B08_Attachment_1_EUON_JOMU_Painting_SOW_(Final).pdf

SCOPE OF WORK

FOR

EXTERIOR PAINTING OF THE TAO HOUSE AT

EUGENE O’NEILL NHS - PMIS #316885

AND

REFINISHING OF BALUSTRADE AT MUIR HOUSE

AT JOHN MUIR NHS – PMIS #316887

June 2024

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EUGENE O’NEILL NHS (EUON) - TAO HOUSE

JOHN MUIR NHS (JOMU) – MUIR HOUSE

EXTERIOR PAINTING - PMIS 316885

BALUSTER REFINISHING - PMIS 31688 7

SCOPE OF WORK (SOW)

PART 1 GENERAL / ADMINISTRATIVE

1.1 DESCRIPTION

A. Summary: The work of this contract includes the following:

1. Preparation, priming and painting of existing exterior masonry, wood, and metal building components of the Tao House at Eugene O’Neill NHS located at 205 Railroad Ave., Danville CA 94526.

2. Refinishing of interior wood balustrade at first stair and second railing at the Muir House at John Muir NHS located at 4202 Alhambra Ave, Martinez, CA 94553.

B. Work shall be completed in a workman like manner, as specified herein, in compliance with all applicable local, state and federal regulations and as required by field conditions.

C. Work shall be performed by an experienced painting contractor, licensed in the state of California.

1. License: At a minimum Contractor shall carry a C-33 California Painting and Decorating License.

D. Special Contractual Requirements:

1. Historic Buildings and Sites: Both parks where the work will be performed are National Historic Sites and the buildings where the work will be performed are historic structures.

a. All work shall be performed using the gentlest mean possible to achieve the requirements of the contract.

b. Contractor shall ensure that historic features are not damaged by the work of this contract. Any historic feature damaged shall be restored to its condition prior to damage to the satisfaction of the Government, at no additional cost to the Government.

c. Contractor shall protect all adjacent features not scheduled for work under this contract but which may be impacted by the work of this contract. Protective elements shall not damage adjacent features and shall be installed in a manner approved by the Government. Any adjacent feature damaged or soiled shall be restored to its condition prior to damage to the satisfaction of the Government, at no additional cost to the Government.

2. Lead Paint: Due to the age of the Tao House it is anticipated that lead may be present in the under layers of paint. Preparation for painting may disturb these under layers.

a. It is not the Government’s intent to abate lead paint under this contract.

Contractor is responsible for following all applicable lead in construction regulations.

b. Contractor is fully responsible for taking all precautions necessary to ensure the safety of workers and the public when lead is impacted.

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c. Contractor shall dispose of all waste materials in a legal manner outside of the park.

3. Occupied Premises: The buildings may be occupied throughout the construction period.

E. Site Visit: Prospective bidders are strongly encouraged to visit the project sites to understand the parameters of the work and formulate questions for clarification prior to submitting an offer for the work. Lack of understanding of project requirements due to not visiting the site will not be grounds for modifications to the SOW or accepted offer.

F. Offers: Contractor’s offer shall submit an offer for the work based on the requirements of solicitation.

1.2 SOW CONTENTS

A. Part 1 – General/Administrative

1.1 Description

1.2 Contents

1.3 Definitions

1.4 Quality Assurance

1.5 Submittals

1.6 Product Delivery Storage and Handling

1.7 Project Conditions

1.8 Closeout

B. Part 2

2.1

– Products General Standards

2.2 Paint and Coating Products

2.3 Muir House Balustrade Treatment Products

2.4 Sealants and Fillers

C. Part 3 – Execution

3.1 General

3.2 Inspection

3.3 Protection

3.4 Preparation and Finishing of Muir House Balustrade

3.5 Preparation and Painting of Toa House Exterior Masonry

3.6 Preparation and Painting of Toa House Exterior Metal

3.7 Preparation and Painting of Toa House Exterior Wood

3.8 Completion

3.9 Clean-up

1.3 DEFINITIONS

A. Owner/Government: The sites and buildings where the work will be performed are owned by the US Government - National Park Service (NPS). The term Government is used throughout the SOW to denote the Owner. The following Government personnel will administer the contract.

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1. Contracting Officer (CO): The Government is represented by an NPS Contracting

Officer for this contract. The contracting officer will administer the contract and be the Contractors’ main point of contact throughout the course of the work.

2. Contracting Officer’s Representative (COR): The CO may appoint a COR to assist in the administer the contract and provide technical assistance. The COR and their roles and responsibilities will be made known to the Contractor at the time of the Preconstruction Conference or before.

