B08_Solicitation_Attachment_1_SOW.docx

Replace Asphalt Roof at John F. Kennedy Birthplace

TECHNICAL SPECIFICATIONS

Prepared by: Scott Fletcher Facility Manager Olmsted, Longfellow, Kennedy N.H.S.

SECTION 01010 SUMMARY OF WORK

PART 1: GENERAL

1-1 DESCRIPTION: The Work of this contract is to remove the existing 3-tab asphalt roof and apply a new asphalt roof identical to the existing asphalt roof and to provide all materials, labor, equipment, and supervision, and performing all operations required to complete this project as outlined below. Work of this Contract will occur at the Kennedy National Historic Site, 83 Beal St., Brookiline, MA. 02446. For specific detailed descriptions of the work, refer to the respective Statement of Work sections.

A. Background:

John F. Kennedy NHS is the birthplace and early boyhood home of the 35th President of the United States. The three-story, nine-room structure (c.1909) was the Kennedy family home from 1914-20 and was repurchased and restored by the Kennedys in the 1960s as a memorial to JFK. Household furnishings, photographs, and memorabilia original to the family occupancy or from the historic period are arranged in various rooms of the house. The landscape of .09 acres consists of a front and rear lawn within a historic neighborhood setting that also contains an additional Kennedy family home, church, and school of great integrity. Designated a National Historic Landmark (1965); listed on the National Register of Historic Places (1967); donated by the family to the National Park Service (1967). National Historic Site established May 26, 1967. Annual visitation is 20,000 over 6-month visitor season.

B. Scope of Work:

This contract provides for the removal of the 3-tab asphalt shingles and the replacement of the exact color and type of the existing asphalt shingles. This work is to be performed by qualified roofers. This work is to be done on Mondays and Tuesdays (excluding federal holidays) due to the park service hours of operations. This work is to be done only when weather conducive to roofing is available. The existing asphalt roof has reached its life expectancy and needs to be removed and replaced in kind. There are currently two layers of asphalt shingles on the entire roof. The flat porch roof in the front of the house in not included in this contract but shall be protected against any damages. The roof area to be covered is approximately 2400 square feet. This is a gable roof with two dormers in the front of the house, one skylight 6 square feet, one 4” sanitary stack and one chimney. The dormers have closed woven valleys, the sky light is raised approximately 6” from the roof surface, the sanitary stack is terminated with a hub, and the chimney is located on the rear slope, not at the ridge. All penetrations require new flashing. Protection shall be the responsibility of the contractor as to eliminate the possibility of damage to all of the property. The Park Service representative will approve proposed protection before work commences. Access to the roof will be from the front and the back. Appropriate ice and water shield shall be applied from the drip edge up 6 feet at the front and back. Ice and water shield shall also be applied in each dormer valley and at the skylight where the roof transitions from horizontal to vertical.

This project will be completed by a roofing contractor. The contractor will be hired through the competitive bid process. Oversight of this contract will be provided be a Park Service contracting officer technical representative.

Lifts are allowed but only if they can be used without any damage to the resource. A lift may be possible from the front. A scissor lift may be possible from the back. A site visit is highly recommended to determine this.

1-2 SITE EXAMINATION:

A. It is the responsibility of the Contractor to examine the work site to confirm existing conditions and required quantities prior to submitting a bid on this project.

1-3 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, all aspects of the work of this contract shall be carried out with an emphasis on property protection. It shall be incumbent upon the contractor to furnish tradesmen who will take necessary precautions to protect the historic structure & site. Contractor shall protect and prevent damage to existing structures. The access route to the roof shall be the most logical and will have the least amount of adverse impact on the property. This route will be determined by the contracting officer and park management. Where damage occurs, contractor shall replace or repair damaged features to the approval of the Contracting Officer.

1-4 PRECONSTRUCTION CONFERENCE: Prior to the start of construction, the Contracting Officer will arrange an ON-SITE meeting with the Contractor to discuss the work in general including administrative matters, National Park Service policy and regulations, safety and accident prevention, questions the Contractor may have, and points that need to be resolved before the Work commences.

