Dioptra Longitud Teknik AB
Longitud
Professional construction surveying company based in Sweden. We deliver precise surveying, 3D scanning, UAV photogrammetry and BIM-ready digital workflows for infrastructure, residential and industrial projects.
Our clients
Here is a selection of companies we work with or have worked with.
Services
Surveying and digital workflows tailored for demanding construction environments.
Portfolio
Selected projects and references from infrastructure and industrial sectors.

Quay Saltkajen, Stockholm
Construction of a new pier with a dock and the reconstruction of the existing quay. The quay dates back to the late... Read more

Tram network from Hamngatan to T-Centralen
Expansion of the existing tram network. Construction of a tramway system, including stops. The entire project was c... Read more

Stockholm’s Wastewater plant
Stockholm’s future wastewater treatment system. The project is an execution contract, where installation will... Read more
Products
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