SOW ASRS Roof Repairs.pdf

SCOPE OF WORK

Building 350 ASRS – Roof Repair

23 Jun 2025

1. General Requirements and Authority – The work for this Task Order (order) consists of furnishing all labor, materials, and equipment to repair the roof system on the section of

Building 350, known as 350 ASRS, housing the automated storage and retrieval system.

This work shall be performed under the Directorate of Public Works (DPW) Facilities

Engineering Program (FEP), with DPW reference number FEP-864. The work shall be performed according to all applicable provisions of the Multiple Award Task Order

Contract (MATOC), contract number TO BE DETERMINE UPON AWARD.

1.1. In accordance with the MATOC, the work shall be performed in accordance with the

Department of Defense (DoD) building code established by MIL-STD-3007, the

Unified Facilities Criteria (UFC), the Unified Facilities Guide Specifications (UFGS), and any commercial codes and standards referenced by the UFC. Referenced codes shall be applied according to the UFC and where the UFC is silent, the industry-accepted model code shall be applied. The applicable standards and codes collectively shall be referred to as the “building code” or “code” herein. For this order, National

Roofing Contractor’s Association (NRCA) standards shall be included in the building code.

1.2. In addition to building code, the following regulations and standards shall apply to the execution of the work:

• Occupational Safety and Health Administration (OSHA)

• Letterkenny Army Depot (LEAD) Safety Office Standards

• Directorate of Public Works (DPW) Environmental Division requirements for handling, storage, and disposal of hazardous materials and waste.

• The York Water Company (York Water) requirements.

• Letterkenny Industrial Development Authority (LIDA) requirements.

• West Penn Power (WPP) requirements.

• Any other LEAD requirement mandated by proper authority, such as the Fire

Department. The Contractor shall obtain a hot work permit for any cutting, grinding, brazing, or other work requiring such permit.

2. Project Delivery and Existing Conditions – Work included under this order consists of the items identified below and as specified on the conceptual plan identified as “Building

350 ASRS, Roof Repairs, General Concept”, Sheets 1 thru {n}, which shall hereinafter be referred to as the concept drawings.

2.1. The term “provide” in this Scope of Work in reference to building components and systems means to furnish, install, and finish, complete and ready for its intended use.

The term “provide” in reference to temporary provisions means to furnish, install, and remove upon completion, returning the adjacent features to their original state, appropriately patched as necessary. The term “provide” in reference to demolition

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LEAD DPW Eng. & Planning 23 Jun 2025 means to remove to a point defined by this Scope, recycle, dispose, and patch and repair any holes or deformities left be the removed components. The term “provide” implies by Contractor unless another party is explicitly stated.

2.2. Brand names mentioned imply “or equal” in accordance with the MATOC.

2.3. The work shall be accomplished as part of a design-build effort in accordance with the

MATOC.

2.4. A preliminary, conceptual design or design approach narrative shall be required to be submitted with the bidding contractor’s proposal in accordance with the MATOC to convey the contractor’s proposed solution for the Government’s evaluation.

2.5. Conceptual design documents provided by the Government are informational and/or conceptual in nature and are provided to communicate the end product desired by the stakeholders within the Government. The Contractor’s design professionals and experts may determine that the work should be conducted differently than illustrated on the documents provided through the value-engineering process. Variations in concept shall be submitted to the Government in writing, with drawings and illustrations when necessary, for the Government’s approval prior to construction.

2.6. Submit material product selection literature and samples as requested by the

Government for approval by the customer prior to the ordering of finish materials.

3. Project Objective(s) – The objective of this project is to repair the roof over 350 ASRS and its associated systems, such as the rainwater conductor system (RWCS) and lightning protection system (LPS). The following items of work shall be executed to accomplish the objective(s) of this project:

3.1. Demolition – The Contractor shall provide demolition and disposal of construction waste to accomplish the project objectives as illustrated in the concept drawings and according to the design approved by the Government. Disposal shall follow the procedures for recycling and disposal set forth elsewhere in this scope. Demolition shall comply with all federal, state, and local laws and regulations.

3.1.A. Demolition shall contain the removal of the fascia, gutters, downspouts, roof insulation, and roof panels as needed by the contractor’s proposed solution.

3.1.B. Remove and replace existing lightning protection cabling and terminals where required.

3.1.C. Remove existing ridge ventilation.

3.2. Roofing

3.2.A. Provide and install a new fully adhered metal roofing system. This process shall include but is not limited to insulation, metal roofing panels, fasteners, gutters, SOW BLDG 350 ASRS Roof Repairs Page 3 of 7 downspouts, flashings and fascia. All metal roofing material and fasteners shall be submitted by the contractor for Government approval.

