High-Accuracy DTM, DSM & Contour Generation Services
Generating precise DTM, DSM, and contour products from LiDAR data to support surveying, mapping, and infrastructure development.

DTM, DSM, and contour generation are essential LiDAR processing workflows used to create accurate elevation models and terrain representations for engineering, infrastructure, utility, and geospatial projects. These datasets provide detailed information about ground surfaces, terrain characteristics, and above-ground features, supporting planning, design, and spatial analysis applications.
Unique Maps provides high-quality DTM, DSM, and contour generation services using advanced LiDAR processing, point cloud classification, and terrain modeling techniques. Our solutions deliver accurate elevation datasets and contour products for infrastructure development, utility corridors, flood analysis, land development, and geospatial mapping projects.
DTM, DSM & Contour From LiDAR
Terrain Modeling Workflow
LiDAR Data Assessment
LiDAR datasets are reviewed to evaluate point density, coverage, and data quality for accurate terrain modeling.
Point Cloud Classification
Advanced classification techniques identify ground points, vegetation, buildings, and other surface features to support precise terrain extraction.
DTM, DSM & Contour
Classified LiDAR data is processed to generate Digital Terrain Models (DTM), Digital Surface Models (DSM), and contour datasets with high elevation accuracy.
Quality Validation
Comprehensive QA/QC procedures validate elevation accuracy, contour consistency, and overall dataset quality before delivery.
Connected Services

Aerial Triangulation

RGB Orthphoto

Multispectral Orthophoto

True Orthophoto

DTM/DSM/Contour

Corridor Mapping

Oblique Imagery Processing
