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ARCHITECTS
CONSULTING ENGINEERS
RESTORATION ENGINEERS
PARKING GARAGE DESIGNERS
 
NATIONAL INSTITUTE OF ENVIRONMENTAL HEALTH AND SCIENCES BUILDING
TRIANGLE PARK, NC
 
 
CLIENT
NATIONAL INSTITUTE OF ENVIRONMENTAL HEALTH AND SCIENCES
 
 
 
SCOPE OF SERVICES
  • Condition Assessment

  • Structural Design - Restoration

  • Architectural Design

  • Construction Administration / Observation

 
 
 
PROJECT TEAM
VP Samy, P.E.
Nabeel Raazi, P.E.
 
 
 
O&S Associates provided Engineering Services to the National Institute of Environmental Health Sciences for the renovation of the plaza and the restoration of the exterior façade.
The Plaza work consisted of:
The removal of existing topping, waterproofing of the plaza slab and placing stamped concrete topping.
The Exterior Façade Envelope consisted of:
- swing stage set-up and removal
- Patch repairs of existing precast panels, cast-in-place façade concrete and masonry façade.
- Replacement of existing joint sealants at precast panels, facade control joints, cove joints and other existing sealed location on the façade. Existing backer rods shall be removed and replaced. Substrate surface shall be cleaned to the satisfaction of the sealant manufacturer.
- Replace existing sealants at window frame/concrete. Replace window glazing sealants.
- Pressure wash cleaning of entire façade
- New penetrating sealer on precast panels, CIP walls, masonry walls and other cementitious façade surfaces.