B08 Attachment 0001 Provide Cyclic Maintenance to Preserve the Historic Province Lands Visitor Center SOW.pdf

STATEMENT OF WORK

Provide Cyclic Maintenance to Preserve the Historic Province Lands Visitor Center

CAPE COD NATIONAL SEASHORE

171 Race Point Road, Provincetown, MA

September 29, 2020

Background This project incorporates scheduled preventive maintenance procedures and preservation techniques in a comprehensive program to prolong the life of the Province Lands Visitor Center & prevent growth of deferred maintenance. The building’s position on a high bluff overlooking the Atlantic Ocean, and fifty years of experience with the impacts of wind, sand and salt spray on the exterior and visitation from hundreds of thousands of visitors annually have led to the need to implement these procedures on a five to seven year frequency.

Historic Nature of Work Site The contractor shall note the historical significance of the site upon which the work will be performed.

Because of the historic nature of this site, certain aspects of the work of this Contract may not be carried out with materials and/or methods commonplace in the modern construction industry. It shall be incumbent upon the contractor to furnish staff who can execute first-class workmanship in the materials and methods specified, and who will take any necessary precautions to protect the elements of this historic site not scheduled to receive work.

Scope Exterior work includes:

• prepping and painting:

o exterior wood trim, wood fascia, wood plywood & batten siding, assume 5% replacement of battens required, o concrete block foundation and retaining wall, o previously painted exterior doors and door frames,

• stabilizing, repairing and repointing loose concrete masonry unit (CMU) block on the retaining wall to basement,

• replacing downspouts with heavy gauge aluminum to match existing,

• replacing the air grille over the basement door,

• repairing and stabilizing the access ramp at the auditorium exit.

• repairing, reattaching and caulking all metal panels at the upper level observation deck.

Interior work includes:

• patching, prepping and painting audio/visual room walls,

• prepping and painting lobby walls,

• making repairs, prepping and painting to match existing lobby ceiling,

• prepping and painting the auditorium walls and ceiling,

• prepping and painting the walls and ceiling of the offices,

• prepping and painting the upper level lobby observation deck floor.

The contractor shall minimize disturbance to the site to the greatest extent possible unless directed otherwise.

The contractor shall provide all labor, materials, tools, and equipment required to complete this work.

All work performed under this contract shall be done in accordance with applicable local, State, and Federal codes, bylaws and ordinances in effect at the time of this work.

Measurements Estimated dimensions and quantities are provided as a guide only. The contractor is responsible for verifying all measurements and dimensions. The contractor shall take all measurements for quantities of materials and note existing conditions for the installation of new work. All ancillary work, cutting and /or removal of existing work necessary for the installation of new work shall be done as required as part of this contract.

Site Examination It is the responsibility of the contractor to examine the work site to confirm existing conditions and required quantities prior to submitting a proposal on this project. The date, time and location of the site visit will be included in the solicitation for this project.

Utilities and Services The contractor shall provide and maintain sanitary facilities for workers.

The contractor shall be responsible for locating and preventing damage to known utilities. If damage occurs, repair utility at no additional expense to the Government. Notify Contracting Officer and utility companies of proposed locations and times for excavation. If damage occurs to an unknown utility, repair utility and notify Contracting Officer immediately.

Water Service: Water from existing water system is normally available for use without metering and without payment of use charges. Provide connections and extensions of services as required for construction operations without any additional permit costs. If water is not available, the contractor shall supply potable water adequate to the needs of the contract at no additional cost to the contract for project use.

Electric Power Service: Electric power from existing system is normally available for use during construction without metering and without payment of use charges. Provide connections and extensions of services as required for construction operations without any additional permit costs.

Arrange with utility company and government for time when service can be interrupted, if necessary, to make connections for temporary services. If electric power is not available, the contractor shall provide temporary power at no additional cost to the contract for project use.

Permits and Approvals The contractor is responsible for contacting Dig Safe (#811) or other approved utility marking entity for pre-marking of all underground utility locations within project area prior to any ground disturbance.

Prior to commencement of any on-site work, provide Contracting Officer with copies of proof of pre-marking from utility marking entity.

The contractor shall obtain all required permits for the performance of the work specified in Contract Documents at no additional cost to the contract.

Submittals and Deliverables

The contractor shall submit safety plan that complies with OSHA standards within 3 business days after award.

