LiDAR Survey

Advanced LiDAR Technology Solutions

DH Geo Consultancy utilizes cutting-edge Light Detection and Ranging (LiDAR) technology to deliver high-precision 3D mapping and topographic analysis services. Our LiDAR surveys provide detailed point cloud data, enabling accurate terrain modeling, infrastructure assessment, and environmental monitoring with centimeter-level accuracy.

3D Point Cloud Data

Millions of precise 3D points capturing detailed surface information

Digital Terrain Models

High-resolution DTM and DSM generation for accurate terrain analysis

Airborne & Terrestrial

Both airborne and ground-based LiDAR solutions for comprehensive coverage

Sub-meter Accuracy

Centimeter-level precision for critical engineering applications

Our LiDAR Survey Services

Airborne LiDAR Survey

Our airborne LiDAR services utilize advanced laser scanning systems mounted on aircraft or UAVs to capture large-area topographic data with exceptional speed and accuracy. This technology is ideal for mapping extensive terrains, corridors, and inaccessible areas.

Airborne LiDAR Capabilities:

Large Area Mapping - Efficient coverage of extensive territories
Topographic Mapping - Detailed terrain and elevation models
Corridor Mapping - Linear infrastructure surveys (roads, pipelines, transmission lines)
Forest Canopy Analysis - Vegetation structure and biomass assessment
Flood Plain Mapping - Hydrological modeling and flood risk assessment
Volume Calculations - Cut and fill analysis for earthwork projects
Contour Generation - High-resolution contour maps

Technical Specifications:

Point density: 1-50 points per square meter
Vertical accuracy: ±5-15 cm
Coverage area: Up to 100 km² per day
Flying height: 100-2000 meters
Penetration capability through vegetation

Airborne LiDAR

Terrestrial LiDAR

Terrestrial LiDAR Scanning

Ground-based terrestrial LiDAR scanning provides ultra-high-resolution 3D data capture for detailed object and structure documentation. Our terrestrial systems deliver millimeter-level precision for engineering, architectural, and industrial applications.

Terrestrial LiDAR Applications:

Building and structure documentation
Industrial facility scanning
Bridge and infrastructure inspection
Archaeological site recording
Quarry and mine surveying
Deformation monitoring
As-built documentation
Reverse engineering applications

Advantages:

Ultra-High Precision - Millimeter-level accuracy
Detailed Documentation - Complete 3D geometry capture
Non-Contact Method - Safe scanning of hazardous areas
Rapid Data Collection - Millions of points in minutes
Multi-Station Setup - Comprehensive site coverage

LiDAR Data Processing & Analysis

Our expert team processes raw LiDAR data using advanced software and algorithms to extract meaningful information and create accurate deliverables. We provide comprehensive data processing services from point cloud cleaning to final product generation.

Processing Services:

Point cloud classification and filtering
Ground point extraction and DTM generation
Building and vegetation extraction
Contour line generation
3D modeling and visualization
Volume and area calculations
Cross-section and profile generation
Change detection analysis

Deliverables:

Classified point cloud data (LAS/LAZ format)
Digital Terrain Models (DTM)
Digital Surface Models (DSM)
High-resolution orthophotos
Contour maps and topographic plans
3D visualizations and animations
CAD-compatible drawings
GIS-ready datasets

Data Processing

LiDAR Applications

Transportation

Highway design, railway planning, airport runway surveys, and corridor mapping

Urban Planning

City modeling, building extraction, flood modeling, and smart city development

Mining & Quarrying

Volume calculations, stockpile monitoring, mine planning, and safety assessments

Power & Utilities

Transmission line surveys, vegetation management, and infrastructure inspection

Environmental

Forest inventory, coastal monitoring, erosion assessment, and habitat mapping

Cultural Heritage

Archaeological documentation, monument scanning, and historical preservation