OFPM Asbetos-containing-material-master-specs_-05012021_Official.docx

SECTION 02 82 13

ASBESTOS REMEDIATION

SECTION 02 8213 ASBESTOS REMEDIATION

PART 1 - GENERAL

1.1 SUMMARY

A. Section includes requirements and contractual provisions for coordinating asbestos remediation operations within the General Abatement Contractor’s (GAC’s) scope of work including but not limited to, the following;

a. General abatement remediation coordination procedures.

b. Administrative and supervisory personnel.

c. Pre-abatement submittals.

d. Project meetings, inspections, and testing.

e. Progress reporting and closure documents.

1.2 RELATED DOCUMENTS

A. Drawings and general provisions of the Contract, including requirements of Division 00 PROCUREMENT AND CONTRACTING REQUIREMENTS and Division 01 GENERAL REQUIREMENTS, apply to this Section.

1.3 DESCRIPTION OF WORK:

A. All HAZMAT within the limits of construction is the responsibility of the contractor

1.4 DEFINITIONS:

A. Asbestos Containing Material (ACM) means any material containing more than one percent asbestos or any suspected ACM that has not been tested and will be treated as ACM until results of testing can be confirmed.

B. Trace Asbestos Containing Materials (Trace) means any material, containing one or less than one percent asbestos by weight as confirmed by laboratory testing.

C. General Abatement Contractor (GAC) refers to the specialty GAC specifically selected and assessed by the Federal or State regulator hence forth known in this document as the Authority Having Jurisdiction (AHJ) as being competent to work with licensed materials such as ACM. Asbestos removal work shall be done by a GAC.

1.5 QUALITY ASSURANCE:

A. General Requirements:

a. Asbestos removal work shall be done by a "Specialty Contractor" hereinafter called "Contractor" or General Abatement Contractor (GAC) regularly engaged in such work. The GAC is required to be licensed to do asbestos work in the state of performance. The GAC will also be contractually responsible to provide all required written notifications of asbestos abatement projects to the appropriate regulatory agencies, including but not limited to state regulatory agencies, the EPA, Contracting Officer (CO), Contracting Officer Representative/Project Manager (COR/Project Manager) and Technical Point of Contact (TPOC) prior to start of any abatement actions.

1. Asbestos Abatement Experience: At NIST request, the GAC shall make at least three years of asbestos projects which it performed available to the COR/Project Manager. The provided records shall include the following: name and address of the supervisor responsible for each project, location and description of the project, estimated amount of asbestos removed, starting and completion dates, summary of procedures used to comply with applicable requirements and name and address of the waste disposal site where the asbestos waste was deposited. The GAC supervisor must have three years of abatement experience and all other workers must have a minimum of two years abatement experience.

2. Pollution Liability Insurance: Submit proof of Pollution Liability Insurance coverage. If the completion date of the bid project is beyond the effective dates of the Pollution Liability Insurance coverage, then the selected GAC shall submit a statement stating it is understood, that this Pollution Liability Insurance coverage, shall remain in effect throughout the duration of this contract.

3. Federal/State EPA and OSHA citations: Provide a list all federal and State EPA or OSHA citations the GAC has received in the last five (5) years.

The GAC shall comply with the requirements of all applicable Federal, State, and Local regulations including, but not necessarily limited to those listed in Section 1.6 References. The most recent edition of any relevant regulation, standard, document or code shall be in effect. In the event that any portion of this specification and regulation are contradictory, the more stringent shall prevail.

B. Definitive Responsibility Criteria

a. Qualifications for GAC Supervisor; will be the primary responsible party for the project and is responsible for adhering to all federal, state, and local regulations including the items defined in this specification and will be the primary point of contact in the field for this project. The Supervisor shall be currently accredited as an Asbestos Supervisor as defined in 40 CFR Part 76 and certified in the state having jurisdiction.

1. At NIST request, GAC shall provide evidence that the proposed Supervisor/Competent Person has supervised at least five (5) asbestos abatement contracts of comparable scope and complexity and the Supervisor has at least three years of experience.

b. Qualifications for Certified Industrial Hygienist (Project CIH): For projects anticipated to be large scale or long-term projects, the General Contractor (GC) or GAC shall subcontract a 3rd party Project CIH to review, certify, and manage compliance with regulatory requirements during the project. The Project CIH shall be certified in Comprehensive Practice by the American Board of Industrial Hygiene (ABIH) and is currently accredited as an Asbestos Building Inspector, Contractor/Supervisor, and Project Designer as described in 40 CFR Part 763. The Project CIH shall not be affiliated in any way, other than through this contract, with the GAC performing the asbestos removal. The CIH shall be considered on call and be available to respond on site within two (2) hours of notification.

1. At NIST request, the GAC shall provide the name and experience record of the CIH selected which shows that he/she has performed abatement oversight on projects of comparable scope and complexity. The project CIH shall be an employee independent of the GAC.