B. Contractor: The person or entity holding the contract and responsible for successfully completing the work of the contract.

1. Contractor shall appoint a single point of contact for the duration of the work.

1.4 QUALITY ASSURANCE

A. Manufacturer Qualifications: All primary products specified in this section will be supplied by a single manufacturer with a minimum of ten (10) years-experience.

B. Single Source Responsibility for Primers, Paints and Coatings: In order to ensure consistent quality of performance, provide all components of individual coating systems from a single manufacturer.

C. Applicable Reference Standards:

1. Underwriters’ Laboratories (UL).

2. Master Painters Institute (MPI) – Approved Product List (APL), Guide Specifications, and Technical Information, current editions.

3. Society for Protective Coatings (SPC) – Preparation recommendations and requirements for appropriate substrates.

4. Environmental Protection Agency (EPA): Renovation, Repair and Painting (RRP) Rule, current edition.

5. 40 CFR 59, Subpart D - National Volatile Organic Compound (VOC) Emission Standards for Architectural Coatings; U.S. Environmental Protection Agency; current edition.

6. Applicable State and Local regulations governing VOC levels in paint and coatings.

7. Local, State and Federal regulation pertaining to the impact to and disposal of lead paint.

D. Preconstruction Photographs: To ensure the new work matches the original and to protect the contractor in the case of pre-existing damage, the contractor shall take preconstruction photos with the presence of a government representative and submit digital copies of them to the Government prior to beginning the work.

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E. Mock-Ups: The Contractor shall perform mock-ups to ensure the quality standards of the existing finishes are maintained prior to performing any the associated work. Mock-ups shall be performed in the location designated by the Government and the Government will approve mock-ups. If mock-up does not meet the quality standards it shall be redone until it does.

Once a mock-up is approved it shall be retained and protected as a benchmark for all associated work. Contractor shall preform the following mock-ups:

1. Surface Preparation Mockup: Before work begins, the Contractor shall prepare one (1) 3-foot section of each element to be painted in accordance with applicable SPC-guidelines.

2. Paint Coating Mock-up: In addition to required samples, apply paint brush-outs in the field at their final location for each type and color of approved paint materials. Mock-up shall be applied over a 3-foot wide square section.

3. Balustrade Refinishing:

a. Mock-up existing finish removal from a 2-foot wide section of the handrail.

b. Apply new finishes to the same section of balustrade.

F. Testing:

1. Confirm acceptable level of chlorides on surface with KTA Chlor*test or equivalent.

1.5 SUBMITTALS

A. Submittals Required with Offer:

1. All submittals required by the solicitation.

B. Preconstruction Submittals: The Government will provide a list of required Preconstruction Submittals to be provided before a Preconstruction Conference is held. The work shall not begin until the Government provides Notice to Proceed following the Preconstruction Conference.

1. In addition, provide copies of the Preconstruction Photos required under the “Quality Assurance” Article. Submit photos on a USB flash/thumb drive prior to mobilizing on site.

C. Construction Submittals: Submit with the Government’s CM-16 Transmittal form, sequentially numbered for each submittal.

1. Paint Manufacturers Qualifications as specified in Article “Quality Assurance” above.

2. Product Data for all paint and coating materials, sealants and miscellaneous materials.

3. Lead Safety Plan.

4. Samples: Colors Samples for each color and sheen required to match existing: Submit 2 – 12” square brush outs on heavy card stock for each paint color.

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5. Mockups: Provide a CM-16 Transmittal for each mock-up to track Government approval.

6. Safety Plan for lead Containment, removal and Disposal.

7. Maintenance Data: Submit data on cleaning, touch-up, and repair of painted and coated surfaces.

8. Extra Stock: Upon completion of the work, extra paint stock equaling approximately 10 percent, but not less than one (1) gallon, of each color and gloss used in each coating material, with all such extra stock tightly sealed in clearly labeled containers shall be deliver to the Government.

1.6 PRODUCT DELIVERY, STORAGE AND HANDLING

A. Deliver all materials to the job site in original and unopened packages and containers bearing the original manufacturer’s label and including the following information:

1. Name of product or material;

2. Manufacturer’s name;

3. Color name and number;

4. Thinning instructions;

5. Application instructions.

B. Store approved materials at the job site in a suitable and designated area restricted to storage of paint and coating materials and related equipment.

1. Store materials in tightly covered, clean containers when not in use.

2. Protect from exposure to minimum and maximum temperatures as recommended by manufacturer.

3. Use all means necessary to ensure safe storage and use of paint and coating materials and the prompt and safe disposal of waste.

