Penetrations and openings in watertight bulkheads must comply with the requirements in subpart E of part 171 of this subchapter or Sec. Sec. 179.320, 179.330, and 179.340 in subchapter T of this chapter. [CGD 83-005, 51 FR 924, Jan. 9, 1986, as amended by CGD 85-080, 61 FR 946, Jan. 10, 1996]