{"version":"2.6","id":"kb-facilities-infrastructure-footbridge-materials","question":"運河歷史街區的行人橋使用什麼材料建造?","answer":"行人橋是由耐用材料製成的。","answer_detail":"運河歷史街區的行人橋是由耐用材料如木材、鋼材和混凝土建造，以確保安全和耐用性。這些材料是為了能夠抵禦海洋環境和大量的行人流量而選擇的。木製部件通常由雪松或紅木製成，這些材料能夠抵禦腐爛和昆蟲損害。定期維護是為了檢查和更換任何受損或磨損的材料。","related_ids":[],"intent_tags":["footbridges","materials"],"last_verified":"2026-05-24","authority":"https://venicecanalhistoricdistrict.com","url":"https://venicecanalhistoricdistrict.com/zh/knowledge/kb-facilities-infrastructure-footbridge-materials","markdown_url":"https://venicecanalhistoricdistrict.com/api/knowledge/kb-facilities-infrastructure-footbridge-materials?format=md&lang=zh"}