Lincoln Irrigation Backflow: Identify the Assembly First

Document the System and Its Added Equipment

Lincoln Water System’s service manual discusses lawn-irrigation backflow protection and identifies a testing exception for certain lawn systems without booster pumps or chemical injection. The available manual is dated April 2022. Ask the utility to confirm the current treatment of your actual arrangement, particularly if a contractor proposes adding equipment or changing the system’s use.

Photograph the assembly label and surrounding piping without dismantling it. Tell the provider about pumps, fertilizer or chemical equipment, alternate water sources, and any known modifications. Ask the technician to identify the assembly type and note missing information. A device’s appearance or the presence of sprinklers alone should not be used to decide whether a particular exception applies.

Resolve Testing Requirements with the Utility

The utility’s cross-connection-control pages provide testing resources and reporting information. Use them to ask who may perform any required test, what record must be submitted, and how the utility tracks the assembly. General testing language should be read alongside the system-specific provisions, not treated as proof that every residential irrigation configuration has identical obligations.

If you receive a notice, share it with the contractor and ask for a scope that addresses the identified assembly. Keep the test report distinct from a general sprinkler startup invoice. Where a test fails or the device cannot be identified, request the findings and proposed corrective work before authorizing replacement. Ask how successful completion will be documented to the utility.

Coordinate Repair with Landscape and Seasonal Work

Have the irrigation provider explain access, shutoff arrangements, drainage of the work area, and any landscape removal needed. Discuss seasonal operation and protection using the equipment instructions and local professional advice. Do not assume an assembly can be relocated, enclosed, or buried simply to make the garden look cleaner. Ask which installation conditions must remain accessible.

If trenching is included, arrange utility location and identify private services before digging. Separate sprinkler-head adjustments, zone repairs, supply piping, and backflow work in the estimate. The homeowner should be able to see which task resolves the reported defect and which tasks are optional improvements. Record any permit or inspection coordination the contractor is taking on.

Build a Record That Survives the Next Service Visit

At completion, obtain the assembly identification, location, service findings, replaced parts, and any test or submission confirmation. Ask the provider to show normal controls and explain when further service is needed. Keep photographs before landscaping is restored so future technicians can locate the installation without unnecessary digging or removal of planted areas.

If the system later gains a booster pump, chemical injection, or a different supply arrangement, ask the utility to reassess the requirements before the change. Avoid carrying an old exception forward without checking whether its conditions still exist. Store the records with irrigation drawings and seasonal service information. That makes the next conversation about compliance and repair specific to the installed system.

Sources And Local Resources

Official sources checked October 17, 2026. Confirm current requirements with the authority responsible for your property.

• City of Lincoln Water Service Manual (April 2022)Lincoln 2022 water-service manual includes lawn-irrigation testing exception tied to absence of booster pumps and chemical injection.
• Backflow Testing Resources – City of Lincoln, NECurrent Lincoln Water System testing and reporting resources for cross-connection control.