1-5 COORDINATION: The Contractor shall coordinate the work with park maintenance staff. The park point of contact will be Scott Fletcher. He can be reached at 617-201-7146.

1-6 SUBCONTRACTORS: Any subcontractors the Prime Contractor plans to utilize must have prior approval by the Contracting Officer.

END OF SECTION

SECTION 01150 DEFINITION OF BID ITEMS

1-1 BASIS FOR BIDDING AND REIMBURSEMENT: The following bid items shall include all materials, labor, and equipment necessary to execute the Work described in the respective Statement of Work Attachments.

1-2 DESCRIPTION OF BID ITEMS:

Project 1: Remove and replace asphalt shingles.

Item No.

1. remove asphalt shingles and all fasteners.

2. Install ice and water shield in the appropriate areas (mentioned above).

3. Ice and water shield and flash around the existing skylight, method will be determined upon site visit.

4. flash around the existing sanitary vent, method will be determined upon site visit.

5. flash around the existing chimney, method will be determined upon site visit.

6. Existing sheathing is believed to be in good condition and not in need of replacement.

7. There is no ridge cap as part of this contract.

8. Proper insulation of electrical service is the responsibility of the contractor. All OSHA rules apply when working near the electrical connection. Work shall not be permitted if the OSHA precautions are not met. Point of connection can be seen in the picture above. It is the only point of connection.

Furnish lump sum bid for all work relating to the removal and installation of this asphalt roof.

SECTION 01200 PROJECT MEETINGS

1-1 DESCRIPTION: The Contractor shall attend and participate in two types of project meetings:

A. Preconstruction meeting.

B. Project Close out meeting.

1-2 FREQUENCIES:

A. Preconstruction Meeting: This meeting shall be held prior to issuance of Notice to Proceed and Commencement of Work, at a time established by the Contracting Officer. Contractor will begin work within 5 workdays after issuance of Notice to Proceed, as long as it is on a Monday or Tuesday.

B. Project Close out Meeting: This meeting will be held at the conclusion of the project.

1-3 LOCATION: Meetings shall be held at the Kennedy N.H.S. at above address.

1-4 ATTENDANCE: At least the following persons shall attend each meeting:

A. Preconstruction Meeting:

1. Contractor.

2. Contractor's authorized representative.

3. Contracting Officer.

5. Contracting Officer's authorized representative.

6. Park Chief of Maintenance & Park Safety Officer, if needed

B. Project Close out Meeting:

1. Contractor.

2. Contractor's authorized representative.

3. Contracting Officer's authorized representative.

END OF SECTION

SECTION 01230 JOB SITE ADMINISTRATION

1-1 SITE CONDITIONS:

A. Working Hours:

1. Project site will be available for execution of work between 7:00 a.m. and 3:30 p.m., Mondays and Tuesdays only, no federal holidays.

2. No work shall be performed beyond the hours or days specified or on Federal holidays without prior approval of the Contracting Officer and park management. The Contractor shall ascertain Federal holidays occurring within the Contract period.

3. Parking: City Street space for Contractor vehicles will be allowed at the immediate work site. Parking must be in the most efficient arrangement. The park management has the final say if a conflict occurs. There are timed spots (2 hours maximum) allowed by the city of Brookline. The Park Service shall not be held liable in any way if a ticket is issued to the contractor. A permit request is recommended but shall be issued or denied by the town of Brookline. This applies to dumpster permit also.

1-2 JOB CONDITIONS:

A. Preservation Of Existing Work:

1. The Contractor shall protect and prevent damage to existing structures, utilities, and all other features. Where damage occurs, the Contractor shall repair or replace damaged features to their conditions at Commencement of Work to the approval of the Contracting Officer and park management and without cost to the Government. The contractor shall be responsible for the purchase of all materials needed to protect all government property. Contractors shall accompany the park service employee to the city fire alarm pull box. The contractors must understand the explanation of the park service standard operating procedures pertaining to fire alarm protocol.

