SSLV meaning in Regional ?

Answer: What is Southern San Luis Valley Railroad mean?

The Southern San Luis Valley Railroad is a fallen flag shortline railroad that was located in Southern Colorado. Best known in its final years of operation, it served a connection with the Denver and Rio Grande Western Railroad at Blanca, Colorado. The diminutive railroad in its final form was approximately 1.53 miles (2.46 km) in length. During its life freight traffic included farm produce, fertilizer and volcanic scoria (lava rock). The railroad, as it was originally built, was 31 miles (50 km) long and besides freight it operated passenger service between Blanca and Jaroso, Colorado, until 1946. The railroad formally ceased all operations December 31, 1996.

reference

Full Form	Category
Super Shoot Las Vegas	General
Secure Sockets Layer Visibility	General
Schweizerischer Spielgruppen LeiterInnen Verband	General
Standard Small Launch Vehicle	Governmental
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Small Satellite Launch Vehicle	Governmental
Southern San Luis Valley Railroad	Regional