I'm personally thinking they could be some kind of rubber or composite material. They don't really look like wood to me unless they're coated in creosote like ties are. The third pic especially seems a bit too "shiny" for wood, even for wood that's turned grey due to age.

https://www.youtube.com/watch?v=d06otG0xBRQ *originally recorded on 4-27-24* Signal on the left: 2 pairs of Safetran 12x20 inch lights, a Safetran Type 3 electronic bell, an Invensys Rail gate mechanism, and NEG LED gate lights. Signal on the right: 2 pairs of Safetran 12x24 inch lights with Leotek...

https://www.youtube.com/watch?v=1XF9DiMLOcs *originally recorded on 4-27-24* Signal on the left: 5 pairs of Safetran 12x20 inch lights, a Safetran gate mechanism, and NEG LED gate lights. Signal on the right: 4 pairs of Safetran 12x20 inch lights, a General Signals Type 2 electronic bell, a Safetra...

https://www.youtube.com/watch?v=Mav1M29nbXo *originally recorded on 4-27-24* Signal on the left: 4 pairs of Safetran 12x20 inch lights, a Safetran gate mechanism, RECO LED gate lights, and an NEG LED gate light. Signal on the right: 4 pairs of Safetran 12x20 inch lights, a Safetran mechanical bell,...

https://www.youtube.com/watch?v=aqZ8kEdfM-c *originally recorded on 4-27-24* Signal on the left: 2 pairs of Safetran 12x20 inch lights, a Safetran gate mechanism, and NEG LED gate lights. Signal on the right: 2 pairs of Safetran 12x20 inch lights, a General Signals Type 2 electronic bell, a Safetra...

https://www.youtube.com/watch?v=PKFTzhCC9dE *originally recorded on 4-27-24* Signal on the left: 6 pairs of Modern Industries 12x24 inch lights, a General Signals Type 3 electronic bell, a Siemens gate mechanism, an NEG LED gate light, a RECO LED gate light, and a RECO gate light. Signal on the rig...

https://www.youtube.com/watch?v=XUkhB1xUsJI *originally recorded on 4-27-24* Signal on the left: 2 pairs of Safetran 12x20 inch lights with GE Uniform Look LEDs, an Invensys Rail gate mechanism, and RECO LED gate lights. Signal on the right: 2 pairs of Safetran 12x20 inch lights with GE Uniform Loo...

https://www.youtube.com/watch?v=c7jKxCVLQ5Q *originally recorded on 4-27-24* Signal on the left: 6 pairs of Safetran 12x20 inch lights with GE Uniform Look LEDs, a General Signals Type 3 electronic bell, a Siemens gate mechanism, RECO LED gate lights, and a RECO gate light. Signal on the right: 3 p...

https://www.youtube.com/watch?v=1h9Uzy4Bl2I *originally recorded on 4-27-24* Signal on the left: 2 pairs of Safetran 12x20 inch lights, 1.5 pairs of GRS Lex-C lights, 1 Safetran 12x24 inch light, a General Signals Type 2 electronic bell, a Safetran gate mechanism, NEG LED gate lights, and a RECO LE...

Got another video here on 4-23-24, along with another malfunction afterwards: