Stabilize bulging North Tower ParapetStabilize bulging North Tower Parapet
Condition: At the north bell tower parapet, bulged and displaced brick and terra cotta units are visible. FIX, Short Term: Install a combination of stainless steel straps and galvanized reinforcing mesh over walls and upper water tables. Galvanized reinforcing mesh anchored to wall with ¼” diameter tapping screws and washers. Straps and reinforcement mesh should be left in place and conditions monitored annually until long term repairs are installed.
Long Term Recommendation: Remove and rebuild parapets similar to the south bell tower repair project.
Estimate of cost of short term fix: $12,000