When Buildings Are “Printed”: What Walmart’s 3D-Construction Push Could Mean for Property Risk and Insurance

Inspired by CNBC reporting (Dec. 10, 2025) on Walmart’s expanding use of 3D-printed construction in commercial real estate, including collaboration with materials partners. Reference article: https://www.cnbc.com/2025/12/10/walmart-sika-3d-printed-real-estate.html

Why This Matters To Property Owners and Tenants

3D printing is moving from pilot projects into real commercial sites. When construction methods change, insurance questions follow: how the building holds up over time, how repairs happen after a loss, and how carriers underwrite the risk.

What’s Actually Being 3D Printed?

Most commercial projects described as “3D-printed construction” still use traditional methods for many components. Typically, the printed scope focuses on wall systems produced with a robotic printer and specialized concrete mixes, while roofing, mechanicals, electrical, plumbing, and finishes are installed conventionally.

Why The Trend Is Accelerating

For large retailers and developers, the appeal usually comes down to:

• Speed: faster wall-build cycles once design, approvals, and site prep are complete.
• Labor efficiency: fewer hands needed for certain phases, with more reliance on specialized operators and QC.
• Repeatability: the potential to standardize building components across multiple locations.
• Waste reduction: optimized material use can reduce waste compared to some traditional approaches.

From an insurance perspective, each benefit has a corresponding question: does the process increase quality and consistency, or does it introduce new failure points that need additional controls?

The Insurance Angle: What Changes When The Construction Method Changes

Builders Risk and Course-Of-Construction Exposure May Look Different

If you’re building or expanding, 3D-printed components can change:

• Who is responsible for what (printer operator vs. GC vs. engineer vs. material supplier).
• The timing of high-value exposure during construction (speeding up the wall phase can shift when costly components are delivered and concentrated on-site).
• Special equipment exposure (printers, pumps, proprietary systems, and downtime risk).

Action Item: make sure your Builders Risk policy and contract requirements clearly reflect the delivery method and define how rework or reprinting is handled if the printed portion must be replaced.

Design and Liability Can Overlap

3D printing relies heavily on digital models, sequencing, and material performance. If something goes wrong, disputes may revolve around whether the issue was engineering, printer programming, material mixing, curing conditions, or inspection oversight.

Action Item: review contracts for clear allocation of design responsibility and confirm appropriate liability coverage is carried by the parties whose decisions can create or prevent loss.

Property Underwriting Still Focuses On Fundamentals, But Documentation Is Key

Carriers will still underwrite the basics: occupancy, fire protection, location hazards, and maintenance. But newer methods may trigger additional questions about code compliance, testing, warranties, and repairability.

Action Item: keep a clean file of permits, inspection sign-offs, material specifications, and warranties. If you can explain how repairs are performed, underwriting is typically smoother.

Claims May Hinge On Repair Pathways

Many common losses remain the same (water damage, vehicle impact, roof leaks, fire). The difference may be the repair process: contractor availability, compatible materials, and whether a damaged section can be patched or must be rebuilt.

Action Item: ask up front, “If this wall is damaged, who repairs it, what materials are required, and what are the lead times?”

A Practical Checklist Before You Build, Buy, or Lease

Construction and Compliance

• What portions are 3D printed (exterior walls, interior partitions, other structural elements)?
• Which codes and standards were followed, and who inspected the printed work?
• What inspection reports exist for future reference?

Contracts And Responsibility

• If there’s a defect or failure, who is responsible: engineer, GC, printer operator, or supplier?
• What warranties are provided on printed elements, and what is excluded?

Insurance Coordination

• Does the Builders Risk policy reflect the printed construction method and the project schedule?
• Do key parties carry the right liability coverage for their role?
• If you’re a tenant, does the lease clearly define who insures improvements and who restores what after a loss?

Claim Readiness

• Who is the approved repair contractor network for printed components?
• What are realistic lead times for specialty labor and materials?
• Is there a written repair protocol that can be shared with your insurer?

What To Expect Next

When new building methods scale, insurance typically follows a familiar path: early caution and heavier documentation, then improved comfort as standards mature and real loss experience accumulates. Organizations with strong quality control, repeatable processes, and clear repair plans tend to fare best.

Bottom Line

3D-printed commercial construction is not just a construction story; it’s a risk management story. If you’re expanding, investing, or signing a lease, treat 3D printing as a due diligence category: maintain all records, clarify responsibility, and align contracts and coverage before the first print begins.

Your Needs, Our Priority.

This article is for general educational purposes only. Coverage depends on carrier underwriting, policy language, and the facts of each situation. Please consult a licensed insurance professional regarding your specific needs.