Critical barrier definition

Critical barrier means one or more layers of plastic sealed over all openings into a work area or any other similarly placed physical barrier sufficient to prevent airborne asbestos in a work area from migrating to an adjacent area.
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Critical barrier means one or more layers of plastic sealed over openings into a work area or any similarly placed physical barrier, sufficient to prevent airborne fibers in a work area from migrating to adjacent areas.
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Critical barrier means a temporary closure, usually of polyethylene sheeting or other impervious material, and excluding wall, floor, or ceiling covering, of any opening that would otherwise allow the transfer of asbestos fibers from the containment to the outside environment.
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Examples of Critical barrier in a sentence

  • Critical barrier walls shall consist of two (2) layers of six (6) mil polyethylene sheeting.

  • Critical barrier means one or more layers of plastic sealed over all openings into a work area or any other similarly placed physical barrier sufficient to prevent airborne asbestos in a work area from migrating to an adjacent area.

  • Critical barrier which forms the sole barrier between the work area and other portions of the building or the outside.

  • Critical barrier walkways are used to connect multiple job sites.

  • Critical barrier: An asbestos-impermeable partition erected so as to constitute a work area enclosure; the outer perimeter of an asbestos work area, erected to complete a containment.

  • Occupied area samples.2. Critical barrier locations.3. Inside the work area.

  • Critical barrier poly over lighting fixtures, clocks, HVAC openings, doorways, windows, convectors, speakers and other openings in the regulated area.

  • Critical barrier which form the sole barrier between the work area and other portion of the building or the outside.

  • These institutions mirror – in the correct order – the European External Action Service, the European Parliament and the Economic and Social Committee.

  • Critical barrier containment—two (2) or more layers of six (6)-mil poly, or thicker, sealed over the entrance into a work area to prevent lead dust and debris from migrating outside of a regulated area.


More Definitions of Critical barrier

Critical barrier means any partition that separates the construction work area from a patient care area or other occupied area of the facility. It may require the construction of partitions, and/or the plasticizing of apertures to seal off the workplace from surrounding areas to contain dust and debris in the work area. These apertures include, but are not limited to, operable windows and skylights, doorways, ducts, grills, diffusers, and any other penetrations to surfaces adjacent to or within the identified construction work area.
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Critical barrier means a containment structure that allows for the passage of persons or materials while maintaining containment.
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Critical barrier means one or more layers of plastic sealed over all openings into a work area or any other similarly placed physical barrier sufficient to prevent airborne asbestos in a work area from migrating to an adjacent area. “Decontamination area" means an enclosed area adjacent and connected to the regulated area and consisting of an equipment room, shower area, and clean room, which is used for the decontamination of workers, materials, and equipment that are contaminated with asbestos.
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Critical barrier means two layers of nominal six mil polyethylene sheeting that completely seals off the work area to prevent the distribution of fibers to the surrounding area, such as the opening between the top of a wall and the underside of ceiling construction, electrical outlets, nonremovable lights, HVAC systems, windows, doorways, entranceways, ducts, grilles, grates, diffusers, wall clocks, speaker grilles, floor drains, sink drains, etc.
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Related to Critical barrier

  • Critical Path means those Trade Contractor Work activities identified on the Construction Schedule which, if delayed, will cause a corresponding Delay in the Substantial Completion Date.

  • Critical control point means a point, step, or procedure in a food proc- ess at which control can be applied, and a food safety hazard can as a result be prevented, eliminated, or reduced to acceptable levels.

  • Critical Illness means an illness, sickness or disease or corrective measure as specified in Section 6 of this policy document.

  • Critical area means an ISO Class 5 environment.

  • Critical facility means a facility for which even a slight chance of flooding might be too great. Critical facilities include, but are not limited to, schools, nursing homes, hospitals, police, fire and emergency response installations, and installations which produce, use or store hazardous materials or hazardous waste.

  • Critical group means the group of individuals reasonably expected to receive the greatest exposure to residual radioactivity for any applicable set of circumstances.