3.2.B. Provide and replace existing sheet metal items such as aluminum fascia cover, drip edge, and flashings. Fascia cover and counter flashings shall be installed to meet all necessary codes, standards and wind load requirements. The color of the fascia cover, counter flashing, and miscellaneous flashings shall match existing. The contractor may use termination bars in areas where counter flashing may not be applicable.

3.2.C. Provide and replace all gutters and downspouts to industry standard. Color shall match the existing gutters and downspouts.

3.2.C.1. Install 4-1/2” x 42” bolt-down safety bollards as illustrated on the concept drawings.

3.2.C.2. The bollards shall be manufactured units of 11 ga steel (or approved equal), rated for protection from impact of forklifts and pallet trucks, and shall be factory-finished powder-coated safety yellow.

3.2.C.3. Provide ABS resin cap (or approved equal). Striping or reflective bands are not required but may be accepted if it comes standard.

3.2.C.4. Grind or grout sloping concrete floor surfaces to ensure that the bollard is installed plumb. Fasten the bollards to the concrete floor with anchors designed and rated for such use.

3.2.D. Provide and replace roof insulation to meet proper R-Value requirements for low slope roofs. Type of insulation shall be selected to adhere to energy code as well as maintain proper roofing thickness and slope.

3.2.E. Provide snow retention system on roof in areas that are subject to pedestrian traffic. System shall be installed according to all applicable codes and standards pertaining to snow retention systems.

3.2.F. Existing roof hatches (or skylights) shall remain in place.

3.2.G. All selected materials and colors shall be submitted by the contractor for

Government approval.

3.3. Lightning Protection System (LPS)

3.3.A. Provide a new LPS in the affected area to replace the existing air terminals, wiring, and brackets and tie the new section into the existing LPS as required.

The completed LPS must meet the requirements of NFPA 780, UL 96, UFC 3-

575-01, DA PAM 385-64.

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3.3.B. All materials, connectors, hardware, and components shall be UL listed for use in lightning protection systems.

3.3.C. Test the LPS according to NFPA780. The LPS shall meet NFPA 780 criteria using components manufactured in accordance with UL 96. Provide a UL

Lightning Protection Inspection Certificate for the facility certified to NFPA

780.

3.3.D. Test continuity to ground on the new section of the LPS and the existing LPS in the vicinity of this work. The contractor shall provide test reports of the existing system and the replaced system for Government approval.

4. Options – The following Options are requested in accordance with the MATOC:

4.1. Roof Hugger System – This option may be awarded based off the Contractor’s design package. This system will be placed on top of the existing roofing system which will act as the new “roof deck”. Provide insulation between the roof hugger purlins which will be installed on top of the existing roof. Fascia, gutters, and downspouts shall be installed to support the water mitigation from the new roofing system. Provide calculations to ensure that the building’s structure, existing roof, and insulation will meet all applicable codes and requirements for ASRS systems.

4.2. Roof Replacement – This option may be awarded based off the Contractor’s design package. Replacement shall include the removal of the existing roof vents, gutters, fascia, downspouts, metal roofing panels, and insulation. Provide metal panel roofing system, insulation, gutters, fascia, and downspouts as required. Roof ridge shall be sealed to replace the existing roof vents.

4.3. Removal of Fallen Insulation – This option may be awarded based off the

Contractor’s design package. Existing fallen insulation poses a safety hazard for employees and the facilities’ equipment.

4.4. Fall Protection System – Provide the permanent components of a fall protection system, integrated into the new roof system, that allows workers to enter the roof in the future and meet current fall protection requirements of OSHA and the LEAD Safety

Office. The Government shall provide any component, such as straps and safety harnesses, that would be attached to the permanent portion of the system at the time of entry.

5. Other Requirements – The scope of work shall also include the following requirements:

5.1. Salvage and disposal of removed materials and equipment:

5.1.A. Salvage and disposal of removed materials shall be coordinated with the

Contracting Officer’s Representative (COR) and/or the government inspector.

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5.1.B. Any materials or equipment containing hazardous materials shall be handled and disposed of according to all laws and regulations, in coordination with the DPW

Environmental Division via the COR / government inspector.

5.1.C. All scrap materials and equipment accepted by the Letterkenny Recycling

Center shall be separated, sorted, and delivered to the Recycling Center for recycling according to Recycling Center standards.

