Code of Federal Regulations Title 40. Protection of Environment 40 CFR Pt. 204, App. I Appendix I to Part 204

4 to 8

A.

9 to 15

B.

16 to 25

C.

26 and larger

D.

A

1st

4

4

0

1

B

1st

3

3

0

1

C

1st

3

3

0

2

2d

3

6

1

2

D

1st

2

2

(¹)

2

2d

2

4

(¹)

2

3d

2

6

0

2

4th

2

8

0

3

5th

2

10

1

3

6th

2

12

1

3

7th

2

14

2

3

A

2

2

1

(¹)

2

4

2

4

2

6

3

5

2

8

4

5

B

2

2

0

(¹)

2

4

1

4

2

6

2

5

2

8

3

5

2

10

4

6

2

12

5

6

C

2

2

(²)

2

2

4

0

2

2

6

0

3

2

8

1

3

2

10

2

4

2

12

3

4

D

2

2

0

2

2

4

1

3

2

6

2

4

2

8

3

4

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 identi- fication:

Portable air compressor identification No.:

Build date:

Test conditions:

Manufacturers test site identification and location:

Reflecting plane composition:

Operating speed as tested:

Beginning of test

rpm

End of test

rpm

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:

Location

Background

Average

Sound levels

sound

sound

(decibels)

location 1

1

2

3

4

5

level

(decibels)

(decibels)

A–Weighted

Tested by:

Date:

Reported by:

Date:

Supervisory personnel:

Title:

Title: