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O-calc Pro Line Design ((hot)) May 2026
In the fluorescent-lit bullpen of Northridge Power & Light, Jeremy Chen was known as the “Map Monkey.” His job, officially titled Distribution Designer I , involved staring at grainy aerial photographs and tracing lines for rural service drops. It was tedious, low-stakes work—until the day the call came from Benton County.
O-calc Pro Line Design automates all of this, providing audit-ready reports and visualized sag-tension curves. O-calc Pro Line Design
Unlike generic tools, O-calc Pro Line Design allows importing actual survey data (LiDAR, GIS shapefiles, or coordinate lists). You can model: In the fluorescent-lit bullpen of Northridge Power &
You can add custom cases (e.g., earthquake, hurricane). NESC Heavy Loading (0
- NESC Heavy Loading (0.5” ice + 4 psf wind + temp)
- NESC Medium/Light
- Extreme Wind (70–150 mph per ASCE 7)
- Broken Wire (one or two conductors snapped)
- Maintenance/Climbing (100-300 lb point load)
- Construction (stringing tension)
This is where novice designers fail. In a high wind, conductors blow laterally. A wire that has 15 feet of clearance in still air may swing into a pole, a building, or another phase wire in a storm.