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Global

Geospatial Data Re-structuring & Re-engineering for the National Mapping Agency

Overview

Our client is a National Mapping Agency of the Middle East region, offering the production and dissemination of surveys, mapping, charting, geographical information, and geo-surveys in the country.

Elevate the geospatial database by creating unparalleled topographical datasets

The project had some key objectives, including:

  • Designing a resilient database, ensuring the accuracy of data being converted so that it can be relied upon
  • Seamless data integration and migration into Oracle SDE Database
  • On-the-job training for the client staff to enable them to carry out similar work in the future

 

The Challenge

Lack of accuracy in the existing GIS data preventing integration with various enterprise systems

The client wanted to elevate its geospatial database by re-structuring and re-engineering its topographical data model. The restructuring would produce high-quality geospatial data and include cleaning and migration to form topologically correct data into the ESRI database that complies with a newly designed Digital Feature Data Dictionary (DFDD).

The Solutions

A full-scale data updation, migration & cleaning, and on-the-job-training

 

RMSI implemented a two-phased solution for data updation, migration, cleaning, and training, using a hybrid model for maximum client data security. In Phase I, the teams upgraded and standardized GIS datasets across key regions of Saudi Arabia, ensuring alignment with the new Digital Feature Data Dictionary (DFDD) and a customized Data Model. This resulted in seamless, standardized GIS data in vector and raster formats. In Phase II, our experts provided technical support to the departments, focusing on field editing, photogrammetry, and data analysis for critical infrastructure like wells and dams.

A hybrid model was proposed with a two-phased strategy:

  • RMSI proposed a hybrid approach where all data-related activities were performed onsite at the client office to ensure 100% client data protection.
  • Activities like process designing and software application/tools development were done offsite at the RMSI office.

RMSI processed approximately 85 GIS layers in each map sheet, categorized under dataset heads such as boundaries, elevation, hydrography, industry, physiography, population, transportation, utility, and vegetation.

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Tech Stack

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The Impact

The project covered 336 map sheets at a 1:25k scale, encompassing the populated areas of Damman, Jeddah, Abha, Alhasa, Tabuk, Al Qassim, Al-Medina, Hael, Hafar Al-Batin, Makkah, and Taif, significantly enhancing the management of these urban regions.

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