Attachment 1 - Specifications.pdf

1. GENERAL REQUIREMENTS

1.1. GENERAL

This work is located at the Pittsburgh Engineering Warehouse and Repair Station, 3500 Grand Ave, Pittsburgh, PA 15225. The site may be reached from state and local roads and streets. The general description of the work is to furnish all equipment, labor of work, supervision, and materials necessary to complete the work as shown and as specified.

The work includes the replacement of ceiling drop tiles; cleaning of the ceiling tile grid;

replacement and standardization of lighting covers and bulbs; replacement of HVAC diffusers and return grating; removal of existing carpet and baseboards throughout the area; installation of carpet tiles & baseboards; replacement of interior doors; installation of locks on interior doors;

removal and replacement of receptacles wall plates and switch plates; removal of wallpaper and wood paneling; minor repairs of damaged drywall; painting of walls, ceilings, and access hatches; and disassembly, movement, and reassembly of office furniture, furnishings, and cubicles as required to perform all tasks. These items shall include all other work required to complete the work as specified herein.

The Contractor shall perform all work as indicated in the specifications utilizing the best standards of performance and construction for the respective trades. The Contractor shall utilize personnel who are thoroughly trained and familiar with the indicated requirements and the methods needed for proper performance of work. The Contractor shall coordinate construction to ensure uninterrupted progress and to provide an accurate fit between the works of all trades. The Contractor shall provide all equipment and materials necessary to complete the work as shown and as specified.

1.2. MEASUREMENT AND PAYMENT

Payment shall include all costs of labor, materials, supplies, equipment, supervision, cleanup, and other costs of completing the work as specified.

Payment Item – Office Updates

1.3. SAFETY

All work shall be performed in accordance with the Corps of Engineers Safety Manual EM385- 1-1.

Latest version is available online at https://www.publications.usace.army.mil/USACE- Publications/Engineer-Manuals/.

The Contractor shall complete and submit the Accident Prevention Plan (separate attachment) included with this specification. The Contractor shall be responsible for determining the measures necessary to safely contain all dust and debris to the confined work area. The following specific Personal Protective Equipment shall be required under this contract:

Safety Shoes - All employees engaged in construction operations shall wear safety shoes meeting the requirements of EM 385-1-1, Section 05.E.

Protective Eyewear - All workers on the site shall wear, as a minimum, protective eyewear meeting the requirements of EM 385-1-1, Section 05.A. Additional eye protection may be required in accordance with the requirements of EM 385-1-1, Section 05.B.

Hearing Protection - Hearing protection shall be provided for workers in accordance with EM 385-1-1, Section 05.C.

Head Protection - Head protection shall be provided for workers in accordance with EM 385-1-1, Section 05.D

1.4. QUALITY CONTROL

The quality control system shall consist of plans, procedures, and organization necessary to produce an end product which complies with the contract requirements, covers all construction operations, both onsite and offsite, and be keyed to the proposed construction sequence. The project superintendent will be held responsible for the quality of work and is subject to removal by the Contracting Officer.

The Contractor shall complete and submit a Quality Control Plan to include all the items within this specification.

1.5. REFERENCE DRAWINGS

Reference drawings are included with these specifications that show existing conditions to the best knowledge of the Government. The Government cannot guarantee the accuracy of the dimensions, elevations, and features shown on reference drawings and it shall be the responsibility of the Contractor to verify all dimensions by measurements in the field. The Contractor shall verify dimensions before laying out the work. The Contracting Officer shall be notified of any discrepancies prior to commencing work.

1.5.1. Description of Existing Conditions

1.5.1.1. Shared Office Spaces – Approx. 2,000 SF

Items included in these areas are replacement of ceiling drop tiles; cleaning of the ceiling tile grid; replacement and standardization of lighting covers and bulbs;

replacement of HVAC diffusers and return grilles; removal of existing carpet and baseboards throughout the area; installation of carpet tiles & baseboards; removal and replacement of receptacles wall plates and switch plates; minor repairs of damaged drywall; painting of walls and access hatches; and disassembly, movement, and reassembly of office furniture, furnishings, and cubicles as required to perform all tasks. Representative photographs showing the existing conditions are attached at the end of the specifications. As required under paragraph “Protection of Government Property”, the Contractor shall protect the materials that are to be reused at the end of the contract from damage during construction.

