A_02_SOW_-_Repair_by_Replace_B706_Roofs_FINAL.pdf

STATEMENT OF WORK

TO

REPAIR BY REPLACE BUILDING 706 ROOF

AT

GENERAL MITCHELL FIELD

AIR NATIONAL GUARD BASE

MILWAUKEE, WI

Prepared by:

Office of Civil Engineering

128th Air Refueling Wing, Milwaukee, WI 7 March 2019

Repair by Replace Building 706 Roof Project No: HTUV172011 Date: February 28, 2019

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TABLE OF CONTENTS

PART I - STATEMENT OF WORK

1. SW-01 Description of Work

a. Work to Be Done

b. Location

2. SW-02 Applicable Standards and Specifications

3. SW-03 Principal Features

a. Base Bid: Repair by Replace Building 706 Roof

b. Bid Option 1: Building 706 Roof Fall Protection

c. Bid Option 2: Repair by Replace Building 701 Roof

d. Bid Option 3: Building 701 Roof Fall Protection

PART II - SPECIAL CONDITIONS

1. SC-01 Pre-performance Conference

2. SC-02 Contractor Responsibilities

3. SC-03 Quality Control/Quality Assurance

4. SC-04 Responsibility:

5. SC-05 Materials and Labor

6. SC-06 Clean Up

7. SC-07 Coordination:

8. SC-08 Warranties:

9. SC-09 Work Site Access:

10. SC-10 Health & Safety Requirements

11. SC-11 Fire Prevention

12. SC-12 Security Requirements:

13. SC-13 Damage Reports

14. SC-14 Protection of Existing Facilities

15. SC-15 Definitions

16. SC-16 Government Furnished Property and Services

PART III – ILLUSTRATIONS

1. I-01 Photos and Documents Attached

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PART I - STATEMENT OF WORK

SW-01 Description of Work:

a. Work to be done: The Contractor shall provide all professional services, personnel, materials, equipment, labor, supervision and facilities necessary to perform contractual construction services, as stated in these specifications, at the 128th Air Refueling Wing, located at General Mitchell International Airport, Milwaukee, WI 53207-6151. The Contractor is responsible for ensuring proper documentation is received for personnel and vehicle passes (72 hours prior, during normal days of operation) in time to avoid any delay in project start of performance.

This includes personnel attainment of contractor badges and notification to the Civil Engineer Squadron representative for scheduling of escort support. Contractor will be required to coordinate/de-conflict scheduling with Civil Engineer personnel.

b. Location: General Mitchell International Airport is located approximately 10 miles south of downtown

Milwaukee, WI. The 128th Air Refueling Wing is located on the east side of General Mitchell International Airport.

SW-02 Applicable Standards and Specifications:

a. Must comply with all applicable WI. Adm. Codes, applicable Industry Standards, UFC 3-110-03 “Roofing” and ANG ETL 15-01. Must also comply with OSHA regulations and the contractor shall secure work areas in a manner to minimize potential safety hazards to base personnel and impact to base operations.

b. Must comply with the requirements set forth in FAA regulations in accordance with 14 CFR Part 77.9 if a crane is needed. Regulations and forms can be found at http://oeaaa.faa.gov. Calculated slope allows a working height up to 90’ feet. Building 706 height is approximately 30’ feet and Building 701 is approximately 20’ feet.

c. The Contractor shall preserve and protect all structures, materials, equipment and vegetation on or adjacent to the work site and protect all existing structures and materials from physical damage and secure work areas in a manner to minimize potential hazards and impact to base personnel and operations during the duration of construction. FAR 52.236-9 “Protection of existing Vegetation, Structures, Equipment, utilities and improvements”.

d. The Contractor shall repair all interior and exterior finishes damaged as a part of executing the work with finishes that match the existing conditions. Coordinate this work with the Government. The contractor shall be held responsible for all cutting, replacement, and repairing of their work that is due to faulty workmanship and which is not specifically covered by Description of Work for trades which are affected. The contractor will also be held responsible for providing, without extra cost to the Government, any small incidental items which are not specifically mentioned in trade specifications, but which are necessary to complete the work in accordance with the general understanding that the work, when completed, shall be a finished workmanlike job. Reference Contract Clause FAR 52.236-5, “Material and Workmanship” and FAR 52.246-12, “Inspection of Construction”.

