CFR > Title 46 - Shipping > CHAPTER I—COAST GUARD, DEPARTMENT OF HOMELAND SECURITY > SUBCHAPTER I-A—MOBILE OFFSHORE DRILLING UNITS (parts 107 to 109) > PART 107—INSPECTION AND CERTIFICATION > SUBPART B—Inspection and Certification (§107.201 to §107.283) > 107.251—Testing of the fire main.