1.5.1.2. Section Chiefs Office – Approx. 150 SF

Items included in this area are replacement of ceiling drop tiles; cleaning of the ceiling tile grid; replacement and standardization of lighting covers and bulbs; replacement of HVAC diffusers and return grilles; removal of existing carpet and baseboards throughout the area; installation of carpet tiles & baseboards; replacement of interior doors; installation of locks on interior doors; removal and replacement of receptacles wall plates and switch plates; removal of wallpaper and wood paneling; minor repairs of damaged drywall; painting of walls; and movement and reassembly of office furniture and furnishings as required to perform all tasks. As required under paragraph “Protection of Government Property”, the Contractor shall protect the materials that are to be reused at the end of the contract from damage during construction.

1.5.1.3. Computer Lab – Approx. 175 SF

tile grid; replacement and standardization of lighting covers and bulbs; replacement of HVAC diffusers and return grilles; removal of existing carpet and baseboards throughout the area; installation of carpet tiles & baseboards; replacement of interior doors; installation of locks on interior doors; removal and replacement of receptacles wall plates and switch plates; removal of wallpaper and wood paneling; minor repairs of damaged drywall; painting of walls; and movement and reassembly of office furniture and furnishings as required to perform all tasks. Representative photographs showing the existing conditions are attached at the end of the specifications. As required under paragraph “Protection of Government Property”, the Contractor shall protect the materials that are to be reused at the end of the contract from damage during construction.

1.5.1.4. Conference Room – Approx. 250 SF

tile grid; replacement and standardization of lighting covers and bulbs; replacement of HVAC diffusers and return grilles; removal of existing carpet and baseboards throughout the area; installation of carpet tiles & baseboards; replacement of interior doors; removal and replacement of receptacles wall plates and switch plates; removal of wood paneling; minor repairs of damaged drywall; painting of walls; and disassembly, movement, and reassembly of office furniture and furnishings as required to perform all tasks. Representative photographs showing the existing conditions are attached at the end of the specifications. As required under paragraph “Protection of Government Property”, the Contractor shall protect the materials that are to be reused at the end of the contract from damage during construction. At the Contractor’s option, the items may be temporarily removed and later replaced after the remodel is completed.

1.5.1.5. Hallway – Approx. 200 SF

tile grid; replacement and standardization of lighting covers and bulbs; replacement of HVAC diffusers and return grilles; removal of existing carpet and baseboards throughout the area; installation of carpet tiles & baseboards; removal and replacement of receptacles wall plates and switch plates; minor repairs of damaged drywall; painting of walls and ceilings; and movement and reassembly of office furniture and furnishings as required to perform all tasks. Representative photographs showing the existing conditions are attached at the end of the specifications. As required under paragraph “Protection of Government Property”, the Contractor shall protect the materials that are to be reused at the end of the contract from damage during construction.

1.5.1.6. 2nd Floor Stairwell Landing – Approx. 100 SF tile grid; replacement and standardization of lighting covers and bulbs; removal of existing carpet and baseboards throughout the area; installation of carpet tiles & baseboards; replacement of interior doors; removal and replacement of receptacles wall plates and switch plates; minor repairs of damaged drywall; and painting of walls. Representative photographs showing the existing conditions are attached at the end of the specifications. As required under paragraph “Protection of Government Property”, the Contractor shall protect the materials that are to be reused at the end of the contract from damage during construction.

1.6. PROJECT SUBMITTALS

Government approval is required for submittals with a "G" designation; submittals not having a "G" designation are for Contractor Quality Control approval. The Government reserves the right to require the Contractor to resubmit any item found not to comply with the contract. This does not relieve the Contractor from the obligation to furnish material conforming to the plans and specifications. It will not prevent the Contracting Officer from requiring removal and replacement of nonconforming material incorporated in the work.