e. The contractor shall be responsible for the temporary protection of the building fabric and the interior from inclement weather as it relates to the work outlined in this document.

f. Contractor shall acquire a Hot Work permit from the base fire station if any open flames or sparks anticipate being created during demolition or construction.

g. The Contractor is responsible for removing and disposing of all construction and demolition debris generated. Consider all material recyclable or reusable, unless clearly demonstrated the material requiring disposal is waste material. Government has first right of right of refusal on all recyclable or reusable material and contractor shall notify COR for disposition. Contractor must provide documentation that identifies all recyclable material and disposal methods for all material. (See Construction and Demolition Debris Worksheet provided below)

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SW-03 Principal Features:

a. Base Bid: Repair by Replace Building 706 Roof I. Demolition (see existing roof photos below)

a. Contractor shall visit the site prior to submitting bid and installation to investigate and verify all quantities and sizes for component repair or replacement and verify existing conditions.

b. Contractor shall provide all labor and materials required to demolish existing B706 Vehicle Maintenance facility roof, EPDM and rigid insulation (approximately 11,192 sf). All ballast stone shall be removed and placed in bulk storage bin in Civil Engineer yard.

c. Contractor shall demolish all parapet wall cap flashing, mechanical equipment flashing, and plumbing penetration flashing materials to allow for full roof replacement.

d. Contractor shall provide a line item option price for the replacement of individual roof drain/drain cups and guards not to exceed quantity four (4) total. Contractor shall only demolish roof drains/drain cups that appear to not be in satisfactory condition after coordination with COR and the Contracting Officer for contract modification and approval.

e. Demolished materials (with the exception of ballast stone) shall be removed and disposed of off of the installation at the contractor’s expense.

II. New Construction

a. Contractor shall replace existing B706 ballasted EPDM roof with new fully adhered EPDM roof system, minimum sheet thickness shall be 90 mil. Contractor shall provide a minimum 30 year roof warranty.

b. Contractor shall install new rigid insulation equivalent to Polyisocyanurate Board Insulation:

ASTM C 1289, Type II, Class 1, Grade 2, felt or glass-fiber mat facer on both major surfaces. (or pre-approved similar performing equivalent), and mechanically fastened roof cover board.

Existing roof drain contours shall be retained to include saddles.

c. Minimum board insulation R-value: 5.0 per inch. Minimum insulating value for entire roof:

Comply with ASHRAE 90.1, v2010 for continuous insulation. Climate Zone 6A (Milwaukee, Wisconsin): R-20 continuous roof insulation. Total thickness to be replaced is unknown.

d. Contractor shall install new rigid insulation in kind (or pre-approved similar performing equivalent), and mechanically fastened roof cover board. Existing roof drain contours shall be retained to include saddles. Existing insulation is estimated to be 2” throughout the total roof structure, ranging between 1” and 3” throughout based on different pitch.

e. Contractor shall install new roof drain assemblies and all roof drains shall be removed and reset or repositioned so that the drain is below the roof membrane surface. Where existing roof drains are to be reused in roof replacement construction, the contractor must provide new, compatible flashing materials, a new drain clamping ring and new bolts for anchorage. Reuse of existing clamping ring and bolts is unacceptable. Contractor shall be sure to maintain original roof slope to ensure sheet flow is directed to existing roof drain locations.

f. Contractor shall replace all demolished/damaged mechanical roof penetration curb stop flashing after EPDM roof replacement.

g. Contractor shall replace all parapet wall cap flashing, mechanical flashing, and plumbing penetration flashing. All required flashing shall be “dark bronze” in color.

