Inspection, construction and mapping

Construction inspection and mapping with a drone in Girona and Barcelona

Document and measure your construction site or your land from the air, without having to reach every point. I'm a drone pilot with over 6 years of experience.

What a drone brings to construction monitoring

From the air you can see the state of a construction site, a roof or a structure without physically reaching every point. I do aerial photography and video, 3D models, orthomosaics and measurements on the image, as well as mapping and photogrammetry of the terrain, all over Catalonia, based in Girona.

  • Construction sites, warehouses and roofs
  • Mapping and photogrammetry
  • Fixed quote before I start

Examples of drone inspection and measurements

What you get from construction monitoring

Aerial view of a construction site with a structure being built
01

Progress photos and video

Aerial images of every phase, to document the state of the site and share it with your team or your client. Repeated at regular intervals, they let you compare how things are changing.

  • Progress reports
  • Client meetings
  • Site archive
3D model of a plot generated with photogrammetry
02

3D model and orthomosaic

A complete view of the plot or the structure, so you can understand the whole thing at a glance. It lets you check hard-to-reach areas without going there.

  • See the whole picture
  • Plan the work
  • Show it to third parties
Measuring the surface of a warehouse on the aerial image
03

Measurements on the image

Areas and distances measured on the aerial image, as in the warehouse video. You avoid measuring on foot and save on travel.

  • Roofs and plots
  • Distances between points
  • Quotes and planning

Mapping and photogrammetry with a drone

Photogrammetry turns the drone's aerial photos into maps and models of the terrain. It's used on construction sites, quarries and land that needs measuring without walking every point.

Quarry seen from a drone
01

Orthomosaic and 3D model

An aerial image to scale and a three-dimensional model of the terrain or the building. It's the basis for measurements and maps.

  • Plans and projects
  • Current state of the land
  • Measuring on the image
Digital surface model (DSM) of a piece of land
02

Digital surface model (DSM)

The relief with everything that sits above the ground, such as vegetation, buildings or stockpiles. It shows the surface just as it is.

  • Heights of buildings and trees
  • Construction studies
  • Visualising the surroundings
Digital terrain model (DTM)
03

Digital terrain model (DTM)

The bare ground, without what's on top of it. It's the reference for studying the relief and planning earthworks.

  • Earthworks
  • Slopes and drainage
  • Development projects
Contour lines generated from photogrammetry
04

Contour lines

The relief drawn as lines of equal height, generated from the drone's photos. You see the high areas, the low areas and the slopes at a glance.

  • Projects and surveying
  • Planning access
  • Studying slopes
Volume calculation on a quarry
05

Volume calculation

Measuring stockpiles, excavations and earthworks from the terrain model. Repeated on several dates, it shows how much has changed.

  • Quarry stockpiles
  • Excavations
  • Earthworks control
Measuring a distance on the aerial image
06

Measurements

Distances and areas measured directly on the map, without having to walk the land.

  • Plot areas
  • Distances between points
  • Perimeters

How I work

  1. We talkYou tell me about the site or land and what you need.
  2. I plan the flightI check the area, the regulations and the points to document.
  3. I come to the siteI capture photos and video, and the data for models and maps.
  4. I deliver itImages, models, maps and measurements ready to use.
Contact

Tell me about your idea

Leave me your phone number or your email (one is enough) and I'll get back to you as soon as I can.

Please give me at least one of the two.

What affects the quote for an inspection or mapping job

Every site and every piece of land is different. Tell me what you need to monitor or measure and I'll send you a fixed quote before I start.

  • Size of the site or area
  • Number of visits
  • Deliverables you need
  • Travel
  • One-off or regular monitoring

Ask for a quote

I work all over Catalonia

I'm based in Girona and I travel all over Catalonia, with no limit on distance.

  • Girona
  • Barcelona
  • Tarragona
  • Lleida
  • And the rest of Catalonia

Construction inspection and drone mapping: frequently asked questions

What is a drone inspection of a construction site good for?

It lets you see the state of the site, the roofs or the structures from the air, document progress and spot issues without having to physically reach every point.

What do I receive after the flight?

Progress photos and video and, depending on what you need, a 3D model, an orthomosaic and measurements on the image. We agree it before I start.

How often is the monitoring done?

You choose based on the site: a one-off visit, or regular ones (weekly, fortnightly or monthly). We agree it in the quote.

What is drone photogrammetry?

It's a technique that uses overlapping aerial photos to generate maps and 3D models of the terrain, so you can take measurements from them.

What's the difference between a DSM and a DTM?

The DSM (digital surface model) includes everything above the ground, such as vegetation or buildings. The DTM (digital terrain model) shows only the terrain itself. Depending on the project, I deliver one, the other or both.

What is volume calculation used for?

To measure stockpiles, excavations or earthworks from the terrain model.

How accurate are the measurements and maps?

It depends on the terrain, the method and the control points. I'll explain what accuracy you can expect in your case before I start, and I don't promise figures without knowing the job.

How much does a drone inspection or mapping job cost?

It depends on the size of the site or the area, the number of visits and the deliverables. Tell me about the project and I'll send you a fixed quote.

Do you work all over Catalonia?

Yes, I work all over Catalonia, based in Girona. If it's outside Catalonia, let's talk.

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