020800_Asbestos_Technical_Specifications.pdf

CHICOPEE ARMORY REHABILITATION MMD PROJECT NO. 985101

CHICOPEE, MASSACHUSETTS ISSUED FOR BID - 05/20/11

10090 ASBESTOS ABATEMENT & RELATED WORK 020800 - 1

SECTION 020800

ASBESTOS ABATEMENT & RELATED WORK

PART 1 - GENERAL

1.1 RELATED DOCUMENTS

A. Drawings and general provisions of the Contract, including General and Supplementary Conditions and Division 1 Specification Sections, apply to this Section.

B. Examine all drawings and all other project documents for requirements therein affecting the work of this Section.

1.2 OVERVIEW OF WORK

A. The work of this Section includes asbestos abatement and related work associated with planned renovations at the Chicopee Armory, Armory Drive, Chicopee, Massachusetts.

B. Pre-abatement activities include attendance at a pre-construction meeting, site inspection, notifications, permits, submittals, health and safety plans and standard operating procedures.

C. All work shall be performed in a manner that protects the health and safety of the Contractor’s employees and all employees of other contractors and vendors at the site, Owner’s representatives and employees, building occupants, the general public, and the environment.

1.3 WORK TO BE PERFORMED

A. The Contractor shall perform complete and proper removal and disposal of all asbestos-containing materials and associated asbestos-contaminated materials that may be disturbed by planned renovation activities. Note that intact asbestos-containing materials that are in good condition and that are not likely to be disturbed by planned renovation activities will remain in the building.

B. Provide a minimum of 2 hours of asbestos awareness training for all non-abatement workers who will be performing work activities in building areas where asbestos-containing materials are present, and who by the nature of their work activities, have the potential to contact asbestos-containing materials that are intended to remain in place. The training shall be site specific and include information on the locations of identified asbestos-containing materials that are present in the building and in specific locations where work activities may be performed. The goal of the awareness training shall be to provide basic background information on asbestos, associated health effects and procedures that should be followed to prevent disturbance of asbestos-containing materials during planned renovation activities.

C. The following table provides a summary of asbestos removal and associated work under the Base Bid and Alternates. The quantities of materials provided in the summary of work tables

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are estimates only; the Contractor is responsible for proper removal and disposal of all asbestos-containing material and all asbestos-contaminated material that may be disturbed by the planned renovation activities.

Summary of Base Bid and Alternate Work

Asbestos Abatement and Related Work MA ARNG – Chicopee Armory Rehab Project

Chicopee Armory, Chicopee, Massachusetts

Description

Location(s)

Estimated Quantity

Removal and proper disposal as ACM of door and above door window units and associated frame caulk and glazing compounds. Include remove of all visible residual caulk from the masonry door and window openings

Front entry doors

(Base Bid Item)

4 entry doors

4 upper window panels

Removal and proper disposal as ACM of 9” x 9” floor tile

Women’s bathroom entry area

(Base Bid Item)

150 square feet

Removal and proper disposal as ACM of all pipe and pipe fitting insulation. Seal any remaining exposed ends at all wall and ceiling penetrations with rewettable fiberglass cloth and seal with bridging encapsulant

Women’s bathroom entry area

SIPRnet area

Team Room 3 entry area

Unisex ADA Toilet/Shower area

(Base Bid Item)

80 linear feet

20 linear feet

10 linear feet

80 linear feet

Removal and proper disposal as ACM of limited areas of pipe and pipe fitting insulation as necessary to accommodate the work of others. Repair exposed ends of adjacent ACM insulation to remain by covering with rewettable fiberglass cloth and sealing with bridging encapsulant.

Seal all exposed ends at all wall and ceiling penetrations with rewettable fiberglass cloth and seal with bridging encapsulant

Existing Assembly Hall area, in locations where necessary for new corridor ceiling grid installation, modular vault installation, etc.

(Base Bid Item)

100 linear feet

Removal and proper disposal as ACM of flexible duct connectors associated with ceiling-mounted air handling units and associated ducts/louvers

Team Rooms 1 and 2 and PT Room

(Base Bid Item)

5 connectors

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Summary of Base Bid and Alternate Work Asbestos Abatement and Related Work

MA ARNG – Chicopee Armory Rehab Project Chicopee Armory, Chicopee, Massachusetts residual acoustical panel material and associated glue daubs

Team Room 2 area

(Base Bid Item)

60 square feet

Removal and proper disposal as ACM of asphalt-based materials and flashing cements located on roof nailing boards located below the existing membrane roof

At inner and outer roof edges of all roof sections

(Add Alternate 1 Item)

1,600 linear feet

Removal and proper disposal as ACM of window units and associated sealants (window frame caulk and glazing compounds). Include removal of residual sealants from masonry window openings

Throughout building, except for front entry doors

(Add Alternate 2 Item)

30 window units (ground level)

24 window units (upper level) all boiler insulation. Include complete demolition of boiler and removal and disposal of all internal gaskets, packing material and refractory brick as ACM.

Include removal of ACM gasket at exhaust stack

Boiler Room area

(Add Alternate 4 Item)

300 square feet

(1 boiler unit )

Removal and proper disposal as ACM of all pipe and pipe fitting insulation. Seal all exposed pipe ends at all wall and ceiling penetrations with rewettable fiberglass repair cloth and seal with bridging encapsulant

Boiler Room area

(Add Alternate 4 Item)

350 linear feet

D. Contractor shall lockout/tagout all energized electrical circuits and conductors located within the work areas prior to the start of abatement.