1.7 PROJECT CONDITIONS

A. Work Hours: Work shall be generally performed during normal business hours of 7:00 a.m.

to 3:30 p.m., Monday through Friday, except when otherwise indicated.

1. Weekend Hours: Weekend work is not allowed without prior written approval of the Government. Contractor shall request weekend work a minimum of forty-eight (48) hours in advance and shall provide a written work plan for Government approval.

Approval of weekend work will be contingent on no additional cost to the project for Government oversight.

2. Early Morning Hours: Early morning work (before 7:00 am) is not allowed.

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B. Site Access: The Tao House is located in a residential neighborhood with two secured gates.

Contractor shall cooperate with the Government is accessing the work site and with all parking requirements.

C. Limited Use of Site: Contractor shall have limited use of the project sites for construction operations. Limit use of premises to areas agreed to by the Government. Do not disturb portions of Project Site beyond areas in which the work is indicated.

D. Preservation of Natural Features:

1. Prevent damage to natural surroundings. Restore damaged areas, repairing or replacing damaged trees and plants, at no additional expense to the Government.

2. Provide temporary barriers to protect existing trees and plants and root zones.

3. Do not remove, injure, or destroy trees or other plants, roots and branches without prior Government approval.

4. Do not fasten ropes, cables, or guys to existing trees.

E. Weather: Apply finish material when temperatures are between 50 and 90 degrees F. Do not apply exterior materials in damp, rainy weather. Do not apply paint to surfaces in direct sunlight. Apply finishes only when air is free of dust that would affect the finish.

F. Moisture Content: Measure moisture content of surfaces using an electronic moisture meter.

Do not apply finishes unless moisture content of surfaces is below following maximums:

1. Masonry, Concrete, and Concrete Block: 12 percent.

2. Exterior Wood: 18 percent.

G. Keep fire hazard to a minimum; remove all oily rags, waste, and other combustibles not in covered metal containers from the area daily.

H. Special Controls - Lead Containment

1. When painted surfaces of buildings constructed prior to 1978 are disturbed they are subject to the Renovation, Repair and Painting (RRP) Rule of the EPA. Contractor shall comply with all applicable requirements of this rule.

2. This building was constructed prior to 1978 and surfaces to be prepared and painted under this contract may contain lead-based paint. The existing coatings may consist of multiple layers of lead-based paint.

3. The Contractor is advised that removing old paint from existing surfaces, particularly with chemical removers and/or by scraping, grinding or burning, may be releasing contaminants detrimental to the health of the workers and other persons on the site.

4. Safety Plan: The Contractor shall develop a written safety plan as required by the EPA for the removal and disposal of contaminated materials.

a. The safety plan, and the means and methods of lead paint removal, containment, and disposal described in the Safety Plan, will remain the sole responsibility of

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the Contractor. Submit safety plan as an Informational Submittal for the Government’s review and comment only.

1.8 CLOSEOUT

A. When project, or designated portion of project, is substantially complete, request a final inspection in writing. Upon receipt of written request that project is substantially complete, the Government will proceed with inspection within 10 days of receipt of request or will advise the Contractor of items that prevent the project from being designated as substantially complete.

B. If, following final inspection, the work is determined to be Substantially Complete, the Government will prepare a list of deficiencies to be corrected before final acceptance and issue a Letter of Substantial Completion. Contractor shall complete the work described on the list of deficiencies within fourteen (14) calendar days, unless delayed by weather.

C. If, following final inspection, the work is determined not to be substantially complete; the Government will notify Contractor in writing. After completing work, Contractor shall request a new final inspection.

D. After all deficiencies have been corrected; a Letter of Final Acceptance will be issued by the Government.

PART 2 PRODUCTS

2.1 GENERAL STANDARDS

A. The various surfaces shall be painted or finished as specified herein and as required to match their existing appearance.

1. The Government reserves the right to change the finishes within the range of flat, semi-gloss or gloss, with no additional cost to the Government.

B. Paint products shall be fresh and well ground; shall not be badly settled, caked or thickened in the container; shall be readily dispersed with a paddle to a smooth consistency and shall have excellent application properties.

C. Paint shall arrive on the job color-mixed except for tinting of under-coats and possible thinning.

D. All thinning and tinting materials shall be as recommended by the manufacturer for the particular material to be thinned or tinted.

E. It shall be the responsibility of the Contractor to see that all mixed colors match the color selection(s) made by the Government prior to application of the coating.

F. Volatile Organic Compound (VOC) Content: Provide coatings that comply with the most stringent requirements of applicable local, state and federal codes and regulations.

