SOW_-_Repair_by_Replace_B611_&_600_Roofs.docx

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 replace as stated in these specifications on the base of the 128 Air Refueling Wing, located at the General Mitchell International Airport, Milwaukee, WI 53207-6151. The Contractor is responsible for ensuring proper documentation is received for personnel and vehicle passes in time to avoid any delay in project start of performance. This includes personnel attainment of contractor badges and proper advance notification to the Civil Engineer Squadron representative for scheduling of escort support.

b. Location: General Mitchell International Airport is located approximately 10 miles south of downtown Milwaukee, WI. The 128 Air Refueling Wing is located on the east side of General Mitchell International Airport. Work is to be accomplished on buildings 611 and 600.

SW-02 Applicable Standards and Specifications:

a. Must comply with ANG ETL 15-01, WI. Adm. Codes, UFC 3-110-03, UFC 3-110-04.

SW-03 Principal Features:

I. Demolition (see existing roof photos below)

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

b. Contractor shall provide all labor and materials required to demolish existing B611 dining facility roof, EPDM and 8” rigid insulation (approximately 8,924 sf). All ballast stone shall be removed and turned over to the government for reuse elsewhere on the installation.

c. Contractor shall provide all labor and materials required to demolish existing B600 built-up hot asphalt roof (approximately 446 sf).

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

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 B611 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 8” rigid insulation (or pre-approved similar performing equivalent), and mechanically fastened roof cover board. Existing roof drain contours shall be retained to include saddles.

c. Contractor shall install new roof drain assemblies (i.e. sump pans, underdeck clamps, clamp rings & bolts, guards, etc.). New roof drain assemblies shall consider new finished roof elevations. Contractor shall be sure to maintain original roof slope to ensure sheet flow is directed to existing roof drain locations.

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

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

f. Contractor shall replace existing B600 built-up hot asphalt roof with new fully adhered EPDM roof system, minimum sheet thickness shall be 90 mil. Install new roof edge flashing to provide a weathertight roofing system. Contractor shall replace all demolished/damaged mechanical roof penetrations to include exhaust/vent caps curb stop flashing after EPDM roof install.

g. 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. 8” rigid insulation product information, or approved equivalent

3. Roof cover board product information

4. Mechanical fastening product information

5. EPDM adhesive product info & MSDS

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

7. Roof drain assembly product information

8. Bid Option Snow/Ice Clip product information

III. Bid Option 1

a. Contractor shall install approximately 60 LF of snow/ice guards on existing standing seam roofs as depicted on the provided drawings. Snow guards proposed must be capable of keeping large pieces of ice from passing underneath which in turn damages HVAC equipment. The building 208 roof is 22 gauge prefinished steel, 18” wide panel, 2-3/4” high rib, double crimped batten over seam. The building 401 roof is 16” wide panel steel with 2” rib. Snow/ice guards shall be colored “dark bronze” and “white” respectively to match existing clips and standing seam roof color.

b. Contractor shall repair roof tear at location of existing plumbing vent snow/ice guard in location identified on drawing provided. See photo of damaged snow/ice guard below. Repair shall be completed to ensure roof warranty provisions are not voided.

c. Work completed on existing roofs with warranty shall be completed by a certified Firestone roofing contractor and be registered to ensure warranty provisions are not voided during repair or install of new snow/ice guards. Snow/ice guards are being installed to protect HVAC equipment and should be capable of preventing ice damage to HVAC equipment directly below roof edges identified.

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 twelve (12) 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.

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:

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.

a. 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.

PART III – ILLUSTRATIONS

Building 611 Ballasted Roof

Building 600 Built-up Roof

Bid Option 1 - Building B401 Snow/Ice clip requiring repair

Bid Option 1 - Building 401 Snow/Ice Guard Locations

Bid Option 1 - Building 208 Snow/Ice Guard Locations image3.emf image4.jpeg image5.emf image6.emf image1.emf image2.emf