2. Special attention will be given to both historic and non-historic elements of the Project and the Project site.

3. A lift or pump staging and/or scaffolding is allowed as long as it is assembled according to the Occupational Health and Safety Association. The method will be determined during the site visit. There cannot be any penetrations to the building walls to be used for stabilization of the scaffolding or pump staging. However, if pump staging is used, stabilizing brackets will be allowed to penetrate the roofing sheathing and covered by newly applied shingles in a manner which will leave the penetrations unaffected to the performance of the roofing material.

B. Work and Storage Areas: The Contractor shall confine all operations to as small a space as required to complete work. Storage area shall be confined to areas proposed by the Contractor and approved by the Contracting Officer and park management. Storage areas shall be left clean after and during performance of work and all areas restored to their conditions at commencement of work to the satisfaction of the Contracting Officer and park management.

C. Housekeeping And Rubbish Disposal:

1. The Contractor shall maintain the project in a neat, orderly, and safe condition at all times.

9. The Contractor shall provide containers for collection and disposal of waste and trash resulting from the work and shall dispose of waste and trash legally at public or private dump areas beyond Park boundary. If a dumpster is needed, park management will have final approval of dumpster location. Also, if a dumpster is used, it is the contractor’s responsibility to obtain a permit for the duration of the dumpster placement. If not, any fine associated with the placement of the dumpster is the responsibility of the contractor.

D. Safety:

1. Equipment: All equipment shall be used in such a manner as to ensure the safety of workers and Park visitors, as well as the general protection of the building and grounds. All heat generating equipment, if any, shall be accompanied by a contractor trained in the proper operation of fire extinguisher use.

2. Smoking of any non-tobacco products and/or consumption of alcohol before or during the daily commencement of work on or off Park Service property shall not be permitted. Smoking of tobacco products is not allowed on Park Service property.

3. Worker Protection: The Contractor shall comply with current Department of Labor, Occupational Safety and Health Administration (OSHA) regulations in all matters relating to execution of the Contract Work.

4. The C.O.R. has the right to stop work at any time if he/she believes work is being performed in an unsafe manner or outside the scope of this contract.

5. An on-site contractor shall be required to effectively communicate verbally with the C.O.R. at all times under all conditions without impeding the progress of the project. Use of translation devices or apps is not considered a method of communication.

6. At completion of contract, all warranties shall be delivered to the Park Service.

2.

1-3 CONTRACTOR'S SIGN: None permitted.

END OF SECTION

SECTION 01300 SUBMITTALS

1-1 SUBMISSIONS:

The Contractor shall submit the following Submittals for each Project:

Project 1: Replacement of asphalt roof at the above address

1. Manufacturer’s Safety Data Sheets for all products

2. Safety plan

3. Lift and/or staging plan

4. Nails

5. Nail patterns.

6. Step flashing

7. Asphalt shingles (25-year shingles)

8. Color of shingles sample

9. All shingles shall come from the same lot.

7. Work schedule with start and completion dates

1-2 CONTRACTING OFFICER'S REVIEW:

A. Review of submittals by the Contracting Officer Representative is limited to compliance with Contract Documents and does not relieve the Contractor of responsibility for errors or failure to properly coordinate various aspects of the Work, including submitted material.

SECTION 01500 TEMPORARY FACILITIES & CONTROLS

1-1 SIGNS, SIGNALS, AND BARRICADES: The Contractor shall provide, erect, and maintain barricades, lights, danger signals, and warning signs, and take all necessary precautions for the protection of the Work and safety of the public.

1-2 UTILITIES:

A. Water: There is water currently at this site.

B. Electricity: NPS-furnished.

C. Toilets: Contractor shall be allowed to use the basement toilet and shall leave it as found. Although, it is recommended that the contractor obtain a porta-toilet as the park service cannot commit to being on site at every moment. If a porta-toilet is obtained, its location must be approved by the c.o.r.. If park service personnel are not on site, there is no access to the utilities. The park service will try to accommodate but cannot guarantee. If bathrooms are not kept clean, the park will then not allow the use of the bathrooms.