E. Compatibility: Provide materials that are compatible with one another and the substrates indicated under conditions of service and application, as demonstrated by manufacturer based on testing and field experience.

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2.2 PAINT AND COATING PRODUCTS

A. Highest quality standard brand, latex paint produced by a nationally known manufacturer meeting the requirements specified in Part 1 Article “Quality Assurance” and as approved by Government.

B. Provide primers and other undercoat paint produced by same manufacturer as finish coats.

C. Miscellaneous Materials: Linseed oil, turpentine, mineral spirits, miscellaneous thinners, varnish, and shellac shall be the highest quality of an approved manufacturer and as recommended by the primary paint manufacturer.

D. Color: New paint and coatings colors shall match existing color. Decision as to color match will be made by the Government.

E. Gloss: New paint and coatings colors shall match existing gloss. Decision as to gloss match will be made by the Government.

2.3 MUIR HOUSE BALUSTRADE TREATMENT PRODUCTS

A. Stain: Oil based stain to match original in color, thickness and gloss.

B. Coating: Clear polyurethane coating.

1. Finish Gloss: Match existing.

2.4 SEALANT AND FILLERS

A. High quality, paintable, non-shrink sealant and filler materials as recommended by the paint manufacturers and as approved by the Government.

PART 3 EXECUTION

3.1 GENERAL

A. Cover and protect finished work and surfaces not to be painted.

B. Mix and prepare painting materials in accordance with manufacturer's directions.

C. Remove hardware, hardware accessories, machined surfaces, plates, lighting fixtures, and similar items not scheduled to be painted, or provide surface applied protection. Reinstall removed items when final coat is thoroughly dry.

D. Paint Removal: Where required, remove existing paint by scraping and sanding only. Do not remove existing paints by using heat.

E. Do not paint over dirt, rust, scale, grease, moisture, voids and blemishes, or other conditions detrimental to formation of a durable paint film.

F. Apply paint in accordance with manufacturer's directions. Use techniques best suited for substrate and type of material being applied.

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G. Apply materials at not less than manufacturer's recommended spreading rate, to establish a total dry film thickness as recommended by the manufacturer.

H. Drying Time: Minimum time recommended by manufacturer. Do not apply succeeding coats until the undercoat is thoroughly dry.

I. Sanding: Lightly sand between coats to ensure that surface finish is smooth to the touch.

J. Apply material evenly without runs, sags, brush debris or other defects. Leave moldings, trim, ornaments, edges, and millwork clean and true to lines without excess paint in corners or depressions.

K. Make edges of paint adjoining other materials or colors sharp and clean, without overlaps.

L. Paint surfaces behind movable equipment and furniture same as similar exposed surfaces.

M. Finish access panels, grilles, registers, and similar items in the same color as their surroundings.

N. Apply additional coats when undercoats, stains, or other conditions show through final coat of paint. Final finish shall have uniform finish, color, and appearance.

3.2 INSPECTION

A. Examine the areas and conditions where painting and finishing are to be applied and correct any conditions detrimental to the proper and timely completion of the work.

B. Do not proceed with the work until unsatisfactory conditions are corrected to permit proper installation of the work.

C. Proceeding with the work shall constitute acceptance of the substrate.

D. Ensure that surfaces to receive paint are dry immediately prior to application. See Part 1 Article “Project Conditions” for acceptable moisture content of materials.

3.3 PROTECTION

A. Ensure that all surrounding stairs, walls, furniture and accessories within the Muir House are properly protected prior to beginning mock-ups and refinishing work on the balustrade.

B. Ensure that all surrounding plants, walkways and other adjacent features are properly protected prior to start of exterior painting work on the Tao House.

C. Protect all hardware to remain.

D. If spray painting of masonry at the Tao House is approved protect walkways, windows, doors, wood trim and roofing from overspray.

3.4 PREPARATION AND FINISH OF MUIR HOUSE WOOD BALUSTRADE

A. Contractor shall refinish historic balustrade at Muir House including newel posts, bottom rails, balusters and handrails as required to match existing.

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B. Mock-up: See Part 1 Article “Quality Assurance” for requirements. Do not begin preparation phase until completion and approval of mock-up.

C. Preparation:

1. Gently wash balusters, newel posts, bottom rails and handrails surfaces with warm water and mild soap to remove dirt and grime. Let dry thoroughly.

2. Lightly sand rough surfaces on bottom rails, balusters and newel posts.

3. Remove existing coating on top rails to bare wood by hand sanding. Do not impact the configuration of the railing. Use of power tools is not allowed.