All Contractor data submissions shall be submitted electronically to:

Derek.T.Callihan@usace.army.mil

All Contractor hardcopy submittals shall be submitted to:

Derek T Callihan Pittsburgh Engineering Warehouse and Repair Station 3500 Grand Avenue Pittsburgh, PA 15225

1.6.1. Preconstruction Submittals

1.6.1.1. Quality Control Plan (QCP); G

The Contractor shall complete and submit a Quality Control Plan for Government review.

The Contractor shall provide competent and qualified personnel to superintend and maintain the quality of the work. The quality control system shall consist of plans, procedures, and organization necessary to produce a product that complies with the contract requirements. The plan shall cover all construction operations, both onsite and offsite, and be keyed to the proposed construction sequence. The Contracting Officer and their designated representatives reserve the right to conduct any inspections or perform any tests deemed necessary at any time during the execution of the contract to determine conformance with the requirements of these specifications.

1.6.1.2. Accident Prevention Plan (APP); G

The Contractor must prepare a written site-specific APP according to the requirements specified in the Accident Prevention Plan paragraph.

1.6.1.3. Activity Hazard Analysis (AHA); G

The Contractor shall submit an Activity Hazard Analysis for each work activity in accordance with the requirements specified in the Risk Management paragraph.

1.6.1.4. Project Schedule; G

A project Schedule must be provided in Excel format and updated as necessary or as required by the COR. The schedule must be submitted 2 weeks after Notice to Proceed (NTP) and at least 2 weeks prior to the proposed start date.

1.6.1.5. Verification of Existing Conditions; G

The Contractor shall verify all dimensions and conditions in the field and shall advise the Contracting Officer of any discrepancy before performing any work. The Contractor shall submit a report with pictures, if necessary, to adequately document all existing conditions and identify any areas which are to be protected or preserved throughout the course of the work.

1.6.1.6. Site Access and Work Plan; G

Contractor shall submit for approval a written plan describing in detail all phases of construction including access to the site, movement of furniture or fixtures, demolition, and installation procedures. Plan shall address work sequencing, time projections, as well as how each step will be completed, controlled, and evaluated. All laydown areas for material or dumpsters shall be coordinated with the Contracting Officer or designated Government representative. The plan shall also address safety measures and record keeping. No work shall commence until the plan has been submitted and approved.

1.6.1.7. Waste Management Plan; G

The Contractor shall submit a waste management plan within 30 days after the notice to proceed for Government review. The Contractor shall identify all potential waste streams including any Construction and Demolition (C&D) material and debris. All materials removed in the performance of this contract shall become the property of the Contractor.

All disposal locations shall be properly permitted and commercially available for disposal of solid waste. The plan shall include details for how all solid waste generated in the performance of this contract will be handled and disposed of offsite in accordance with Federal, State and Local regulations. Revise and resubmit Plan as required by the Contracting Officer or designated representative. Approval of Contractor's Plan will not relieve the Contractor of responsibility for compliance with applicable environmental regulations.

1.6.2. Product Data Submittals

For all proposed materials to be furnished under this contract the Contractor shall furnish manufacturer’s descriptive literature or catalog cuts, illustrations, specifications, certificates, manufacturer’s instructions, and other data to show the proposed materials meet the specified requirements. All appropriate descriptive data shall be clearly indicated on the submittal.

The material submittals for the proposed work which are to be submitted for Government review at a minimum are as follows:

Carpet; G Baseboard; G Wall Plates; G Switch Plates; G Light Bulbs; G Light Covers; G Ceiling Tiles; G HVAC Diffusers; G HVAC Grilles; G Paint; G Doors; G Door Frames; G Locks; G Gypsum Board; G Joint Compound; G Adhesives; G

1.6.3. Sample Submittals; G

When providing samples, the Contractor shall provide a selection of samples for review and approval by the Government prior to installation. The samples must be representative of the proposed materials, including color, texture, and pattern, and should meet the project specifications. The Contractor is responsible for ensuring that the samples are delivered in a timely manner to allow for proper review and approval. The final selection will be subject to approval by the Government.