E. Filing of all notifications and obtaining of permits necessary to complete the work. All cost associated with required notifications and permit fees and all related costs shall be paid for by the Contractor.

F. Provide temporary lighting, water, electrical, etc. required for asbestos abatement. The Contractor shall coordinate temporary electrical and plumbing connections with the General Contractor.

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G. Provide and properly connect Ground Fault circuit Interrupters (GFCI) for temporary electrical service within the abatement area and in any area where water is present and may present a safety risk. All temporary electrical services shall meet applicable code and OSHA requirements for wet environments.

H. Removal of all asphalt materials shall be performed in compliance with DEP Policy #BWP- 96-012 “Policy Concerning Non-Friable Asbestos-Containing Materials” and OSHA 29 CFR 1926.1101.

I. Provide all temporary connections, electrical cords, hoses, water heaters, as required for abatement and air clearance sampling needs.

J. Perform removal of acoustical ceilings and relocation of miscellaneous stored items to the extent necessary to access ACM for removal purposes.

K. Refer to the Architect’s demolition drawings for the exact locations of window units to be removed. Note: Lead paint is present on the window units to be removed. The Contractor shall perform lead testing of representative window components by the TCLP procedure to properly characterization the waste for disposal.

1.4 VARIATIONS IN QUANTITY

A. The quantities and locations of materials included in this Section are estimates. Accordingly, minor variations (+/- 10%) in actual quantities of materials to be removed are considered as having no impact on contract price and time requirements of this contract.

B. Locations of materials different than that indicated herein but within the contract area are considered as having no impact on contract price and time of this contract.

C. Where additional asbestos abatement work is required beyond the above variations, the contract price will be adjusted under provisions of the applicable clause in the contract.

Additional or reduced abatement work beyond the variations will be basis for adjusting the contract price.

1.5 PHASING OF THE WORK

A. The work shall be phased as directed by Owner.

B. The Contractor shall assume that the work required for removal of front entry doors and all Add Alternate work will require a separate mobilization. Coordinate roofing removal schedule with the General Contractor and ensure that procedures for installation of any necessary weather protection are in place prior to commencing removal of roofing materials.

1.6 SCHEDULING

A. The Contractor shall prepare an abatement schedule for submission to Owner at the Pre- Construction Conference.

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B. The Contractor shall update the abatement schedule on a weekly basis.

C. Contractor shall provide 24-hour advanced written notice of all proposed changes in work hours.

D. Contractor’s use of the building staging areas will be limited to dates and times authorized by Owner and General Contractor.

1.7 PERIOD OF PERFORMANCE

A. The Contractor shall provide all necessary labor including multiple shifts and overtime to substantially complete all work required within the time provided in the Contract Documents.

1.8 AUTHORITY TO STOP WORK

A. If the Owner or the Owner's Representative presents a written Stop Asbestos Removal Order, the Contractor shall immediately stop all asbestos removal and adequately wet any exposed ACM and containerize any removed ACM. The Contractor shall not resume any asbestos removal activity until authorized to do so by the Owner or the Owner's Representative. A stop asbestos removal order may be issued at any time the Owner or the Owner's Representative determines abatement conditions/activities are not within specification requirements. Work stoppage will continue until conditions have been corrected to the satisfaction of the Owner or the Owner's Representative. The Contractor shall pay standby time and costs for corrective actions.

B. Stop work orders may be issued for, but may not be limited to the following:

1. Dust, debris, or asbestos fiber leakage to interior building areas.

2. If the Contractor disregards the authority of the Owner’s Representative.

3. If the Contractor disregards laws or regulations of any public body having jurisdiction.

4. If the Contractor’s work presents a risk to the building, building occupants, other contractors, patients, or the environment.

C. The absence of a stop work order by the Owner or the Owner's Representative shall not in any way be construed as an approval or acceptance of the Contractor’s work.

1.9 RELATED SECTIONS

A. Carefully examine the Contract Documents for requirements that affect the work of this Section.

B. Coordinate work of this Section with that of the General Contractor.

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1.10 DEFINITIONS

A. All terms not defined herein shall have the meaning given in the applicable publications and regulations.

B. Abatement: Procedures to control the release of asbestos fibers from asbestos containing materials; includes removal, encapsulation, and enclosure of ACM.

C. ACM: Asbestos-containing material.

D. Adequately Wet: Sufficiently mixed or penetrated with liquid to prevent the release of particulate. If visible emissions are observed coming from the ACM, then that material has not been adequately wetted.

E. Air Monitoring: The process of measuring the fiber content of a known volume of air collected over a specified period of time. The NIOSH 7400 Method, Issue 2 is used to determine the fiber levels in air.

F. Air Intake: Any opening through which air is admitted to an air-handling system in a building.

G. Amended Water: Water to which a surfactant has been added.

H. Asbestos: Includes chrysotile, amosite, crocidolite, tremolite asbestos, anthophyllite asbestos, actinolite asbestos, and any of these minerals that have been chemically treated or altered.

I. Asbestos-containing material (ACM): Any material containing one percent or more asbestos of any type or mixture.

J. Asbestos-contaminated: Any material containing ACM coatings, dust, debris, or residue.

K. Authorized Visitors: Any visitor authorized by the Owner or any representative of a regulatory agency or other agency having jurisdiction over the project.

