Author Archives: Admin

St. Astier Natural Hydraulic Lime for Historic Restoration, Conservation and New Build Projects

Prior to the 1940’s many brick and stone buildings were constructed with lime and sand for mortar. Many times these limes were inadvertently hydraulic limes. The lime putty used may have had a hydraulic set because of impurities in the limestone when a limestone contained various degrees of reactive silica and was burned along with […]

Lime as a Green Build Material

Here’s How St. Astier Natural Hydraulic Lime (NHL) Plays An Important Role In Construction As A Green Build Material. St. Astier is a 100% natural product and does not contain any additives. It is one of the greenest materials used in construction. This is due to its purity, its calcium carbonate composition, its longevity and […]

Restoring St. Patrick’s Cathedral

An Undertaking of Passion and Love LimeWorks.us is a big part of helping to restore a prominent landmark in New York City, St. Patrick’s Cathedral. The Cathedral was completed in 1878. Then in 1888 spires were added. The picture below is taken from near the top of one of one of the spires. The Cathedral […]

Another Successful Straw Bale Building with Natural Hydraulic Lime Plaster – Little Rock Arkansas

Straw bale construction is the best of both worlds, it is a green and sustainable way of building and can be affordable with low maintenance and amazing insulation that will help keep energy prices low. Natural Hydraulic Lime is crucial for success when building with straw bales. Two factors that make Natural Hydraulic Lime so […]

Limelight on the Restoration of the Rotunda at the University of Virginia

The University of Virginia is the only US university with a World Heritage designation, it’s conservation is of the utmost importance and is currently undergoing the largest restoration campaign in decades. Matt Wolf and his team from Centennial Preservation are currently working on the repointing and window repairs for the Rotunda at Thomas Jefferson’s Academical […]

Chemistry of Lime Mortar – Neighborhood Preservation in Philadelphia

The Chemical Heritage Foundation released an episode of their award winning podcast Distillations.  In this episode, Randy Ruth, formerly of LimeWorks.us, discusses the chemistry behind lime mortar, historic masonry buildings and the ongoing efforts to preserve one of the finest works of notable Philadelphia architect, Frank Furness. The 19th Street Baptist Church located in South Philadelphia […]

Repointing the First Congregational Church Hudson, OH – A Restoration Success

Here’s a brief summary of the project at the First Congregational Church of Hudson (OH) project by John Burnell, Principal, Mason’s Mark LLC. The church was originally built in 1865 in historic Hudson, Ohio. It was repointed several decades ago with a cement-based mortar and started to develop brick deterioration problems in both interior and […]

Repair Campaign at the Rotunda, University of Virginia Restores with Lime

We’re so proud to be part of an incredible restoration campaign currently taking place at the University of Virginia. The Rotunda is the focal point of Thomas Jefferson’s Academical Village at UVA and we have the pleasure of supplying our Ecologic™ Mortar for the repointing campaign. Below is an excerpt from the university’s website explaining the […]

Historic Lime Stucco and Plaster Repair in New Jersey

The Technical Install Team of LimeWorks.us was called in to reverse some of the inappropriate finish that had occurred over the years at this Historic New Jersey home. When the team arrived they found this 19th century brick home covered in layers of peeling latex paint and years of well meaning repair attempts using harmful […]