1.6.4. SD-11 Closeout Submittals

1.6.4.1. Warranty of Construction; G

The Contractor shall provide a one-year service warranty from the date of final acceptance against defects in workmanship. The Contractor shall also provide the manufacturer’s standard warranties for defects in parts and materials for items such as light fixtures and windows as applicable.

1.6.4.2. Solid Waste Management Records; G

Maintain records to document the quantity of waste generated; the quantity of waste diverted through sale, reuse, or recycling; and the quantity of waste disposed by landfill or incineration. All manifests and shipping documents are required to be submitted to the Contracting Officer or designated representative within 7 calendar days of the waste pick-up.

1.7. COORDINATION SITE VISIT AND POINTS OF CONTACT

Prior to procurement of any materials and/or commencement of any work being performed on site, the Contractor shall participate in a pre-work coordination site visit with the Contacting Officer Representative (COR). Site visits will be arranged between the hours of 8:30 AM and 3:30 PM, Monday through Friday, excluding Federal holidays. A site visit must occur no later than 30 days after official notice of Contract Award.

COR – Derek Callihan, Derek.T.Callihan@usace.amy.mil, 412-395-7633

1.8. PROJECT/SITE CONDITIONS

1.8.1. Work Areas

The work area is located in an active office space. The Contractor shall be fully responsible for determining the methods used to complete the work required under this contract including the transport and storage of materials and equipment to and from the work areas as well as the removal of waste materials from such spaces. The contractor shall perform all work in a manner that minimizes disruption to the office environment and personnel. The Contractor should maintain a clean and organized workspace throughout the course of the work.

1.8.1.1. Work Area Constraints

Unless otherwise approved by the COR, work shall be limited to one area at a time to minimize disruption of government functions.

1.8.2. Time of Performance

The Contractor shall confine all operations at the work site between the hours of 7:00 AM and 4:30 PM, Monday through Friday, unless otherwise approved. Work will not be permitted on weekends or Federal holidays unless otherwise approved.

1.8.3. Period of Performance

All work under this contract shall be completed not less than 90 calendar days after receipt of Notice to Proceed.

1.9. PROTECTION OF GOVERNMENT PROPERTY

The Contractor shall protect all government property during the performance of this contract. All damage to existing government property as a result of the Contractors work shall be repaired or replaced to the satisfaction of the Contracting Officer. Contractor shall not disturb existing sprinkler system heads, wi-fi boxes, etc. that are located on the ceiling. Where necessary, fixtures embedded in existing ceiling fixtures shall be transferred to the new ceiling fixtures with minimized disruption.

1.10. PROTECTION OF PERSONNEL

The Contractor shall insure that adequate measures are in place to protect workers and personnel from injury due to the operations being performed. All protective measures comply with the most recent edition USACE EM 385-1-1.

1.11. SECURITY REQUIREMENTS

1.11.1. General Security Requirements and Guidance

The security requirements described below apply to all contract personnel (including employees of the prime Contractor ("Contractor") and all subcontractor employees) supporting the performance requirements of this contract. The Contractor is responsible for compliance with these security requirements. Questions regarding security matters shall be addressed to the designated Government representative (e.g., Contracting Officer Representative (COR), Requiring Activity (RA) representative, or Contracting Officer (if a COR or other RA representative is not appointed)). Contract personnel are critical to the overall security and safety of US Army Corps of Engineers (USACE) installations, facilities and activities, and security awareness training contributes to those efforts. The Department of Defense (DoD) and Army security training requirements specified below, if applicable, are performance requirements; all applicable contract personnel shall complete initial training within 30 days of contract award or the date new contract personnel begin performance on the contract. Within five business days from the completion of training, the Contractor shall provide written documentation (e.g., email or memorandum) to the Government representative. The documentation shall include the names of contract personnel trained and which training they completed; the Contractor shall maintain training records as part of their contract files and be prepared to provide copies of training certificates to the Government representative. Contractor personnel and vehicles are subject to search when entering federal installations. Additionally, all contract personnel shall comply with Force Protection Condition (FPCON) measures, Random Antiterrorism Measures (commonly referred to as "RAMs'), and Health Protection Condition (HPCON) measures. The Contractor is responsible for meeting performance requirements during elevated FPCON and/or HPCON levels in accordance with applicable RA plans and procedures --this includes identifying mission essential and non-mission essential personnel. In addition to the changes otherwise authorized by the changes clause of this contract, should the FPCON or HPCON levels at any individual facility or installation change, the Government may implement security changes that affect contract personnel.