2. At NIST request. The Project CIH shall provide evidence showing the Project CIH has Errors and Omissions Insurance coverage. If the completion date of the project is beyond the effective dates of the insurance coverage, submit documentation stating that the Project CIH(s) Errors and Omissions Insurance coverage will be kept current and in effect for the duration of the project.

c. Qualifications for Industrial Hygienist; For projects anticipated to be large scale or long-term projects, the GC or GAC shall subcontract a 3rd party Environmental Specialist under direction of the Project CIH hereinafter called IH. The IH shall not be affiliated in any way, other than through this contract, with the GAC performing the asbestos removal. The IH shall be currently accredited as an asbestos building inspector, Contractor/Supervisor, and Project Designer as described in 40 CFR Part 763 and can demonstrate successfully completed the NIOSH 582 course Sampling and Evaluating Airborne Asbestos Dust or equivalent and is currently registered in the American Industrial Hygiene Association’s (AIHA) Asbestos Analytical Registry and currently participates in their (PAT) certification program or in a qualified quality control program including PAT rounds.

d. NIST provided Technical Point of Contact (TPOC) is a designated person who will act as the owner in regard to review, comment, and acceptance of the GAC’s asbestos related work. Additionally, the TPOC will provide oversight, in coordination with the COR/Project Manager, of the GAC during site activities and may, depending on the size and duration of the project, obtain confirmatory air sampling or clearances.

e. Qualifications for Abatement Workers shall be licensed by the AHJ to remove or encapsulate asbestos and all assigned abatement personnel shall have completed the EPA AHERA/OSHA abatement worker/supervisor course; have training on the standard operating procedures of the Abatement Contractor; and the GAC’s designated Supervisor shall have at least three years of asbestos abatement experience and workers shall have at least two years of experience. All supervisors and workers shall have applicable medical and respiratory protection documentation; have certificate of training and State accreditation/license.

C. Asbestos Control Limits: The enclosed work areas shall be defined as a regulated area in accordance with 29 CFR 1910.1001 and 29 CFR 1926.1101.

a. Inside Asbestos Work Area: For personnel wearing negative-pressure respirators, air concentrations of asbestos shall not exceed an 8-hour time weighted average of

0.1 fibers (longer than 5 microns), per cubic centimeter of air as determined by the NIOSH 7400 method. Regardless of respiratory protection worn, air concentrations inside the work area will not exceed an 8-hour time weighted average of one (1) fiber per cubic centimeter as determined by the NIOSH 7400 method. In the event that this level is exceeded, all work in the asbestos work area shall stop and may not restart until fiber levels are below an 8-hour time weighted average of one (1) fiber per cubic centimeter as determined by the NIOSH 7400 method. It is the responsibility of the GAC to provide personal air monitoring and to assure that all safety and health procedures are followed.

b. Outside Asbestos Work Area: Air concentrations of asbestos shall not exceed 0.01 fibers (longer than 5 microns) per cubic centimeter of air as determined by the NIOSH 7400 method. This applies to all areas in the building while work is in progress, except for the asbestos work area. Anytime this level is exceeded, all work in the asbestos work area will be stopped and may not restart until approval from the COR/Project Manager is given. To assure compliance with this provision, the government may provide (in addition to the approved sampling plan), air monitoring outside the GAC’s work area. If used, the NIST TPOC will have unrestricted access to the GAC’s work site. If the asbestos abatement GAC wishes, they may perform any additional air sampling to assure compliance and for comparison with this specification.

1.6 REFERENCES:

A. American National Standards Institute (ANSI) Publication:1. Z9.2-79-Fundamentals Governing the Design and Operation of Local Exhaust Systems.

B. American Society for Testing and Materials (ASTM) Publication: 1. E 849-82-Safety and Health Requirements relating to Occupational Exposure to Asbestos.

C. American National Standards Institute (ANSI) Publications (current edition): Z9.2 Fundamentals Governing the Design and Operation of Local Exhaust Systems and Z88.2 Practices for Respiratory Protection

D. Environmental Protection Agency (EPA) Federal Regulations (current edition)

a. 40 CFR 61 Subpart A and M (Revised Subpart B) - National Emission Standard for Hazardous Air Pollutants – Asbestos.

b. 40 CFR 763.80 - Asbestos Hazard Emergency Response Act (AHERA)

E. Occupational Safety and Health Administration (OSHA)Federal Regulations (current edition)

a. Title 29 CFR 1926.1101 - Construction Standard for Asbestos

b. Title 29 CFR 1910.132 - Personal Protective Equipment

c. Title 29 CFR 1910.134 - Respiratory Protection

d. Title 29 CFR 1926 - Construction Industry Standards

e. Title 29 CFR 1910.1020 - Access to Employee Exposure and Medical Records

f. Title 29 CFR 1910.1200 - Hazard Communication

g. Title 29 CFR 1910.151 - Medical and First Aid

F. Department of Transportation (DOT) Title 49 CFR 100 - 185 – Transportation

G. State and Local Regulations (Per Applicable State):

a. Maryland State Standards (MDE) (current edition) Code of Maryland Regulations (COMAR);

1. 26.11.21 Control of Asbestos.

2. 26.11.23 Asbestos Accreditation of Individuals and Approval of Training Courses

3. 26.13 – Disposal of Controlled Hazardous Substances

b. Colorado Department of Public Health and Environment, Air Pollution Control Division, Regulation #8, Control of Hazardous Air Pollutants, Asbestos.

