About Us

Downtown Design Services, Inc. (DDSI) was incorporated in Oklahoma 1999 for the purpose of providing the following services to the Oil and Gas, Fiber Optic, Energy Industries, as well as, Municipalities, Local Governments and Utility Companies.

Mechanical and Electrical Drafting
  • Compressor and Pump Station As-built
  • LiDAR scanning
  • Measurement and Pigging Facility Drafting
  • Prepare P&ID – utilizing CADWorx with AutoCAD
  • Update P&ID from client “mark-ups”
  • Perform field “walk-down” to obtain P&ID update information
  • Site Plans
  • Mechanical Drafting
  • Plot Plans
  • Evacuation Plans
  • SCADA
Mapping, GIS, and GPS Data Collection
  • Mapping for cross-country pipelines and fiber optic lines
  • GPS data collection and verification of utilities
  • Line extensions for natural gas distribution and gathering systems
  • Data conversion of miles of gas pipeline gathering systems from AutoCAD and scanned images to GIS format
  • Data conversion of municipal electric system from scanned maps to GIS
  • Customizing geodatabases to meet individual client’s needs
  • GIS data maintenance and updates
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