<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31417330</termId><termName>rail transportation structures</termName><termType>PT</termType><termNote><![CDATA[ Structures used in the context of railroad transportation. ]]></termNote><termCreatedDate>2026-03-30 20:52:18</termCreatedDate><relation><relationType>UF</relationType><termId>31417331</termId><termName>rail transportation structure</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31417332</termId><termName>transportation structures, rail</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31381299</termId><termName>transportation structures by function</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31441923</termId><termName>railroad signal towers</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31442880</termId><termName>turntables</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31417311</termId><termName>rail transportation buildings</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31442883</termId><termName>railway platforms</termName><termType>PT</termType></relation></term>  </Zthes>