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Issue:
Backwater at bridge constrictions of broad-shallow and shifting channels in Xinjiang
Author(s):
HU Jiang
,
YAN Yi-xin
,
YANG Sheng-fa
,
ZHOU Hua-jun
Pages:
198
-
203
Year:
2007
Issue:
2
Journal:
ADVANCES IN WATER SCIENCE
Keyword:
桥梁壅水
;
新疆宽浅变迁河流
;
动床模型
;
Abstract:
新疆宽浅动床河流水深小、比降大、水流急,河床容易冲刷.建桥后,由于桥位断面压缩而导致的壅水与一般冲积河流不同.通过概化动床模型试验,得出了新疆宽浅变迁河流桥位河段壅水计算公式.动床模型公式充分反映了这类河流壅水的特点,因而与实际情况较为符合.
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