Structural Due Diligence: Pan India level Company

Drone Survey, Leakage Survey, and 3D LIDAR survey

Drone Survey, Leakage Survey and 3D - LIDAR Technology in India for Complete Structural Coverage

In addition to underwater survey, Vijna brings you valuable insights from beyond the reach of plain sight, literally and figuratively. With our latest tech advancements in AI-vision, infrared vision and laser-radar vision, we have upscaled to a position to offer you a true comprehensive 360-degree coverage of your structure. Using cutting-edge drone survey, thermographic leakage survey and 3D LIDAR technology, we have built a 360-degree inspection capability that goes well beyond what conventional site visits can achieve.

In collaboration with world leaders in drone technology, Vijna reels in the AI dimension to structural audit. Our drone survey in India combines the exceptional agility of airborne technology with AI powered automated quantification of distresses from all angles of the structure. The tech could be used indoors as well using a dedicated hand-held device. Reports get faster, crispier and filled with meaningful and user-friendly representation of site data.

Our thermographic survey utilizes infrared visibility to effectively identify potential sources of leakage. The camera captures IR thermal contoured image alongside visible-light image, enabling easy comparison and quick identification low temperature regions, which may be associated with water leakage or stagnation. Faulty covings, damaged terrace water-proofing, source of seepage etc could be identified with one click.

With the aid of 3D-LIDAR technology, we provide a virtual walk-through experience of your entire project, accompanied by on-demand dimensioning capabilities at any given moment. Similar to thermographic survey, here the instrument captures the entire project as a collection of datapoints with precise distance measurements and parallelly collect the visible light imagery. This comes handy to create analytical models of complicated structures like pipe-racks, for general as-built drawings and for historic restoration projects.

From a technological vantage point, the mechanical eyes of Vijna redefine the scope and reach of visual inspection and structural audit and has taken us much farther ahead in time. The future is here. Let us explore together.


Specialized Instruments:


AI powered licensed drones
3D LIDAR FARO scanner
Thermographic Survey Instrument

Frequently Asked Questions


Q1. What is a drone survey, and how does Vijna Consulting Engineers Pvt. Ltd. use it for structural inspection in India?
A drone survey involves deploying AI-powered unmanned aerial vehicles to inspect structures from angles and heights that are impractical or unsafe for human inspectors. Vijna Consulting’s drone survey combines airborne agility with AI-powered automated distress quantification, which means cracks, spalling and surface deterioration are identified, measured and reported in a fraction of the time a manual inspection would take. The same technology can be used indoors, using a dedicated handheld device for enclosed or confined spaces.
Q2. How does Vijna Consulting Engineers Pvt. Ltd.'s thermographic leakage survey work, and what can it detect?
The thermographic leakage survey uses an infrared camera to capture thermal images of building surfaces. Water leakage or moisture accumulation in walls, slabs, and terraces causes localised cooling that shows up clearly in the thermal image, even when the surface appears dry to the naked eye. The camera captures an IR thermal contoured image alongside a visible-light image, making comparison and identification straightforward. Vijna consulting leakage survey in India can detect faulty coverings, damaged waterproofing, seepage sources, and areas of water stagnation quickly and non-invasively.
Q3. What is 3D LIDAR technology, and how does Vijna Consulting Engineers Pvt. Ltd. use it in India?
3D LIDAR stands for Light Detection and Ranging, a technology that uses laser pulses to create extremely precise three-dimensional point cloud models of physical structures. Vijna Consulting Engineers uses a FARO 3D LIDAR scanner to capture every surface of a structure as a dense collection of datapoints with exact distance measurements, alongside visible-light imagery. This allows the team to create as-built drawings, analytical models of complex structures like pipe racks, and virtual walk-through experiences for clients. The technology was used at Rashtrapati Bhavan for historic restoration documentation, which demonstrates the accuracy and detail it can deliver.
Q4. In what situations would a client commission all three services together?
A comprehensive 360-degree inspection combining drone survey, leakage survey, and 3D LIDAR is particularly valuable for large or complex structures where conventional inspection would be time-consuming, costly, or incomplete. Industrial plants, large commercial buildings, heritage structures, bridges, and infrastructure assets undergoing due diligence or change-of-use assessments are well-suited to this combined approach. The three technologies cover external distress, moisture and leakage, and geometric as-built conditions respectively, providing a complete inspection data set in a single mobilisation.
Q5. How does the data from Vijna Consulting Engineers Pvt. Ltd. drone survey and LIDAR services get delivered to clients?
Clients receive structured reports that integrate photographic documentation, AI-quantified distress maps, thermal images with annotations, and 3D point cloud models, depending on the services commissioned. Reports are designed to be clear and actionable for non-technical decision-makers as well as detailed enough for engineers to use directly. For drone-based distress surveys, data is presented with location tagging and measurement data that can feed directly into structural assessment or maintenance planning workflows.

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