This is an offshoot out of a different thread. Please post up files you find, or create and are willing to share
The sizes will usually need adjusted to scale before printing. Files may or may not have enough detail to look good at 1/14.
Portapot
https://www.thingiverse.com/thing:1779116
Barrel
https://www.thingiverse.com/thing:714896
Extension ladder
https://www.thingiverse.com/thing:2460267
Orange barrels, orange barrels everywhere i see...
https://www.thingiverse.com/thing:2101639
Halogen lights
https://www.thingiverse.com/thing:1354261
Scaffolding
https://www.thingiverse.com/thing:967409
Pole barn / warehouse under construction.
https://www.thingiverse.com/thing:2266796
With some magnets you could probably assemble by crane.
Caged lights
https://www.thingiverse.com/thing:1965977
Road work ahead
https://www.thingiverse.com/thing:2896186
Accessories already scaled to 1/14:
https://www.thingiverse.com/thing:1766849
Antique gas pump
https://www.thingiverse.com/thing:3032061
Vintage gas pump
https://www.thingiverse.com/thing:2432081
Modern 3-grade Gas pump
https://www.thingiverse.com/thing:2270471
Whole gas station
https://www.thingiverse.com/thing:2771109
What else have you found?