Ground Quant Solutions

Precise civil engineering for sustainable projects

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What geotechnical services do we offer?

Specialized solutions for each sector

Railway & Infrastructure

  • Geotechnical characterisation and bearing capacity assessment for rail track platforms
  • Evaluation and analysis of support materials (formation and subgrade)
  • Structural pavement design
  • FEM analysis in transition zones
  • Slope stability analysis and design of retaining structures

Energy

  • Preliminary studies for risk assessment, geotechnical analysis and ground characterisation
  • Foundation analysis/design for dynamic loads from wind and vibration
  • Analysis of driven and screw piles and assessment of pull-out capacity
  • Design of ground improvement techniques such as compaction, replacement, gravel columns or chemical stabilisation
  • Solutions for complex ground conditions, differential settlements and landslides in critical areas
  • Control settlements, bearing capacity and liquefaction

Mining, Oil & Gas

  • Preliminary studies for the characterisation of earth materials
  • Slope stability analysis for the development and use of tailings deposits
  • Geotechnical design for production and operational infrastructure
  • Assessment of geotechnical risks for hydrocarbon pipeline networks
  • Supervision and monitoring of slopes and associated infrastructure

Construction

  • Analysis and design of temporary works and temporary slopes
  • Design of temporary platforms and access routes, optimised for project-specific conditions
  • Staged geotechnical modelling and simulation, using advanced tools to assess ground behaviour
  • On-site quality control focused on fills and pavements, ensuring compliance with technical standards
  • Ensuring stability and functionality during the construction phase

Why choose GQS?

Who We Are?

We are Ground Quant Solutions (GQS), a global leader in geotechnical engineering committed to innovation, sustainability, and reliability. We specialize in providing advanced solutions to public entities, contractors, and developers, combining cutting-edge technology with unparalleled expertise.

Mission

To provide reliable, innovative, and sustainable geotechnical solutions focused on effective risk management, reducing uncertainties, and delivering value-driven engineering for every project.

Vision

To lead the geotechnical engineering field worldwide as a 'small giant,' fostering synergy among clients, engineers, academia, and technology.

Founded: 2024

Core Values

  • 1. Growth
  • 2. Reliability
  • 3. Openness
  • 4. Unity
  • 5. Nurture Sustainability
  • 6. Dedication to integrity

Frequently Asked Questions

Answers to the most common questions about our services

What is geotechnical engineering consulting?

Geotechnical engineering consulting is the scientific analysis of soil and ground conditions to design safe and efficient foundations. It includes characterization studies, stability analysis, and design recommendations for infrastructure.

What are GQS's main services?

GQS offers services in four sectors: railway and infrastructure, energy, mining/oil & gas, and construction. We provide geotechnical characterization, foundation design, stability analysis, and technical supervision.

What sectors does GQS operate in?

GQS operates in four main sectors: railway and infrastructure for transportation systems, renewable and traditional energy, mining and petroleum for extractive operations, and construction for building projects.

What is slope stability analysis?

Slope stability analysis is the assessment of the safety of natural or artificial slopes against landslides. It includes evaluation of risk factors, calculation of safety factors, and design of stabilization measures.

How is foundation design performed?

Foundation design includes geotechnical site investigation, load analysis, soil bearing capacity calculation, structural element sizing, and verification of expected settlements.

What is geotechnical characterization?

Geotechnical characterization is the process of determining the physical and mechanical properties of soil through field and laboratory testing. It includes classification, strength, compressibility, and permeability assessment.

Do you offer services throughout Colombia?

Yes, GQS offers its geotechnical services throughout Colombia and Latin America. Our team can travel to any national or regional project, adapting our studies to local geological conditions.

Why should I conduct a soil study for my home or building in Colombia?

Soil studies are fundamental to guarantee the safety and stability of your construction. Below, we answer the most frequently asked questions about this topic:

What is a soil study or geotechnical study for housing in Colombia according to NSR-10?

A soil or geotechnical study analyzes the resistance and behavior of the terrain to define safe foundations. NSR-10 (Title H) requires it to design properly, avoid cracks or collapses that can make you lose your home or your assets.

Is a soil study mandatory in Colombia for 1 or 2-story houses according to NSR-10 Title E?

For 1 or 2-story houses, NSR-10 (Title E) allows simplifications but requires investigating the terrain. Although the law doesn't always require a formal study, the risk of failures and economic losses is real if you build blindly and without supervision.

What are the risks if I build my house or building without a soil study or geotechnical study in Colombia?

