Bp-20 Plaster Drywall Fireproofing And Ceilings

BP-20 PLASTER, DRYWALL, FIREPROOFING and CEILING SYSTEMS SCOPE OF WORK DESIGNATED 50% CBE SUBCONTRACTING SET-ASIDE REQUIREMENT DEFINITION OF PROJECT AREA: The Scope of Work includes the plaster, drywall, metal stud partition framing systems and drywall and acoustical ceiling systems at the Georgetown Neighborhood Library which is located at 3260 R Street, NW, Washington, DC. PLASTER, DRYWALL, METAL STUDS, FIREPROOFING AND CEILING SYSTEMS Contractor shall be responsible for labor, material and equipment for all new metal stud partition framing systems, light gage framing systems, sprayed fire proofing systems, inwall insulation, drywall sheathing, ceiling systems, plaster and ornamental plaster work at the existing building and the new addition as indicated in bid documents (100% Final Construction Drawings and Specifications dated July 9, 2009). Available on CD. Work includes but is not limited to the following specification sections Division 1 – General Requirements Division 5 – Metals 05400 Light Gauge Framing Division 6 – Wood And Plastics 06105 Miscellaneous Carpentry (As applicable to your work) 06160 Sheathing (As applicable to your work) Division 7 – Thermal and Moisture Protection 07210 Building Insulation (As applicable for your work) 07811 Sprayed fire resistive Materials 07920 Joint Sealants (As applicable to your work) Division 9 – Finishes 09111 Non-load-bearing Steel Framing 09215 Gypsum Veneer Plaster 09250 Gypsum Board 09265 Gypsum Board Shaft-wall Assemblies 09512 Acoustical Tile Ceilings

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Furnish and install metal stud framing and furring in sizes, gauges and spacing as indicated by partition types. Design, furnish and install light gauge framing for roof and crickets between support structural steel and the exterior bearing walls in a fashion that supports the roof loads in the profiles shown. Provide professional engineered and stamped drawings and calculations for review. This work must be coordinated & sequenced with construction of the new roof deck & steel framing as well as the demolition of the

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temporary roof structure so as to protect the existing historic fabric of the building and its contents. Furnish and install light gauge framing for exterior wall, dormers and cupola Roof sheathing. (SEE Item 2 Above.) Wall sheathing including building wrap Framing and sheathing for mechanical room floor. (See Detail 08/A3.14). Furnish and install the building sound and batt insulation where shown and as indicated including but not limited to walls, ceilings and roof. Furnish and install furring and rigid insulation as shown (See Detail 07/A-3.20.) Furnish and install sprayed fireproofing as shown and specified. Furnish and install gypsum board as specified for partition and ceiling systems. Furnish and install plaster to repair damaged or missing portions of existing plaster. Feather and blend to provide indiscernible transition from new to historic. Furnish and install specified acoustical tile ceiling systems, and any specialty ceilings. Provide fire-rated shaft-wall systems as indicated for elevator or stair shafts. Provide and install in-wall blocking supports for other trades wall hung work as required. Install access panels furnished by the mechanical and electrical trades that are required for access to their work. Provide fire safing and caulking for penetrations through the work Hoisting as required for this work. Provide any Independent Testing & Inspection Services required for this Work, including materials testing and inspections; During the period of this work, contractor agrees that all employees must be experienced in performing the work. Contractor shall coordinate this work with other work in progress. The Contractor shall ensure that no elements determined to be unstable are left unsupported. Any and all required structural bracing for structural systems to remain shall be included in this scope of work. Contractor shall remove and transport debris resulting from erection operations and materials to site disposal area. Recyclable materials shall be separated and stored or stockpiled without intermixing with other surplus materials before transporting to recycling facilities in accordance with a recycling program consistent with the Project LEED Certification Program. Contractor shall comply with all identified performance and specification requirements to achieve LEED points toward the Silver certification goal as indicated in the bid documents.

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Contractor shall take all necessary precautions to avoid damage to all existing and completed construction in place. It is Contractor’s responsibility to read the Hazardous Materials Survey Report for Georgetown Neighborhood Library, including the July 8th 2008 addendum. Contractor shall submit bids detailing their proposed means, methods and schedule for this scope of work. Provide labor for incidental project clean-up Provide miscellaneous temporary protection of existing conditions during construction as specifically specified herein and OSHA safety barricades, rails and floor coverings, for this Work. Engineering, site survey and layout for this Work including any required field measurements. Provide monthly Project construction progress documentation & photographs, including existing building pre-construction condition documentation. Contractor shall leave the workplace in a clean and presentable condition ready for subsequent trades and prepared for finishes as specified. Submittals will be required for approval prior to execution of the work.