L. Clean Room: An uncontaminated room that is a part of the worker decontamination unit and in which worker’s street cloths and protective equipment can be stored.

M. Competent Person: In addition to the definition in 29 CFR 1926.32(f), one who is capable of identifying existing asbestos hazards in the workplace and selecting the appropriate control strategy for asbestos exposure, who has the authority to take prompt corrective measures to eliminate them, as specified in 29 CFR 1926.32(f); in addition, for Class I and II work who is specially trained in a training course which meets the criteria of EPA's Model Accreditation Plan (40 CFR 763) for supervisor.

N. Contractor: Refers to a Massachusetts DOS licensed Asbestos Contractor.

O. Critical Barriers: For the purposes of work area preparations, critical barriers shall include all doors, windows, vents, grilles, light fixtures, openings, immovable objects, and other sensitive components located within a regulated work area.

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P. Decontamination Area/Unit: An enclosed area adjacent to and connected to the regulated area and consisting of an equipment room, shower room, and clean room, which is used for the decontamination of workers, materials, and equipment that are contaminated with asbestos.

Q. Employee Exposure: The exposure to airborne asbestos that would occur if the employee were not wearing respiratory protection equipment.

R. HEPA Filter: High-Efficiency Particulate Air (HEPA). An air filter capable of trapping and retaining at least 99.97 percent of all monodispersed particles sized 0.3 micrometer in diameter.

S. HEPA Vacuum: Vacuum equipment with HEPA filter system for filtering the exhaust air from the unit.

T. Negative Initial Exposure Assessment: A demonstration by the employer that complies with the criteria in 29 CFR 1926.1101 (f)(2)(iii), that employee exposure during an operation is expected to be consistently below the PEL's.

U. Owner: Massachusetts Army National Guard

V. Owner's Representative: The Architect, Engineer, Construction Management Firm, or Industrial Hygiene Consultant.

W. Regulated Area: An established area where airborne concentration of asbestos fibers exceeds or can reasonably be expected to exceed the permissible exposure limit.

X. Removal: All herein-specified procedures necessary to remove asbestos-containing materials from the designated areas and to dispose of these materials at an acceptable site.

Y. Waste Generator: Any owner or operator whose act or process produces asbestos-containing waste material.

Z. Waste Shipment Record: The shipping document, required to be originated and signed by the waste generator, used to track and substantiate the disposition of asbestos-containing waste material.

AA. Window Unit: For abatement purposes a window unit shall include the entire operable and inoperable window components located within a rough opening including, but not necessarily limited to, all frames, sashes, fasteners, spacers, hardware, glazing, glazing compounds, caulk, adhesives, and sealants.

1.11 CODES, REGULATIONS, AND STANDARDS

A. General Applicability

1. All work under this contract shall be done in strict accordance with all applicable Federal, State, and local regulations, standards and codes governing asbestos abatement, and any other trade work done in conjunction with the abatement. All applicable codes, regulations and standards are adopted into this specification and will have the same force and effect as this specification.

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2. The most recent edition of any relevant regulation, standard, document, code, or policy statement shall be in effect. Where conflict among the requirements or with these specifications exists, the most stringent requirement(s) shall be utilized.

3. Copies of all standards, regulations, codes and other applicable documents, including this specification shall be available at the worksite.

B. Contractor Responsibility. The Contractor shall assume full responsibility and liability for compliance with all applicable Federal, State and Local regulations related to all aspects of the abatement project. The Contractor is responsible for providing and maintaining training, accreditation, medical exams, medical records, and personal protective equipment as required by applicable Federal, State and Local regulations. The Contractor shall hold the Owner and Owner's Representative harmless for any failure to comply with any applicable work, packaging, transporting, disposal, safety, health, or environmental requirement on the part of the Contractor, Contractor's employees, or subcontractors of the Contractor.

C. The publications listed below form a part of this specification to the extent referenced. The publications are referenced in text by basic designation only. The publications listed below are not intended to be all inclusive of each regulation prevailing over the work.

1. Environmental Protection Agency (EPA):

a. Title 40 CFR Part 763 Subpart E, Asbestos-Containing Materials in Schools

(AHERA)

b. Title 40 CFR Part 61, National Emission Standards for Hazardous Air Pollutants

(NESHAP)

2. Occupational Safety and Health Administration (OSHA):

a. Asbestos Construction Standard 29 CFR Part 1926.1101

b. Asbestos General Industry Standard 29 CFR 1910.1001

c. Lead in Construction 29 CFR 1926.62

d. Respiratory Protection, 29 CFR 1910.134

e. Construction Industry Standards

3. U.S. Department of Transportation

a. 49 CFR 171 and 172

4. National Institute for Occupational Safety and Health (NIOSH):

a. "Respiratory Protection A Guide for the Employee."

5. American National Standards Institute (ANSI):

a. Z86.1-1973 - Commodity Specification for Air

b. Z9.2 - HEPA Filter Specifications.

c. Z88.2-1980-Respiratory Protective Equipment

6. Massachusetts Division of Occupational Safety:

a. The Removal, Containment or Encapsulation of Asbestos (453 CMR 6.00), including all clarifications, policy statements, etc.

7. Massachusetts Department of Environmental Protection:

a. 310 CMR 7.00, 7.09, 7.15 and all related amendments and policy statements.

b. Amendments to Regulations 310 CMR 7.00, 7.09, 7.15 to Control Airborne

Asbestos Emissions for the Control of Air Pollution.

c. Hazardous Waste 310 CMR 30.

