40 C.F.R. § 204 app I to Part 204

Current through September 30, 2024
Appendix I to Part 204 - Appendix I to Part 204

Table I-Sample Size Code Letters

Batch sizeCode letter
4 to 8A.
9 to 15B.
16 to 25C.
26 and largerD.

Table II-Sampling Plans for Inspecting Batches

Sample size code letterTest sampleTest sample sizeCumulative test sample sizeBatch inspection criteria
Acceptance number Rejection number
A1st4401
B1st3301
C1st3302
2d3612
D1st22(1)2
2d24(1)2
3d2602
4th2803
5th21013
6th21213
7th21423

1 Batch acceptance not permitted at this sample size.

Table III-Batch Sequence Plans

Sample size code letterNumber batchesCumulative number batchesSequence inspection criteria
Acceptance number Rejection number
A221(1)
2424
2635
2845
B220(1)
2414
2625
2835
21046
21256
C22(2)2
2402
2603
2813
21024
21234
D2202
2413
2624
2834

1 Batch sequence rejection not permitted for this number of batches.

2 Batch sequence acceptance not permitted for this number of batches.

Table IV-Recommended Format for Portable Air Compressor Noise Data Sheet

Test report number:
Subject:
Manufacturer:Model:Serial No.:
Rated speed:Rpm:Rated capacity:cfm (m3/in).
Configuration identification:Category identification:
Portable air compressor identification No.:Build date:
Test conditions:
Manufacturer's test site identification and location:
Reflecting plane composition:
Operating speed as tested:
Beginning of testrpm
End of testrpm
Air pressure supplied:psi (kg/cm2)Ambient wind speed______mph (km/hr)
Actual flow rate:cfm (m3/min.)Atmospheric pressure______psi (kg/cm2)
Temperature:°F (°C)
Instrumentation:
Microphone Manufacturer:Model No.:Serial No.:
Sound Level Meter Manufacturer:Model No.:Serial No.:
Calibrator Manufacturer:Model No.:Serial No.:
Other and Manufacturer:Model No.:Serial No.:
Data:

Sound levels (decibels)Background sound level at location 1 (decibels) Location
1 2 3 4 5 Average sound level (decibels)
A-Weighted
Tested by:Date:
Reported by:Date:
Supervisory personnel:Title:
Title:

40 C.F.R. 204 app I to Part 204