Underground Detective Blog

Ready to Dig? Read This First! What do the colors mean?

What do the colors mean?


Have you ever pulled into a grocery parking lot or a gas station and noticed the lot is spray painted with all colors of the rainbow?  Have you ever driven through a neighborhood and noticed a yard with many small, Read more >

using GPR to locate unmarked graves

Locating Unmarked Grave Sites

The daily tasks of the Underground Detective technicians mostly involve using ground penetrating radar (GPR) to locate underground utilities, UST’s, and other objects in the underground. But occasionally, a little variety is added to our days when we are asked Read more >

utility line markings

State One-Call vs Private Utilities Location

Private utilities location – Do I need it?

The 811 State One-Call is a call everyone needs to make before starting any excavation project! It is a free service which will cover locating all underground utilities from the street to Read more >