A04_Draft_SOW_Bldg_38_Stucco_1.docx

SECTION C – SPECIFICATIONS/DRAWINGS

Harpers Ferry National Historical Park (HAFE) FY23 Building 38 Stucco Conservation & Stabilization 2/9/2023 Statement of Work (SOW)

1.0 GENERAL

Harpers Ferry National Historical Park (HAFE), in Harpers Ferry, WV seeks a single contractor that specializes in historic lime materials conservation with a minimum of 5-years of field experience specific to historic stucco, plaster, historic paint layers, masonry, and mortars to perform historic conservation and stabilization on the exterior back wall of Building 38 also known as the Tierney Building. Contracted work for this requirement shall include:

1. General Cleaning and Biogrowth Remediation: ~600 Square Feet

a. Non-Historic Paint Spatter Removal - Varies

b. Historic Wood Element Treatment - Varies

c. Insect & Nest Removal Treatment - Varies

2. Roof Gutter Leak Repair (to protect all work being done) ~3 Square Feet

3. Historic Stabilization and Conservation Treatment for ~630 Square Feet:

a. Historic 19th Century Stucco - Varies

b. Historic Masonry/Brick and Stone Mortar Repointing ~270 Square Feet

c. Historic and Modern Paint Layers Treatment and Preservation ~600 Square Feet

d. Ferrous Element Treatment and Preservation – Varies

* The Government estimates above are for information only. The contractor is responsible for all actual quantities related to all work in this contract. If there is a significant difference between the Government’s estimated quantity and that of the contractor’s, the contractor shall submit the difference as an RFI and will meet with the COR onsite to verify the difference.

* Reference Updated Exterior Stucco Condition Assessment and Treatment Recommendations (Aug 2021) for additional details.

All work shall be conducted in accordance with The Secretary of the Interior’s Standards for the Treatment of Historic Properties and in accordance with the Updated Exterior Stucco Condition Assessment and Treatment Recommendations (Aug 2021). Additionally, performance of this requirement must take place when outdoor temperatures are stable, day and night, at a minimum of fifty-five degrees Fahrenheit, which may be between April – October in 2023. Lastly, considering this building is historic, and dates to the 19th century, the presence of and encountering lead-based paint shall be reflective in pricing.

It is strongly recommended that the contractor’s visit and inspect the site to see for themselves the existing conditions and to observe the complexities of conducting historic stucco conservation and stabilization on Building 38 in a potentially occupied historic, access-controlled, Government facility. Pricing will be broken down by line items using a Government provided price schedule, which will provide a lump sum total for base work and optional work. For this requirement safety, knowledge of historic conservation, care, consultation, communication, and teamwork is critical. Please quote accordingly.

2.0 PURPOSE

As defined by the park’s Foundation Document, “The purpose of Harpers Ferry National Historical Park is to preserve, protect, restore, and interpret for the benefit of the public the resources associated with the HAFE and its legacy”. Further, the Mission of the National Park Service is to “Preserve unimpaired the natural and cultural resources and values of the national park system for the enjoyment, education, and inspiration of this and future generations.” Therefore, the goal of this project is to conserve as much historic fabric as possible in place on the rear wall of Building 38. This means that all extant plaster/stucco material shall be stabilized and retained even though a large majority of the wall’s surface finish has been covered in various repair campaigns. Additionally, the purpose is to carryout, perform, and execute the treatment recommendations contained within the Updated Exterior Stucco Condition Assessment and Treatment Recommendations (Aug 2021) within The Secretary of the Interior’s Standards for the Treatment of Historic Properties to reach the goal of stabilizing the historic 19th century stucco mortar, masonry, paint layers and related features on the exterior rear wall of Building 38. Performance of this work will ensure HAFE is upholding the mission of the NPS and executing the guidelines contained within the park’s Foundation Document.

Note: All quantities are provided as information only. Contractors shall be responsible for field verifying all measurements and or quantities for this requirement. The contractor shall bid accordingly for actual work described on each line item.