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h. Contractor shall provide submittals for all materials and parts via AF Form 3000. Equipment and materials specified must be approved prior to install. Contractor is responsible for all cost due to materials or parts installed without an approved submittal. Submittals required:

1. 90 mil EPDM Roof material product information

2. Rigid insulation product information, or approved equivalent

3. Roof cover board product information

4. Mechanical fastening product information

5. EPDM adhesive product info

6. Flashing color/product info

7. Roof drain assembly product information

8. 30 year warranty certificate & associated documentation

9. Project schedule

10. Safety data sheets (SDS) for all chemicals to include container size and quantity used

11. End of project completion submittals shall include:

i. Total usage of chemicals used: sealants, adhesives, solvents, bitumen, etc.

ii. Construction and Demolition Debris Worksheet

b. Bid Option 1: Building 706 Roof Fall Protection

I. New Work

a. Contractor shall design and install mounted fall protection systems on building 706, lower northeast roof section. Fall protection shall allow for access to/from roof on building through use of existing roof hatch located in mechanical room and fall protection system shall allow for unimpeded access to all serviceable mechanical equipment on the lower northeast section of the building’s roof. (See attached drawing for roof location)

b. Contractor shall design and install a rooftop hatch guardrail solution that prevent falls into open hatches and promote safe entry and exit of rooftop openings for workers safety. Components, fittings and railing systems shall be coated with zinc to provide dependable, weather and time-resistant protection against corrosion.

c. Contractor shall design and install a rooftop horizontal lifeline, self-retracting lanyard. Self-retracting lanyard/lifeline shall contain a drum-wound line which can be slowly extracted or retracted. The lanyard shall extend as necessary to allow the worker to move about the work area, but retracts as necessary to maintain slight tension, preventing the line from becoming slack. The drum is under slight tension during normal worker movement and automatically locks the drum when the line is extracted too rapidly. Self-retracting lanyards and lifelines that limit free fall to two feet or less need to sustain, at a minimum, 3,000 pounds applied to the device with the lanyard in the fully extended position.

d. Contractor shall ensure that fall protection system installed meets ANG ETL 15-01-04, and all current applicable OSHA Safety Standards.

e. Contractor shall be required to relocate utilities as needed to install fall protection system(s).

Contractor shall ensure fall protection system is properly tied into building.

f. Contractor shall cordon off work areas in a manner to minimize potential safety hazards to base personnel and ensure minimal impact to base operations.

g. Contractor shall remove and dispose of all materials and debris from the installation of the fall protection system(s).

h. Contractor shall provide the following submittals:

1. Proposed fall protection system(s), product data, applicable components and drawings.

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c. Bid Option 2: Repair by Replace Building 701 Roof

I. Demolition (see existing roof photos below)

a. Contractor shall visit the site to investigate existing conditions and verify existing heights, measurements, and structural, mechanical and electrical equipment.

b. Contractor shall provide all labor and materials required to demolish existing B701 Civil Engineer facility built up roof system and rigid thermal insulation (approximately 11,024 sf).

c. Contractor shall demolish all parapet wall cap flashing, mechanical equipment flashing, and plumbing penetration flashing materials to allow for full roof replacement.

d. Contractor shall provide a line item option price for the replacement of individual roof drain/drain cups and guards. Contractor shall only demolish roof drains/drain cups that appear to not be in satisfactory condition after coordination with COR and the Contracting Officer for contract modification and approval.

e. Demolished materials shall be removed and disposed of off of the installation at the contractor’s expense.

II. New Construction

a. Contractor shall replace existing B701 built up roof system with new fully adhered EPDM roof system, minimum sheet thickness shall be 90 mil. Contractor shall provide a minimum 30-year roof warranty.

b. Contractor shall install new rigid insulation equivalent to Polyisocyanurate Board Insulation:

ASTM C 1289, Type II, Class 1, Grade 2, felt or glass-fiber mat facer on both major surfaces. (or pre-approved similar performing equivalent), and mechanically fastened roof cover board.

