Hiring the wrong utility locator can cost you thousands in fines, project delays, or worse—safety hazards. Before you dial the first number in your search results, understand what separates a reliable locator from one that cuts corners. Here's how to avoid the pitfalls that trip up most customers.
Skipping the 811 Ticket Requirement
Many property owners think they can hire a private locator and skip calling 811 entirely. This is a critical mistake. By law, you must submit a locate request through your state's 811 call center (or online portal) before excavation work begins. This free service marks public utilities and protects you from liability.
When you hire a locator, they should work in conjunction with the 811 process—not instead of it. Verify that your chosen contractor will wait for 811 locates to complete before conducting private utility surveys. If someone offers to bypass this step, walk away immediately.
Not Checking Credentials and Insurance
Utility locators aren't standardized nationwide, which means anyone can claim the title. This creates serious risk. Before hiring, ask for:
- Certification: Look for DCDC (Damage Prevention Center) certification or equivalent state-level credentials
- Insurance: Verify they carry liability coverage (at least $1 million) and workers' compensation
- References: Request 3–5 recent commercial or residential projects with contact information
- License: Confirm they're licensed in your state (requirements vary by location)
Request proof of these credentials in writing. A legitimate locator won't hesitate; unlicensed operators often do.
Underestimating Turnaround Time
Expecting a locate within 24 hours is unrealistic in most areas. Standard utility locate timelines typically run:
- 811 public utility marks: 2–3 business days
- Private locates (electric, gas, water lines on private property): 3–7 business days
- Complex projects (multiple utilities, rural areas): 1–2 weeks
If you need expedited service, expect premium pricing—often 50–100% above standard rates. Confirm turnaround times in writing before hiring. Vague promises like "we'll get it done quick" leave you vulnerable to delays that affect your entire project timeline.
Hiring Based on Price Alone
Utility locating isn't a commodity service. A $300 quote from a one-person operation isn't the same as a $600 quote from an insured, certified firm with modern GPR equipment.
Typical service costs range from $300–$1,200 depending on property size, complexity, and location. Underground utility locating with ground-penetrating radar (GPR) costs more than basic marking but provides superior accuracy. Factor in value, not just cost:
- Do they have modern equipment (GPR, electromagnetic locating tools)?
- Will they mark lines clearly and provide written documentation?
- Do they follow ANSI C2 safety standards?
The cheapest option often becomes the most expensive when mistakes happen.
Ignoring Local Regulations
Requirements for utility locating vary dramatically by state, county, and municipality. Some areas mandate specific locating methods or certification types. Others have unique 811 procedures or call-in windows.
Before hiring, contact your local 811 center or city public works office to understand local rules. Then verify your locator is familiar with those regulations. A contractor experienced in one state might not know another state's requirements.
Not Getting Everything in Writing
Verbal agreements create disputes. Your scope of work should be documented and include:
- Specific property address and boundaries
- Types of utilities to locate
- Turnaround time (date and time window)
- Cost and payment terms
- Warranty (will they mark again if marks fade?)
- What happens if they damage a line during locating
A professional locator provides a written quote before starting work. Review it carefully and ask questions about unclear terms.
Frequently Asked Questions
Q: Do I have to wait for 811 locates before hiring a private utility locator? No—in fact, many professionals recommend pairing them. Call 811 first to mark public utilities (typically free), then hire a private locator for additional surveys on your property if needed.
Q: How accurate is utility locating with GPR equipment? GPR (ground-penetrating radar) is accurate to within 12–18 inches for most utilities, though soil conditions, utility depth, and line material affect precision. Electromagnetic locating and visual inspection at marked locations further improve accuracy.
Q: What should I do if a locator damages a utility line during the locate? Stop work immediately and call 911 if it's a gas line. Contact your utility company and document everything with photos. A properly insured locator covers damage caused by their negligence—which is another reason to verify insurance upfront.
Use Mercoly to compare and find trusted utility locating providers in your area, read verified reviews, and make an informed decision based on credentials and past performance.