| 河北省承张高速公路千松坝隧道洞口遮雪棚的设计与应用 |
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| 引用本文： | 王朝杰.河北省承张高速公路千松坝隧道洞口遮雪棚的设计与应用[J].辽宁交通科技,2014(2):125-127. |
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| 作者姓名： | 王朝杰 |
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| 作者单位： | 河北省交通规划设计院,石家庄050011 |
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| 摘 要： | 张家口、承德等坝上地区降雪量大。对于位于地势低洼处，隧道进出口容易积雪，为防止隧道运营期间隧道洞口积雪影响运营安全，隧道进出口需设置遮雪棚。通过千松坝隧道遮雪棚形式的选择，为今后相似条件下隧道遮雪棚洞的选择提供设计依据。
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| 关 键 词： | 遮雪棚 千松坝隧道 隧道进出口 |
The Design and Application of Snowshed in Qiansongba Tunnel Portal in Hebei Chengzhang Expressway |
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| Abstract: | The snowfall of upper- dam area like Zhangjiakou and Chengde is heavy. In the low- lying terrain, snow is likely to pile up at tunnel exist and entrance. In order to avoid the piled snow affecting the traffic during tunnel operation, snowshed shall be set in the tunnel exist and entrance. By the selection of snowshed in Qiansongba Tunnel. in tho fi,t ,I,~o;~ .~c |
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| Keywords: | Snowshed Qiansongba tunnel Tunnel exist and entrance |
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