Research Laboratory

The Geotechnical Engineering Department at NIT is dedicated to advancing research and development through innovation. To support this mission, a cutting-edge Geotechnical Engineering Research Laboratory has been established, equipped with modern facilities. This in-house laboratory plays a crucial role in conducting advanced research in various geotechnical domains, including Geomechanics, soil-structure interaction, soil stabilization, geo-environmental studies, physical model testing, and desiccation crack evaluation. By leveraging state-of-the-art equipment and methodologies, the department continues to drive progress in geotechnical engineering.

Equipment Name	Description	Analysis / Testing Capabilities
Hydrometer & Casagrande Analysis	Laboratory equipment used to determine the particle size distribution and consistency limits of fine-grained soils.	Particle Size Distribution, Liquid Limit, Plastic Limit, Soil Classification
Compaction Test Set (Proctor)	Standard equipment used to establish the relationship between soil moisture content and dry density under controlled compaction.	Standard/Modified Proctor Test, Optimum Moisture Content (OMC), Maximum Dry Density (MDD)
Laboratory CBR with Accessories	Apparatus used to evaluate the load-bearing capacity of subgrade and pavement materials.	California Bearing Ratio (CBR), Subgrade Strength Evaluation, Pavement Design Parameters
Field Density Test Set (Sand Cone Apparatus with all accessories and Speedy Moisture Kit)	Portable equipment for determining in-situ soil density and moisture content during construction activities.	Field Density Testing, Moisture Content Determination, Compaction Quality Control
Digital Direct Shear Apparatus	Automated testing system used to determine the shear strength properties of soil under controlled normal loads.	Shear Strength Analysis, Cohesion Determination, Internal Friction Angle Measurement
Front Loading Oedometer (Consolidation) with all Accessories	Equipment designed to evaluate the consolidation and settlement behavior of saturated soils under applied loads.	Consolidation Testing, Settlement Analysis, Compressibility Assessment
Digital Unconfined Compression Machine	Testing machine used to determine the unconfined compressive strength of cohesive soil specimens.	Unconfined Compressive Strength (UCS), Soil Strength Evaluation, Stability Assessment
Soil Permeability Apparatus with all Accessories	Laboratory apparatus used to measure the rate of water flow through soil under controlled conditions.	Permeability Testing, Hydraulic Conductivity Determination, Seepage Analysis
Proving Ring Penetrometer	Instrument used to measure the penetration resistance and strength characteristics of soil.	Penetration Resistance Evaluation, Soil Strength Assessment, Bearing Capacity Studies
Standard Penetration Test (SPT) Set	Field investigation equipment used to determine soil resistance and collect disturbed soil samples.	SPT N-Value Determination, Soil Stratification, Foundation Investigation
Relative Density of Cohesionless Soils	Equipment used to determine the maximum and minimum densities of granular soils.	Relative Density Determination, Compaction Assessment, Granular Soil Characterization
Compass Crane with Electric Motor	Motorized vane shear testing system used for measuring the undrained shear strength of soft cohesive soils.	Vane Shear Testing, Undrained Shear Strength Determination, Soft Soil Evaluation
Electrical Resistivity Test Equipment (ERT)	Geophysical investigation system used to assess subsurface conditions through electrical resistivity measurements.	Subsurface Profiling, Groundwater Investigation, Soil Stratification, Site Characterization