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8. Mass DEP Policy #BWP-96-012 “Policy Concerning Non-Friable Asbestos-Containing Materials.”

1.12 QUALIFICATIONS

A. The Contractor shall be licensed by the Massachusetts Division of Occupational Safety (DOS) as an Asbestos Contractor.

B. All personnel of the Contractor or any approved subcontractors involved with asbestos abatement work shall meet the following minimum qualifications:

1. Current certification by the MA DOS as an asbestos supervisor or asbestos worker.

2. Medical examination within the past year in accordance with OSHA 1926.1101 with a physician's written opinion that the worker has no condition that would preclude him/her from working with asbestos or wearing a respirator.

C. The Contractor shall employ a Competent Person to oversee all aspects of ACM removal.

The Competent Person qualifications shall be as follows: four (4) years of abatement experience of which two (2) years were as the Competent Person; meets the OSHA definition of a Competent Person; has been the Competent Person on two (2) projects of similar size and complexity as this project; has completed EPA AHERA/OSHA/State training requirements/accreditation(s) and refreshers; and has all required OSHA documentation related to medical and respiratory protection.

D. There shall be a sufficient number of trained and qualified workers, foremen and superintendents to accomplish the work within the required schedule.

1.13 NOTIFICATIONS AND PERMITS

A. Obtain all necessary permits and provide notices as required to the following agencies:

1. Commonwealth of Massachusetts

(10 working days prior to start)

Asbestos Program

PO Box 120087

Boston, Massachusetts 02112-0087

2. Chicopee Fire Department

3. Chicopee Board of Health

B. The Contractor shall be responsible for payment of all required fees and to obtain all necessary permits prior to the start of work. Verification of notification and permits shall be submitted to the Owner.

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1.14 SITE SECURITY

A. Regulated area access is to be restricted to authorized trained/accredited and protected personnel. The Contractor's Competent Person shall control site security during abatement operations in order to isolate work in progress and protect adjacent personnel.

1.15 EMERGENCY PRECAUTIONS

A. A site specific Emergency Action Plan shall be submitted by the Contractor prior to the pre-construction meeting for review by the Owner. The Emergency Action Plan shall meet all requirements of 29 CFR 1926.35.

B. A comprehensive site-specific Health and Safety Plan (HASP) shall be submitted by the Contractor prior to the pre-construction meeting for review by the Owner. The HASP shall meet all requirements of 26 CFR 1926.65.

1.16 RESPIRATORY SYSTEMS

A. The Contractor shall develop and implement a Respiratory Protection Program (RPP) that complies with the January 8, 1998 OSHA requirements, 29 CFR 1926.1101 and 29 CFR

1910.132 and 134. All respirators used must be NIOSH approved for asbestos abatement activities.

B. Minimum respiratory protection required shall conform to current OSHA and Massachusetts DOS regulations including 29 CFR 1926.1101 and 453 CMR 6.00.

1.17 WORKER PROTECTION

A. Prior to beginning any abatement activity, all abatement personnel shall be trained in accordance with OSHA 29 CFR 1926.1101 (k)(9). Training must include, at a minimum, the elements listed at 29 CFR 1926.1101 (k)(9)(viii). Training shall have been conducted by an EPA approved trainer meeting the requirements of EPA 40 CFR 763 Appendix C (AHERA MAP). Initial training certificates and current refresher and accreditation proof must be submitted for each person working at the site.

B. Medical examinations meeting the requirements of 29 CFR 1926.1101 (m) shall be provided for all personnel working in the regulated area, regardless of exposure levels. The physician's written opinion as required by 29 CFR 1926.1101 (m)(4) shall be provided for each person and shall include in the opinion that the person has been evaluated for working in a heat stress environment while wearing personal protective equipment and is able to perform the work.

C. Provide boots, booties, hard hats, goggles, clothing, respirators and any other personal protective equipment as determined by conducting the hazard assessment required by OSHA at 29 CFR 1910.132 (d). The Competent Person shall ensure the integrity of personal protective equipment worn for the duration of the project.

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D. Provide Fall Protection Training and OSHA approved body harnesses and lanyards for all work performed at a height of 6-feet above floor or ground level.

E. The Competent Person shall ensure that each time workers enter the regulated area, they observe and follow all required procedures and wear appropriate personal protective equipment.

F. The Competent Person shall meet all requirements of 29 CFR 1926.1101 (o) and assure that all requirements for regulated areas at 29 CFR 1926.1101 (e) are met. All personnel in the regulated area shall not be allowed to eat, drink, smoke, chew tobacco or gum, apply cosmetics, or in any way interfere with the fit of their respirator.

1.18 DECONTAMINATION FACILITIES

A. Provide each abatement area with separate personnel and equipment decontamination facilities located in an area agreed upon with the Owner’s Representative and General Contractor. Ensure that the personnel decontamination facility (PDF) is used for worker egress from the work area and that all equipment, bagged waste and other material exit the work area only through the equipment decontamination facilities (EDF). Construct walls and ceilings of PDF and EDF to be airtight with a minimum of two layers of 6-mil fire retardant polyethylene sheeting. Install a minimum of two layers of 6-mil fire retardant polyethylene on floor of PDF and EDF.