The contractor shall:

4.1 Provide all labor, supervision, materials, tools, supplies, transportation, license, certificates, permits, personal protection equipment, professional services, and equipment incidental to and necessary to provide stucco conservation and stabilization as outlined in Treatment Recommendations contained within the Updated Exterior Stucco Condition Assessment and Treatment Recommendations (Aug 2021). Anywhere in the aforementioned document where the word “Should” is used, shall be replaced with the word “SHALL” for the purposes of the resulting contract. The sole intent of this action and resulting contract is to execute the recommendations for treatment outlined in the Updated Exterior Stucco Condition Assessment and Treatment (Aug 2021) to preserve and protect, as is, the cultural value of Building 38 for the education, exploration, and inspiration of this and future generations that visit Harpers Ferry National Historical Park, in Harpers Ferry, WV.

4.2 Provide a written Letter of Warranty for no less than 1-Year to guarantee all work performed under this contract.

5.0 Product Requirements:

5.1 Conservation Materials: Materials and products mentioned or recommended in the Updated Exterior Stucco Condition Assessment and Treatment (Aug 2021) shall be used or an approved equivalent. All materials shall be new and free form defects and within any expiration dates that are marked. All materials shall be used in accordance with the manufacture’s recommendations. All materials shall match the existing in color, texture, size, mixture, workability, depth, and strength and shall be submitted, prior to ordering, to the COR for review and approval. Products that require curing, shall be submitted as cured samples to the COR. All water used to mix products/materials shall be potable, non-staining, free of oils, acids, alkalis, and organic matter. Masonry work shall be performed using traditional hand tools for proper restoration effect. Small automatic tools shall be used only with COR approval and after demonstration that their use shall not damage historic fabric.

5.2 Plaster/Stucco Repair Materials:

5.2.1 Sand: ASTM C 144 – Natural Sand – Use a well-graded sharp sand #6 (3.5mm) or smaller, a fine silica sand #20 - #200 (0.8mm to 0.075mm).

5.2.2 Lime: ASTM C 206 – Hydrated Lime – Type S.

5.2.3 Natural Hydraulic Lime: NHL 3.5, 2 EN459-1-2010, for a strength between 500 – 700 PSI.

Sources contractors may consider include:

a. Edison Coatings Inc., Plainville, Connecticut, 06062, Tel. 1-806-747-2220

b. PA Lime Works, 3145 State Road, Telford, PA 18969, Tel. 215-536-6706

c. U.S. Heritage Group, Inc., 3516 N. Kostner Avenue, Chicago, IL 60641; Tel. 773-286-2100

d. CONPROCO, 17 Production Drive, Dover, New Hampshire, 03820; Tel. 800-258-3500

5.2.4 Stucco Reinforcing: Glass fiber mesh or cut strands, hemp reinforcing fiber, or clean animal hair. Cellulose fiber material or other material which could stain or leach color into the plaster and finished paint shall not be used.

5.2.5 Bonding Agent: Acrylic adhesive mixture-Morgan Phillips formula, AD Premixed Plain Face Plaster Lug and Key Replacement, or approved equal.

5.2.6 Mineral Pigments: to be used to match finish coat plaster.

5.3 Consolidants:

5.3.1 Consolidation method/material shall be determined from consolidation mock-ups for inspection and approval before starting work.

a. OH100 Consolidation Treatment, Prosoco, 3741 Greenway Circle, Lawrence, KS 66046; Tel. 800-255-4255 or equal.

b. Rhoplex MC-76, Talas, 330 Morgan Avenue, Brooklyn, New York 11211; Tel. 212-219-0770 or equal.

c. 3. CaLoSiL E25, Talas, 330 Morgan Avenue, Brooklyn, New York 11211; Tel. 212-219-0770 or equal.

d. Paraloid B-72, Talas, 330 Morgan Avenue, Brooklyn, New York 11211; Tel. 212-219-0770 or equal.

e. Paraloid B-67, Talas, 330 Morgan Avenue, Brooklyn, New York 11211; Tel. 212-219-0770 or equal.

f. Solvents: Methanol, Mineral Spirits, Acetone, Denatured Alcohol or equal.

5.4 Injections:

5.4.1 STUCCO MATCH for Finish coat – Plaster shall be determined from NHL Hydraulic Lime mixes, samples, and mockups.

a. Dispersed Hydrated Lime Injection Mortar, U.S. Heritage Group, Inc., 3516 N. Kostner Avenue, Chicago, IL 60641; Tel. 773-286-2100 or equal.

b. Paraloid B-72, Talas, 330 Morgan Avenue, Brooklyn, New York 11211; Tel. 212-219-0770 or equal.

c. Glass Micro Balloons, Talas, 330 Morgan Avenue, Brooklyn, New York 11211; Tel. 212-219-0770 or equal.