Existing roof drain contours shall be retained to include saddles.

c. Minimum board insulation R-value: 5.0 per inch. Minimum insulating value for entire roof:

Comply with ASHRAE 90.1, v2010 for continuous insulation. Climate Zone 6A (Milwaukee, Wisconsin): R-20 continuous roof insulation. Total thickness to be replaced is unknown.

d. Contractor shall install new rigid insulation in kind (or pre-approved similar performing equivalent), and mechanically fastened roof cover board. Existing roof drain contours shall be retained to include saddles. Existing insulation is estimated to be 2” throughout the total roof structure, ranging between 1” and 3” throughout based on different pitch.

e. Contractor shall install new roof drain assemblies and all roof drains shall be removed and reset or repositioned so that the drain is below the roof membrane surface. Where existing roof drains are to be reused in roof replacement construction, the contractor must provide new, compatible flashing materials, a new drain clamping ring and new bolts for anchorage. Reuse of existing clamping ring and bolts is unacceptable. Contractor shall be sure to maintain original roof slope to ensure sheet flow is directed to existing roof drain locations.

f. Contractor shall remove abandoned roof penetrations (curbs and vents) and replace all demolished/damaged mechanical roof penetration curb stop flashing after EPDM roof installation.

g. Contractor shall replace all parapet wall cap flashing, skylight flashing, mechanical flashing, and plumbing penetration flashing. Wall cap flashing shall be “dark bronze” in color to match existing standing seam roof.

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h. Contractor shall provide submittals for all materials and parts via AF Form 3000. Equipment and materials specified must be approved prior to install. Contractor is responsible for all cost due to materials or parts installed without an approved submittal. Submittals required:

1. 90 mil EPDM Roof material product information

2. Rigid insulation product information, or approved equivalent

3. Roof cover board product information

4. Mechanical fastening product information

5. EPDM adhesive product info & MSDS to include

6. Parapet wall cap/roof edge flashing color/product info

7. Roof drain assembly product information

8. 30 year warranty certificate & associated documentation

9. Project schedule

10. Safety data sheets (SDS) for all chemicals to include container size and quantity used

11. End of project completion submittals shall include:

i. Total usage of chemicals used

ii. Construction and Demolition Debris Worksheet

d. Bid Option 3: Building 701 Roof Fall Protection

I. New Work

a. Contractor shall design and install mounted fall protection systems on building 701, lower north roof section and upper south roof section. Fall protection shall allow for access to/from roof on building through use of existing roof hatch located in utility closet, to include fall protection on fixed ladder, that is used when transferring from lower roof to upper roof and shall allow for unimpeded access to all serviceable mechanical equipment on sections of the building’s roof. (See attached drawing for roof location)

b. Contractor shall design and install a rooftop horizontal lifeline, self-retracting lanyard. Self-retracting lanyard/lifeline shall contain a drum-wound line which can be slowly extracted or retracted. The lanyard shall extend as necessary to allow the worker to move about the work area, but retracts as necessary to maintain slight tension, preventing the line from becoming slack. The drum is under slight tension during normal worker movement and automatically locks the drum when the line is extracted too rapidly. Self-retracting lanyards and lifelines that limit free fall to two feet or less need to sustain, at a minimum, 3,000 pounds applied to the device with the lanyard in the fully extended position.

c. Contractor shall ensure fall protection system(s) are capable of providing simultaneous unimpeded access for two (2) personnel to all serviceable mechanical equipment on the north and upper south roof sections of the building.

d. Contractor shall ensure that fall protection system installed meets ANG ETL 15-01-04, and all current applicable OSHA Safety Standards.

e. Contractor shall be required to relocate utilities as needed to install fall protection system(s).

Contractor shall ensure fall protection system is properly tied into building.

f. Contractor shall cordon off work areas in a manner to minimize potential safety hazards to base personnel and ensure minimal impact to base operations.

g. Contractor shall remove and dispose of all materials and debris from the installation of the fall protection system(s).

h. Contractor shall provide the following submittals:

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a. Proposed fall protection system(s), product data, applicable components and drawings.

PART II - SPECIAL CONDITIONS

SC-01 Pre-performance Conference: Prior to commencing work, the Contractor shall meet in conference with the Contracting Officer Representative to discuss and develop mutual understandings relative to scheduling and administration work.

SC-02 Contractor Responsibilities

a. Qualifications: The contractor shall be a reputable company regularly engaged in this type of work.

b. Personnel: Personnel performing work under this contract shall be qualified, through education and experience, to perform the required work in a professional and workmanlike manner of the trades involved.

Sufficient personnel shall be available to perform the work as specified in these Specifications.

