Road tweaks in Southern Jones County

Fix a small section of MS 29 still marked as secondary.

Change Snows Creek to stream

Road fixes and traces of buildings/landcover near Laurel Sportsplex

Fix these exit ramps

Road alignments/detail additions in Hattiesburg

A few additions to Hattiesburg Zoo

Fix dangling old section of MS 35

Set Pine Belt National Golf To abandoned

Change rail from abandoned to disused

I visited Gulfport in April 2021 and noted that this railway was overgrown with grass, and one section near the bridge was even pulled up slightly... so it's functionally abandoned. I also added an address tag to the Jack Watson power plant.

Upgrade MS 15 to primary... and also end up trying to fix overlapping natural=woods

Small fix to the MS-42 construction interchange

Stone county/northern harrison county road fixes/alignments and a couple landcover additions

Add a name to this evac relation

Upgrade this short section of MS 53 to Primary

Add a hurricane evacuation route from New Orleans to the LA/MS border

Add these two ways to I-510

MS 590 alignments and fixes. Make Sand HIll Road Tertiary.

Fix a minor address issue with the previous changeset.