5.5 Adhesive/Bonding Agents:

5.5.1 Morgan Phillips formula (Acrylic Adhesive Mixture) consists of 3 parts Rhoplex MC-76, 1 part Rhoplex 1950 or equal, 1 part Type S hydrated lime, 1 microballoons (inert glass 20-200 microns or fumed silica), 1 part fluid petroleum coke, 20 percent Acrysol ASE-60 by volume of the dispersion formulation.

a. Rhoplex MC-76, Talas, 330 Morgan Avenue, Brooklyn, New York 11211; Tel. 212-219-0770 or equal.

b. Rhoplex 1950, Talas, 330 Morgan Avenue, Brooklyn, New York 11211; Tel. 212-219-0770 or equal.

c. LIME: Hydrated Lime: ASTM C 206, Type S.

d. Glass Micro Balloons, Talas, 330 Morgan Avenue, Brooklyn, New York 11211; Tel. 212-219-0770 or equal.

e. Fluid petroleum coke

f. Acrysol ASE-60, Talas, 330 Morgan Avenue, Brooklyn, New York 11211; Tel. 212-219-0770 or equal.

g. Historic Plaster Conservation Services (HPCS), AD Premixed Plain Face Plaster Lug and Key Replacement. Historic Plaster Conservation Services, 330 Belleville Turnpike, North Arlington, New Jersey 07031; Tel. 1-877-600-2666 or equal.

5.6 Mortar & Mixes:

5.6.1 MORTAR MATERIALS: shall consist of the following:

a. LIME: Hydrated Lime: ASTM C 206, Type S.

b. Natural Hydraulic Lime - Dolomitic: NHL 3.5, EN459-1-2010; or, approved equal.

c. NHL SOURCES: As provided by the following sources or approved equal.

d. Edison Coatings Inc., Plainville, Connecticut, 06062, Tel. 1-806-747-2220 or equal.

e. PA Lime Works, 3145 State Road, Telford, PA 18969; Tel. 215-536-6706 or equal.

f. CONPROCO, 17 Production Drive, Dover, New Hampshire, 03820; tel. 800-258-3500 or equal.

g. Sand: ASTM C144: Provide natural sand; of color necessary to produce required mortar color. The sand shall be Fredericksburg Concrete Sand from Shenandoah Sand & Gravel Inc. in Winchester, Virginia; or approved equal. Natural Sand shall match the size, color, texture, and gradation of existing mortar sand.

5.6.2 MORTAR MIX: For both setting and pointing of stone and brick shall be:

a. 1 Part Natural Hydraulic Lime (NHL)

b. 2 and ½ Parts Natural Sand

5.7 Mineral Base Paint:

5.7.1 Refer to Architectural Conservation Report for areas that require mineral paint application.

5.7.2 Paints and Primers for the Conservation Areas shall be provided by the Contractor and as approved by the COR. Both Primer and Finish Coats shall be a Mineral Base Silicate Masonry Paint for application on stucco according to the Architectural Conservation Report as manufactured by KEIM Mineral Coatings of America, Inc: Telephone 1.866.906.5346; or approved equal.

5.7.3 Mineral Bonding Primer shall be a sol-silicate primer as manufactured by KEIM or equivalent, and designed to prepare exterior previously painted surfaces, glossy and tough to paint surfaces for subsequent painting with mineral paints.

5.7.4 Finish Coats shall be KEIM mineral paints with color or approved equal.

5.8 Primers & Paint:

5.8.1 All primer and finish coat paint applications shall be applied using only hand application techniques and methods, no spray painting of any type shall be authorized.

5.9 Biocides/Fungicides/Mildewcides:

5.9.1 The Contractor shall provide and use an approved biocide/fungicide/mildwcide and then a gentle prewash of all project surfaces before conservation treatments and painting. The biocide cleaning agent shall be liquid, biodegradable and easy to use to remove stains from mold, algae, mildew, lichens, and air pollutants. It must be effective on wood, stucco, masonry, mortar, and painted surfaces.

