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Party branch Se cretary of a party le cture of two speeches: tutori ng covers all of the new party Constit ution two e ducation has ki cked off. Study of the Constituti on of this pra ctice i s a very importa nt part. T oday I'll giv e you a new section of the Constituti on on the counselling of learni ng lessons, hope, t hroug h today 's tut orial, further consolidati on of all the party member s
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原牡丹江大橋建于1984年, 橋長520米, 13跨, 每跨40米, 橋?qū)?0.8米, 雙向四車道, 簡支T梁結(jié)構(gòu).本項目將對其進行拓寬改 造,拓寬后的牡丹江大橋總寬41.5米,雙向8車道.新建大橋?qū)?1.5米,除邊跨為36米外其余跨徑與舊橋相同,上部結(jié)構(gòu)采用預(yù)制小箱梁,簡 支轉(zhuǎn)連續(xù)體系.本橋為黑龍江目前規(guī)模最大的橋梁改擴建工程,文章重點介紹該橋的總體設(shè)計、結(jié)構(gòu)設(shè)計、舊橋加固及施工技術(shù)難點等,為同 類橋梁的設(shè)計與施工提供參考.