API RP 16ST

This Recommended Practice (RP) addresses coiled tubing well control equipment assembly and operation as it relates to well control practices. Industry practices for performing well control operations using fluids for hydrostatic pressure balance are not addressed in this RP.

This document covers well control equipment assembly and operations used in coiled tubing intervention and coiled tubing drilling/milling applications performed through:

• tree equipment constructed in accordance with API 6A or API 11IW or both,
• a surface flow head or surface test tree constructed in accordance with API 6A,
• a fracture stimulation wellhead assembly (with at least two gate valves installed for isolation),
• drill pipe or workstrings with connections manufactured in accordance with API 5CT, API 5DP or API 7-1, or a combination thereof.