2011-043 RES AWARDING A CONTRACT TO TOTAL ABATEMENT SYSTEMS CORP

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Fungal-Biological Hazard Remediation Protocol Irerracon Grand Theater o 21 Lamar Street, Paris, Texas April 11, 2011 ■ Terracon Project No. 94117645 7.0 VENTILATION a) ?he firs± floor lobby remediation work area will be ventilated with the previously established ventilation system as defined for the ACM-LBP abatement as referenced in Scope of Work for Hazardous Materials Abatement, Terracon Projecfi No. 94107645. Containment/critical barriers must remain in place until interim written notification of post remediation clearance has been received from the MAC. b) The second floor containment must be maintained at a negative pressure differential of 5 Pascal, or, 0.02 inches of water, with HEPA filtered negative air machines (NAMS) that are exhausted to the immediate outdoor environment. The containment should have a minimum of four (4) air changes per hour and shall be operated continuously for the duration of the project. The negative pressure differential will be continuously monitored with a manometer. The containment/critical barriers must remain in place until interim written notification of post remediation clearance has been received from the MAC. 8.0 PPE DURING FUNGAL REMEDIATION a) Workers will wear personal protective equipment consisting of, at a minimum, half face dual cartridge air purifying respirators with HEPA cartridges (N-100) and full body disposable coveralls while performing remedial work in the first floor lobby. b) Workers will wear PAPR in the second floor containment. It is the Contractor's responsibility to ensure that his employees are afforded the respiratory protection as required by the OSHA standard for respiratory protection (29 CFR 1910.134, December, 2008) or the respiratory protection requested by the employee. The Contractor shall ensure the workers are instructed and trained in the proper use, maintenance, and care of respiratory protection in accordance with Title 29 CFR 1910.134. Safety glasses, disposable coveralls, and work gloves must be worn while working in the contained areas. It is the contractor's responsibility to ensure that workers on scaffold platforms or working from ladders or other elevated platforms should be safe and secure from slipping or falling. 9.0 CLEANING/DECONTAMINATION Option 1-Mechanical Cleaninq of Non-Porous and Semi-Porous Substrates Mechanical cleaning and decontamination procedures shall use HEPA vacuuming and wet wiping. Wet wiping should be performed with water amended with a non-ionic detergent. An appropriately labeled and EPA registered biocide may be used on non-porous or semi- porous substrates. A wire brush or other abrasive techniques wili be requircd to clean non- 4 fVfAG 0 i 07/1 'I - i 0-12