By Committee on Review and Assessment of the Army Non-Stockpile Chemical Materiel Demilitarization Prog
The U.S. Army's Non-Stockpile Chemical fabric application is accountable for dismantling former chemical agent creation amenities and destroying recovered chemical fabric. in accordance with congressional requisites, the heart for ailment keep watch over (CDC), in 2003, instructed new airborne publicity limits (AELs) to guard group and public wellbeing and fitness in the course of operations to damage this fabric. to help in assembly those suggested limits, the U.S. military requested the NRC for a overview of its implementation plans for destruction of construction amenities on the Newport Chemical Depot and the operation of 2 varieties of cellular destruction structures. This record offers the result of that evaluate. It presents tips on analytical tools, on airborne containment tracking, on operational techniques, at the applicability of the source Conservation and restoration Act, and on involvement of employees and the general public in implementation of the hot AELs.
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Additional resources for Impact of Revised Airborne Exposure Limits on Non-stockpile Chemical Material Program
Army, 2004b), PMNSCM intends to take credit for the protection provided by PPE and adjust alarm levels upward when workers are in PPE. Recommendation 2-4: In consultation with stakeholders, including regulators, and in accordance with the new implementation guidance at all appropriate non-stockpile sites, PMNSCM should continue to take credit for the protection provided by personal protective equipment when setting alarm levels. —and Level C PPE (M40 mask) provide adequate protection but are heavier and more tiring to wear than commercially available equipment.
The construction of the primary and secondary containments is done by workers in Level D PPE (see Figure 2-4). The estimated total length of piping in Buildings 143 and 144 that remained to be dismantled in May 2004 was as follows: agent piping, 2,200 feet; nitrogen piping, 2,400 feet; and utility piping, 5,000 feet. The estimated number of primary containments required to dismantle this piping was 349. The procedures described above provided adequate protection for the operating staff when cutting and handling piping.
Floor in Building 143 is equipped with a nearby door leading to an external stairway, the use of a 30-minute SCBA emergency escape air bottle is unnecessary because it would take only 5 minutes or so to escape from the building in the event of any interruption in the supply of breathing air from the installed manifold cascade system for Level B PPE. Industrial practice is to use small 10-minute escape bottles for emergencies. These smaller and lighter bottles are considered by OSHA to be adequate (Federal Register, 1994).