B. All persons entering the work area shall follow the entry and exit procedures required by applicable regulations and these specifications. Process all equipment and material exiting the work area through the EDF and decontaminate as required by these specifications.

C. The PDF shall consist of three rooms that serve as three air locks as follows: Clean Room at entrance followed by Shower Room followed by an Equipment Room leading to the Work Area.

D. An Airlock is a system permitting unidirectional flow of air through the decontamination unit. It consists of two curtained doorways at least eight feet apart. Each curtained doorway shall be constructed by placing three overlapping sheets of plastic over a framed doorway, securing each along the top of the doorway. The first and third sheet shall be secured on one side of the doorway and the middle sheet shall be secured on the other side of the doorway.

Airlock Size - Where size of work area permits, eight-foot distance between doorways is acceptable. Where size of work area is prohibitive, distance between doorways may be adjusted but must allow enough space for one doorway to be closed before the next doorway is opened.

E. Provide area for storage of street clothes of workers in the clean room. Provide in the same room, uncontaminated disposable protective clothing and gear to change into prior to entering the contaminated area. The clean room will be used to dress into street clothing after workers have showered and dried in the shower room as they exit from the contaminated area.

F. Provide shower room facilities with hot and cold water arranged to provide complete showering of workers and visitors as they exit from the contaminated area. Make provisions to prevent any contaminated run-off from the shower room. The shower room facilities and

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size shall be adequate to allow decontamination and thorough washing of all the workers and visitors within a ten minute period.

G. The hot and cold water shower shall be functional at all times while workers are within the work area enclosure. Water temperature shall be fully adjustable by the worker while standing in the shower basin.

H. Provide an Equipment Room with storage for contaminated clothing and equipment. In this room workers and visitors dispose of their disposable protective clothing except the respirator as they prepare to enter the shower room.

I. The EDF for removing asbestos waste from the work area shall consist of an Air Lock from the Work Area leading into the waste load out area and another Air Lock leading outside of the work area.

J. The EDF area shall be equipped with the facilities necessary to wash and wipe the outside of drums or bags prior to removal from the site for transportation to a landfill. Make provisions to prevent any contaminated run-off from the Bag Wash Room.

K. Provide leak proof wastewater collection system for PDF and EDF units equipped with a water filtration system equipped with five-micron filters.

1.19 AIR FILTRATION DEVICES

A. Provide a suitable number of air filtration devices in each full containment work area and other types of negative pressure enclosures and cocoons to maintain a negative pressure in the work area relative to the adjacent non-work areas. The exhaust units shall be equipped with HEPA filtration and comply with ANSI Z9.2 standards. Fans for each unit should be sized to draw a desired airflow through the filters in the unit at a specified pressure drop. The unit shall have an air-handling capacity of 900 CFM to 2,000 CFM (under "Clean" filter conditions).

B. An adequate number of air filtration devices shall be installed for each work area enclosure to obtain the minimum number of air changes and to maintain adequate negative air pressure relative to adjacent building areas. Each unit shall be connected to a separate electric circuit, so that in case of an interruption of power in one circuit the remaining units will remain in operation.

C. The system should be capable of delivering a minimum of one air change every 15 minutes.

Fifteen-minute air changes are mandatory during removal of asbestos containing materials.

D. All AFDs shall be equipped with an operational alarm system capable of indicating that the unit is working properly as required by 310 CMR 7.15 (1)(d)2.

E. Provide negative air filtration system in the work area to maintain a minimum negative pressure of 0.02 inches of water. If negative air pressure of 0.02 inches is lost, work shall be halted until negative air pressure is restored.

F. Provide one automatic recording air pressure manometer per work area enclosure to monitor the pressure differential in a location acceptable to the Owner’s Representative. The

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manometer shall continuously generate a permanent record dated daily, which shall be submitted to the Owner’s Representative on a daily basis.

G. The air filtration system shall be operated on a continuous 24-hour basis throughout the abatement process through final air clearance and containment dismantling.

H. Air filtration devices shall be exhausted to the outside of the building.

I. Prior to the start of work in each full containment work area, the Contractor shall submit to the Owner’s Industrial Hygiene Representative for review, a design of the negative pressure filtration system to be used. Submittal shall include number, location, and size of HEPA units, points of exhaust, projected airflow within work area and supporting calculations for sizing.

J. Replace HEPA filters containing holes, tears, or other visible indications of damage.

1.20 CONTAINMENT BARRIERS

A. Physical barriers shall be constructed to restrict access to the regulated work area. Install solid barriers separating abatement work areas from occupied building areas. Ensure that temporary barriers do not block egress to corridors, stairwells, etc.

B. Critical barriers shall be placed over all openings to the regulated area. Seal off perimeter of work area to completely isolate abatement areas and to contain all airborne contamination created by abatement work.

C. Cover all surfaces in the work area with two layers of polyethylene sheeting 6-mil thickness taped securely in place with duct tape. Surfaces that will be removed during abatement do not require covering. Painted solid nonporous surfaces that require decontamination do not require covering.

D. Isolate the work area from the other areas of the building by installation of polyethylene sheeting barriers at least 6-mil in thickness. Enclose work areas with two layers of 6-mil thickness polyethylene sheeting on floors and walls.

E. The Contractor shall provide local exhaust ventilation in the work area to maintain a negative pressure in the work area relative to the adjacent non-work areas. The exhaust units shall be equipped with HEPA filtration and comply with ANSI Z9.2 standards.

