---
kind: "section"
citation: "40 C.F.R. § 61.146"
title: "40"
number: "61.146"
heading: "Standard for spraying."
url: "https://uscodex.org/cfr/40/61.146"
---

# §61.146. Standard for spraying.


The owner or operator of an operation in which asbestos-containing materials are spray applied shall comply with the following requirements:

- (a) For spray-on application on buildings, structures, pipes, and conduits, do not use material containing more than 1 percent asbestos as determined using the method specified in appendix E, subpart [E](/cfr/40/subpartE.md), [40](/cfr/40/subpart40.md) CFR [part 763](/cfr/40/part763.md), [section 1](/cfr/40/1.md), Polarized Light Microscopy, except as provided in [paragraph (c)](#c) of this section.
- (b) For spray-on application of materials that contain more than 1 percent asbestos as determined using the method specified in appendix E, subpart [E](/cfr/40/subpartE.md), [40](/cfr/40/subpart40.md) CFR [part 763](/cfr/40/part763.md), [section 1](/cfr/40/1.md), Polarized Light Microscopy, on equipment and machinery, except as provided in [paragraph (c)](#c) of this section:
  - (1) **Notify the Administrator at least 20 days before beginning the spraying operation.** Include the following information in the notice:
    - (i) **Name and address of owner or operator.**
    - (ii) **Location of spraying operation.**
    - (iii) **Procedures to be followed to meet the requirements of this paragraph.**
  - (2) Discharge no visible emissions to the outside air from spray-on application of the asbestos-containing material or use the methods specified by [§ 61.152](/cfr/40/61.152.md) to clean emissions containing particulate asbestos material before they escape to, or are vented to, the outside air.
- (c) The requirements of paragraphs [(a)](#a) and [(b)](#b) of this section do not apply to the spray-on application of materials where the asbestos fibers in the materials are encapsulated with a bituminous or resinous binder during spraying and the materials are not friable after drying.
- (d) Owners or operators of sources subject to this paragraph are exempt from the requirements of §§ [61.05(a)](/cfr/40/61.05.md?p=a), [61.07](/cfr/40/61.07.md) and [61.09](/cfr/40/61.09.md).

## Notes

### Amendments

[49 FR 13661, Apr. 5, 1984. Redesignated and amended at 55 FR 48424, Nov. 20, 1990; 60 FR 31920, June 19, 1995]

### Authority

Authority: 42 U.S.C. 7401, 7412, 7414, 7416, 7601.

### Source

Source: 49 FR 13661, Apr. 5, 1984, unless otherwise noted.

### Authority

Authority: 42 U.S.C. 7401 et seq.

### Source

Source: 38 FR 8826, Apr. 6, 1973, unless otherwise noted.

### Amendments

[49 FR 13661, Apr. 5, 1984. Redesignated and amended at 55 FR 48424, Nov. 20, 1990; 60 FR 31920, June 19, 1995]