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Summer Landscaping Projects and Hidden Underground Utilities

  • Writer: Kali Rushing
    Kali Rushing
  • Jul 2
  • 4 min read

Summer Projects That Can Hide Serious Utility Risks


Summer is a popular time in Oregon to tackle outdoor upgrades such as patios, fences, garden beds, outdoor kitchens and irrigation systems. Many of these projects involve digging that can run into trouble underground.


Any time someone digs, trenches or drives posts into the ground, there is a chance of hitting buried power, gas, water or communication lines. Even smaller tools like hand augers or post-hole diggers can reach buried utilities, and one strike can cause injury, property damage or a full project shutdown.


Public utility marking through 811 is a good starting point, but it does not cover every line on a property. Private utilities are often left out, which creates a blind spot for both DIY property owners and professional landscapers. Private utility locating services close that gap.


Common Summer Landscaping Plans That Involve Digging


Many warm-weather projects require digging deeper than most people realize. Common examples include:


  • New sprinkler or drip irrigation systems  

  • French drains to move standing water  

  • Retaining walls along hills or slopes  

  • Fence posts and gate posts  

  • Pergolas, decks and shade structures  

  • Playsets and swings that need anchoring  

  • New trees, shrubs and hedges


Typical dig depths overlap with shallow utilities. Sprinkler trenches are often a foot or more deep. Fence and pergola posts may go two feet or deeper. French drains can be deeper still. These depths intersect with:


  • Existing irrigation lines and control wires  

  • Private electrical feeds to garages or sheds  

  • Septic drain lines

  • Low voltage lines for security, internet or audio


On properties with sloped ground or a history of remodels, utility paths are rarely straight. Older homes and sites that have been reworked several times often have lines that zigzag around patios, driveways and planting beds, so assumptions about straight-line routing can quickly lead to a strike.


Why 811 Is Not Enough for Your Property


Calling 811 before digging is an essential safety step. Public utility companies send locators to mark the lines they own, typically up to the meter, main shutoff or service connection point. Beyond that, many buried systems belong to the property owner.


Private utilities are any buried lines not owned by a public utility company, such as:


  • Power lines feeding detached garages, shops or barns  

  • Pool, spa or hot tub power and plumbing lines  

  • Well and septic system lines and control cables  

  • Private water lines that extend past the meter  

  • Yard, driveway or pathway lighting systems  

  • Communication and data lines around larger homes or commercial sites


These private lines often pass through prime locations for patios, outdoor kitchens, fences and garden upgrades. Because public 811 locators generally do not mark them, they remain unaccounted for unless someone specifically looks for them. Professional private utility locators are equipped to find and mark these lines before excavation.


How Private Utility Locating Services Protect Your Project


Private utility locating adds safety and clarity on top of 811 markings. While every site is different, a typical process includes:


  • Reviewing site information and planned work areas, including any available drawings or past utility notes  

  • Walking the site to understand where digging will occur  

  • Using locating tools to detect and trace different types of buried utilities  

  • Marking found lines on the ground with paint or flags so crews can adjust plans accordingly  

  • Documenting findings when needed for longer or multi-phase projects


For homeowners, property managers and landscapers, benefits include:


  • Lower risk of shock, gas leaks or water damage  

  • Fewer unexpected repairs to damaged lines and systems  

  • Less chance of project delays while waiting for emergency fixes  

  • Reduced likelihood of problems with neighbors where shared lines are present


Private locating is usually quick compared to the full scope of a summer project and can be scheduled around contractor timelines.


Planning a Safe Summer Digging Schedule in Oregon


A straightforward planning order for most outdoor projects is:


  1. Design the project.  

  2. Call 811.  

  3. Arrange private utility locating for areas that 811 does not cover.


Oregon properties have a mix of soil types, from heavy clay to rocky ground. By summer, soil is often dry and compacted, which can lead crews to use heavier equipment or dig deeper to set posts and trenches. At the same time, irrigation lines may be running daily, and wildfire safety concerns mean damaged power lines pose additional risk.


Timing tips for safer digging:


  • Plan ahead for busy midsummer contractor schedules  

  • Build in time for both 811 and private locating before excavation  

  • Recheck utilities when plans change and new dig areas are added


On multi-phase projects or large sites, scheduling re-locating after major grading changes, soil movement or when a new contractor begins work on a different area helps keep markings accurate.


Schedule Utility Locating Before You Break Ground


Before work starts, review your list of summer projects and flag anything that involves digging, trenching or deep staking. Even small upgrades, such as a few new trees along a driveway or posts for a small privacy screen, can intersect buried lines.


Relying on memory of where something was buried years ago, or guessing how a previous owner ran power to a shed, can create safety and repair issues. Using 811 together with private utility locating provides a clearer picture of underground conditions.


Advanced Underground Utility Locating Inc. provides underground utility locating and mapping for public and private utilities across our Oregon service area, helping projects proceed more safely and with fewer surprises for homeowners, property managers and contractors.


Get Started With Your Project Today


Before you break ground, protect your crew and your schedule with our expert private utility locating services. At Advanced Underground Utility Locating Inc, we use advanced technology and experienced technicians to identify underground lines that public locators do not cover. Share your project details and timelines, and we will tailor a locating plan that fits your specific site conditions. Have questions or need a quote right away? Simply contact us and we will respond promptly.

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