久久精品熟女亚洲AV麻豆,精品国产乱码久久久久久人妻,美女又黄又免费的视频,强开小婷嫩苞又嫩又紧视频韩国

濟(jì)南蓬發(fā)建材有限公司為您提供臨邊護(hù)欄、木工防護(hù)欄、工程圍擋等相關(guān)信息發(fā)布和相關(guān)資訊,敬請(qǐng)關(guān)注!
新聞
聯(lián)系我們
咨詢電話
15866735826

聯(lián)系:張經(jīng)理

手機(jī): 15866735826

郵箱: 394441862@qq.com

網(wǎng)址:http://m.wetobuy.com/

地址:山東省濟(jì)南市章丘圣井工業(yè)園

這些場(chǎng)合使用臨邊護(hù)欄需注意要求

來(lái)源:http://m.wetobuy.com/   發(fā)布時(shí)間:2022-12-01

在基坑周圍,沒(méi)有護(hù)欄的陽(yáng)臺(tái),沒(méi)有材料的平臺(tái),雨篷,運(yùn)河,沒(méi)有外部腳手架的屋頂,地板和儲(chǔ)水箱等,都需要安裝邊緣保護(hù)圍擋。那么哪些場(chǎng)合用臨邊護(hù)欄有要求呢?
Around the foundation pit, the balcony without guardrail, the platform without materials, the awning, the canal, the roof without external scaffolding, the floor and the water storage tank all need to be installed with edge protection fence. What are the requirements for edge guardrails?
在分層結(jié)構(gòu)的樓梯開(kāi)口和樓梯側(cè)面,須安裝相鄰的防護(hù)欄桿,并且在接近施工時(shí),頂部樓梯開(kāi)口也應(yīng)配備正式的防護(hù)欄桿。
Adjacent protective railings must be installed at the stair opening and stair side of the layered structure, and when approaching the construction, the top stair opening should also be equipped with formal protective railings.
在施工升降機(jī),井架,腳手架和建筑物通道的兩側(cè),須安裝邊界保護(hù)圍擋。應(yīng)在接地通道的上部安裝防護(hù)罩。注意,雙籠井架通道的中心應(yīng)分開(kāi)并關(guān)閉。在各種直的輸送和接收通道中,除了兩側(cè)的防護(hù)柵欄外,通道入口還應(yīng)配備門(mén)或可移動(dòng)的防護(hù)柵欄。
Boundary protection fence shall be installed on both sides of construction elevator, derrick, scaffold and building passage. Safety shield shall be installed on the upper part of the grounding channel. Note that the center of double cage mast passage shall be separated and closed. In various straight transmission and reception channels, in addition to the protective fences on both sides, the channel entrance shall also be equipped with a safety door or movable protective fence.
臨邊護(hù)欄
使用邊界障礙的要求:邊界障礙需要東西向化并終確定,并且標(biāo)準(zhǔn)尺寸和連接方法應(yīng)滿足相關(guān)要求。
Requirements for the use of boundary barriers: boundary barriers need to be east-west oriented and finally determined, and the standard size and connection method should meet relevant requirements.
防護(hù)圍擋由上下橫桿,框架和內(nèi)部垂直管道或網(wǎng)孔焊接而成。上極在地面以上1.1-1.2m,下極在地面以上0.5-0.6m。當(dāng)橫桿的長(zhǎng)度超過(guò)2m時(shí),需要特殊安裝。立柱。
The protective enclosure is welded by upper and lower crossbars, frames and internal vertical pipes or meshes. The upper pole is 1.1-1.2m above the ground, and the lower pole is 0.5-0.6m above the ground. When the length of cross bar exceeds 2m, special installation is required. Column.
防護(hù)柵欄需要從上到下用網(wǎng)封閉。應(yīng)在欄桿的下部安裝高度為18cm或更高的腳趾板,并在腳趾板上涂上紅色和白色或黑色和黃色的警告油漆條。
The protective fence shall be closed with safety net from top to bottom. Toe boards with a height of 18 cm or more shall be installed at the lower part of the railing, and red and white or black and yellow warning paint strips shall be painted on the toe boards.
護(hù)欄裝置須牢固,圍擋表面和橫桿之間的連接應(yīng)能夠承受任何方向的1000N沖擊。在物料接收通道的兩側(cè)使用時(shí),必須從頂部到底部添加一個(gè)網(wǎng)。
The guardrail device must be firm, and the connection between the enclosure surface and the cross bar should be able to withstand 1000N impact in any direction. When used on both sides of the material receiving channel, a safety net must be added from the top to the bottom.
當(dāng)在街道附近使用邊境護(hù)欄時(shí),除了防護(hù)欄桿外,敞開(kāi)的外墻還須覆蓋網(wǎng)以完全封閉。更多相關(guān)事項(xiàng)的了解就來(lái)我們網(wǎng)站http://m.wetobuy.com咨詢看看吧!
When border guardrails are used near streets, in addition to the guardrails, the open exterior walls must also be covered with safety nets to completely close. For more information on related matters, please come to our website http://m.wetobuy.com Consult!

西西GOGO顶级艺术人像摄影| 乳罩脱了喂男人吃奶视频 | 亚洲AV无码久久| 体育生小鲜肉勃起VIDEOS| 凹凸精品熟女在线观看| 欧美做受又硬又粗又大视频| 色一情一乱一伦一视频免费看| 久久久久亚洲AV无码专区喷水| 一本久道久久综合狠狠爱| 特黄A又粗又大又黄又爽A片| 久久精品国产一区二区电影| 中国男男自慰gay片免费观看| 色婷婷激情AV精品影院| 调教拨开两唇打花蒂戒尺| 熟女肥臀白浆大屁股一区二区| 业余 自由 性别 成熟偷窥| 一边摸一边爽一边叫床| 丰满少妇三级全黄| 国产亚洲精品久久久久久久久动漫 | 女邻居的大乳中文字幕BD| 欧美乱大交XXXXX潮喷| 国产女人AAA级久久久级| a片免费| 色欲狠狠躁天天躁无码中文字幕| 男男开小嫩苞好深啊H窑子开| 成人亚洲区无码偷拍12P| 久久精品国产亚洲AV香蕉高清 | 阿娇囗交13分钟在线播放| 日韩欧美高清dvd碟片| 国产精品久久婷婷六月丁香| 日文中字乱码一二三区别视频| 被黑人猛烈进出到抽搐动态图 | 天天躁日日躁狠狠躁性色AVQ| 国产精品18久久久久久不卡 | 50岁退休熟女露脸高潮| 日本做床爱全过程激烈视频 | 亚洲日韩一区精品射精| 女友的妺妺6中文字幕| 国产av网站| 自W喷泉网站| 久久久久亚洲AV无码专区电影|