F. Individually seal all heating and ventilation grilles, vents, diffusers, and other openings by installation of polyethylene sheeting barriers at least 6-mil in thickness.

1.21 DISPOSAL ACTIVITIES

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A. The Contractor shall comply with current DOT, EPA, OSHA and MA DEP waste handling, transportation, and disposal regulations for the work site and for each waste disposal landfill.

B. Contractor and Contractor’s waste transporter shall comply with all applicable regulations for states that waste is transported through and for states where waste is disposed.

C. Disposal of ACM shall be in a landfill authorized to accept ACM, operated in accordance with regulatory requirements of 40 CFR 61 (NESHAP) and applicable state and local regulations.

D. All ACM and asbestos-contaminated waste shall be double-bagged with each bag closed separately with a "goose neck" seal. Reinforced disposal bags or fiber drums shall be used for disposal of floor tile and other materials that may tear polyethylene disposal bags. All bags shall be labeled in accordance with federal, state, and local requirements.

E. Transport containerized ACM wastes through the building in covered bins.

F. The waste transporter shall have appropriate, current Department of Transportation (DOT) licenses and registrations and/or possess any other required licenses, registrations, or permits.

G. Provide EPA required Waste Shipment Record (WSR) for all ACM waste generated. WSRs signed by the landfill operator shall be provided to Owner within thirty days of the waste leaving the job site.

1.22 SUBMITTALS

A. Three (3) hard copies and one electronic copy (submit as pdf files) of all submittals required in this Section shall be submitted to the Owner’s representative.

B. The following submittals shall be submitted to the Owner's Representative at the Pre-construction meeting. Submittals shall be submitted to and approved in writing by the Owner's Representative prior to the Contractor receiving approval to begin work.

1. Certificates of training and documentation of medical examination including a physician's determination that the employee is able to wear a respirator and documentation of current successful respirator fit test (29 CFR 1926.1101 Appendix C) of all personnel assigned to the project, including Competent Person.

2. Certification of compliance with OSHA requirements including but not limited to medical surveillance, record keeping and personal monitoring.

3. Respiratory Protection Program. Include site specific exposure assessment for respirator selection for each phase of work where use of respiratory protection may be required, including, but not necessarily limited to:

a. Preparation of work areas;

b. Gross removal of ACM (specify types);

c. Waste containerization, transport, and truck loading activities; and

d. Final cleaning of the work areas.

4. A site-specific asbestos abatement plan. The abatement plan shall include, but not necessarily be limited to:

a. A site drawing indicating the proposed phasing of work;

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b. A site drawing for each work area indicating the proposed locations of critical barriers, air filtration devices, AFD exhaust locations, and personnel decontamination units waste load out units, and routes that will be used to remove ACM waste from the building;

c. Methods and procedures for each type of ACM identified for removal;

d. Manufacturer’s product information and MSDS sheets for all equipment and materials that will be used on the project, including, but not necessarily limited to polyethylene sheeting, rewettable fiberglass repair cloth, duct tape, air filtration devices, decontamination equipment, water filtration, vacuums, amended water solutions,

e. Waste disposal location(s)

5. A written project schedule. The schedule shall be date specific and include all phases of the project.

6. Emergency Action Plan

7. Site-specific Health and Safety Plan

8. Material safety data sheets (MSDS) for all materials and products to be used by the Contractor on this project.

C. During Construction

1. Personal air sampling results.

2. Waste shipment records for each load of ACM waste removed from the site

3. Waste characterization testing for window unit disposal

D. Post Construction Submittals

1. Waste shipment records signed by the waste generator, transporter and landfill operator demonstrating that the ACM removed from the project has been packaged, removed and disposed of properly.

2. Provide Owner with copies of on-site job logs, notifications, permits, accident reports, personal air monitoring results, waivers of lien.

10090 ASBESTOS ABATEMENT & RELATED WORK 020800 - 16

PART 2 MATERIALS AND EQUIPMENT

2.1 MATERIALS

A. Deliver all materials in original packages, containers or bundles bearing the name of the manufacturer.

B. Damaged, deteriorating, contaminated products or equipment shall not be used on this project, and shall be removed from the worksite and disposed of properly.

C. Polyethylene sheeting shall be at least 6-mil thickness, shall be fire retardant and shall meet all applicable standards for temporary construction barriers.

D. Mastic remover solvents shall be low odor or odorless with a flash point of 150 degrees Fahrenheit or greater.

E. Bridging encapsulant shall be Fiberlock A-B-C Asbestos Binding Compound; Foster 32-32 Bridging Encapsulant; Grace Serpiflex Shield or approved equal.

F. Patching cement for repair of damaged pipe and pipe fitting insulation shall be LAG-KAP manufactured by Fiberlock Technologies, Inc., or approved equal.

G. Rewettable repair cloth for covering pipe and pipe fitting insulation shall be LAG-KLOTH manufactured by Fiberlock Technologies, Inc., Grace Lagging Cloth manufactured by Grace Construction Products, or approved equal.

H. Encapsulant for sealing repair cloth on pipe and pipe fitting insulation shall be LAG-KOTE II manufactured by Fiberlock Technologies, Inc., Serpiflex Shield manufactured by Grace Construction Products, or approved equal

I. All lumber shall be fire rated.

J. Duct tape or other waterproof tape, furring strips, spray glue, staples, nails, screws, or other materials shall be available to secure polyethylene sheeting.

