Youghiogheny Resource Managers Building Siding Replacement

Youghiogheny Resource Managers Building Siding Replacement. USACE, Pittsburgh District, has an upcoming requirement to replace the siding of the Resource Managers Office at Youghiogheny River Lake. The work described herein shall be performed at the Youghiogheny Resource Managers Office (RMO) building located within the Youghiogheny River Lake project area in Confluence, Pennsylvania. The building currently serves as administrative office space for the U.S. Army Corps of Engineers. The RMO building was constructed in 1986 and is a multi-level, timber-framed structure built into the hillside overlooking the impoundment side of the dam. The exterior walls consist of 2x6 wood stud framing with 6-inch fiberglass batt insulation (R-19, foil-faced). Interior partitions consist of 2x4 wood studs with 1/2-inch gypsum wallboard. The existing exterior wall assembly consists of 1/2-inch asphalt-saturated fibrous sheathing with 5/8-inch cedar-faced T1-11 plywood siding, for a combined nominal thickness of 1-1/8 inches. Exterior trim and fascia consist of various widths of cedar lumber. The building is supported by cast-in-place concrete footings and 12-inch concrete masonry unit (CMU) foundation walls. The rear wall section and balcony framing are supported by 4 feet-0 inches wide by 5 feet-0 inches deep concrete footings, laminated wood columns (8-3/4 inches x 15 feet-0 inches), and laminated wood beams (8-3/4 inches x 15 feet-0 inches).This project consists of the removal and replacement of the existing exterior wall cladding system. The Contractor shall remove and dispose of the existing T1-11 siding and 1/2-inch asphalt-saturated fibrous sheathing in their entirety. The Contractor shall furnish and install a new exterior wall assembly consisting of 1/2-inch APA-rated structural wood sheathing, a continuous weather-resistive barrier (WRB), 3/8-inch nominal preservative-treated wood furring strips, and 5/16-inch fiber cement lap siding in accordance with manufacturer...