1-3 STORAGE FACILITIES:

A. Storage: The Contractor shall confine storage of materials to immediate job site at locations approved by the Contracting Officer and park management. The storage of shingles and other materials cannot be stored in a manner which will damage the grass. See section 1-2, “Job Conditions”.

B. Removal of Facilities: The Contractor shall remove structures and surplus stored materials at completion of work.

C. Clean-up: The Contractor shall completely remove all temporary facilities resulting from this contract and clean-up the site, upon completion of the Contract Work. There shall be no nails or debris left behind.

END OF SECTION

SECTION 01560 SPECIAL CONTROLS

1-1 PRESERVATION OF NATURAL FEATURES: The Contractor shall confine all operations within the work limits of the project. The Contractor shall exercise special care to maintain surroundings undamaged, and shall not remove, injure, or destroy trees, plantings, or historic building fabric.

1-2 HOUSEKEEPING:

A. The Contractor shall keep the project site neat, orderly, and in a safe condition at all times. Immediately remove all rubbish. Provide on-site containers for collection of rubbish and dispose of it at frequent intervals or as needed during progress of work.

B. Keep volatile wastes in covered containers.

C. The Contractor shall take all necessary precautions to keep fire hazard to a minimum; remove from the area daily all oily rags, waste, and other combustibles not stored in covered metal containers. The contractor shall not perform any soldering of any joints or perform any work requiring a flame or heating equipment within one hour of the contractor ending the daily work schedule. This section is not expected.

1-3 DISPOSAL: The Contractor shall dispose of waste materials legally, at public or private dumping areas outside the park. Do not bury wastes inside the park.

1-4 ACCIDENT PREVENTION:

A. The Kennedy House is an active Visitor/Staff Use area. All Accident prevention items will address visitor safety, as well as worker and park staff safety.

B. The Contractor shall be responsible for initiating, maintaining, and supervising all safety precautions and programs in connection with the Work.

C. The Contractor shall take all reasonable precautions for the safety of, and shall provide all reasonable protection to prevent damage, injury, or loss to all visitors and employees on the work, and all other persons who may be affected thereby. The Contractor shall be responsible for implementing any and all state and federally mandated worker protection regulations, including but not limited to provisions of 29 CFR 1910 and 29 CFR 1926.

C. The Contractor shall keep all access roads and walks clear of debris, materials, and equipment during execution of the Work of this Contract. Damage due to contract work will be cleaned or repaired at contractor’s expense.

D. Contractor will ensure that all access points (front entry and two rear entries) are accessible at all times.

E. The contractor is responsible for the security and protection of their equipment and removes all responsibility from the government.

1-5 INSPECTION: All work shall be subject to inspection during and after installation by the Contracting Officer.

1-6 PROTECTION OF NEW AND EXISTING BUILDING ELEMENTS:

A. The Contractor shall be responsible for protection of all prepared and newly installed equipment from damage resulting from any Work of this Contract, until final acceptance of all the Contract Work.

B. The Contractor shall be fully responsible for maintaining a weather tight building envelope at all times. The roof shall be weather tight at the end of each day.

END OF SECTION

SECTION 01700 PROJECT CLOSEOUT

1-1 DESCRIPTION: The Work of this Section consists of final cleanup and inspection procedures for the orderly transfer of completed work to the Government.

1-2 FINAL CLEANING: At the time of the final inspection, Project shall be thoroughly cleaned and areas other than the area of work, and also the actual area of work, shall be in the same condition as at commencement of work. The contractor shall remove all debris, as required, remove tools, equipment, and surplus materials, restore any surfaces marred during project to conditions at commencement of work, remove grease, dirt, debris, footprints from finished surfaces and restore storage and other areas temporarily assigned to Contractor to conditions at commencement of work.

