[Code of Federal Regulations] [Title 46, Volume 1] [Revised as of January 1, 2007] From the U.S. Government Printing Office via GPO Access [CITE: 46CFR32.15-10] [Page 426] TITLE 46--SHIPPING CHAPTER I--COAST GUARD, DEPARTMENT OF HOMELAND SECURITY PART 32_SPECIAL EQUIPMENT, MACHINERY, AND HULL REQUIREMENTS--Table Subpart 32.15_Navigation Equipment Sec. 32.15-10 Sounding machines--T/OCL. All mechanically propelled vessels in ocean or coastwise service of 500 gross tons and over, and all mechanically propelled vessels in of 500 gross tons and over and certificated for service on the River St. Lawrence eastward of the lower exit of the St. Lambert Lock at Montreal, Canada, must be fitted with an efficient electronic deep-sea sounding apparatus. [CGD 95-027, 61 FR 25997, May 23, 1996]