K. Disposable bags and/or drums shall be of 6-mil polyethylene, on which labels are directly printed, as required by EPA and DOT regulations.

L. Asbestos warning signs that are posted at all approaches and/or entrances to work areas shall conform to OSHA 29 CFR 1926.1101.

M. All fire extinguishers required for the project shall be ABC class type, properly pressurized and in good working condition.

N. Adequately stocked first aid kits shall be on-site.

O. Surfactant (wetting agent) shall be prepared as specified by the manufacturer.

10090 ASBESTOS ABATEMENT & RELATED WORK 020800 - 17

2.2 TOOLS AND EQUIPMENT

A. Scaffolding: Scaffolding, as required to accomplish the specified work, shall meet all applicable safety regulations.

B. Transportation Equipment: Transportation equipment, as required, shall be suitable for loading, temporary storage, transport, and unloading of contaminated waste without exposure to persons or property. The equipment shall be secured at all times and access restricted to authorized personnel.

C. Asbestos Vacuum Equipment: All vacuum equipment utilized in the work area shall utilize HEPA filtration systems, 99.97% efficient to 0.3 microns particulate size. Deliver all vacuums to the site with clean waste containers and new HEPA filters installed. Vacuum wands, brushes, hoses, and other accessories shall be delivered to the site new or if previously used shall be delivered to the site in airtight disposal bags.

D. Negative Air Filtration Devices: Asbestos filtration devices shall utilize high efficiency particulate air (HEPA) filtration systems, 99.97% efficient to 0.3 microns particulate size.

E. The Contractor shall provide approved respirators and protective clothing to all Contractor personnel, to representatives of the Owner, and to representatives of the State or other governmental entity who may inspect the jobsite.

F. Protective clothing requirements include:

1. One-time use, disposable, full-body coveralls made of Tyvek fabric or approved equal.

2. Hard Hats

3. Eye protection

4. Gloves – heavy-duty rubber gloves shall be used during flooring removal and clean up activities.

5. Respiratory protective equipment in accordance with OSHA 29 CFR 1926.1101 and 29 CFR 1910.134. Respirators shall be NIOSH/MSHA approved for protection against asbestos exposure. Dual cartridge respirators for both asbestos and organic vapors shall be utilized during flooring removal activities using solvents.

G. The Contractor shall have sufficient equipment to mix and spray wetting agents.

H. The Contractor shall have a sufficient quantity of scaffolding, ladders, platforms, hand tools, and materials to conduct the abatement project in an efficient and workmanlike manner. All equipment shall be used according to OSHA Safety and Health Standards for the Construction Industry (29 CFR Part 1926).

I. All electrical cord and connections within all work areas shall be protected with ground-fault circuit interrupters (GFCI).

J. Provide water filtration devices equipped with 5-micron filters for decontamination and waste loadout units. All water filtration devices shall be leak-tested prior to use.

10090 ASBESTOS ABATEMENT & RELATED WORK 020800 - 18

PART 3 EXECUTION

3.1 COORDINATION AND SCHEDULING

A. The Contractor shall coordinate all work with the Owner’s representatives and the General Contractor.

B. The Contractor shall submit to the Owner’s representatives an abatement project schedule for the work.

3.2 WORK AREA PREPARATION

A. The Contractor shall establish regulated asbestos removal work areas where ACM will be removed. Asbestos danger tape and warning signs shall be posted along the perimeter of the regulated areas. Security procedures shall be used to ensure that only authorized persons are allowed in the regulated areas.

B. Maintain a log of all people entering and exiting the workplace.

C. Seal all critical barriers to the work area(s) using two layers of 6-mil thickness fire-rated polyethylene sheeting secured with duct tape.

D. Construct temporary barriers to isolate the work area from all other building areas. Ensure that temporary barriers do not block egress to corridors, stairwells, etc. Coordinate locations for all critical barriers with the Owner and General Contractor.

E. Install three-stage decontamination facilities for workers.

F. Install two-stage decontamination facilities for waste loadout.

G. Install HEPA-filtered air filtration devices sufficient to provide a minimum of one air exchange every 15 minutes and to maintain a minimum of 0.02 inches water column negative air pressure within the regulated work area during all phases of abatement. Negative pressure work area containments shall be provided for all interior asbestos removal work. In the event glovebag removal methods are used the glovebag removal shall be performed within negative pressure work area enclosures.

H. All air filtrations devices shall exhausted to the outdoors.

I. Isolate all heating and ventilation air intake sources by installation of polyethylene barriers at least 6-mil in thickness.

J. Provide all necessary connections for temporary utilities in the workplace during abatement work. Temporary electrical power shall be in accordance with OSHA Electrical Code of Wet Environment.

K. The Contractor shall ensure that active water lines are identified, supported, and prevented from breakage.

10090 ASBESTOS ABATEMENT & RELATED WORK 020800 - 19

L. Provide temporary lighting throughout work areas and all decontamination areas.

M. Install 2 layers of 6 mil thickness polyethylene sheeting on all wall surfaces, except for walls that will be removed during abatement, and secure with duct tape.

N. Install 2 layers of 6 mil polyethylene sheeting on all floors and secure with duct tape.

O. Seal all door openings, floor drains, HVAC diffusers, etc. with 2 layers of 6-mil thickness polyethylene sheeting secured with duct tape.

P. Remove all moveable objects from the regulated work area. Non-moveable objects shall be protected by covering with two layers of 6-mil thickness polyethylene sheeting secured with duct tape.