The contractor shall submit a traffic safety management plan that addresses public and contractor parking, vehicular circulation, pedestrian circulation, laydown, moving of materials and equipment within 3 business days after award.

The contractor shall submit an environmental protection plan that addresses protection of existing landscape elements, including lawn areas, trees and shrubs within 3 business days after award.

The contractor shall propose location of laydown and stockpile area for NPS approval. Laydown and stockpile shall be confined to any existing paved areas only.

The contractor shall provide detailed proposed project design, layout, and schedule prior to commencing any work on site.

Product Data: provide manufacturers' literature on characteristics of materials, maintenance, parts list and warranties. Submit only pages which are pertinent. Mark each copy to identify pertinent products referenced to the specifications. Provide manufacturers’ literature, drawings, and technical data sufficient to fully define the material and to demonstrate full compliance with the contract specifications.

Manufacturer's Installation Instructions: Include special precautions from manufacturer.

Drawings: submit drawings as appropriate.

Materials: submit representative samples of all materials to be used in sizes adequate to define the purpose of the material and determine its suitability.

Manufacturer's certificate: certify that products meet or exceed specified requirements.

Perform the work of this contract.

Safety and Environmental Protection Requirement Maintain project area in a neat, orderly and safe condition at all times. All work areas shall be made secure and safe after hours, on weekends and holidays.

All debris and removed material is the property of the contractor and shall be recycled or legally disposed of in a manner that is consistent with local and state regulations. All waste, trash and debris generated as part of this project must be secured from wind and rodent action.

The contractor shall take all necessary precautions to prevent fire during construction. The contractor shall provide and maintain suitable fire protection equipment. Protection Equipment Required: Furnish a minimum of one UL Class 2A, 2-1/2 gallon water type stored pressure extinguisher, and one UL Class 10, Type I, 15 pound A:B:C carbon dioxide extinguisher at each work site.

No radios or smoking (including vaping) will be allowed on the job site. Confined space entry, fall protection and hardhat use will conform to safety rules and regulations.

The contractor is responsible for securing the site and his work. During the execution of this contract, the contractor shall conform to the rules and regulations as set forth by OSHA Safety and Health Standards. The contractor shall provide barriers, temporary fencing, signage, etc. wherever work could cause injury to workers or visitors, and ensure that ladders, scaffolding and equipment are secured from public access during off-hours.

The contractor shall provide and maintain environmental protection during the life of the Contract to control pollution or to correct conditions that develop during construction.

Equipment shall not be allowed to operate outside the limits of work or to disturb existing vegetation.

Construction equipment shall be kept in good repair, without leaks of hydraulic or lubricating fluids.

The contractor must visually inspect all equipment prior to commencing work every day and at the mid-point in the workday for leaks. If such leaks or drips do occur, they shall be cleaned up immediately.

Confine equipment maintenance to one location. Control runoff in this area to prevent contamination of soils and water. No equipment repair will be allowed on the site.

It is the contractor’s responsibility to ensure that any disturbance or damage done during the course of this project to the existing utilities, landscape, building or government materials, shall be repaired or restored to its original condition by the contractor at contractor’s expense prior to completion of the job.

This building was constructed prior to 1978, therefore, work may disturb lead-based paint. It is not the government’s intention to abate lead paint under this contract. The contractor shall protect contractor’s personnel and the public during the performance of any work that may disturb lead-based paint. Waste materials meeting the criteria of hazardous waste shall be disposed of as such in a legal manner.

The upstairs exterior metal trim has been identified as having been finished with lead-based paint. The work of this contract includes replacement of a damaged corner panel at the upper level observation deck with an equivalent panel, and reattaching loose flashing and anodized aluminum panels. The contractor is responsible for performing the work in accordance with all applicable Federal, state and local regulations governing work involving lead-based paint. Wherever there is a conflict or overlap of requirements, the most stringent provisions shall apply.

Work and Weather Limitations Regular work hours are between 7AM to 4PM Monday through Friday. Unless otherwise requested and approved in advance, no work shall take place after hours, on holidays or weekends. Requests must be made 48 hours in advance.

The contractor shall be responsible for storage of all materials and equipment; the Park must approve contractor’s use of any space on the site in advance.

While not expected, it is possible that buried archeological features or deposits may be located in the vicinity of the project. Work must be stopped immediately if there is discovery of any such articles, and the Contracting Officer’s Representative must be notified at once. A government Archeologist/Historian may monitor ground disturbing work and has the authority to stop the work if any potential archeological resources are unearthed.