1.7 SUBMITTALS:

A. Initial Submittal of Asbestos Abatement GAC or Qualification Information: Items listed below are to be submitted after the award, but are required to be reviewed and recommended approved, by the NIST TPOC prior to submission of the Post Award Asbestos Abatement Submittals.

a. Asbestos Abatement GAC or Qualification Information: Submit for review, the name, address, telephone number and required documentation of qualifications of the Asbestos Abatement GAC or Subcontractor, selected for this contract and a copy of the current GAC licensure from the AHJ.

b. Certified Industrial Hygienist (Project CIH): Submit name, address, telephone number and required documentation of qualifications of the independent Certified Industrial Hygienist selected to perform the duties outlined in 1.5 B. b. above.

c. Experience and Qualifications of Supervision: Submit name of and required documentation of qualifications of the proposed competent person who would be assigned to this project.

B. Post-Award Asbestos Abatement Submittal: Items listed below are to be submitted after the award, but are required to be reviewed and recommended approved, by the Project CIH prior to submission to the NIST TPOC or designated representative. These actions must be completed prior to starting work.

a. Experience and Qualifications of Workers: Name and experience record, if any, of workmen who will be assigned to this project. Include, for each person, evidence of successful completion of State’s/AHJ’s approved training given by qualified personnel. Provide certification that employees meet the OSHA medical surveillance requirements.

b. Asbestos Abatement Work Plan or Project Design; Before start of work, submit a design and layout of the regulated area prepared by a Certified Asbestos Project designer and reviewed by the CIH. Provide the additional information with the plan: Asbestos Abatement Work Plan or Project Design shall meet the requirements as defined by 40 CFR 61 Subpart A and M (Revised Subpart B) and 40 CFR 763.80.

Additionally, this Asbestos Abatement Work Plan or Project Design shall include;

1. Sequencing/Scheduling: Submit for review, the sequencing and/or scheduling for each containment or containments being performed under this contract.

2. Project CIH Approved Area Sampling Plan: Submit a detailed plan which shows the proposed air sampling strategy to be used to comply with the requirements specified. This plan must be separate from the CIH approved plan of action. Show all locations where sampling will occur during the asbestos abatement operation.

3. Temporary Storage of Containerized Asbestos Waste: Submit a request to the TPOC, requesting a location for temporary storage of containerized asbestos waste that is generated by this project.

4. Project CIH Approved Disposal Plan: Submit to the TPOC a disposal plan including the location of the approved disposal site and the GAC’s method for documenting proper asbestos disposal. Detail the methods by which the containerized asbestos waste is taken from the work area to the temporary storage area.

· Containers for Disposal of Friable and Non-Friable Asbestos: Submit for review, the manufacturer’s cut sheet for the bags and containers the GAC intends to use to dispose of the asbestos containing material. Bags shall be minimum of 6 mil polyethylene (or equivalent) and labeled in accordance with 40 CFR Part 61 subpart M (NESHAP) and 29 CFR 1926.1101.

5. IH qualifications: Submit the name and required documentation of qualifications of the proposed IH(s) for this project.

6. NESHAP Notification Requirements: The GAC shall coordinate with the TPOC or designated Jurisdictional point of contact, in submitting the appropriate written notification.

7. Information on Encapsulating Material: Submit written evidence that material meets the specified characteristics and the latest requirements of the EPA.

8. Laboratory Qualification Information: Submit proof of required qualifications of testing laboratory and their personnel. See “Testing Laboratory Qualifications”.

· Accreditation: Provide proof of accreditation by the AIHA for asbestos analysis, and the NIST under National Voluntary Laboratory Accreditation Program (NVLAP) for asbestos analysis.

· Laboratories: Provide proof the laboratory(s) selected to analyze project samples is accredited by the American Industrial Hygiene Association (AIHA), holds appropriate state license and successful participation of the laboratory in the Proficiency Analytical Testing (PAT) Program.

· Errors and Omissions Insurance: Provide evidence showing the laboratory has Errors and Omissions Insurance coverage. If the completion date of the project is beyond the effective dates of the insurance coverage, submit documentation stating that the laboratory’s Errors and Omissions Insurance coverage will be kept current and in effect for the duration of the project.

c. Respiratory Protection Program, including accurate and detailed initial and negative exposure assessments specific to the anticipated procedures and type of ACMs to be removed. The written respiratory protection program shall meet all of the requirements for a minimal acceptable program in accordance with OSHA 29 CFR 1910.134(b).

1. If initial or negative exposure assessments are not available, the GAC shall be responsible to provide an initial exposure assessment at the start of the second shift of work, and a negative exposure assessment by the start of the fourth shift for approval by NIST.

d. Safety Data Sheets (SDS) on supplied materials including but not limited to surfactants, encapsulants, and polyethylene sheeting which are anticipated to be applied or used during abatement for approval prior to installation.

1. All polyethylene sheeting shall be fire resistant.

2. All construction material such as wood or any variants used for barriers, enclosures, etc. as described in these specifications shall be certified "Factory Applied Fire Retardant Impregnated Material.”

C. During-Work Asbestos Abatement Submittal: After review and approval by the GAC, submit the following items to the NIST TPOC as the work progresses and at the times specified.

a. Air Monitoring and Work Area Inspections (performed by the Project CIH):

1. Air Monitoring Results: Post for all workers to see, within 24 hours of collection, the results of all air monitoring conducted. Post the results at a location designated by the General GAC and notify the TPOC. A copy of the results shall be provided to the TPOC within the same time frame.

