Surveying & Geomatics Services
At TAG Geomatics, we provide high-accuracy surveying and geomatics services to support construction, excavation, infrastructure, and land development projects. Our team delivers precise measurements, mapping, and data analysis to help contractors, engineers, and developers make informed decisions.

Pre-Construction and Site Monitoring

Tracking site conditions before and during construction helps avoid disputes and project delays.

Topographic, Elevation and Terrain Mapping

Topographic surveys provide a detailed representation land’s features, including elevations, slopes, and structures.

Construction Layouts and Site Surveying

Accurate construction staking and layout are essential for ensuring structures are built to specification.

OUR SERVICES

At TAG Geomatics, we provide high-accuracy surveying and geomatics solutions to support construction, excavation, infrastructure, and land development projects. Our team specializes in pre-construction planning, site layout, utility mapping, and drone-assisted surveying, delivering precise data and reliable insights to keep projects moving efficiently.

Below is an overview of our core surveying services and how they can benefit your project.

 

Topographic & Terrain Mapping

Topographic surveys provide detailed information about a site’s natural and man-made features, including elevation, slopes, vegetation, and structures. This data is critical for engineering, land development, and grading projects. Understanding site conditions is essential for successful land development and infrastructure projects.

Elevation & Contour Mapping – Identify land slopes, high/low points, and terrain changes for proper site design and drainage planning.

Grading & Earthworks Planning – Support excavation and site preparation by determining areas for cut and fill.

GIS & CAD Mapping – Generate high-precision digital models for engineering, environmental planning, and land-use analysis.

A geodesic level stands in front of a bulldozer for excavating a pit at a construction site.
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Construction Layout & Site Surveys

Construction layout services ensure that buildings, infrastructure, and utilities are positioned accurately according to project blueprints. Proper site surveys help eliminate errors, reduce rework, and keep projects on schedule. Accurate layouts and staking are crucial for ensuring that construction elements are placed exactly where they need to be.

Foundation & Structural Layouts – Precisely marking the locations of footings, foundations, walls, and structural columns to ensure they align with design plans.

Road & Infrastructure Staking – Laying out alignments, elevations, and grading for roads, parking lots, and underground utilities.

Grading & Elevation Verification – Confirming that site elevations and slopes meet engineering specifications to prevent drainage issues.

Elevation & Drainage Surveys

Poor drainage and improper elevation grading can lead to costly water damage and erosion issues. Our surveys help plan proper land leveling and stormwater management. Ensure your site is properly graded to prevent flooding and erosion.

Slope & Contour Analysis – Identify critical elevation changes that impact water runoff and soil stability.

Drainage Planning & Flood Risk Assessments – Assess site drainage efficiency to mitigate potential flood hazards.

Erosion Control Recommendations – Provide strategies to prevent soil displacement and ensure long-term site stability.

A flooded park during high tide of the river Rhine (in background) with reflections of trees
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Utility Mapping & Private Locates

Accurate utility mapping helps prevent costly damage to underground infrastructure and ensures safe excavation. Our surveys provide precise locations of buried utilities, including water, gas, sewer, power, and telecommunications. Before excavation, it’s essential to know where underground utilities are located.

Private Locates – Locate and mark underground utility lines on private property to prevent accidental damage during excavation.

As-Built Utility Surveys – Map underground and above-ground utility locations post-installation to ensure proper documentation for future reference.

Pre-Excavation Reports – Provide georeferenced maps and detailed reports to contractors, engineers, and site managers to plan safe digging operations.

Pre-Construction Surveys

Pre-construction surveys provide a detailed assessment of site conditions before any work begins, ensuring accurate planning and reducing the risk of disputes, unexpected issues, and costly rework. Before any construction begins, accurate survey data is essential for site planning and engineering.

Baseline Surveys – Establish reference points, elevations, and site conditions before construction starts to ensure proper alignment with design plans.

Site Photos & Videos – Capture high-resolution imagery to document existing conditions and provide a visual record of the site.

Progress Tracking – Conduct periodic surveys to monitor site changes and ensure ongoing construction matches project specifications.

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huge piles of sand and cement in production. industrial enterprise

Volume & Stockpile Measurements

Accurate volume calculations are essential for material management, excavation planning, and cost estimation. Our surveys provide reliable data for earthwork and stockpile management. Monitor and manage site materials with precision.

Earthwork & Excavation Volumes – Calculate cut-and-fill quantities for land grading, excavation, and site balancing.

Stockpile Inventory Management – Measure aggregate, soil, sand, and gravel stockpiles to ensure accurate material estimates.

Material Movement Tracking – Monitor changes in material volumes over time to optimize supply chain and project costs.

Drone-Assisted Surveys & Mapping

Drone mapping is a cost-effective way to gather large-scale site data with high accuracy. Our aerial surveys provide real-time insights, reducing time spent on fieldwork while improving project visualization. Enhance your project planning and analysis with high-resolution drone data.

Orthomosaic Mapping – Generate detailed aerial maps for construction, land development, and environmental assessments.

3D Terrain Models & Elevation Data – Create accurate digital elevation models (DEMs) and point clouds for engineering projects.

Aerial Progress Monitoring – Capture periodic aerial imagery to track construction progress and document site changes.

Silhouette of Drone In The Air Over Buildings Under Construction