1-3 SUBSTANTIAL COMPLETION AND FINAL INSPECTION:

A. The Contractor shall submit written certification that project, or designated portion of project, is substantially complete, and request in writing a final inspection. Certification shall include a listing of significant items that are not complete in accordance with the contract and shall indicate the schedule date for the completion of these items. Upon receipt of written certification that the project is substantially complete, the Contracting Officer 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. Following final inspection, should the work be determined to be substantially complete, the Contracting Officer will prepare a “punch list” of deficiencies to be corrected before final acceptance and issue a Letter of Substantial completion. The Contractor shall complete the work described on the “punch list” of deficiencies within 30 calendar days. If the Contractor fails to complete the work within this time frame, the Contracting Officer may either replace or correct the work with an appropriate reduction in the contract price or charge for re-inspection costs in accordance with the Inspection of Construction Clause of the General Provisions.

C. Should the Contracting Officer determine that work is not substantially complete, the Contracting Officer will immediately notify the Contractor, in writing, stating reasons. After completing work, Contractor shall resubmit certification and request a new final inspection. All re-inspection costs may be charged in accordance with the Inspection of Construction Clause of the General Provisions.

1-4 ACCEPTANCE OF WORK:

A. After the "punch list" deficiencies have been corrected, a Letter of Final Acceptance will be issued by the Contracting Officer.

B. If only designated portions have been accepted, a Letter of Partial Acceptance will be issued for that portion of the work.

C. Acceptance may be given prior to corrections of deficiencies, which do not preclude operation and use of facility. Final payment, however, will be withheld until deficiencies are corrected.

D. The Contractor will be responsible for the work of the Contract until he has received Letter of Final Acceptance.

1-1 QUALITY ASSURANCE

A. All products provided shall be compatible with all components to produce an acceptable asphalt roofing system.

B. Workmanship: The installing roofers shall be experienced and skilled in repair and replacement of asphalt roofs.

C. Asphalt shingles to be used will be black granule surfaced, self sealing, and three tabs, with a 25-year limited warranty. They will have a strong fiberglass reinforced micro-weave core and an Algae Eater mineral granule surface. The exposure of the shingles will be 5”. They must meet ASTM D 3018, ASTM D 3161, and ASTM D 3462; UL 790 class A rated with UL 997 wind resistance label. The fasteners to be used can be applied either manually or pneumatically. The fasteners must be galvanized standard roofing nails with a head size of 3/8” to 7/16”. The length of the nail must penetrate a minimum of at least ¾” into the sheathing boards.

1-2 PRODUCT DELIVERY, STORAGE, AND HANDLING

A. Keep materials protected from being damaged. Handle in such a way as to not cause any damage. Damaged materials will be rejected.

1-3 PROJECT CONDITIONS

A. The Contractor shall maintain watertight conditions at all times. Apply protective coverings as required to prevent water penetration into wall cavities and building spaces in such a manner so as not to damage any building elements scheduled to remain. In the event of leaking or damage, the Contractor shall notify the Contracting Officer promptly and make all repairs and replacements as directed by the Contracting Officer at no additional charge.

B. In the event of a water leak or spill, the contractor shall remove all water and moisture caused by spill or leak at their expense. This shall be done immediately.

1-4 COORDINATION

A. The Contractor shall coordinate the work of all other trades related to the successful completion of the work of this Section.

B. The contractor superintendent shall remain on site at all times. The contractor superintendent or representative on site shall exercise verbal communications with the park service c.o.r. in a manner which does not impede the performance of the project.

3-1 FINAL CLEAN-UP

A. Clean work areas and premises of all debris resulting from this work. Leave surfaces in "broom clean" condition.

-End of Section-

Timeline:

This project will be performed during the season which allows for temperatures to be above 50 degrees. The work shall only be performed on Mondays and Tuesdays due to site operations which occur on all other days. The hours of work shall be 7:00 a.m. to 3:30 p.m., excluding all federal holidays or any emergency that may arise. The project shall be completed within 45 days. The physical dimensions of the existing roof are 40’X30’ (each slope). Please refer to the pictures on page one for more information.

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