2. Differential Air Pressure Readings: Starting when negative pressure containment is erected and approved by the Project CIH, a strip chart recorder shall be installed, and work area relative pressure shall be monitored 24 hours a day until final air clearances are produced. Submit a copy of the daily strip chart record to the TPOC within 24 hours after the recording was made.

3. Work Area Inspections: The Project IH shall personally perform a visual inspection of the abatement work area for the pre-removal, pre- final, and re- occupancy stage. The Project IH will perform visual inspections of the abatement work area daily and pre-final. Submit documentation of the daily, pre-removal, pre-final inspections to the TPOC, within 24 hours of completion. Documentation of the re- occupancy stages of the work inspection shall be submitted to the TPOC as soon as completed.

b. Transporting and Disposing of Asbestos Containing Materials (ACM):

1. Disposal Receipts: Submit receipts from the transporter that acknowledge the GAC’s shipment of ACM from the site (NESHAP Waste Shipment Records) within three (3) days following removal of ACM from the premises. Provide on each receipt the date, quantity of material removed, and signature of an authorized representative of the transporter. A signed and dated copy to the Waste Shipment Record, showing receipt at an authorized landfill, must be received by TPOC within 10 calendar days of the date of the shipping receipt.

D. Closure Reporting: After review and approval by the GAC, submit items required to the TPOC within 15 working days of completing the project.

a. A summary of the work done.

b. A statement that all personnel conducting this abatement operation had all required training and were medically cleared to perform this type of work in accordance with OSHA, EPA regulations and all State and Local laws, rules and regulations.

1. Copies of training certificates for all personnel engaged in this abatement work.

2. Copies of respirator fit tests for all personnel engaged in this abatement work.

c. The executive summary must also show that all final air samples results were below the limits established by EPA, and this specification and declare the area ready for re-occupancy.

1. All air and bulk sampling conducted for this project.

2. All final air clearance data.

3. All perimeter samples.

d. Describe the type, application, and quantity of asbestos containing materials removed by the contractor.

1. The daily log book information and documentation of events during the abatement project.

2. Copies of all waste shipment records for asbestos waste sent to the designated landfill.

e. Indicate that all building systems disturbed by the GAC during the work under the contract have been reinstalled and are in working order.

1.8 GAC RESPONSIBILITY:

A. The GAC shall assume full responsibility and liability for compliance with all applicable Federal, State, and local regulations pertaining to the protection of workers, visitors to the site, and persons occupying areas adjacent to the site. The GAC is responsible for providing medical examinations and maintaining medical records of personnel as required by the applicable Federal, State, and local regulations, and shall hold the government harmless for failure to comply with any applicable safety or health regulation on the part of himself, his employees, or his subcontractors.

B. The GAC shall secure all necessary permits in conjunction with asbestos removal, hauling and disposition and provide timely notification of such actions, as may be required by federal, state, regional, and local authorities. For this project, ensure that notification to the Regional Office of the EPA and the AHJ is made, and provide copies of the notification to the TPOC 10 days prior to the commencement of the work. Provide notification in accordance with 40 CFR 61.22(d)(1).

C. The GAC shall inform the TPOC not less than thirty-five (35) days prior to commencement of the asbestos abatement, of the health or safety factors that necessitate the asbestos abatement and procedures that will be taken to protect the health, safety, and possessions of the building occupants.

D. Site Security:

1. Regulated area access is to be restricted only to authorized, trained/accredited and protected personnel. These may include the Abatement GAC’s employees, employees of Subcontractors, TPOC’s staff, State and local inspectors, and any other designated individuals. A list of authorized personnel shall be established prior to commencing the project and be posted in the clean room of the decontamination unit.

2. Entry into the regulated area by unauthorized individuals shall be reported immediately to the Competent Person.

3. A log book shall be maintained in the clean room of the decontamination unit. Anyone who enters the regulated area must record their name, affiliation, time in, and time out for each entry.

4. Access to the regulated area shall be through a single decontamination unit. All other access (doors, windows, hallways, etc.) shall be sealed or locked to prevent entry to or exit from the regulated area. The only exceptions for this requirement are the waste load- out area which shall be sealed except during the removal of containerized asbestos waste from the regulated area, and emergency exits. Emergency exits shall not be locked from the inside. However, the emergency exits shall be sealed with poly sheeting and taped until needed.

5. The Abatement GAC’s Competent Person shall control site security during abatement operations in order to isolate work in progress and protect adjacent personnel. Containment shall be locked out when the competent person leaves the site. The entrance to the regulated area requires all entrants to be logged in/out so that only authorized personnel are allowed entrance.

6. The Abatement GAC will have the TPOC’s assistance in notifying adjacent personnel of the presence, location, and quantity of ACM in the regulated area and enforcement of restricted access by the TPOC (staff).

7. The Abatement GAC shall provide plans to secure the regulated area during non- working hours.

E. Emergency Action Plan and Arrangements:

1. An Emergency Action Plan shall be developed by the Abatement GAC prior to commencing abatement activities and shall be agreed to by the Abatement GAC and the TPOC. The Plan shall meet the requirements of 29 CFR 1910.38 (a);(b).