5.9.2 Removing biological stains and growth shall be done using D/2 Architectural Biocide as distributed by Sunshine Makers, 1 800 228-0709, or approved equal. Cleaning to remove biological growth shall be performed on all project surfaces: approximately 600 square feet of architectural conservation treatment areas and approximately 2,500 square feet of wood feature areas to be painted. The application shall utilize proper hoses, nozzles, and pump sprayers for low pressure wash of NOT more than 40 PSI.

a. The biocide cleaning agent shall possess the following characteristics:

· Fast acting: 10 to 15 minutes contact time for acceptable results.

· Biodegradable

· Contains no acids, salts, or bleach

· pH 9.5

· Will not etch metals or glass

· Safer to use around plantings

· Is not a hazardous material and requires no special handling or protection

· Use full strength, no in-field mixing required

· Shelf life of 5 years

5.10 Sealants, Fillers, Preservatives, & Epoxies:

5.10.2 Wood Epoxy System shall be the WEST SYSTEM #105 Epoxy Resin, as manufactured by West System Inc., or approved equal.

5.10.3 Products and methods shall be approved by the COR and compatible to wood and metal surfaces and used as recommended by the paint manufacture.

5.11 Metal Treatment:

5.11.2 Rust Converter shall be Fertan Rust Convertor; or approved equal.

5.11.3 Final Coating shall be either an oil (Owatrol Oil), a microcrystalline wax (cold paste wax), or a lacquer, as approved by the COR.

5.12 Scaffolding & Protection Screens

5.12.2 Shall comply with OSHA Standards for installation and safety.

5.12.3 The scaffolding shall be covered with screens dark green, dark brown, or dark gray in color and must be strong enough for dust, debris, material containment, and rain protection.

6.3 A trained and experienced workforce that shall be knowledgeable, skilled, and familiar with the technical aspects and hazards of historic 19th Century masonry conservation.

6.4 Staff recognizable as employees of the contractor. Distinctive clothing shall be worn that is uniform in appearance and include long pants, shirts, hats, and seasonal outerwear, which that bears the name and logo of the company and the name of the employee.

6.5 Daily Work Log

6.5.1 The contractor shall maintain a daily work log by filling out completely, and as applicable, the Daily Work Log Form provided to them by the Government. The daily work log shall be submitted to the COR via email after each week of work and or any time requested by the COR, CS, or CO.

6.5.2 The contractor shall also note in the daily work log the presence of any damage or conditions that may affect the visual quality or the contractor ability to perform work. The contractor shall note and report to the COR any maintenance issues or problems that arise, which are not within the scope of work.

6.6 Provide Submittals and implement them after approved by the COR. A CM 16 Submittal Form shall be used as a cover sheet for every submittal and will be provided by the Government to the contractor at award. Multiple submittals may be listed on a single CM 16 submittal form. Conservation mockups and or physical samples shall be submitted to the COR for review and approval. Mockups, when approved, will establish the quality of work standard for continued work. The Required contracted submittals and their due dates include:

*Considerations shall be sought by the Government for any documents that are not submitted within the contracted due dates.

· Manufacturer’s literature

· Performance data.

· Record of recycling and disposal.

· Contractor certifications, licenses, and insurance documents.

7.0 The Contractor shall be responsible for:

· Compliance with all federal, state, local, environmental laws, regulations, and policies regarding hazardous materials specifically any chemicals the contractor uses in the performance of work on this contract and handling of lead paint removal and waste.

· Ensuring that all work satisfies all applicable federal, state, and local codes/standards. The contractor shall comply with all applicable Federal, State, and local environmental statutes and regulations.

· Contractor Employee Conduct: The Contractor’s employees shall, always, while on the job site, whether on or off duty, conduct themselves in a professional, orderly, and safe manner. Rudeness, fighting, being under the influence of alcohol and/or drugs or bringing and/or consuming alcohol and/or drugs, gambling, soliciting, stealing, and any immoral or otherwise undesirable conduct shall not be permitted on the job site. Any employee engaging in such conduct shall immediately and permanent be removal from the job site.

· All contract employees shall display professionalism in all interactions with one another, the public and Government employees. The Contracting Officer may require the Contractor to remove any employee working under this requirement for reasons of misconduct and security, or if found to be (or suspected to be) under the influence of alcohol, drugs, or other incapacitating agent(s).

· A contractor’s employee shall be subject to removal from the premises upon determination by the Contracting Officer that such action is in the best interests of the Government. Such removal from the job site or dismissal from the premises shall not relieve the Contractor of the requirement to provide sufficient personnel to perform the service as specified.

