Api Rp 2a-lrfd 2019 Pdf -
In reality, the 2019 update refers to the of API RP 2A-WSD. The LRFD methodology is now covered in API Bulletin 2F (interim guidance) or integrated into specific ISO standards (like ISO 19902).
The 2019 document clarifies the two-level seismic design approach: Api Rp 2a-lrfd 2019 Pdf