Independence Hall National Park Facade Stonework Restoration

The Tradesmen Group LLC (TTG) was selected by the National Park Service to undertake the rehabilitation and preservation of the stonework on the north façade of Independence Hall in Philadelphia, PA.

Independence Hall National Park Street View 2

Independence Hall National Park Street View

This project involved the restoration of one of America’s most iconic and historically significant buildings, a UNESCO World Heritage Site.

Masonry Restoration

Repointing of failed and deficient mortar joints in:
- Brick masonry
- Stone masonry
Stone fracture repairs
Stone patch repairs
Cleaning of soiled masonry, including specialized poultice treatments
Limited stone replacement with matching materials

Specialized Repairs

Installation of new lead sheet flashing on window keystones
Replacement of iron stone cramps in the north entrance stone steps with new molten lead

The Tradesmen Group demonstrated its high-level expertise in historic preservation throughout this prestigious project. Our team’s ability to work on a World Heritage Site underscores our commitment to excellence and our respected position in historical restoration.

This project showcases TTG’s capacity to:

Execute meticulous restoration work on structures of immense historical importance
Employ a range of specialized techniques in stone and brick masonry restoration
Integrate period-appropriate materials and methods, such as lead flashing and molten lead for cramping
Adapt modern preservation techniques to meet the unique needs of 18th-century architecture

The Independence Hall restoration project highlights TTG’s role in preserving America’s most treasured historical landmarks. Our work ensures that this symbol of American independence will continue to inspire future generations, combining skilled craftsmanship with a deep respect for historical integrity and significance.