A SafeLine specialist pushing a wheeled ground-penetrating radar unit across a marked construction site

Utility designationGPR investigation

We take your project seriously.

Specialist utility designation and engineering-level documentation for project teams making decisions before excavation begins.

Call 1-866-677-2335

Serving Virginia and Washington, DC

Field findings become information your team can use.

  • Confidence-classified findings
  • RTK GPS precision
  • Engineering-level documentation
  • Structured for contractor and engineering workflows

From field investigation to decisions your team can defend.

Each service is organized around the finding, record, and project decision it supports.

Field investigation collage showing utility mapping, a radar tablet, field markings, and an electromagnetic utility-locating scene
  1. Private utility designation

    Electrical, gas, water, sewer, fiber-optic, telecommunications, and irrigation infrastructure

    Confidence-classified findings for pre-construction decisions

  2. GPR investigation

    Specialist investigation of subsurface conditions

    Interpreted findings without promises of exact location or guaranteed depth

  3. Utility mapping and documentation

    KMZ files through pre-construction intelligence reports

    Congestion mapping and verification recommendations structured for downstream teams

Explore SafeLine services

A methodical investigation, documented at every step.

ASCE 38-aligned methodology

  1. Scope

    Understand the site, intended work, and decisions the project team needs to make.

  2. Investigate

    Apply the field methods appropriate to the site and the infrastructure in question.

  3. Classify

    State confidence in findings instead of presenting uncertainty as exactness.

  4. Document

    Deliver a defensible record in formats that fit contractor and engineering workflows.

The right language for the project in front of you.

Contractors, developers, institutions, and municipalities

Subsurface intelligence for project teams.

Designation, confidence classification, and engineering-level documentation designed for planning, safety, excavation, and downstream coordination.

For project teams
A project-team field specialist reviewing utility plans on an active commercial construction site

Homeowners

Private utility locating for the project at home.

For pools, patios, additions, landscaping, drilling, and other projects that require a defined address and clearer information before work begins.

For homeowner projects
Overhead residential site plan with a pool, landscaping, and marked utility routes
Map of the SafeLine service area: all of Virginia plus Washington, DC, highlighting Northern Virginia, Arlington, Fairfax, the Washington metropolitan area, Charlottesville, Richmond, and Virginia Beach

Serving Virginia and Washington, DC

Launch coverage includes all of Virginia plus Washington, DC.

Public marking and private designation answer different questions.

An 811 ticket is still legally required before digging. Public one-call systems mark publicly owned lines; private utility designation addresses privately owned infrastructure and the documentation a project team needs.

See the service area

Built on knowing.

SafeLine started with the recognition that the consequences of uncertainty are serious, especially underground. The idea was to bring engineering firm-level documentation into a space that had long been treated as a hands-on field service: a specialist, not just a service.

Vision
To protect people, projects, and infrastructure.
Mission
To become the standard in utility locating.
  • Purpose
  • Integrity
  • Transparency

We work to protect what matters most: people, projects, timelines, and the success built around them.

Plan a Subsurface Investigation

Tell SafeLine where the project is, what work is planned, and what the project team needs to know before excavation, drilling, or construction begins.

A SafeLine operator guiding a GPR unit along a wall line at dusk
Call 1-866-677-2335contact@safelinesubsurface.com

Virginia and Washington, DC