The Contractor shall ensure all contract personnel are aware of their security responsibilities, including any site-specific requirements identified in local policies or procedures.

The contractor and all associated subcontractors' employees shall comply with applicable installation, facility, and area commander installation and facility access and local security policies and procedures (provided by the Government Representative). The contractor shall also provide all information required for background checks to meet installation access requirements to be accomplished by the installation the USACE Security Office. Only those accessing Government Property will be required to comply with this section. The contractor workforce must comply with all personal identity verification requirements as directed by DoD, HQDA, and/or local policy. In addition to the changes otherwise authorized by the changes clause of this contract, should the Force Protection Condition (FPCON) at any individual facility or installation change, the Government may require changes in contractor security matters or processes. The contractor must submit the full name, Social Security Number, Date of Birth, and Place of Birth for all associated contractor or subcontractor employees to USACE Security: Ivan Russell, 412-395-7591, and Andrew Wasko, 412-395-7643, at the following mailbox: celrp-sm@usace.army.mil.

Attachment 6, Security Information Sheet, is to be completed in its entirety and submitted to the USACE Security Office. To protect employee PII, the submission of the completed form through a secure fax is preferred; however, a secured email is acceptable. The District retains the right to deny any contractor and subcontractor employee from working on one of its contracts based on final background investigation results.

1.11.2. Access Control

All contract personnel requiring physical access to a federal installation or facility shall comply with the access control procedures of that location. Contract personnel requiring unescorted access to meet contract performance requirements on a DoD installation in the US shall be vetted by the installation/facility Provost Marshal/Directorate of Emergency Services/Security Office using the National Crime Information Center-Interstate Identification Index (commonly referred to as "NCIC-III") and Terrorist Screening Database (commonly referred to as "TSDB'). Contract personnel shall comply with all personal identity verification requirements specified in installation/facility policies and procedures. Contract personnel who do not meet requirements for unescorted access to USACE facilities shall coordinate escorted access with the Government representative, as needed. Contract personnel who receive keys, access cards, or lock combinations that provide access to government-owned property shall comply with key and lock control procedures of the RA.

1.11.3. Instant Verification of Employee Eligibility (E-Verify)

Contractors shall comply with the requirements set forth in FAR clause 52.222-54 Employment Eligibility Verification and FAR Subpart 22.18 in using the E-Verify Program at (https://www.e-verify.gov/) (website subject to change) to meet the contract employment eligibility requirements. Contractors are encouraged to cooperate with Federal and State agencies responsible for enforcing labor requirements to include eligibility for employment under United States immigration laws in accordance with FAR 22.102-1 (i).

An initial list of verified/ eligible candidates shall be provided to the COR no later than three business days after the initial contract award. When contracts are with individuals, the individuals will be required to complete a Form I-9, Employment Eligibility Verification, and submit it to the Contracting Officer to become part of the official contract file.

1.12. DELIVERY, STORAGE, AND HANDLING

Materials shall be delivered to the project site in an undamaged condition. Care shall be taken in handling and hoisting the materials during transportation and at the job site. If stored outdoors, the materials shall be stored out of contact with the ground, under a weathertight covering, to prevent damaging the materials. Damaged materials shall be repaired to an "as new" condition as approved by the COR. If the materials cannot be repaired, new units shall be furnished at no additional cost to the Government.

2. MATERIALS

2.1. GENERAL

All unused material purchased under this contract shall become property of the government upon competition of the contract work. The material estimates for the following items shall include an additional 5% quantity to be used for future repairs: carpet, baseboard, device plates, lights, light covers, and ceiling tiles.