2. Emergency procedures shall be in written form and prominently posted in the clean room and equipment room of the decontamination unit. Everyone, prior to entering the regulated area, must read and sign these procedures to acknowledge understanding of the regulated area layout, location of emergency exits and emergency procedures.

3. Emergency planning shall include written notification of police, fire, and emergency medical personnel of planned abatement activities; work schedule and layout of regulated area, particularly barriers that may affect response capabilities.

4. Emergency planning shall include consideration of fire, explosion, hazardous atmospheres, electrical hazards, slips/trips and falls, fiber release episodes, confined spaces, and heat stress illness. Written procedures addressing emergency situations shall be developed. Employees need to be aware of these procedures.

5. Employees shall be trained in regulated area/site evacuation procedures in the event of workplace emergencies. The GAC shall establish emergency and fire exits from the work area. The NIST Emergency, Safety, Fire Protection CO, COR/Project Manager and Building Manager (as applicable) telephone numbers, as well as the number of the building occupied and location within the building, shall be posted in the clean room, at a telephone within, or on the nearest phone outside the work area, as applicable. Workers shall be trained by the GAC in emergency evacuation procedures as follows:

a. For non-life-threatening situations - employees injured or otherwise incapacitated shall decontaminate following normal procedures with assistance from fellow workers, if necessary, before exiting the regulated area to obtain proper medical treatment.

b. For life-threatening injury or illness, worker decontamination shall take least priority after measures to stabilize the injured worker, remove them from the regulated area, and secure proper medical treatment.

c. Any resulting damage to decontamination facility/barriers shall be immediately repaired. The COR/Project Manager shall be immediately notified of any work occurrence deemed an emergency by the Contractor. In particular, if damage occurs to the enclosure / barrier or creates conditions which may have allowed contamination to occur the COR/Project Manager must be notified immediately after emergency treatment is completed.

6. The Emergency Action Plan shall provide for a contingency plan in the event that an incident occurs that may require the modification of the standard operating procedures during abatement. Such incidents include, but are not limited to: fire; accident; power failure; negative pressure failure; and supplied air system failure. The Abatement GAC shall detail procedures to be followed in the event of an incident assuring that work is stopped and wetting is continued until correction of the problem.

PART 2 - PRODUCTS

2.1 MATERIALS AND EQUIPMENT:

A. General Requirements (All Abatements Projects): All equipment, including protective clothing and respirators, used in the execution of this contract and provided to visitors to the site, shall be approved by the Project CIH and shall comply with ASTM E 849 and with the applicable Federal, State, and local regulations. Respirators shall conform to the OSHA requirements in 29 CFR 1910.134 and 29 CFR 1926.1101, except that single use and disposable respirators shall not be used.

Type of respirators required shall be as specified by the Project CIH and the GAC’s respiratory protection program. If any air sampling indicates levels above 0.1 fibers per cubic centimeter or “too dirty to count”, powered air or supplied air (type C) respirators shall be required during actual removal operations. Prior to the start of work, the GAC shall provide and maintain a sufficient quantity of materials and equipment to assure continuous and efficient work throughout the duration of the project. Work shall not start unless the following items have been delivered to the site and the Project CIH has submitted verification to the TPOC to this effect.

a. All materials shall be delivered in their original package, container or bundle bearing the name of the manufacturer and the brand name (where applicable).

b. Store all materials subject to damage off the ground, away from wet or damp surfaces and under cover sufficient enough to prevent damage or contamination. Flammable materials cannot be stored inside buildings. Replacement materials shall be stored outside of the regulated/work area until abatement is completed.

c. GAC shall not block or hinder use of buildings by staff and visitors in partially occupied buildings by placing materials/equipment in any unauthorized place.

d. GAC Supervisor shall inspect for damaged, deteriorating or previously used materials. Such materials shall not be used and shall be removed from the work site and disposed of properly.

e. Polyethylene sheeting for walls in the regulated area shall be a minimum of 6-mil thick. For floors and all other uses, sheeting of at least 6-mil thickness shall be used in widths selected to minimize the frequency of joints. Fire retardant poly shall be used throughout.

f. The method of attaching polyethylene sheeting shall be agreed upon in advance by the GAC and the TPOC and selected to minimize damage to equipment and surfaces. Method of attachment may include any combination of moisture resistant duct tape or other waterproof tape, furring strips, spray glue, staples, nails, screws, lumber and plywood for enclosures or other effective procedures capable of sealing polyethylene to dissimilar finished or unfinished surfaces under both wet and dry conditions (including the use of amended water). All tape used shall be duct tape or equivalent waterproof tape

g. Installation and plumbing hardware, showers, hoses, drain pans, sump pumps and wastewater filtration system shall be provided.

h. An adequate number of negative pressure units capable of providing a minimum of 4 air changes per hour in the regulated area while maintaining minus 0.02-inch water column shall be used. Two (2) additional negative pressure units shall be available to replace any malfunctioning unit

i. HEPA Filtered vacuum: The vacuum filter shall be a HEPA filter. The filter media must be completely sealed on all edges within a structurally rigid frame. The filter shall align with a continuous flexible gasket material in the HEPA vacuum housing to form an airtight seal. Each HEPA filtered vacuum shall be individually tested and certified to have an efficiency of not less than 99.97 percent. Each filter must bear a UL586 label to indicate ability to perform under specified conditions. Each filter shall be marked with the name of the manufacturer, serial number, air flow rating, efficiency and resistance, and the direction of test air flow.

