Wang & EF Tan Associates

Consulting & Registered Surveyors


Topographical Surveying Using 3D Laser Scanner


Wang & EF Tan Associates was awarded a contract by CAG to carry out 3D Laser Scanning of Changi Airport Terminal 4. The 3D point clouds from the scan was then used to generate topographical plan showing sport levels and all topographical details.

The used of 3D laser scanning in topographical survey, not on;ly save time,(when compared to traditional total station survey) but also ensure accuracy of details surveyed.

Wang & EF Tan Associates is proud to be the pioneer in the used of this technology