台风时期钢套箱的加固措施浅析

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钢管桩嵌固深度和波流要素是决定钢套箱受力状况的两个主要因素.按较不利组合原则,确定台风时期钢套箱的验算荷载和边界条件,对加设 "井"字撑和箱内充水两种加固措施进行了比较验算,结果表明:台风时期不宜增设"井"字撑加固措施;箱内充水是改善钢套箱受力状况的简单有效措施,充水深度应低于潮水位,可取钢套箱内外水头差的一半.
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