---
kind: "section"
citation: "46 C.F.R. § 108.139"
title: "46"
number: "108.139"
heading: "Boundary bulkheads and decks of a space containing emergency power."
url: "https://uscodex.org/cfr/46/108.139"
---

# §108.139. Boundary bulkheads and decks of a space containing emergency power.


Each boundary bulkhead and deck of a space containing an emergency electric power source or components of an emergency electric power source must be an A class bulkhead and A class deck respectively. When separate but adjoining spaces are provided for such equipment, boundary bulkhead type construction is not required for the separating partitions common to each space.


## Notes

### Authority

Authority: 43 U.S.C. 1333; 46 U.S.C. 3102, 3306; DHS Delegation No. 00170.1, Revision No. 01.4.

### Source

Source: CGD 73-251, 43 FR 56808, Dec. 4, 1978, unless otherwise noted.