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(5) Talking. The subject shall talk out loud The test shall be terminated whenever the test
slowly and loud enough so as to be heard subject failed to hold his or her breath. The test
clearly by the test conductor. The subject can subject may be refitted and retested.
read from a prepared text such as the Rain- (2) A record of the test shall be kept on file, as-
bow Passage, count backward from 100, or re- suming the fit test was successful. The record
cite a memorized poem or song for 1 minute. must contain the test subject’s name; overall fit
After the talking exercise, the subject shall factor; make, model, style and size of respira-
hold his or her head straight ahead and hold tor used; and date tested.
his or her breath for 10 seconds during the test
measurement. Part II. New Fit Test Protocols
(6) Grimace. The test subject shall grimace by A. Any person may submit to OSHA an appli-
smiling or frowning for 15 seconds. cation for approval of a new fit test protocol. If
the application meets the following criteria,
(7) Bending Over. The test subject shall bend OSHA will initiate a rulemaking proceeding
at the waist as if he or she were to touch his or under section 6(b)(7) of the OSH Act to deter-
her toes for 1 minute. Jogging in place shall be mine whether to list the new protocol as an ap-
substituted for this exercise in those test envi- proved protocol in this Appendix A.
ronments such as shroud-type QNFT units
that prohibit bending at the waist. After the B. The application must include a detailed de-
bending over exercise, the subject shall hold scription of the proposed new fit test protocol.
his or her head straight ahead and hold his or This application must be supported by either:
her breath for 10 seconds during the test mea-
surement. 1. A test report prepared by an independent
government research laboratory (e.g., Law-
(8) Normal Breathing. The test subject shall re- rence Livermore National Laboratory, Los
move and re-don the respirator within a one- Alamos National Laboratory, the National In-
minute period. Then, in a normal standing stitute for Standards and Technology) stating
position, without talking, the subject shall that the laboratory has tested the protocol and
breathe normally for 1 minute. After the nor- had found it to be accurate and reliable; or
mal breathing exercise, the subject shall hold
his or her head straight ahead and hold his or 2. An article that has been published in a peer-
her breath for 10 seconds during the test mea- reviewed industrial hygiene journal describ-
surement. After the test exercises, the test sub- ing the protocol and explaining how test data
ject shall be questioned by the test conductor support the protocol’s accuracy and reliability.
regarding the comfort of the respirator upon
completion of the protocol. If it has become un- C. If OSHA determines that additional infor-
acceptable, another model of a respirator shall mation is required before the Agency com-
be tried. mences a rulemaking proceeding under this
section, OSHA will so notify the applicant and
(c) CNP Test Instrument. afford the applicant the opportunity to submit
the supplemental information. Initiation of a
(1) The test instrument shall have an effective rulemaking proceeding will be deferred until
audio warning device when the test subject OSHA has received and evaluated the supple-
fails to hold his or her breath during the test. mental information.
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