SC-03 Quality Control/Quality Assurance

a. Quality Control: The Contractor is responsible for assuring that all work is accomplished with these Specifications and all other contractual terms and conditions of this contract.

b. Quality Assurance: A Contracting Officer Representative (COR) will be appointed by the Contracting Officer to provide technical assistance to the Contracting Officer in the administration of the contract. This responsibility involves surveillance and quality assurance of contractor performance and accordingly, evaluation and certification of contractor performance for payment purposes. All surveillance observations will be recorded by the COR. When an observation indicates defective performance, the COR will request the Contractor’s Superintendent or Representative to correct the deficiency. As the Contracting Officer’s Representative, the COR is authorized to request correction of deficiencies, however the COR is not authorized and cannot change the terms and scope of this contract.

c. The above general outline of principle features does not in any way limit the responsibility of the Contractor to perform all work and furnish all part, labor, and material required by the specifications, plans and drawings referred to therein.

d. The Work is expected to take approximately one hundred twenty (120) working days. Upon award, schedule will need to be discussed immediately to ensure minimum impact to operations.

SC-04 Responsibility: Submission of a bid by a Contractor shall be accepted as prima-facie evidence that he has examined the specifications, drawings and the location of the work to be accomplished, and has satisfied himself as to the nature and location of work and all matters which can in any way affect the work or cost thereof under this contract. Any failure by the Contractor to acquaint himself with all available information, including physical survey of the site of the proposed work, will not relieve him from successfully performing the work to be done for a complete job. The bids submitted shall be firm fixed-price without request for additional funds for extras for the work to be completed.

a. Material Deliveries: All deliveries must be delivered while the contractor is present. The contractor is responsible for escorting all project related deliveries on and off base if the driver has not been cleared to access the base. The escorting individual must remain with the person/vehicle that they are escorting at all times.

SC-05 Materials and Labor: The Contractor shall furnish all required materials and labor to accomplish the project, so that upon its completion, it is a complete job and meets the approval of the Contracting Officer Representative and the Base Civil Engineer.

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SC-06 Clean Up: The Contractor shall ensure that all unused material and debris is cleaned up at the end of each working day and that the project site is neat and orderly at the completion of the project. Disposal of the removed material is to be accomplished by the Contractor’s own arrangements and must be removed completely from the site. All soils on base are considered to be contaminated with low levels of arsenic. These levels are both naturally occurring and from the past use of pesticides when this area was used for agriculture in the 40’s. An agreement with the DNR allows us to manage these soils in one of the following methods.

a. Place all soils back in the area they were removed or reuse somewhere on the project site.

b. Dispose of the soils at an approved landfill licensed for this type of material.

SC-07 Coordination: Work must be accomplished on this project such that normal operations are not adversely affected. This work must be prearranged and can be coordinated through the COR.

SC-08 Warranties: Provide one (1) year parts and labor warranty.

SC-09 Work Site Access: Contractor must coordinate with the COR for facility access.

SC-10 Health & Safety Requirements

a. Safety Officer Briefing: The Base Safety Officer will brief the Contractor on their safety requirements at the preconstruction conference.

b. Accident Reporting: The Contractor shall comply with OSHA and other regulatory agency requirements for record keeping and reporting of all accidents resulting in trauma or injury.

c. Asbestos/Hazardous Substance: There is no known asbestos containing materials present in or around the building that could be affected in the performance of this work under contract.

d. Tobacco Use: Tobacco use of any kind is prohibited on base unless in designated tobacco areas (DTAs).

Base has nine (9) DTAs marked throughout the base, please coordinate with the COR if a map showing said locations is desired.

SC-11 Fire Prevention: The Base Fire Chief or his representative shall brief the Contractor on fire prevention requirements at the preconstruction conference. The Contractor will familiarize himself and require his employees to become familiar with the method of turning in a fire alarm. The Contractor and his employees shall be cognizant of and observe all requirements for handling and storage of combustible supplies and materials, daily disposal of combustible waste, trash, etc. Any welding or burning of any kind that will be done will require a welding permit issued by the Fire Chief through the COR.

SC-12 Security Requirements: The Security Police shall brief the Contractor on security requirements at the preconstruction conference.