  • Critical access hospital or “CAH” means a hospital licensed as a critical access hospital by the department of inspections and appeals pursuant to rule 481—51.52(135B).

  • Critical professional work means a cornerstone or fundamental decision, requiring the exercise of sound professional judgement of the effects of a decision within a particular professional field.

  • critical functions means activities, services or operations the discontinuance of which is likely in one or more Member States, to lead to the disruption of services that are essential to the real economy or to disrupt financial stability due to the size, market share, external and internal interconnectedness, complexity or cross-border activities of an institution or group, with particular regard to the substitutability of those activities, services or operations;

  • Critical infrastructure means existing and proposed systems and assets, whether physical or virtual, the incapacity or destruction of which would negatively affect security, economic security, public health or safety, or any combination of those matters.++

  • Environmentally critical area means an area or feature which is of significant environmental value, including but not limited to: stream corridors, natural heritage priority sites, habitats of endangered or threatened species, large areas of contiguous open space or upland forest, steep slopes, and well head protection and groundwater recharge areas. Habitats of endangered or threatened species are identified using the Department’s Landscape Project as approved by the Department’s Endangered and Nongame Species Program.

  • air traffic control service means a service provided for the purpose of:

  • Traffic control signal means a device, whether manually, electrically, or mechanically operated, by which traffic is alternately directed to stop and permitted to proceed.

  • Substance abuse treatment means outpatient or inpatient services or participation in Alcoholics Anonymous or a similar program.

  • Operationally critical support ’ means supplies or services designated by the Government as critical for airlift, sealift, intermodal transportation services, or logistical support that is essential to the mobilization, deployment, or sustainment of the Armed Forces in a contingency operation.

  • Metropolitan statistical area means any of the metropolitan statistical areas as defined from time to time by the United States Office of Management and Budget.

  • Quality control means the total of all activities performed by the Design-Builder, Designer, Construction Inspection Professional Engineering Firm and the Materials Testing Firm or Laboratory, subcontractors, producers or manufacturers to ensure that the Work performed by the Design-Builder conforms to the Contract requirements. For design, Quality Control activities shall include, but not be limited to, procedures for design quality, checking, design review including reviews for constructability, and review and approval of Working Plans. For construction, Quality Control activities shall include, but not be limited to, procedures for materials handling and construction quality, inspection, sampling and testing of materials both on site and at the plant(s), field testing of materials, obtaining and verifying Materials Certifications, record keeping, and equipment monitoring and calibration, production process control, and monitoring of environmental compliance. Quality Control also includes documentation of all QC design and construction efforts. The Scope of Work to be performed as part of the Quality Control task may be changed after the RFQ Phase.

  • nautical mile means the international nautical mile of 1 852 metres;

  • Biological safety cabinet means a containment unit suitable for the preparation of low to moderate risk agents where there is a need for protection of the product, personnel, and environment, according to National Sanitation Foundation (NSF) Standard 49.

  • Hydraulic conductivity means the quantity of water that will flow through a unit cross-sectional area of a porous material per unit of time under a hydraulic gradient of 1.0;

  • Radiopharmaceutical quality assurance means, but is not limited to, the performance of appropriate chemical, biological, and physical tests on potential radiopharmaceuticals and the interpretation of the resulting data to determine their suitability for use in humans and animals, including internal test assessment, authentication of product history, and the keeping of proper records.

  • Critical Energy Infrastructure Information means all information, whether furnished before or after the mutual execution of this Agreement, whether oral, written or recorded/electronic, and regardless of the manner in which it is furnished, that is marked “CEII” or “Critical Energy Infrastructure Information” or which under all of the circumstances should be treated as such in accordance with the definition of CEII in 18 C.F.R. § 388.13(c)(1). The Receiving Party shall maintain all CEII in a secure place. The Receiving Party shall treat CEII received under this agreement in accordance with its own procedures for protecting CEII and shall not disclose CEII to anyone except its Authorized Representatives.

  • Path means the Port Authority Trans-Hudson Corporation.