· All areas used by the Contractor within park boundaries shall be kept neat and organized. All equipment must be properly maintained and secured at the end of each day. The contractor shall not leave any tools, parts and/or supplies unattended in at any time while performing services

· Contractor employees shall not loiter in any working or patron area. Upon completion of their assigned work, employees shall promptly depart from the public areas.

· Photographs, social media posts, online content, or any form of communication is strictly prohibited regarding all aspects of this requirement unless authorized in writing by the COR.

· Any refuse generated daily by the contractor must be secured and disposed of properly outside of park boundaries in accordance with federal, state, and local laws each day.

· Confining work, the storage of materials and equipment, the parking of vehicles, and all other operations in connection with this contract to the specified hours and work areas approved by the COR. All damage resulting from such operations shall be repaired to its original condition to the satisfaction of the COR at no additional cost to the Government.

· For all damages and liability for any loss or damage to Government property caused by contractor’s operations, the contractor shall assume full responsibility for any and all damages or claims for damage resulting from injury to persons, property, or equipment, which might result from any work performed under this contract.

· Ensuring that proper safety and health precautions are in place to protect the work, the workers, the public, and the property of others at all times in performance of this contract.

· For the repair or replacement of all damaged Government property caused by their, operations at no additional cost to the Government.

· In instances where the contractor finds pre-existing conditions or damage to park resources that may reflect upon the quality of the work or cause undue liability, the contractor shall not start work until the contractor and COR have agreed on the responsibility for these pre-existing conditions.

· All losses and/or damages shall be reported to the COR, within two (2) hours of any loss and/or damage being determined and before leaving the area loss occurred. Contractor shall provide written documentation of the loss and/or damage to the CO and COR within 24 hours of occurrence. The documentation must include at least:

· Time and Date of occurrence

· Type of Loss or Damage

· Name (s) and Contact Numbers of People involved

· Impact to park operation and/or assets effected by incident

· Any details leading up to and after the incident

· For all identified losses and/or damages

· The contractor shall take any immediate actions necessary to prevent further damage.

· Is responsible for all costs associated with reported damages and/or losses to persons or property that occur as a result of the contractor’s negligence.

· The Government, at its sole direction, may elect to repair and/or replace the damaged property, and deduct such costs from monies due the contractor.

8.0 SAFETY

8.1 All conservation and preservation operations shall be conducted in accordance with all local, state, and national fire and safety codes, laws, rules, regulations, OSHA, NPS, MUTCD and ANSI safety requirements. All contractors shall provide to their employees and all their employees shall wear OSHA, MUTCD and ANSI required personal protective equipment (PPE).

8.2 All equipment/tools shall only be used within the limits of the manufacture’s recommendations.

8.3 Contractor shall not utilize ladder jacks or pump jack work platforms for this project. Ladders and properly erected scaffolding shall be utilized for all aerial work.

8.4 All tools/machinery/equipment shall be safeguarded from the public. Tools/machinery/equipment shall not be left unattended. All tools/equipment shall not be allowed to lie around except in the immediate work area. Any tools not in immediate use shall be staged or stowed in such manner so as not to create a hazard.

8.5 The contractor shall report emergency situations, such as accidents involving property and/or personal injury or other unforeseen circumstances and shall follow required emergency reporting procedures according to their COR approved Safety Plan. In the event of an emergency the contractor shall dial 911 or 866-677-6677. All other instance the contractor shall dial park law enforcement at 866-677-6677 and notify the COR with 24 hours of the incident.

8.6 The contractor and employees shall follow all applicable CDC, federal, state, and local guidance related to the Covid-19, which includes the park’s Superintendent’s Compendium. Additionally, when working in a Federal building or federally controlled indoor workspaces: In order to take steps to prevent the spread of COVID-19 and to protect the health and safety of all Federal employees, onsite contractors, visitors to Federal buildings or Federally controlled indoor workspaces, and other individuals interacting with the Federal workforce, employees under the subject contract who are required to work on site in Federal buildings or Federally controlled indoor worksites must comply with requirements located at https://www.saferfederalworkforce.gov/overview/.

8.7 Contractor shall provide a comprehensive site-specific safety plan for approval before any work begins. An onsite qualified Safety Representative shall be identified including contact information.

