需要立即撤离！
垮塌时有桥面上有人员行走。[{'character': '垮', 'pinyin': 'kua3', 'highest pitch': 8.65, 'lowest pitch': 6.99, 'duration': 0.23, 'prosody hierarchy': 'null'}, {'character': '塌', 'pinyin': 'ta1', 'highest pitch': 11.0, 'lowest pitch': 7.02, 'duration': 0.23, 'prosody hierarchy': 'null'}, {'character': '时', 'pinyin': 'shiii2', 'highest pitch': 10.91, 'lowest pitch': 8.02, 'duration': 0.27, 'prosody hierarchy': '#2'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.05}, {'character': '有', 'pinyin': 'iou3', 'highest pitch': 7.71, 'lowest pitch': 5.83, 'duration': 0.16, 'prosody hierarchy': '#1'}, {'character': '桥', 'pinyin': 'qiao2', 'highest pitch': 7.06, 'lowest pitch': 5.83, 'duration': 0.18, 'prosody hierarchy': 'null'}, {'character': '面', 'pinyin': 'mian4', 'highest pitch': 7.95, 'lowest pitch': 6.67, 'duration': 0.21, 'prosody hierarchy': 'null'}, {'character': '上', 'pinyin': 'shang4', 'highest pitch': 7.63, 'lowest pitch': 6.33, 'duration': 0.23, 'prosody hierarchy': '#2'}, {'character': '有', 'pinyin': 'iou3', 'highest pitch': 7.71, 'lowest pitch': 5.54, 'duration': 0.17, 'prosody hierarchy': '#1'}, {'character': '人', 'pinyin': 'ren2', 'highest pitch': 9.01, 'lowest pitch': 5.54, 'duration': 0.17, 'prosody hierarchy': 'null'}, {'character': '员', 'pinyin': 'van2', 'highest pitch': 9.95, 'lowest pitch': 9.01, 'duration': 0.16, 'prosody hierarchy': '#1'}, {'character': '行', 'pinyin': 'xing2', 'highest pitch': 9.76, 'lowest pitch': 6.34, 'duration': 0.26, 'prosody hierarchy': 'null'}, {'character': '走', 'pinyin': 'zou3', 'highest pitch': 9.75, 'lowest pitch': 3.57, 'duration': 0.31, 'prosody hierarchy': '#4'}]