Proceed with project only when existing and forecasted weather conditions will permit work to be performed according to manufacturers' recommendations and warranty requirements. Ensure temperatures are over the minimum installation temperatures recommended by material manufacturers.

Security and Safety The contractor shall have unescorted access to the construction site. The contractor shall coordinate with the COR for access to all locations.

The COR or the COR’s alternate will not be required to be at the site location during all working hours.

Regulations

• Occupational Safety and Health Administration (OSHA)

• National Institute for Occupational Safety and Health (NIOSH)

• Massachusetts General Laws and Department of Environmental Protection regulations and statutes

• Town Board of Health Regulations

Materials The contractor shall furnish, supply, and install all necessary materials to successfully complete the project requirements. Unless explicitly indicated, new materials shall match those being replaced.

Wood Wood shall match existing species, shape and dimensions. Trim board materials shall be clear grade surfaced four sides; species, sizes and profiles to match existing. All material shall be the best of its respective kind, free from stain, rot, or other imperfections impairing strength or durability.

Fasteners Exterior hardware and fasteners shall be heavy duty stainless steel-type 316 nails or screws specifically intended for the use required. Mild steel is not acceptable. Siding fasteners shall be of a length sufficient to penetrate into the sheathing at least. No use of staples or non-316 stainless steel fasteners will be allowed.

Finishes Finishing products for use in the work shall be the standard best or top brands produced for each particular kind of material required herein. Highest quality, standard brand, latex stain-blocking primer and paint as recommended for exterior use. Provide primers and other undercoat paint produced by same manufacturer as finish coats. Acceptable manufacturers: 1. Sherwin Williams; 2.

Benjamin Moore; 3. Valspar; or equal meeting the specified salient characteristics and as approved by the Government.

Interior paints, primers, sealers, textures and undercoats shall be suitable for high humidity and compatible with the finish coat and each other. Include mold and mildew inhibiters. Finish coat paint shall be low odor satin finish, color to be selected by COR from samples provided by the contractor.

Acceptable paint manufacturers include: Benjamin Moore & Co: www.benjaminmoore.com., PPG Architectural Finishes, Inc: www.ppgaf.com., Sherwin-Williams Company: www.sherwin-williams.com.

http://www.sherwin-williams.com/

Floor paint shall be epoxy appropriate for the application, color to be selected by COR from samples provided by the contractor. Do not use latex paint. Primer shall be compatible with both the concrete and the epoxy paint to be used as a finish coat.

For wood exterior wall surfaces, the first coat shall be opaque oil-based semi-solid stain-blocking solid color stain with mold and mildew inhibitors. Topcoats shall be opaque oil-based stain-blocking paint with mold and mildew inhibitors. Color: to match existing.

Paints, primers, sealers for metal surfaces shall be suitable for material and compatible with the finish coat and each other.

Caulking for joints or gaps around doors, windows, or siding where water invasion may occur shall be non-shrink high-performance acrylic-latex, acrylic, acrylic-silicone, polyurethane, polysulfide or terpolymer rubber materials compatible with specified finishes, such as Benjamin Moore Elastomeric 465 01 Caulk, or an approved equivalent.

Downspouts shall be made of heavy gauge aluminum and match existing in size, shape, appearance, fasteners and function.

Replacement flashing at the upper level observation deck shall be brown anodized aluminum to match existing finish, size, shape materials, appearance and function. Caulking and adhesive for flashing shall be intended for the use.

Air grilles and fasteners shall be 316 stainless steel, to match size, function and appearance of existing.

A-J Manufacturing is a supplier of air grilles.

Masonry work Mortar for repointing shall be suitable in strength for the existing block and appropriate for the application. Match the existing mortar as closely as possible, for color, cement content and compressive strength.

Repointing mortar shall be Type N (1 part Portland Cement, 1 part lime, and 6 parts sand), conforming to ASTM C270 Specifications and shall match the existing in color, texture, and appearance.

Portland Cement. ASTM C-150, Type 1, white or gray as required to achieve a match of the existing mortar color. Masonry Cement will not be permitted.

Hydrated Lime. ASTM C-207, Type S, Hydrated Lime for Masonry Purposes. Air entrained lime will not be permitted.