9.0 GOVERNMENT PROVIDED INFORMATION AND SERVICES

9.1 For this requirement, the Government will provide the following:

· Quality Assurance

· Inspections and Government Acceptance

· Daily Work Log Template

· CM 16 Submittal Form

· Price Schedule Template

· Wage Determinations

· Lead Testing Report

10.0 PERIOD OF PERFORMANCE

The period of performance is– April 1, 2023 – October 31, 2023.

The Delivery Date is 150-Days After Notice to Proceed - The Delivery Date is not negotiable for this requirement; bid accordingly.

The contractor shall mobilize and begin work no more than 30-days after award.

11.0 HOURS OF OPERATION

Operations may be conducted between the hours of 6:00 am – 4:30 pm, Monday – Friday in accordance with the local noise ordinance, which may be in effect between 8:00 am 8:00 pm, except when the Government facility is closed due to local or national emergencies, administrative closings, or similar Government directed facility closings. The contractor will not be reimbursed when the government facility is closed for the above reasons unless emergency services are requested. Access to some areas may be limited at times due to scheduled or unscheduled events.

No work shall take place on the following Federal Holidays:

New Year’s Day – January 1st Martin Luther King Junior’s Birthday – Third Monday in January President’s Day – Third Monday in February Memorial Day – Last Monday in May Juneteenth – June 19th Independence Day – July 4th Labor Day – First Monday in September Columbus Day – Second Monday in October Veteran’s Day – November 11th Thanksgiving Day – Fourth Thursday in November Christmas Day – December 25th

Note - if any of the holidays stated above fall on a Saturday, the Friday before the actual day is the official day the Government takes for the holiday. If the holiday falls on a Sunday, the Monday after the actual day is the official day the Government takes for the holiday. These dates do not account for any other days or shorten days that may be added prior to any of the holidays mentioned above that may be added at the discretion of any Presidential Administration and implemented by the DOI.

10.0 ADDITIONAL APPLICABLE REGULATIONS AND POLICIES

10.1 Publications that apply include:

Harpers Ferry National Historical Park’s Superintendent’s Compendium

MUTCD

OSHA

Code of Federal Regulations (CFR)

ANSI

Federal, State and Local Environmental Laws, Regulations, and Policies

11.0 DEFINITIONS

Safety Plan: A written document that takes into consideration the risk assessment of the requirement and develops reasonable concepts, behaviors, and disciplines to mitigate the assessed risk. Includes site and task specific information.

Contracting Officer (CO): The person executing this contract on behalf of the Government, including any duly appointed successor and authorized representatives of the Contracting Officer acting within the limits of his/her authority.

Contracting Officer's Representative (COR): The on-site contract administrator for the Contracting Officer. The duties and responsibilities of the Contracting Officer’s Representatives are defined below in this Section or in a letter of designation issued by the Contracting Officer.

Contractor: The individual, partnership, joint venture, or corporation undertaking the execution of work under the terms of the contract and acting directly or through their agent, employees, or subcontractors.

CS: Contract Specialist; primary liaison and contact between the contractor, COR, and CO.

Daily Work Log: A Government Form that the contractor shall use to record required information with regard to the requirement on a daily basis. This form is delivered electronically to the COR each work week.

Hazardous Material Plan: Detailed written document detailing all assessment, treatment, handling, cleanup, protection, documentation, and disposal of any potentially hazardous materials associated with this project, most notably lead.

Historic Preservation Treatment Plan: A detailed plan outlining the approach and defining all phases of work and activities in a step-by-step fashion that includes product use locations, pre-work verification of existing material conditions, preparation procedures, application methods, adjacent surface protections, and sequencing of work. The plan shall be IAW the Secretary of the Interior’s Standards for the Treatment of Historic Properties and Updated Exterior Stucco Condition Assessment and Treatment Recommendations for Building 38 – Tearney Building Dated August 2021

Pencil Copy: A pencil copy is a draft of a contractor proposed request to apply for payment in IPP. A pencil Copy includes the following documents attached to an email: Invoice, Updated Schedule of Values reflecting the invoice, Updated Work Schedule reflecting remining work after the invoice, and ALL Certified Payroll on WH-347, properly filled out, for the period of time reflected in the invoice. The contractor shall not submit any applications for payment into IPP without the recommendation of the COR. The COR shall review the invoice, updated schedule of values, and updated work schedule whereas the CO shall review all certified payroll against the wage determinations attached to the award. Once the CO approves the certified payroll, they will notify the COR via email and afterwards the COR shall make a recommendation for payment to the contractor via email. Invoices submitted as an application for payment without the CORs recommendation shall be promptly rejected.

