Our Workmanship Guarantee

Documented Assurance for All New Sewer and Water Main Installations

Underground utility work is a structural component of the property. Failure, improper connections, or incorrect installation can cause basement flooding, soil washout, repeated backups, and enforcement action.
Lady Liberty Contracting Corp issues a written workmanship guarantee on all new water main installations, full service line replacements, new sewer installations, and full sewer replacements.
Guarantee covers workmanship, method, connection integrity, and code-compliant execution.

Businessman reviewing guarantee document for sewer and water main installation at desk in office, contract assurance concept.

What the Guarantee Covers

Water Main Installations

Coverage for new copper service line installation workmanship.

Sewer Line Installations

Coverage for new extra-heavy cast iron or PVC sewer installations.

Connection Integrity

Proper tap, curb valve, trap, and joint performance.

Code-Compliant Execution

Workmanship ensuring compliance with NYC DEP, DOT, and DOB requirements.

What the Guarantee Does NOT Cover

Third-Party Damage

Damage caused by unrelated contractors or utility companies.

Ground Movement or External Events

Soil shifting, vehicle impact, or street collapse unrelated to installation.

Internal Plumbing Issues

Failures inside the building not connected to the new installation.

Misuse, Neglect, or Non-Code Modifications

Unapproved alterations performed after installation completion.

Construction workers using excavator for sidewalk repair, safety cones, and barriers in residential street, August 2024.

Get Started Today

Call (718) 965-3500

How the Guarantee Process Works

1Provide Project Identification

Owner submits job address and completion date.
Guarantee is matched to recorded field documentation.

2Site Evaluation

Crew evaluates whether the issue is:

  • A workmanship-related condition

  • A material failure

  • A third-party or unrelated plumbing issue

  • External structural or soil movement

Guarantee applies only if failure stems from installation workmanship.

3 Corrective Work (If Covered)

Corrective measures executed with no additional workmanship cost.
Stringent documentation and updated photos added to project records.

4Final Verification

Pressure test (water) or functional flow test (sewer) completed to confirm corrective success.
Owner receives updated guarantee confirmation.

Why Written Guarantees Matter for NYC Property Owners

Proof of Code-Compliant Installation

Direct evidence of DEP- and DOB-accepted execution.

Long-Term Property Stability

Reduces long-term financial exposure to underground failures.

Support for Resale and Insurance

Guarantee documents serve as proof of new installations.

Contractor Accountability

Ensures corrective responsibility without dispute.

Workmanship Guarantee FAQs

How long does the guarantee last?

Length depends on installation type. New water and sewer installations carry a multi-year workmanship term.

No. Guarantee applies to new full installations or full replacements, not small localized repairs.

 

Manufacturer warranties for pipe and fittings apply separately. Workmanship guarantee covers installation method.

 

DEP does not mandate them, but they strengthen compliance documentation.

Yes. Documentation can be provided to future owners.


 

Request Workmanship Guarantee Information

Obtain verified documentation for all new sewer and water installations. Protect long-term property stability with guaranteed workmanship.