HHPA meaning in Governmental ?

Answer: What is Hoosier Heritage Port Authority mean?

The Hoosier Heritage Port Authority is a quasi-governmental organization in the U.S. state of Indiana. It is the owner of a Heritage railway (reporting mark HHPA), operated by the Indiana Transportation Museum, over former Norfolk Southern trackage from Tipton, Indiana, to Indianapolis, a distance of 37 miles (59.5 km). This trackage is the southernmost section of the former Indianapolis to Michigan City main line operated by several railroad companies since its original construction in the mid-19th Century, the best known being the Nickel Plate.

reference

Full Form	Category
Hardy Holzman Pfeiffer Associates	General
Hoosier Heritage Port Authority	Governmental