· HEPA vacuums: All electrical components shall be approved by the National Electrical Manufacturer's Association (NEMA) and Underwriter's Laboratories (UL). Each unit must be provided with overload protection and the motor and housing must be grounded.

j. An adequate number of scrapers, sprayers, nylon brushes, brooms, disposable mops, rags, sponges, staple guns, shovels, ladders and scaffolding of suitable height and length as well as meeting OSHA requirements, fall protection devices, water hose to reach all areas in the regulated area, airless spray equipment, and any other tools, materials or equipment required to conduct the abatement project. All electrically operated hand tools, equipment, electric cords shall be equipped with ground-fault circuit protection

k. Special protection for objects in the regulated area shall be detailed (e.g., plywood over carpeting or hardwood floors to prevent damage from scaffolds and falling material).

l. 6-mil disposal bags for asbestos waste shall be pre-printed with labels and markings as required by OSHA, EPA. Provide bags of contrasting colors for inner and outer bags.

m. Impermeable asbestos disposal drums shall be metal or plastic with locking ring tops with required OSHA, EPA and DOT labels and markings.

n. The TPOC shall be provided a copy of the SDS as required for all hazardous chemicals including encapsulants under OSHA 29 CFR 1910.1200 - Hazard Communication. Methylene chloride shall not be used with any spray adhesive or other product.

o. DANGER signs, as many and as required by OSHA 29 CFR 1926.1101(k)(7), shall be provided, and placed by the Competent Person. All other posters and notices required by Federal and State regulations shall be posted in the Clean Room.

p. Adequate respirators, disposable protective clothing, hard hats, goggles, gloves and footwear for the project and number of personnel/shifts shall be provided. All personal protective equipment issued must be based on a hazard assessment conducted under 29 CFR 1910.132(d).

B. Negative Pressure Filtration System: The Abatement GAC shall provide enough HEPA negative air machines to completely exchange the regulated area air volume 4 actual times per hour. The Competent Person shall determine the number of units needed for each regulated area by dividing the cubic feet in the regulated area by 15 and then dividing that result by the actual cubic feet per minute (cfm) for each unit to determine the number of units needed to effect 4 air changes per hour and maintain -.02 inches of negative pressure. Provide standby units in the event of machine failure and/or emergency in an adjacent area. In no case shall any part of the building ventilation system be used as any part of the local exhaust system for the asbestos control area without express written approval from the COR/Project Manager and the TPOC. Exhaust units shall be vented to the outside of the building whenever feasible and shall not be exhausted into occupied areas of the building.

a. Negative Air Machine Cabinet: The cabinet shall be constructed of steel or other durable material capable of withstanding potential damage from rough handling and transportation. The width of the cabinet shall be less than 30 inches in order to fit in standard doorways. The cabinet must be factory sealed to prevent asbestos fibers from being released during use, transport, or maintenance. Any access to and replacement of filters shall be from the inlet end. The unit must be on casters or wheels.

b. Negative Air Machine Fan: The fan rating must provide the air-moving capacity under actual operating conditions. Manufacturer's typically use "free-air" (no resistance) conditions when rating fans. The fan must be a centrifugal type fan.

c. Negative Air Machine Final Filter: The final filter shall be a HEPA filter. The filter media must be completely sealed on all edges within a structurally rigid frame. The filter shall align with a continuous flexible gasket material in the negative air machine housing to form an airtight seal. Each HEPA filter shall be individually tested and certified by the manufacturer to have an efficiency of not less than 99.97 percent. Each filter must bear a UL586 label to indicate ability to perform under specified conditions. Each filter shall be marked with the name of the manufacturer, serial number, air flow rating, efficiency and resistance, and the direction of test air flow.

d. Negative Air Machine Pre-filters: The pre-filters, which protect the final HEPA filter by removing larger particles, are required to prolong the operating life of the HEPA filter. Two stages of pre-filtration are required. A first stage pre-filter shall be a low efficiency type for particles 10 microns or larger. A second stage pre-filter shall have a medium efficiency effective for particles down to 5 microns or larger. Pre-filters shall be installed either on or in the intake grid of the unit and held in place with a special housing or clamps.

e. Negative Air Machine Instrumentation: Each unit must be equipped with a gauge to measure the pressure drop across the filters and to indicate when filters have become loaded and need to be changed. A table indicating the cfm for various pressure readings on the gauge shall be affixed near the gauge for reference or the reading shall indicate at what point the filters shall be changed, noting cfm delivery at that point. The unit must have an elapsed time meter to show total hours of operation.

f. Negative Air Machine Safety and Warning Devices: An electrical/ mechanical lockout must be provided to prevent the fan from being operated without a HEPA filter. Units must be equipped with an automatic shutdown device to stop the fan in the event of a rupture in the HEPA filter or blockage in the discharge of the fan. Warning lights are required to indicate normal operation; too high a pressure drop across filters; or too low of a pressure drop across filters.

g. Negative Air Machine Electrical: All electrical components shall be approved by the National Electrical Manufacturer's Association (NEMA) and Underwriter's Laboratories (UL). Each unit must be provided with overload protection and the motor, fan, fan housing, and cabinet must be grounded.

