API MPMS Chapter 17.9 PDF download

API MPMS Chapter 17.9 – Vessel Experience Factor (VEF), Third Edition, Includes Datasheets

Please note that any addenda or errata may not be included in translated editions of this standard.

This standard provides a recommended practice for the calculation and application of a vessel experience factor (VEF). This standard provides guidelines for data compilation, data maintenance, data validation, and recommendations on the appropriate use of a VEF involving marine vessels.

It also provides instruction for parcel tankers, compartmental VEFs, and vessel-to-vessel transfers. The methods are applicable to liquid bulk cargoes including crude oil, petroleum products, chemicals, and liquid petroleum gases.