{"data":{"id":"us/33-cfr-157.104","jurisdiction":"us","citation":"33 CFR 157.104","heading":"Scale models.","body":"If the pattern under § 157.100(a)(4) or § 157.102(d) cannot be shown on a plan, a scale model of each tank must be built for Coast Guard inspection to simulate, by a pinpoint of light, the projected direct impingement pattern on the surfaces of the tank.","path":["Title 33—Navigation and Navigable Waters","CHAPTER I—COAST GUARD, DEPARTMENT OF HOMELAND SECURITY","SUBCHAPTER O—POLLUTION","PART 157—RULES FOR THE PROTECTION OF THE MARINE ENVIRONMENT RELATING TO TANK VESSELS CARRYING OIL IN BULK","Subpart D—Crude Oil Washing (COW) System on Tank Vessels"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-33.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:25:35Z","sha256":"26d1dac09bfbf3b6564b9d1e1f31bf0151d730067d4c909a1b93b208a16fe9d2","source_id":"us-cfr","stale":true,"prev":"us/33-cfr-157.102","next":"us/33-cfr-157.106"},"notice":"GroundRules: Original legal text. Not legal advice."}