Without a geotechnical study, you can have settlements, cracks, tilting and even collapse during an earthquake. In Colombia, entire residential complexes have already been evacuated due to poorly evaluated soil failures. The "saved" money there multiplies in repairs.

How much does a soil study cost for a 1 or 2-story house in Colombia and why is it worth it?

The cost depends on the lot size, access, number of borings and laboratory tests. There is no single rate. The important thing is that a good study can save you millions compared to reinforcement or demolition due to foundation or structural damage.

At what stage of the project should the geotechnical study be done according to NSR-10 Title H?

NSR-10 requires defining the soil from the beginning (Titles A and H). The study must be done before structural and foundation design. If done after construction, it's already too late: only repairing, reinforcing or demolishing with high costs for the client will remain.

What is the difference between a soil study and a geotechnical study in housing projects?

In housing, soil study and geotechnical study are spoken of almost as synonyms. The key is that it includes terrain exploration, tests and foundation recommendations. If they only give you "a laboratory report," it's not enough.

What should a good geotechnical soil study for housing include according to NSR-10 Title H?

According to NSR-10 (Title H), a serious study includes borings, test pits, laboratory tests, groundwater level location, soil profile type and foundation and excavation recommendations. Without this, structural design is based on assumptions.

Can I use my neighbor's soil study to build my house on the next lot?

Even if the neighbor has a study, their soil may be different due to fills, cuts or old constructions. NSR-10 requires that the study represent your construction unit. Using the one next door to "save money" can lead to serious failures.

In which Colombian cities is it riskier to build without a soil study for housing?

Cities like Bogotá, Medellín, Cali, Bucaramanga, Pasto or Manizales (actually the ENTIRE country) combine seismic threat and complex soils. But even in "quiet" areas there are fills, unstable slopes or threats like a river or stream. The risk is not just the earthquake, but also the bad terrain or structure location.

How to know if my lot needs a special geotechnical study due to risk of landslides or fills?

You need a special geotechnical study if your lot has slopes, is on fills, near streams, on a hillside or you notice cracked houses around. There the risk of landslides and settlements is greater and NSR-10 requires greater care.

Impact of the absence or deficiency of geotechnical studies in Colombian housing

The lack or deficiency of geotechnical studies in housing projects in Colombia has been shown to have a high negative impact, even translating into loss of life, millionaire economic losses and distrust in the construction sector.

Representative case studies:

Case 1: Space Building Collapse (Medellín, 2013)

In October 2013, tower 6 of this residential complex collapsed suddenly, causing the death of 11 people. Investigations revealed problems in the foundation associated with inadequate implementation of initial geotechnical recommendations. The soil study had recommended foundation piles of a certain diameter and depth, but on site these specifications were not fully respected, generating differential settlements that could have been avoided by following the soil study recommendations.

Case 2: Portales de Blas de Lezo II Building Collapse (Cartagena, 2017)

In April 2017, this residential building under construction collapsed abruptly, leaving 21 people deceased. Investigations revealed that this building was being erected without a construction license and, most critically, without conducting an adequate soil study before construction. Neighborhood residents reported from the early stages that the land had problems: fill compaction was deficient and early cracks appeared, clear signs of ignored geotechnical problems.

Case 3: Collapse of the Privilegios Residential Complex tower (Barranquilla, 2024)

In November 2024, the south tower of Block 4 of this complex collapsed suddenly. Studies conducted after the collapse revealed that the block was settling on highly moisture-sensitive expansive clays. This type of soil experiences loss of resistance and significant volumetric changes when its water content varies. The intense rains recorded in the previous weeks increased subsurface saturation, weakening the foundation base.

Lessons learned:

  • Importance of prior studies: It is essential to conduct exhaustive geotechnical studies before designing and building any building, regardless of its size or location.
  • Regulatory compliance: Colombia's earthquake-resistant standards (NSR-10) exist to prevent tragedies. Skipping these legal requirements entails enormous risks.
  • Attention to recommendations: Having a soil study is only the first step; equally important is following its recommendations during construction.
  • Adequate design in difficult terrain: When constructions are located in areas with complicated geological conditions, it is fundamental to adopt special engineering solutions.
  • Prevention culture: It is urgent to reinforce surveillance and compliance with the obligation to conduct geotechnical studies in all civil works, large or small.

Conclusion: Prevention through complete and reliable soil studies is an investment in safe lives and in the resilience of our cities. Learning from past mistakes is the way to avoid repeating them in the future.

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Website www.gqs.com.co