5.1.D. With the approval of the COR, the Contractor shall haul all other scrap materials and equipment not qualifying for liquidation or recycling off site and shall dispose of such materials and equipment.

5.2. Portable toilet

5.3. Temporary safety and security barricades as required to protect work in progress. This may include any temporary fencing for contractor’s laydown and staging area.

5.4. Protection of existing structure and equipment as required.

5.5. All buried utilities installed on this order shall be placed with warning tape and tracer wire according to LEAD DPW standards.

5.6. Painting (if any) shall be suitable primer applied according to manufacturer’s instructions and two coats of finish paint as approved by the Government.

5.7. Signage – Prior to starting work, the contractor shall survey the site and note on the job site redline drawings any existing signage mounted on the building, fencing, signposts, or other surrounding features that will be impacted by the work. Any signage that is removed to accomplish the work shall be retained, stored on site as directed by the COR

/ government inspector, and reinstalled at the same location and orientation as existed prior to the start of work, unless otherwise directed by the COR / government inspector.

Signage shall be reinstalled with the proper hardware as approved by the COR / government inspector.

5.8. Provide general cleanup, daily or as needed, to keep a neat worksite and provide a thorough cleaning of the work area and any adjacent spaces affected at the conclusion of the work.

5.9. Provide testing of materials as required to ensure compliance with this Scope of Work and building code.

5.10. Provide any ancillary materials and necessary features and equipment required to complete the work.

5.11. Operations Security – execute the work while complying with operations security requirements according to the MATOC.

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6. Submittals shall be provided for Government approval in accordance with the MATOC for the items listed below.

6.1. Schedule – In accordance with the MATOC, a schedule shall be submitted for review prior to starting work and updated periodically as the work progresses. The schedule shall be prepared with respect to the requirements stated in the section “Scheduling, Notice, and Coordination”.

6.2. Review Submittals shall be submitted and approved prior to the start of the work.

Submit product information in the form of catalog cuts (a.k.a. cut sheets), pamphlets, manufacturer’s sell sheets, or other data describing the products under Product Data covers. Safety Data Sheets (SDS) shall be submitted separately under an SDS cover, which correlate with relevant materials being provided in product categories that require an SDS as listed below. As well as documents required by the MATOC, the following

Review Submittals shall be submitted:

6.2.A. Design

6.2.A.1. Design documents, including drawings, adequate to perform the work.

6.2.A.2. Literature and sample swatches for materials selection for items requiring owner’s selection. Within the submittal provide guidance on any options that are or are not available for selection, particularly with respect to the price offered in the proposal.

6.2.B. Roofing

6.2.B.1. Roofing materials

6.2.B.2. Roofing system details

6.2.B.3. Sheet metal items

6.2.B.4. Roof drainage details

6.2.B.5. Bollards

6.2.B.6. Substrate/Insulation

6.2.B.7. Fall Protection Plans and Details

6.2.B.8. Warranty Information

6.2.C. Lightning Protection System

6.2.C.1. Air Terminals

6.2.C.2. Brackets

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6.2.C.3. Cabling

6.2.C.4. LPS Testing Results

6.2.D. Safety Data Sheets (SDS) – provide SDSs for the Government’s information and use under a single cover for any product in the following categories. The

Contractor shall maintain SDSs on site for any hazardous material that they are using on site.

• Products containing silica sand that could expose people to silica dust.

• Primer, paint, and architectural coatings

• Glues, binders, fillers, and solvents which present hazardous vapor

• Any product containing volatile organic compounds (VOCs)

• Refrigerant that is added to a system on site by the trades.

• Any other product the Contractor intends to use that would require an

SDS by safety regulation and industry standard.

6.3. Close-out Submittals shall be submitted upon completion of the work on the project.

As well as documents required by the MATOC, the following Close-out Submittals shall be submitted:

6.3.A. Operations and Maintenance manuals

6.3.B. As-Built drawings in accordance with the MATOC shall be required for the order.

7. Scheduling, Notice, and Coordination

7.1. The work schedule shall be in accordance with the MATOC.

7.2. Contractor shall notify the COR or Government Inspector two weeks prior to the start of work.

7.3. The Contractor shall coordinate work under this order with the COR or Government

Inspector and with concurrent projects being conducted on this building (if any).

7.4. Coordination of the Trades – The Contractor shall coordinate the various trades in scheduling, sequencing, and final work results. Where dimensions and elevations are critical to the finished product, the Contractor shall coordinate and control the installation of the various components to ensure that the components are installed properly in relation to each other.

8. Classification of Work – For purposes of this order, all work is classified as Repair.