Q. Request pre-abatement inspection by Owner’s Industrial Hygiene Consultant and correct all deficiencies noted during the inspection.

3.3 ASBESTOS REMOVAL - GENERAL

A. The Contractor shall designate an outside work area person to be stationed at the decontamination unit entrance at all times while persons are inside the work area enclosure.

The outside person shall be in direct voice or radio contact with the inside work area supervisor or foreman.

B. Spray with water containing a wetting agent all materials to be removed. All materials to be removed shall be wetted prior to removal. Apply a low pressure fine spray of the amended water to minimize fiber release. Saturate sufficiently the material throughout the removal process so that there will be at no time visible emissions from dry asbestos.

C. Immediately following removal, the wetted materials shall be packed into properly labeled six mil thickness double polyethylene disposal bags or poly lined drums.

D. The Contractor shall not allow the removed material to accumulate prior to being containerized. In no instances shall the Contractor fail to containerize all materials including debris prior to the shift breaking for lunch, or at the end or change of a shift. Prior to beginning removal in a new area, all previously removed materials shall be containerized.

E. Decontaminate all surfaces within the work area using wet wiping and/or HEPA vacuuming methods. All dust and debris located within the work areas shall be decontaminated.

F. Completely clean/decontaminate the substrate and/or affected surfaces using scour pads, nylon brushes, wet wiping, and HEPA-vacuum cleaning methods and contain waste appropriately.

G. All used polyethylene, tapes, cleaning material and clothing shall be treated as asbestos waste material.

H. Remove all ACM materials and debris using wet methods and containerize promptly.

10090 ASBESTOS ABATEMENT & RELATED WORK 020800 - 20

I. Clean regulated area by HEPA vacuuming and wet wiping to remove all visible dust and debris.

J. Proceed with Section 3.9, Cleaning and Final Decontamination.

3.4 ASBESTOS REMOVAL – FLOOR TILE, PIPE INSULATION, PIPE FITTING

INSULATION, BOILER INSULATION, GLUE DAUBS, AND FLEX CONNECTORS

A. The Contractor shall perform removal and proper disposal of selected areas of asbestos-containing floor tile, pipe and pipe fitting insulation, boiler insulation, glue daubs, and flex connectors using full containment negative pressure asbestos abatement work area enclosures.

B. The Contractor shall ensure all necessary electrical, mechanical, fuel line, and plumbing disconnects and make safe are performed prior to the start of abatement.

C. Perform work area preparation as specified in 3.2.

D. Install 3 chamber personnel decontamination unit.

E. Install 2 chamber waste transfer unit.

F. Install 2 layers of 6 mil thickness polyethylene sheeting on all wall surfaces and secure with duct tape.

G. Install 2 layers of 6 mil thickness polyethylene sheeting on all floors and secure with duct tape. Floor tile finishes that will be removed during abatement do not require covering.

H. Seal all door openings, floor drains, HVAC diffusers, etc. with 2 layers of 6-mil thickness polyethylene sheeting secured with duct tape.

I. Preclean all insulation on ducts and pipes that will not be removed using HEPA vacuuming and wet cleaning methods and protect by covering with two layers of 6 mil thickness polyethylene sheeting secured with duct tape.

J. Install solid protective enclosures and temporary means of ventilation and cooling for electrical and mechanical components located within abatement work area containments.

K. Obtain the approval of the Consultant to begin removal of asbestos containing or asbestos contaminated materials.

L. The Contractor shall designate an outside work area person to be stationed at the decontamination unit entrance at all times while persons are inside the work area enclosure.

The outside person shall be in direct voice or radio contact with the inside work area supervisor or foreman.

M. Remove all ACM materials and debris using wet methods and containerize promptly.

N. Clean regulated area by HEPA vacuuming and wet wiping to remove all visible dust and

10090 ASBESTOS ABATEMENT & RELATED WORK 020800 - 21

O. Minimum personnel protective equipment for workers performing removal of friable pipe and boiler insulation shall be disposable full body coveralls, rubber boots, eye protection, and full-face powered air purifying respirators equipped with P-100 filters, unless a greater level of protection is required.

P. Minimum personnel protective equipment for workers performing removal of floor tile, flex connectors, and glue daubs shall be disposable full body coveralls, rubber boots, eye protection, and half-face air purifying respirators equipped with P-100 filters, unless a greater level of protection is required.

Q. Perform repair of exposed pipe insulation ends at wall and ceiling penetrations and where spot removal of insulation is performed. Trim loose and torn pieces of insulation covering using surgical scissors or razor knife and place directly in asbestos disposal bag. Apply an appropriate water activated repair cloth to all areas of exposed insulation that will remain within the work area. The repair cloth shall completely enclose the insulation and all seams shall overlap a minimum of three inches. Smooth surface of repair cloth to remove ensure a tight fit to existing insulation and remove all folds and unevenness. Following an adequate drying period, apply two coats of a high solids encapsulant using a brush, handmit, or roller.

Clean tools, spills, and drips with soap and water before drying.

R. Remove work area preparations and engineering controls and repair any damages to existing building finishes resulting from the work. All used plastic, tapes, cleaning material and clothing shall be containerized and disposed as asbestos-containing material.

3.5 PIPE AND PIPE FITTING INSULATION REMOVAL USING GLOVEBAG METHOD

A. Minimum personnel protective…