# Extreme temperatures: normal operations.

- **operation:** document
- **citation:** 49 CFR 193.2105
- **title:** Extreme temperatures: normal operations.
- **source type:** regulation
- **agency:** Pipeline and Hazardous Materials Safety Administration
- **status:** historical
- **official:** true
- **published on:** Not available
- **effective on:** 1999-10-01
- **summary:** Each operator shall—

(a) Determine the range of temperatures to which components will be subjected during normal operations, including required testing, initial startup, cooldown operations, and shutdown conditions; and

(b) Use component materials that meet the design standards of this part for st
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- **markdown:** https://regulus.evalyn.ai/document/49-cfr-193-2105.md
- **app url:** https://regulus.evalyn.ai/document/49-cfr-193-2105
- **source url:** https://www.govinfo.gov/app/details/CFR-1999-title49-vol3/CFR-1999-title49-vol3-sec193-2105
**body:**

Each operator shall—

(a) Determine the range of temperatures to which components will be subjected during normal operations, including required testing, initial startup, cooldown operations, and shutdown conditions; and

(b) Use component materials that meet the design standards of this part for strength, ductility, and other properties throughout the entire range of temperatures to which the component will be subjected in normal operations.
- **truncated:** false
- **body characters:** 446