# Service lines: Connections to cast iron or ductile iron mains.

- **operation:** document
- **citation:** 49 CFR 192.369
- **title:** Service lines: Connections to cast iron or ductile iron mains.
- **source type:** regulation
- **agency:** Pipeline and Hazardous Materials Safety Administration
- **status:** current
- **official:** true
- **published on:** Not available
- **effective on:** 2026-08-18
- **summary:** (a) Each service line connected to a cast iron or ductile iron main must be connected by a mechanical clamp, by drilling and tapping the main, or by another method meeting the requirements of § 192.273.

(b) If a threaded tap is being inserted, the requirements of § 192.151 (b) and (c) must also be 
- **machine formats:** - **json:** https://regulus.evalyn.ai/document/49-cfr-192-369.json
- **markdown:** https://regulus.evalyn.ai/document/49-cfr-192-369.md
- **app url:** https://regulus.evalyn.ai/document/49-cfr-192-369
- **source url:** https://www.ecfr.gov/on/2026-08-18/title-49/section-192.369
**body:**

(a) Each service line connected to a cast iron or ductile iron main must be connected by a mechanical clamp, by drilling and tapping the main, or by another method meeting the requirements of § 192.273.

(b) If a threaded tap is being inserted, the requirements of § 192.151 (b) and (c) must also be met.
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- **body characters:** 304