C. Wetting Products: The asbestos material shall be sprayed with water containing a surfactant which significantly reduces interfacial surface tension of water or penetrates friable asbestos materials such that the material is wet thoroughly and remains wet during the removal process to minimize dust. Choice of wetting agents must have approval of the TPOC prior to start of work. When the material to be removed contains amosite asbestos, it may not readily absorb an amended water solution. If it is discovered that pre-wetting material is not possible, the GAC shall provide the COR/Project Manager an alternative procedure for the control of emissions for review and approval by MDE prior to removal.

D. Encapsulating Materials:

a. Types of Encapsulant: The following four types of encapsulant must comply with ASTM and ANSI performance requirements as stated in “Performance Requirements”;

· Removal encapsulant - used as a wetting agent to remove ACM.

· Bridging encapsulant - provides a tough, durable coating on ACM.

· Penetrating encapsulant - penetrates/encapsulates ACM at least 13 mm (½").

· Lock down encapsulant - seals microscopic fibers on surfaces after ACM removal.

b. Performance Requirements: Encapsulant shall meet the latest requirements of EPA; shall not contain toxic or hazardous substances; or solvents; and shall comply with the following performance requirements:

c. General Requirements for all encapsulants:

· ASTM E84: Flame spread of 25; smoke emission of 50.

· University of Pittsburgh Protocol: Combustion Toxicity; zero mortality.

· ASTM C732: Accelerated Aging Test; Life Expectancy 20 years.

· ASTM E96 Permeability: Minimum of 0.4 perms.

d. Bridging/Penetrating Encapsulant:

· ASTM E736 Cohesion/Adhesion Test: 24 kPa (50 lbs/ft2).

· ASTM E119 Fire Resistance: 3 hours (Classified by UL for use on fibrous or cementitious fireproofing).

· ASTM D2794 Gardner Impact Test; Impact Resistance: Minimum 11.5 kg- mm (43 in/lb).

· ASTM D522 Mandrel Bend Test; Flexibility: No rupture or cracking.

e. Lock down Encapsulant:

· ASTM E119 Fire resistance: 3 hours (tested with fireproofing over encapsulant applied directly to steel member).

· ASTM E736 Bond Strength: 48 kPa (100 lbs/sq. ft.) (test compatibility with cementitious and fibrous fireproofing).

· In certain situations, encapsulant may have to be applied to hot pipes or equipment. The encapsulant shall be able to withstand high temperatures without cracking or off gassing any noxious vapors during application.

f. The Project CIH shall review and recommend approval for all encapsulating materials used under this contract, prior to submitting them to TPOC for review, and prior to their use on site. Encapsulating materials (sealants) shall meet the latest requirements of the Environmental Protection Agency (EPA) and shall possess the characteristics outlined in paragraphs “Types of Encapsulant” and “Performance Requirements” above and the following:

· Adherence. The sealant eliminates fiber dispersal by adhering to the fibrous substrate with sufficient penetration to prevent separation of the sealant from the sprayed asbestos material.

· Impact Penetration. It withstands impact and penetration, protects the enclosed sprayed asbestos material, and it must not cause separation of sprayed asbestos material from its original substrate.

· Flexibility. It possesses enough flexibility to accommodate atmospheric changes and settling of the structure over time.

· Resistance to Smoke and Flame. It shall have high flame-retardant characteristics and a low toxic fume and smoke emission rating.

· Ease of Application. It must be easily applied with relative insensitivity to errors in preparation or application. Ease of repair by routine maintenance personnel is desirable.

· Toxicity. The sealant must be neither noxious nor toxic to application workers and structure users thereafter.

· Permeability. It should have some permeability to water vapor to prevent condensation accumulation be resistant to common cleaning agents.

· Stability. It shall have suitable stability to weathering and aging.

g. Guarantee. Guarantee encapsulating materials in accordance with Guarantee clause of the General Conditions.

PART 3 - EXECUTION

3.1 EXAMINATION OF SITE:

A. GAC will be considered as having evaluated and considered all work, materials, personnel, and related items necessary to complete the work in accordance with the drawings, specifications, and express intention of the CO without additional cost to the contract.

3.2 KEY PERSONNEL RESPONSIBILITIES

A. GAC Supervisor/Project Competent Person: The abatement GAC shall assign a competent person as defined in 29 CFR 1926.1101, as a person who is capable of identifying existing asbestos hazards in the workplace and selecting the appropriate control strategy for asbestos exposure, and who has the authority to take prompt corrective measures to eliminate them. This person is required to be on site supervising the work. Responsibilities for the Project Competent Person include compliance with the requirements outlined in 29 CFR 1926.1101, paragraph (o), but shall not be limited to the following:

a. Reviewing contract requirements prior to start of job

b. Reviewing GAC’s plans for abatement prior to start

c. Inspection of decontamination chambers, barrier construction and general isolation of the work area prior to, during and following abatement.

d. The supervisor shall provide daily written summaries to the COR/Project Manager detailing job progress, compliance with regulations and specifications, utilization of appropriate work practices, previous days progress and any other information relevant to the abatement project and its safe completion, including problem areas.