4. Hand sand top railing smooth.

5. Fill all gouges, dents, and small openings in wood with approved filler as recommended by manufacturer. Use colored filler to match existing wood. Hand sand all fillers smooth and to align with adjacent surfaces.

C. Finishing:

1. Stain areas of raw wood at bottom rails, balusters and newel posts to match existing.

Apply multiple thin coats of stain to ensure that areas of stain align with existing finish to remain. Allow each layer of paint to dry thoroughly prior to applying the subsequent coat.

2. Stain handrails to match existing.

3. Apply 1 – coat of clear polyurethane coating to bottom rails, balusters and newel posts.

a. Gloss: Match existing.

4. Apply 2-coats clear polyurethane sealer to handrails.

a. Gloss: Match existing.

3.5 PREPARATION AND PAINTING OF TAO HOUSE EXTERIOR MASONRY

A. Contractor shall prepare and paint all previously painted masonry walls of the Tao House.

Do not paint clay tile roofing, brick paving or masonry garden walls.

B. Mock-up: See Part 1 Article “Quality Assurance” for requirements. Do not begin preparation phase until completion and approval of mock-up.

C. Preparation:

1. Remove all abandoned fasteners and miscellaneous items from walls.

2. Remove all loose and flaking paint to sound substrate by hand scraping and sanding following SPC and paint manufacturer’s guidelines.

3. Fill all gouges, dents, voids etc. with approved filler/sealant as recommend by sealant and paint manufacturers and sand smooth to align with adjacent existing surface.

D. Paint Application:

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1. Apply all paints and coatings as recommended by the paint manufacturer. With

Government approval, wall paint may be applied by sprayer or by hand. Allow each layer of paint to dry thoroughly prior to applying the subsequent coat.

2. Apply one (1) coat latex primer and two (2) finish coats of latex paint.

a. Color: Match existing.

b. Gloss: Match existing.

3.6 PREPARATION AND PAINTING OF TAO HOUSE EXTERIOR METALS

A. Contractor shall prepare and paint all previously painted ferrous metals. Do not paint previously unpainted ferrous and non-ferrous metals such as bronze, brass, copper, etc.

B. Preparation:

1. Remove all loose and flaking paint to sound substrate by hand scraping and sanding following SPC and paint manufacturer’s guidelines.

2. Spot prime all bare metal with rust inhibiting primer.

C. Paint Application:

1. Apply all paints and coatings as recommended by the paint manufacturer. With Government approval, paint may be applied by sprayer or by hand. Allow each layer of paint to dry thoroughly prior to applying the subsequent coat.

2. Apply 1 coat latex primer and two finish coats of latex paint.

a. Color: Match existing.

b. Gloss: Match existing.

3.7 PREPARATION AND PAINTING OF TAO HOUSE EXTERIOR WOOD

A. Contractor shall prepare and paint all previously painted exterior wood surfaces including exposed roof framing and trim, posts, railings, doors, door frames and trim, and window sashes, window frames and trim, and shutters. Do not paint previously unpainted wood surfaces.

B. Preparation:

1. Remove all abandoned fasteners and miscellaneous items from wood.

2. Remove all loose and flaking paint to sound substrate by hand sanding following SPC and paint manufacturer’s guidelines.

3. Sand to remove roughness, lose edges, slivers and splinters.

4. Set all exposed nail heads.

5. Clean and remove all dust as recommended by paint manufacturer.

6. Fill all set nails, cracks, splits, nail holes and other surface defects with approved sealants/fillers. Apply as recommended by manufacturer. When cured, sand smooth to align with existing adjacent surfaces.

JOHN MUIR NHS (JOMU) – MUIR HOUSE

EXTERIOR PAINTING - PMIS 316885

BALUSTER REFINISHING - PMIS 3168877

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C. Paint Application:

1. Apply all paints and coatings as recommended by the paint manufacturer by hand.

Spray painting of trim is not allowed. Allow each layer of paint to dry thoroughly prior to applying the subsequent coat.

2. Apply one (1) coat latex primer and two (2) finish coats of latex paint.

a. Color: Match existing.

b. Gloss: Match existing.

3.8 COMPLETION

A. Completed work will fully cover all areas to be painted with no sags, visible paint lines, brush strokes or debris in painted surfaces.

3.9 CLEANUP

A. During the progress of the work, remove from the site all discarded paint materials, rubbish, cans and rags at the end of each workday.

B. Upon completion of painting work, clean window glass and other paint spattered surfaces.

Remove spattered paint by proper methods of washing and scraping, using care not to scratch or otherwise damage finished surfaces.

END OF SECTION