04Soils & aggregates

Soil Testing

A full range of laboratory soil tests for design, construction and analysis of foundation bearing capacity.

Accredited testingOfficial reportsOn-site visits
Soil Testing
03 — AboutPervaya Laboratory

About the service

Soil is the foundation of every construction project. Its characteristics determine the reliability of the foundation, the stability of the structure and the absence of deformation in service. Errors in assessing soil properties lead to subsidence, tilting, structural cracking and emergency situations.

Our laboratory carries out the full cycle of soil testing: from on-site sampling to analysis of physical and mechanical properties in accordance with GOST and design requirements. We examine natural, imported and compacted soils to determine their suitability for construction and their fitness for purpose.

The results are issued as official test reports accepted by designers, the technical client and supervisory authorities.

01 — MethodsPervaya Laboratory

Methods and standards

The list is adjusted to the design and accreditation scope. If a method is missing, ask our engineer.

MethodStandardWhere
Soil density and moistureGOST 5180-2015Site + lab
Maximum dry density (Proctor)GOST 22733-2016Laboratory
Plate load testGOST 20276.1-2020On site
Soil classificationGOST 25100-2020Assessment
Method diagram
52,50,630,16 поддон проход, %d, мм Мк 2,1 ГОСТ 8735-88 · ГОСТ 8269.0-97
04 — Why it mattersPervaya Laboratory

Why it matters

Testing provides an objective understanding of the foundation's bearing capacity and helps predict soil behaviour under load. It helps avoid:

  • 01subsidence and uneven foundation settlement
  • 02cracks in walls and floor slabs
  • 03structural skewing and frame deformation
  • 04errors in selecting the foundation type
  • 05material overconsumption at the design stage

Competent soil investigation is a mandatory part of engineering surveys and construction control.

05 — ProcessPervaya Laboratory

Testing stages

  1. 01

    Receiving the brief

    We agree the scope of work, sampling points, applicable standards and site specifics.

  2. 02

    Sampling at the construction site

    Engineers sample the soil in accordance with GOST methodology, recording depth, conditions and features of occurrence.

  3. 03

    Preparing specimens for testing

    We dry, cut, classify the samples and bring them to the required condition.

  4. 04

    Laboratory investigation

    We determine the physical and mechanical properties of the soil (depending on the brief) using certified equipment.

  5. 05

    Analysing the results and checking against standards

    We compare the data with design requirements, classify the soils according to GOST and assess their degree of suitability.

  6. 06

    Issuing test reports and conclusions

    The client receives an official report with findings and recommendations on soil use or the need for additional measures.

06 — Why usPervaya Laboratory

Our advantages

  • Accredited soil testing to GOST
  • Certified equipment and experienced engineers
  • Fast turnaround for testing and processing of results
  • Site visits for sampling available
  • Detailed recommendations for design and construction

Who it is for

  • Construction companies and general contractors
  • Design and engineering organisations
  • Developers and technical supervision
  • Clients commissioning engineering surveys
02 — FAQPervaya Laboratory

Common questions

How often should compaction be checked?
Every layer before the next one. The number of points depends on area and design or SP 45.13330 requirements.
What if compaction fails?
The layer is recompacted and retested. We will advise on equipment and moisture for effective compaction.

Soil testing is a critical stage that determines the safety and reliability of the future facility.

We provide accurate laboratory investigation and deliver official reports that form the basis for sound technical decisions.

Submit a request — we will help determine the soil properties and select the optimal solutions for your facility.Send a request
08 — RequestPervaya Laboratory

Tell us about your site — we'll quote timing and cost

We reply within one business hour. Or call / message us directly.

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An engineer will contact you within one business hour. For urgent matters, please call.

Call+7 (495) 142-93-17

Mon–Fri 9:00–19:00 (MSK), site visits on weekends by arrangement

Message us

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