UNLOCKING THE ADVANTAGES OF DIGITAL TERRAIN MODELS (DTMs)

At SkyMap Technologies, we specialize in creating high-resolution Digital Terrain Models (DTMs) that reveal the true shape of the land—unobstructed by vegetation, buildings, or surface features.
Our DTMs provide a precise foundation for engineering, construction, and environmental planning, enabling professionals to design with accuracy and confidence.

A Digital Terrain Model represents bare-earth elevation data, capturing the underlying terrain without obstructions such as trees, structures, or vehicles.
Using advanced LiDAR point classification and terrain filtering, SkyMap extracts the most accurate ground points to model the natural landscape in detail.

Applications include:

• Topographic and engineering design
   
• Drainage, watershed, and flood analysis
   
• Grading and earthwork calculations
   
• Roadway and infrastructure design
   
• Environmental and site planning
   

With SkyMap’s DTMs, you gain an accurate and detailed understanding of the landform, allowing you to plan, design, and build with precision.

SkyMap produces DTMs using survey-grade aerial LiDAR and GNSS control, ensuring every elevation is verified and accurate to the centimeter.
Our workflow includes:

• Drone-based LiDAR acquisition for dense ground point coverage
   
• GNSS ground control and field validation
   
• Automated and manual classification of terrain points
   
• Rigorous QA/QC checks on all elevation datasets
   

The result is a survey-accurate digital model that forms the base for reliable engineering and design deliverables.
When precision matters, SkyMap delivers data that professionals depend on.

Traditional ground surveying for terrain modeling can take weeks and require extensive manpower.
With SkyMap’s drone LiDAR and automated processing workflows, we generate large-scale terrain models in a fraction of the time—without sacrificing accuracy.

Key advantages include:

• Reduced field time and labor costs
   
• Fast delivery of large-area elevation models
   
• Detailed contour mapping and breakline integration
   
• Seamless compatibility with CAD and GIS software
   

Our process ensures that your project receives timely, accurate, and ready-to-use elevation data for every phase of development.

With over 20 years of combined experience in surveying, land development, and construction across Texas, SkyMap Technologies understands how critical accurate terrain modeling is to your project’s success.
We integrate aerial LiDAR mapping, GNSS verification, and advanced software processing to produce models that meet professional standards for engineering and design.

Every dataset is carefully validated and quality-checked, ensuring that your terrain model is both technically precise and practically reliable.

SkyMap provides complete Digital Terrain Model deliverables customized to your project needs:

• Bare-earth elevation models (DTM/DEM)
   
• Topographic contour maps
   
• Triangulated Irregular Networks (TINs)
   
• Breakline and surface integration for CAD
   
• Volume and cut/fill analysis
   
• GIS- and CAD-ready formats (LAS, TIN, DXF, SHP, GeoTIFF)
   

Each deliverable is aligned to your project coordinate system and optimized for seamless integration into design, engineering, and construction workflows.

📍 Mapping Across Texas
🌐 www.skymaptechnologies.com
📧 nick@skymaptechnologies.com
📞 737-762-6440