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HDCSA2020-0088

HDCSA2020-0088

Historic District Council

File Closed

09/15/2020

Work described below will be executed by Specialized Property Services, Inc. (â€oeContractor†). These are repairs to the building envelop to solve water intrusion problems. No changes are to be made to the exterior appearance of the building. Concrete Coping and Exterior Brickwork Inclusions 1. Repointing of approximately 1000 SF of the original brick masonry with a custom formulated mortar to match the existing historic mortar in strength, color, and appearance. Full petrographic mortar analysis of existing mortar on the historic portion of the building. 2. Repointing of all exposed joints on the concrete coping on the original portion of the building. 3. Thorough cleaning of all brickwork after the repointing work is completed and cured. 4. Clarifications 5. The exterior walls will be inspected and marked with chalk at all areas in need of repointing. 1000 SF has been included in the bid based on our evaluation of building. 6. All grinding will be done in accordance with OSHA’s Silica Control Guidelines, utilizing grinders outfitted with dust shrouds and vacuums. D: Water Repellent Inclusions 1. Apply 2 coats of Evonik Protectosil Chem-Trete BSM 400 Water Repellent to all brick masonry. 2. Manufacturer to provide up to a 20-year Labor and Material warranty. E: Lintel Repair Inclusions 1. Replacement of ten (10) deteriorated steel lintels with new HDG Steel Lintels. 2. SPS to shore walls during the replacement, and to provide protection of the interior spaces, and windows. Clarifications 1.Repairs to the interior space related to the deteriorated lintels are not covered in the scope of this item. F: Chimneys Inclusions 1. Repoint the two (2) northern chimneys from the roof line up. 2. Deconstruct and rebuild the central chimney from the roof up. 3. Add custom fabricated aluminum caps to all three (3) chimneys. 4. Caps to be a standard prefinished color from the manufacturer’s color chart. I: Window Expansion Joint Repair Inclusions 1. Properly repair the failing expansion joints on the new windows located on the East wall adjacent to the main entrance. 2. SPS to consult with Miranda Architects on the design of the repair. 3. Owner to approve the final aesthetic of the repair.