2.2. FLOOR COVERING

2.1.1. Carpet

Furnish first quality solution-dyed nylon carpet that is free of visual blemishes, streaks, poorly dyed areas, fuzzing of pile yarn, spots or stains, and other physical and manufacturing defects.

Provide carpet materials and treatments as reasonably nonallergenic and free of other recognized health hazards.

Carpet shall have a TARR rating of 3.5 or greater. Carpet shall be Shaw, Style Symbolic Tile 5T675, color 73580 Hematite or approved equal. If submitting equal, the Contractor shall submit five similar colored samples per purposed color.

2.1.2. Adhesive

Use Manufacturer-recommended low-VOC, pressure-sensitive adhesive for modular carpet tiles adhesive compatible with subfloor moisture levels up to 85% relative humidity (RH).

2.1.3. Tape

Provide tape for seams as recommended by the carpet manufacturer for the type of seam, if required. Seam sealant must have a maximum VOC content of no more than 50g/L. Do not use sealants that contain 1,1,1-trichloroethane or toluene.

2.3. BASEBOARD

Remove all unpainted baseboard intact and undamaged to be reinstalled. Painted baseboard shall be removed and replaced in kind with boards matching the form, function, and material of the removed boards and the appearance of closest corresponding unpainted trim. Unpainted baseboard that is damaged during removal shall be repaired or replaced in kind with board matching the form, function, appearance, and material of the original.

2.4. DEVICE PLATES

Provide the following:

a. UL listed, one-piece device plates for outlets to suit the devices installed.

b. Plates on finished walls: nylon or lexan, minimum 0.792mm 0.03 inch wall thickness and same color as receptacle or toggle switch with which they are mounted.

2.5. LIGHT FIXTURES

2.10.1. Interior Luminaires

2.10.1.1. Light source

Provide LED lamps that shall have frosted finish, color temperature of 4000K, CRI of 80 or greater, and 2200 or greater lumens.

2.10.1.2. Light covers

a. Provide parabolic louvers matched to the existing lighting fixtures of metallic/chrome/silver color with a VCP rating of 90 or greater.

2.6. ACOUSTICAL CEILING TILES

2.6.1. Acoustical Units

2.6.1.1. Units for Exposed-Grid System

a. Type: Textured Ceiling Tile.

b. Flame Spread: Class A, 25 or less

c. Pattern: Same pattern as existing ceiling.

d. Minimum NRC: 0.70.

e. Minimum Light Reflectance Coefficient: 0.80 or greater.

f. Nominal size: Same as existing ceiling.

g. Edge detail: Same as existing ceiling.

h. Finish: Factory-applied standard finish.

i. Minimum CAC: 40.

2.6.1.2. Colors and Patterns

Use colors and patterns for acoustical units similar to the existing units.

2.6.2. Suspension System

Clean exposed-grid suspension system of all foreign matter to present a neat appearance.

Stained, discolored, or damaged sections that cannot be restored to their original condition shall be cleaned as reasonably as possible. All smears and other unsightly marks shall be removed as reasonably as possible.

2.6.3. Adhesive

Use adhesive as recommended by tile manufacturer, if required.

2.7. METAL DUCTWORK

New ductwork shall be insulated with R-5 insulation. The contractor shall provide all necessary fittings, hangers, supports, and vibration isolators as required. All aspects of metal duct work construction, including fittings and components shall comply with SMACNA unless otherwise specified.

2.7.1. Diffusers

Units shall be factory-fabricated of steel, corrosion-resistant steel, or aluminum and shall be square high performance 3-cone diffuser compatible with the existing ductwork. Duct collar connecting the duct to diffuser shall be airtight and shall not interfere with volume controller.

2.7.2. Grilles

Units shall be manufactured of white polystyrene and have 1/2 inch open grid cell.

2.8. PAINT

Conform to the coating specifications and standards referenced in PART 3 and ensuring compatibility with underlaying paint layers and substrate type. Interior wall systems typically include primer and topcoat layers. Submit manufacturer's technical data sheets for specified coatings and solvents. Comply with applicable regulations regarding toxic and hazardous materials. Color shall be Sherwin Williams SW 9543 or approved equal. If submitting equal, the Contractor shall submit five similar colored samples per purposed color. Finish shall be satin.

