Tierra Insights
Field notes from underground.
Clear explainers for the teams who plan, design, build, operate and manage underground infrastructure.
No filler. Every article answers a real project or operations question.
Latest Articles
Start with the fundamentals
How evidence changes across utility engineering, geospatial records and asset planning.
What NCDOT and SCDOT look for in a fiber encroachment package
A pre-submission checklist for fiber teams, taken from the DOTs’ published plan, directional drilling and FOB permit requirements.
Fiber permitting
What SUE quality levels actually tell a designer
How records, surface evidence, geophysics and targeted verification change the certainty behind a utility position.
Subsurface utility engineering
From locate marks to a maintainable utility record
What happens between field capture, quality review, geodatabase structure and a Web-GIS that operations can use.
Mapping and GIS
Before the asset plan, fix the evidence chain
Why inventory, condition, location and maintenance history need a shared structure before priorities can be defended.
Asset management
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