methane monitoring probes
  • Collection Systems
  • And more

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