For either pre construction or during construction it is a huge advantage to “trust and check” a surveyor’s work but most estimators don’t have extensive survey experience do ground checks with the today’s complicated survey equipment. Maybe a road job and you are not sure about some of the utility locates or a project is underway and you need more information for a change order. There are new tools coming out where you can use your cell phone to get sub meter GPS location (including elevation) with even as low of investment of $199! Check out these two articles from XYHT magazine. And for current existing survey technology news you cannot beat reading XYHT and it is available in an online version. Go to XYHT.com.

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