Aggregate conforming to ASTM C-144. Aggregate shall be clean, well-graded sand, matching the color and grain size of aggregates in the original mortar.

Concrete for ramp repairs shall be certified concrete proportioned to give compressive strength of 3500 pounds per square inch at the end of 28 days with maximum size of coarse aggregate no greater than one inch.

Reinforcing mesh shall be 6x6-W2.9xW2.9 welded wire fabric intended for the purpose.

Water shall be potable and free from deleterious amounts of acid, alkali or other materials.

Workmanship The contractor is responsible for appropriate quality control and workmanship shall be the best of their respective kinds and in full accordance with applicable codes.

Make sure all work is flush, square, level and has proper reveals per manufacturer’s specs. If not sure ask COR before starting.

Take all precautions to ensure refinishing materials do not impact adjacent surfaces or any surfaces not intended to be refinished, including but not limited to dropcloths, shrouds, tents, tarps, wall coverings, etc.

When a manufacturer or a standard uses subjective words, e.g., “should, could, may”, etc., these words shall mean “shall, will, required”, etc. When the word “recommended” is used, it shall mean “required”. If there is a conflict between general and specific provisions, the specific shall govern.

Ensure that all work is free from dirt, damage or defects. Pick up extra materials within 2 days of job completion. Do not use windows for access or to pull cords, hoses or siding materials though. Do not cut through trim or siding while on the building to avoid damaging the underlayment. Do not nail cleats or wood blocks onto or in finished siding products. Appropriate manufacture cleats shall be used that slide up under shakes. Never splice trim or siding when full-length material will fit.

Upon Notice to Proceed, the contractor shall make steady and uninterrupted progress toward the completion of the work of this contract.

All work shall be done under appropriate weather conditions, as defined by the manufacturers of the relevant products and in compliance with all codes in effect at the time of installation.

Demolition Before beginning any demolition or deconstruction work, inspect and examine the site to determine the extent of the work. Take necessary precautions to avoid damage to existing items, including trees, to remain in place, to be reused, or to remain property of Government.

Provide waste-collection containers in sizes adequate to handle waste from construction operations.

Comply with requirements of agency(ies) with jurisdiction.

Unless otherwise indicated, disposal of removed materials shall be the Contractor's responsibility. All debris and removed material is the property of the contractor and shall be recycled or legally disposed of in a manner that is consistent with local and state regulations.

Installation All work shall be done in conformance with the Secretary of the Interior Standards for the Treatment of Historic Properties.

Masonry

Repointing and re-building work shall be performed only when air temperatures are expected to remain above 40° Fahrenheit during the work and for a period of at least 7 days upon completion of the work.

Cold weather work will not be permitted.

Repair CMU wall. Mortar joints that are in sound condition may remain undisturbed. All mortar joints that are friable or cracked shall be removed in preparation for repointing. See photo #4.

Remove mortar from both surfaces of the adjacent masonry units and square out at the back of the joint. Remove all loose, friable mortar, to reach sound existing mortar.

Thoroughly rinse raked joints with water to remove fine particles.

Apply mortar in layers not exceeding 3/8 “depth. Apply each layer fully compacted into the joint and allow to become thumbprint hard prior to the application of the next layer. Tool final layer of mortar after it has become thumbprint hard.

Repair and stabilize access ramp at the auditorium exit, see photo #3. Remove all loose concrete material. Repack and compact structural material under ramp to sound structural base, supplement with aggregate as necessary to achieve elimination of all voids. Form and pour new section of wall to a minimum 6” thickness, using 6x6-W2.9xW2.9 welded wire fabric reinforcing the full length and height of wall. Strip form when concrete has sufficiently cured.

Caulking All joints or gaps in siding around doors, windows, or siding where water invasion may occur shall be filled with Benjamin Moore Elastomeric 465 01 Caulk, or an approved equivalent. Prep and caulk all metal panels in frames at upper level observation deck.

Carefully remove loose flashing and anodized aluminum panels at the upper level observation deck.

Clean and prep for reinstallation. Remove damaged corner panel and replace with equivalent panel.

Attach and seal all panels against the elements using best practices of the industry. See photo #1.

Exterior Finishes Remove and reattach exterior wiring and other items and hardware as necessary.

Replace air grille at basement door – see photo #2

Replace downspouts to match existing – see photos #6, 7.

