{"data":{"id":"us/49-cfr-192.275","jurisdiction":"us","citation":"49 CFR 192.275","heading":"Cast iron pipe.","body":"(a) Each caulked bell and spigot joint in cast iron pipe must be sealed with mechanical leak clamps.\n(b) Each mechanical joint in cast iron pipe must have a gasket made of a resilient material as the sealing medium. Each gasket must be suitably confined and retained under compression by a separate gland or follower ring.\n(c) Cast iron pipe may not be joined by threaded joints.\n(d) Cast iron pipe may not be joined by brazing.","path":["Title 49—Transportation","Subtitle B—Other Regulations Relating to Transportation","CHAPTER I—PIPELINE AND HAZARDOUS MATERIALS SAFETY ADMINISTRATION, DEPARTMENT OF TRANSPORTATION","SUBCHAPTER D—PIPELINE SAFETY","PART 192—TRANSPORTATION OF NATURAL AND OTHER GAS BY PIPELINE: MINIMUM FEDERAL SAFETY STANDARDS","Subpart F—Joining of Materials Other Than by Welding"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-49.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:26:34Z","sha256":"c33e6ffba44fd1e9f20cdff98fd26410e879aeb80ae33d7483d000d52816e8f5","source_id":"us-cfr","stale":true,"prev":"us/49-cfr-192.273","next":"us/49-cfr-192.277"},"notice":"GroundRules: Original legal text. Not legal advice."}