2.9. GYPSUM BOARD

2.9.1. Regular

Provide 48 inch wide, width matched to existing boards, with tapered edges, cut to size as required.

2.9.2. All-Purpose Compound

Specifically formulated and manufactured to serve as both a taping and a finishing compound and compatible with tape, substrate, and fasteners.

2.9.3. Joint Tape

Use cross-laminated, tapered edge, reinforced paper, or fiber glass mesh tape recommended by the manufacturer.

2.9.4. Fasteners

2.9.4.1. Screws

ASTM C1002, Type “G”, Type “S” or Type “W” steel drill screws for fastening gypsum board to gypsum board, wood framing members and steel framing members less than

0.033 inch thick. ASTM C954 steel drill screws for fastening gypsum board to steel framing members 0.033 to 0.112 inch thick.

2.10. DOORS

2.10.1. Solid Core Doors

Doors shall be solid core design with hardwood flush panels matched to existing trim that provides a minimum of 50% noise reduction and have a minimum 20 minute fire rating and shall comply with ANSI/WDMA I .S .1A. Contractor will provide hardwood and finish options for gov’t selection. New stainless steel hinges will be provided with the doors.

Contractor will verify existing door dimensions.

2.10.2. Hinges

Provide in accordance with ANSI/BHMA A156.1. Provide stainless hinges unless otherwise indicated. Contractor will verify hinge dimensions and quantity.

2.10.3. Locks

Provide stainless reprogrammable mechanical pushbutton door lock with either knob or lever with key override in accordance with ANSI/BHMA A156, Grade 1.

2.10.4. Hardware

Provide required hardware in accordance with ANSI/BHMA A156, Grade 1. Provide stainless hardware unless otherwise indicated. Contractor will verify dimensions and quantity.

2.10.5. Door Frames

If existing door frames are not compatible with new doors, provide new frame matching the new door and existing trim.

3. EXECUTION

3.1. DEMOLITION

3.1.1. GENERAL

Remove hollow core doors and frames, if required. Remove wall paneling and wallpaper from offices. Remove the baseboards and carpeting to include removal of old adhesives.

Baseboards shall be removed intact and undamaged to be reused unless otherwise indicated.

Remove existing ceiling tiles. Removed existing HVAC diffusers and return grating.

Remove fluorescent light fixture covers. Recycle scrap metal as part of demolition and deconstruction operations. Provide separate containers to collect scrap metal and transport to a scrap metal collection or recycling facility.

3.2. INSTALLATION

3.2.1. Building Construction Materials

Do not install building construction materials that show visual evidence of biological growth.

3.2.2. Covers and Device Plates

Install with edges in continuous contact with the finished wall surfaces without the use of mats of similar devices. Install plates with alignment tolerance of 1/16 inch.

3.2.3. Gypsum Board

3.2.3.1. Finishing of Gypsum Board

Tape and finish gypsum board in accordance with ASTM C840, GA 214 and GA 216.

Finish all gypsum board walls, partitions and ceilings to Level 5 in accordance with GA 214. Provide joint, fastener depression, and corner treatment. Tool joints as smoothly as possible to minimize sanding and dust. Do not use self-adhering fiber glass mesh tape with conventional drying type joint compounds; use setting or hardening type compounds only. Protect workers, building occupants, and HVAC systems from gypsum dust.

3.2.3.2. Uniform Surface

Wherever gypsum board is to receive eggshell, satin, semi-gloss or gloss paint finish, or where severe, up and down lighting conditions occur, finish gypsum wall surface in accordance to GA 214 Level 5. In accordance with GA 214 Level 5, apply a thin skim coat of joint compound to the entire gypsum board surface, after the two-coat joint and fastener treatment is complete and dry.

3.2.4. Acoustical Ceilings Tiles Installation

Examine surfaces to receive directly attached acoustical units for unevenness, irregularities, and dampness that would affect quality and execution of the work. Rid areas, where acoustical units will be cemented, of oils, form residue, or other materials that reduce bonding capabilities of the adhesive. Complete and dry interior finish work such as plastering, concrete, and terrazzo work before installation. Provide acoustical work complete with necessary fastenings, clips, and other accessories required for a complete installation. Do not expose mechanical fastenings in the finished work.