SC-13 Damage Reports: In all instances where government property and/or equipment is damaged by Contractor’s employees, the COR shall be notified immediately. A full report of the fact and extent of such damage shall be submitted by the Contractor to the COR within 24 hours of occurrence of the damage. The COR will forward the report to the Contracting Officer immediately upon receipt.

SC-14 Protection of Existing Facilities: The contractor will be responsible for all base equipment, underground and above ground facilities, grassy areas, shrubbery, trees, fences, etc. If any equipment or existing facilities are damaged, they will be repaired or replaced by and at the expense of the Contractor. The contractor is required to contact Diggers Hotline and Civil Engineering at least three days prior to digging on base. Civil Engineering will mark all base utilities in subject area(s) and Diggers Hotline will mark all other utilities in the areas specified.

SC-15 Definitions: As used throughout this contract, the following terms shall have the meaning set forth below:

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a. Contractor: The term Contractor as used herein refers to both the prime Contractor and any subcontractors. The Contractor shall ensure that his subcontractors comply with this Statement of Work and all other terms and conditions of this contract.

b. Contracting Officer (CO): The individual designated to administer the contract. Only the Contracting Officer has the authority to change the terms of this Contract.

c. Contracting Officer Representative (COR): Person designated by the Contracting Officer to be responsible for surveillance of Contractor performance.

d. Quality Assurance: A method used by the Government to provide control over the quality of materials and/or services received in accordance with applicable Specifications.

e. Quality Control: A method used by the Contractor to control quality of materials and/or work produced.

f. Regular Hours: The Government’s regular hours are from 6:00 a.m. to 4:30 p.m., Tuesdays through Fridays. Work is to be completed during the specified hours. Exceptions will be handled on a case by case basis.

SC-16 Government Furnished Property and Services

a. Facilities: The Government shall not furnish or make facilities not involved in project available to the Contractor.

b. Equipment: The Government shall not provide the Contractor the use of any Government owned equipment.

c. Utilities: The Government will furnish all reasonable amounts of fresh water and electric current at existing outlets required for the work to be performed under the contract at no cost to the Contractor.

e. Emergency Medical Care: Basic first responder emergency medical care is available to Contractor employees who suffer an on-the-job injury through the Base Fire Department; by calling 911 from an on base land line or 414-944-8458 by cell phone. Emergency medical care outside of first response care is solely the responsibility of the Contractor.

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PART III – ILLUSTRATIONS

I-01 Roof Photos and Documents

Base Bid: Repair by Replace Building 706 Roof

Building 706 Vehicle Maintenance, Ballasted Roof

Building 706 Ballasted Roof, West Entrance Building 706 Ballasted Roof, East Entrance

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Building 706 Ballasted Roof, Northwest Section Building 706 Ballasted Roof, Northeast Section

Building 706 Ballasted Roof, Southwest Section Building 706 Ballasted Roof, Southeast Section

Building 706 Ballasted Roof, North Upper Section Building 706 Ballasted Roof, South Upper Section

BUILDING 706

BUILDING 706

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Bid Option 1: Repair by Replace Building 701 Roof

Building 701 Civil Engineer Roof

Building 701 Roof, North Section Building 701 Roof, Upper South Section

BUILDING 701

October November December January February March April May June July August September Tons Mulched

Cost for Mulched Tons Disposed in Landfill

Cost for Landfill Tons Diverted from Landfill

Cost for diverson Tons Incineration

Cost for Incineration Tons disposed as Energy Recovery

Cost for Energy Recovery

Construction and Demolition Debris Worksheet Contractor Fiscal Year

Project

NOTE: Leave blank if method was not used for that particular month (i.e. 0 tons mulched in October)

NOTE: If tonnage is entered it must have the cost associated for disposal.

**ALL HAZARDOUS WASTE MANIFESTS MUST BE SIGNED BY 128 ARW ENVIRONMENTAL OFFICE**

Submit Form at a minimum quarterly or as requested to usaf.wi.128-arw.list.ces-emo@mail.mil and copy the COR Any Questions contact Environmental at the email above or (414)944-8414

Description on materials disposed and disposal locations