Repair all areas of deteriorated wood. Carefully excise deteriorated sections of wood members. Leave keys to receive repairs as needed. Replace deteriorated wood. See photo #5.

Unless covered elsewhere, the work includes preparation and painting with a three (3) coat system (one

(1) primer coat and two (2) finish coats) of the exterior exposed materials and surfaces of all exterior wooden surfaces and finishes, metal flashing and previously painted doors and frames.

No exterior finishing shall be undertaken if air or surface temperature is below 50 degrees Fahrenheit or immediately following rain or until frost, dew or condensation has evaporated.

Remove damaged or deteriorated paint to the next sound layer using the gentlest method possible (e.g., hand scraping and hand sanding) prior to any necessary repairs and repainting. See photos #8, 9.

All surfaces specified to be finished shall be wiped down with a dry cloth and be dry and cleaned free of all dirt, grit, grease, mold, mildew, foreign substances and all loose, peeling, blistering, chalking or scaling paint. Treat for mold.

Each coat of finish shall be evenly worked out and allowed to dry according to the manufacturer’s recommendations before subsequent coats are applied. Prime coat of stain and two coats of finish coat to match existing.

Finishes shall be applied by brush or roller and not sprayed.

Exterior building components to be refinished shall include plywood and batten siding, exterior wood trim, fascia, previously painted doors and frames, exposed concrete base and foundation walls.

Interior Finishes Paint the audio/visual room walls, auditorium ceiling, lobby walls and ceiling, office walls and ceiling, windows, doors and walls, upper level lobby observation deck floor.

Comply with manufacturer’s recommendations in preparation of surfaces to receive paint and application of paint itself. Procedures shall include, but not necessarily be limited to, the following: clean and remove oil, grease and loose foreign matter, including mold mildew, dirt and corrosion products, in a manner which causes neither undue damage to the substrate nor damage to, or contamination of, the surroundings or the paint system to be applied.

Repair cracks and imperfections in floors, if necessary, for a smooth uniform surface.

Thoroughly clean all surfaces.

Remove all cracked, chipped, and peeling paint. Sand surfaces smooth. All holes, cracks and marks shall be repaired with wall material, fillers, sealants, putties as appropriate for the finish in accordance with industry standards before painting.

Adequately scuff and/or solvent or chemically etch as appropriate to provide satisfactory adhesion for subsequent coats.

Unless otherwise specified, ensure that surfaces are cured and dry before applying additional coats of paints.

Remove all drips/runs or objectionable surface irregularities.

Apply an appropriate primer to any bare surfaces.

Apply paint and related material with an undercoat plus two coats of selected finish color as specified in accordance with manufacturer’s recommendations. Allow each coat to harden for the drying time (or time between coats) recommended by the manufacturer. Ensure each coat of paint is uniform in color, gloss, thickness and texture and free of runs, sags, blisters, or other discontinuities.

Make repairs to lobby ceiling surface and paint to match surface appearance and texture.

Audio/Visual Room The contractor shall carefully move contents of the room to one side to prep and finish the other side and reverse the process for the remainder of the room. The work must be scheduled to allow for adequate drying time before surcharging freshly painted areas with building contents. Upon completion of painting, contents shall be returned to their original locations. No building contents shall be damaged or placed outside of the building.

Storage of Equipment and Materials The contractor shall be responsible for storage of all materials and equipment; the Park COR and / or Project Inspector must approve contractor’s use of any space on the site in advance.

Upon completion of the work of this contract, the storage area shall be left broom clean by the contractor.

Clean-Up After completion of the work, construction debris, excess material and equipment shall be removed from the site and legally disposed. The contractor to use a magnet of sufficient strength to ensure no metal is left behind. Upon completion of the work of this contract, work areas shall be left broom clean by the contractor.

Additional Illustrations for Informational Purposes

#1: Replace and secure all damaged aluminum flashing in kind, prep and caulk panel frames – upper level observation deck.

#2: Replace air grille at basement door to match size, function and appearance of existing. Prep and paint door and frame.

#3: Repair and stabilize access ramp at the auditorium exit.

#4: Reset and repoint CMU walls.

#5: Repair deteriorated trim.

#6, 7: Replace downspouts to match existing in size, shape materials, appearance, fasteners and function, scrape, sand, prep and refinish walls.

#8, 9: Scrape, sand, prep and refinish plywood and batten siding.

Map of Project Location

Project Location