QC: Quality Control: Actions taken by a contractor to carry out their written Quality Control Plan to ensure the performance of all contracted work meet the SOW requirements.

Quality Control Plan: A written document created by the contractor outlining the specific actions the contractor will take to ensure the performance of all contracted work meet the requirements contained within the SOW. The contractor shall work with the COR to develop an inspection schedule that coincides with the Historic Preservation Treatment Plan and Work Schedule.

Quality Assurance: Actions taken by the Government to assure contracted services meet SOW requirements.

Site Use Plan: The Contractor shall submit Site Use Plans for review and approval and shall contain plans for site use, storage, barriers, fencing, signs, parking, deliveries, scaffolding, ladders, building and landscape protections; stairway use and circulation.

SOW: Scope of Work: document that describes the work to be performed by the contractor and contractual obligations. The attachment, Updated Exterior Stucco Condition Assessment and Treatment Recommendations (Aug 2021) shall be integrated as part of the SOW.

Schedule of Values (SoV): A Schedule of Values reflects the construction work schedule, and associates dollar values that reflect the completion of work along the critical path of the project. An updated SoV is required to be submitted with all applications for payment in IPP.

Work Schedule: A Work Schedule is formatted in Gantt Chart format and associates key work in terms of phases and allots a quantity of time that will be allocated to complete key work. An updated Work Schedule is required to be submitted with all applications for payment in IPP.

12.0 PERSONAL SERVICE

The Government has determined that use of an Agreement to satisfy this requirement is in the best interest of the government, economic and other factors considered, and this Contract is not being used to procure personal services prohibited by the Federal Acquisition Regulation (FAR) Part 37.104 titled “Personal Services Contract”.

To counter the circumstances that infer personal services and to preserve the non-personal nature of the Agreement, the contractor shall adhere to the following guidelines in the performance of the Contract:

· Contractor provides for direct supervision of all contract employees assigned to the task.

· Refrain from discussing the issues such as skill levels and hours, salaries, cost and funding data, or administrative and personnel matters affecting contractor employees with the client.

· Ensure close communication/coordination with the CO and COR/POC, reporting problems to the COR/POC and CO as they occur.

· Do not permit Government officials to interview potential contractor employees, discuss individual performance, approve leave, or work scheduling of contractor employees, terminate contractor employees, assist contractor employees in doing their jobs or obtain assistance from the contractor in doing Government job.

· Do not assign contractor personnel to work under direct Government supervision.

· Maintain a professional distance from Government employees.

· Provide contractor employees with badges, if appropriate, identifying them as contractors.

· Ensure proper communications with the Government (technical discussion and government surveillance is okay, but the Government cannot tell the contractor how to do the job).

· The Government has the right to reject the finished product or result and this does not constitute personal services.

13.0 INVOICING SUBMITTAL PROCEDURES

1. Request for payment shall not be more frequent than 30 days.

2. The first request for payment may be for the Bonds and Insurance after they are accepted by the Government.

3. The second request for payment shall not be submitted sooner than 30 days after initial operations start.

3. The maximum number of payments for this contract is up to six (6).

4. The total of all payments shall not exceed the contract total for this fixed price contract.

The "Submit Invoice to" address for Department of the Interior orders is the Department of Treasury's Invoice Processing Platform (IPP). All invoices are to be submitted online via IPP. This is a mandatory requirement initiated by the U.S. Department of Treasury and one can find more information at this website https://www.ipp.gov/index.htm.

Contractors must register at https://www.ipp.gov/vendors/enrollment-vendors.htm to establish an account in order to submit an invoice on this project. Benefits of registering with IPP include the ability to create invoices directly from a contract award and submit them electronically, as well as:

The email notification of payment is sent when a payment is distributed to your bank account and will include all pertinent payment information. For all questions related to IPP registration and issues with submitting invoices, please contact IPP Customer Support at 1 (866) 973-3131.

Actual award of this Contract is contingent upon the National Park Service receiving routine, continuing appropriations from Congress for these services. In the event of a delay in appropriations, or a Continuing Resolution, resulting in a subsequent delay in the allotment of funds from the Office of Management and Budget, the award may be delayed, or the solicitation modified accordingly.

14.0 ATTACHMENTS

Refer to Section J