3.2.4.1. Acoustical Units

Install acoustical units in accordance with the approved installation instructions of the manufacturer. Ensure that edges of acoustical units are in close contact with metal supports, with each other, and in true alignment. Arrange acoustical units so that units less than one-half width are minimized. Hold units in exposed-grid system in place with manufacturer's standard hold-down clips, if units weigh less than 1 psf or if required for fire resistance rating.

3.2.5. Carpet

3.2.5.1. Surface Preparation

Do not install carpet on surfaces that are unsuitable and will prevent a proper installation. Prepare subfloor in accordance with flooring manufacturers’ recommended instructions. Repair holes, cracks, depressions, or rough areas using material recommended by the carpet or adhesive manufacturer. Before beginning work, test subfloor with glue and carpet to determine “open time” and bond. Submit 3 copies of the manufacturer’s printed Installation instructions for the carpet, including the Surface Preparation and recommended adhesives and tapes.

3.2.5.2. Installation

Allow at least 48 hours for the carpet tiles to fully acclimatize before installation.

Perform all work by manufacturer's approved installers. Conduct installation in accordance with the manufacturer's printed instructions. Protect edges of carpet meeting hard surface flooring with molding and install in accordance with the molding manufacturer's printed instructions.

Follow ventilation, personal protection, and other safety precautions recommended by the adhesive manufacturer. Continue ventilation during installation and for at least 72 hours following installation. Do not permit traffic or movement of furniture or equipment in carpeted area for 24 hours after installation. Complete other work which would damage the carpet prior to installation of carpet.

Apply adhesive uniformly to the subfloor in accordance with manufacturer’s instructions Allow adhesive to cure as recommended before placing tiles.

Install carpet tiles with adhesive and snug joints. Use monolithic installation method.

Comply with manufacturer installation instructions for required drying time of releasable adhesive so it sets up properly. Provide accessibility to the subfloor where required.

Apply adhesive uniformly to the subfloor in accordance with manufacturer’s instructions Allow adhesive to cure as recommended before placing tiles.

3.2.6. Baseboard Molding

3.2.6.1. Surface Preparation

Do not install molding on surfaces that are unsuitable and prevent a proper installation. Prepare substrate in accordance with flooring manufacturers’ recommended instructions. Repair holes, cracks, depressions, or rough areas using suitable material for the substrate.

3.2.6.2. Baseboard Installation

Install base board molding smooth, uniform and secure, with a minimum of seams and flush to the carpet. Corners shall be tight without signs of distress. Terminations with be square, clean and tight against door and opening moldings. Base board molding will be installed in accordance with manufacturers’ instructions.

3.2.7. Paint

Remove dirt, loose particles, grease, oil, disintegrated coatings, and other foreign matter and substances deleterious to coating performance as specified for each substrate before application of paint or surface treatments. Scrub previously painted surfaces with solvent-based coatings, clean with a clean, dry cloth saturated with mineral spirits or paint thinner, ASTM D235, in accordance with manufacturer’s instructions with paint supplied. Allow surface to dry. Wiping shall immediately precede the application of the first coat of any coating, unless specified otherwise. Damaged areas such as, but not limited to, nail holes, cracks, chips, and spalls shall be repaired with suitable material to match adjacent undamaged areas. The requirements specified are minimum. Comply also with the application instructions of the paint manufacturer.

Apply interior wall color to the entire drywall surface, including ceilings and columns, as applicable.

3.2.8. Cleaning

All surfaces shall be cleaned of all foreign matter to present a neat appearance. Stained, discolored, or damaged materials that cannot be restored to their original condition shall be replaced with new materials. All smears and other unsightly marks shall be removed. Upon completion of project, all surfaces shall be washed clean.

3.2.9. Disposal

All materials removed in the performance of this contract and not reused shall become the property of the contractor and be disposed of offsite in accordance with Federal, State and Local regulations.