GRIDSURVEYING AND MAPPING LTD
Survey Data & CAD Outputs

Survey data for engineering, design and construction workflows.

CAD, 3D survey geometry, terrain surfaces, orthomosaics, point clouds, quantities and machine-control data to agreed project requirements.

Detailed topographical survey drawing

CAD survey drawings

DWG, DXF and plotted survey information to agreed scope.

Topographical survey levels and working site data

3D survey data

Coordinated points, levels, linework and breaklines for engineering use.

Civil 3D terrain and formation surface

Terrain & construction surfaces

TIN, LandXML and XYZ information for compatible civil-engineering workflows.

Cut and fill surface comparison

Surface comparisons

Current ground, design, formation and date-to-date analysis.

Georeferenced quarry orthomosaic

Orthomosaics & point clouds

Georeferenced aerial imagery and photogrammetric 3D data.

Machine-control formation surface

Machine-control models

3D construction surfaces and guidance geometry for compatible systems.

Working survey and design data in CAD
Formats

Typical file formats

DWG / DXF2D and 3D CAD geometry.
LandXMLTerrain and surface exchange for compatible engineering systems.
XYZ / CSVCoordinate and level data.
LAS / LAZ / E57Point-cloud data where required.
GeoTIFFGeoreferenced aerial and raster mapping.
PDFSurvey drawings and reports.

Receiving workflows may include: Trimble Business Center · Autodesk Civil 3D · LSS · Virtual Surveyor · QGIS · compatible machine-control systems.