· The supervisor shall submit the daily summary to the COR/Project Manager within one day after the day summarized.

e. Follow the requirements outlined by the Project CIH.

f. Limit access to the abatement area by permitting only authorized personnel and personnel listed in “Access to Work Area” below to enter.

g. Ensure that no employee shall be allowed to wear a respirator unless a physician has determined they are capable of doing so and has issued a written opinion for that person.

h. Ensure that all personnel wearing respirators shall have a current qualitative/quantitative fit test which was conducted in accordance with 29 CFR 1910.134(f) and Appendix A. Fit tests shall be done for Power Air Purifying Respirators (PAPRs) with the blower off.

i. The GAC Supervisor/Competent Person shall assure that the positive/negative fit check is done each time the respirator is donned by an employee. Head coverings must cover respirator head straps. Any situation that prevents an effective face piece to face seal as evidenced by failure of a fit check shall preclude that person from wearing a respirator until resolution of the problem.

j. Maintain a daily log of all persons who enter and exit the work area until the containment is authorized for removal.

k. Working with the project CIH, ensure that all documents are filed in the final report after the containment is authorized for removal.

l. Ensure that only personnel with appropriate training and asbestos licensure perform abatement work in the work area.

B. Project CIH: During the contract period, the Project CIH is required to be on call and to be on project site within two hours after notification by the TPOC. Responsibilities for the Project CIH include but shall not be limited to the following:

a. Coordination meeting. Immediately after selection the Project CIH schedule a coordination meeting. Suggested attendees to this meeting are the COR/Project Manager, TPOC, Contractor’s Safety Division/Office, GC, and GAC Supervisor/Competent Person where the work is being performed. The purpose of this coordination meeting is to establish a clear working knowledge of the project and the responsibilities of the Project CIH with the TPOC’s staff.

b. Certify, that prior to beginning any abatement activity, all personnel are trained in accordance with OSHA 29 CFR 1926.1101(k)(9) and any additional State/Local requirements. Training must include, at a minimum, the elements listed at 29 CFR 1926.1101(k)(9)(viii). Training shall have been conducted by a third party, EPA/State approved trainer meeting the requirements of EPA 40 CFR 763 Appendix C (AHERA MAP). Provide copies of the initial training certificates and all refresher taken to date to the COR/Project Manager.

c. Certify that medical examinations meeting the requirements of 29 CFR 1926.1101

(m) are 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 the person has been evaluated for working in a heat stress environment while wearing personal protective equipment and is able to perform the work.

d. Review, approve and submit for review to the TPOC:

· All asbestos abatement plans of action for conformance to applicable referenced standards and this specification.

· All submittals (except initial submittal of GAC qualification information) the GAC submits associated with asbestos abatement.

· All sampling data within the time frames outlined in this specification.

e. Review, approve and submit to the TPOC for review all required Safety Data Sheets (MSDS) submitted by the Contractor.

f. Develop and submit for review a daily monitoring plan to test airborne levels of asbestos to determine exposure levels. The plan will include all personal, area, and final air samples to be used to clear a containment area.

g. Ensure all work is performed in strict accordance with this specification at all times.

h. Ensure hazardous exposure to personnel and to the environment are adequately controlled at all times.

i. PPE: Establish the Personal Protective Equipment (PPE) daily.

j. At the direction of the CO and TPOC, the Project CIH shall investigate possible contaminations and contamination related complaints. The Project CIH shall perform any necessary sampling and/or site investigations in order to develop findings and conclusions of the reported incidence. Submit a verbal report that outlines all findings of the investigation to the TPOC within 24 hours of the initial notice. Submit a final written report to the TPOC within 3 work days of the initial notice.

k. With the approval of the TPOC, the Project CIH may select IH(s) to perform duties assigned by the Project CIH. The selected IH(s) shall be under the direct supervision of the Project CIH, who will be responsible for IH(s) job performance and will review and approve all results of their work. The selection of IH(s) shall be based on their training and work experiences and will be subject to the approval of the TPOC. The following actions can be performed by the Project CIH or the approved IH under direction from the Project CIH;

· Visually inspect and approve all asbestos containment areas before asbestos containing materials are removed and before performing any final air tests.

· Inspection of decontamination chambers, barrier construction and general isolation of the work area prior to, during and following abatement.

· Perform air sampling as required by this contract and any additional samples deemed necessary by the GAC for adequate monitoring of abatement activities. Note that additional sampling above the requirements as specified in this contract requires prior approval by CO and notification of the COR/Project Manager or the TPOC.

· The IH at the site shall have the responsibility to immediately notify the supervisor and COR/Project Manager of the need to stop work in the event that the GAC is not utilizing acceptable work practices and protective equipment, complying with contract specifications or applicable regulations or when an emergency situation arises that may cause contamination of unprotected areas. The COR/Project Manager shall immediately be notified orally of the stoppage, reasoning, and recommendations for corrective action to be followed. The IH shall provide a written report of the incident to the Project CIH which will be forwarded to the COR/Project Manager and TPOC.

C. The NIST TPOC will be defined to the GC and GAC during the award process and is a designated person who will act as the owner in regard to review, comment, and acceptance of the GAC’s…