A lot of work goes into maintaining historic buildings. Periodically, these precious landmarks must be repaired. Further, the old masonry work needs cleaning periodically. The key part of the task is finding the right contractor. Indeed, this is not a job for just any company. The contractor must have experience in masonry restoration and preservation. These companies offer a wide range of services from cleaning to waterproofing. First, they will visit the site and conduct an evaluation.
The major restoration companies are leaders in the industry. They tackle jobs like historic building restoration in Philadelphia, PA. After the evaluation, the contractor prepares an itemized proposal for the work that must be done. Next, they meet with the building’s owner to develop a budget. Work begins once everything is approved. There are some indications that a major restoration is necessary. For instance, there may be cracks in the mortar. Likewise, the bricks may be dirty or changing color. Most of this damage occurs over time when water gets trapped in the masonry. Likewise, historic buildings can have foundation problems.
Historic buildings should be cleaned before repairs are made. Experts in historic building restoration in Philadelphia, PA explain the building must be cleaned gently. Indeed, using water is the best way. Different water methods include pressure washing and washing with water and a cleaner. Contractors usually start washing buildings with low pressure, which is increased as they progress. Some contractors use a mild acid cleaner mixed with water. Acid cleaners can be used on various stones including unglazed brick and terra cotta.
A common method used in restoration is called tuck-pointing. Basically, the old mortar and some stones or bricks are removed. Experts recommend doing the whole building or side of a building at once. They want the masonry to look uniform when the work is complete. Often, the crumbling mortar has to be ground out so the building must be secured. Contractors construct wall anchors and attach them with a bolt. A lot of time and money goes into historic restoration. For the best results, look at samples of the contractor’s work before signing a contract. For more info, visit the website.
