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

當(dāng)前位置: 首頁 > 新聞中心 > 常見問題

施工現(xiàn)場臨邊防護(hù)欄的規(guī)范及要求

來源:http://m.wetobuy.com/   發(fā)布時間:2023-11-07

臨邊防護(hù)欄的高度與設(shè)施:

Height and facilities of edge protection fence:
1、基坑護(hù)欄臨邊防護(hù)采用20×30mm方方矩管制作,護(hù)欄立柱采用50×50mm(或40*40mm)方矩管,底座使用膨脹螺栓與地面固定牢靠。
1. The edge protection of the foundation pit guardrail adopts 20 × 30mm square rectangular tube production, guardrail column made of 50 × 50mm (or 40 * 40mm) square tube, with the base firmly fixed to the ground using expansion bolts.
2、基坑臨邊防護(hù)欄立柱高度應(yīng)不小于1200mm,欄桿高度不小于1200mm,標(biāo)準(zhǔn)長度2000mm每套(一根立柱和一片護(hù)欄為一套)或從立柱中道中的距離為2000mm,表面噴有紅白或者黑黃警示漆料并在中間位置設(shè)置警示標(biāo)語牌,底部設(shè)200mm(180mm)高紅白或黑黃相間的擋腳板。
2. The height of the pillar of the edge protection fence in the foundation pit should not be less than 1200mm, and the height of the railing should not be less than 1200mm. The standard length is 2000mm per set (one pillar and one guardrail are a set) or the distance from the middle of the pillar is 2000mm. The surface is sprayed with red, white, or black yellow warning paint, and a safety warning sign is set in the middle. A 200mm (180mm) high red, white, or black yellow foot board is set at the bottom.
3、基坑排水措施要做好,在基坑防護(hù)欄桿外側(cè)設(shè)置排水溝,采取有效的把水排走,不能在基坑周圍有積水防止因積水侵泡而引起基坑邊塌方。基坑護(hù)欄周邊設(shè)置夜間警示燈,或在基坑護(hù)欄掛有夜間放光裝置。
3. The drainage measures for the foundation pit should be taken well. A drainage ditch should be set up outside the protective railing of the foundation pit, and effective measures should be taken to drain the water. There should be no accumulated water around the foundation pit to prevent the collapse of the foundation pit edge caused by water intrusion. Set up night warning lights around the foundation pit guardrail, or hang night lighting devices on the foundation pit guardrail.
臨邊護(hù)欄
4、基坑臨邊護(hù)欄外側(cè)還可以懸掛13號提示牌,內(nèi)側(cè)懸掛14號提示牌。
4. The outer side of the foundation pit edge guardrail can also hang the No. 13 warning sign, and the inner side can hang the No. 14 warning sign.
臨邊防護(hù)欄的規(guī)范與要求:
Specifications and requirements for edge protection fences:
(1)、防護(hù)欄桿應(yīng)由上下兩道橫桿及欄桿柱組成,上桿離地高度為1.0~1.2m,下桿離地高度0.5~0.6m。橫桿長度>2m時,必須加設(shè)欄桿柱。
(1) The protective railing should be composed of two horizontal bars and railing columns, with the upper bar being 1.0~1.2m above the ground and the lower bar being 0.5~0.6m above the ground. When the length of the crossbar is>2m, additional railing columns must be installed.
(2)、欄桿柱固定及其與橫桿連接,其整體構(gòu)造應(yīng)使防護(hù)欄桿在上桿任何處,能經(jīng)受任何方向的1000N的外力。
(2) The fixation of railing columns and their connection to the crossbar should be such that the protective railing can withstand an external force of 1000N in any direction at any position on the upper pole.
(3)、防護(hù)欄桿必須設(shè)置自上而下的密目網(wǎng)封閉,或在欄桿下邊設(shè)置嚴(yán)密固定的高度不低于180mm的擋腳板
(3) Protective railings must be enclosed with a dense mesh safety net from top to bottom, or a tightly fixed toe board with a height of no less than 180mm must be installed below the railing

国产精品久久久久久亚洲| 国产精品毛片大码女人| 小柔在公厕被灌满JING液| 人妻无码久久中文字幕专区| 少妇大荫蒂被巨大爽爽大| 三上悠亚在线观看| 蜜臀AV色欲AV| 一区二区三区在线观看| 太粗太硬小寡妇受不了视频| 大屁股熟女一区二区三区| 日本少妇高潮日出水了| 老色69久久九九精品高潮| 特级毛片a片久久久久久| 国产午夜精品一区二区三区漫画| 午夜亚洲AV永久无码精品| 女性私密紧致按摩| 强行剥开两边虐花蒂玩弄| 黑人巨茎大战欧美白妇| 各种姿势被学长NP高H明星鼓励| 欧美精品久久久久A片色戒| 久久免费看黄A级毛片| 亚洲一区AV无码少妇电影 | 肉多荤文高H羞耻玩弄校园| 爽灬爽灬爽灬毛及A片| 樱花草视频WWW| 久久久久亚洲AV无码专区首| 欧美肉欲k8播放毛片| 3D成人H动漫网站入口| 国产乱妇无码大黄aa片| 精品无人区无码乱码毛片国产| 给我免费播放片高清在线观看| 无码精品黑人一区二区三区| 全部删除看过的历史记录| 国产对白叫床清晰在线播放| 色噜噜一区二区三区| 精品久久久久久中文字幕大豆网| 高雅人妻被迫沦为玩物| 国产韩国日本欧美的品牌SUV| 国精品无码人妻一区二区三区 | 99久久久无码国产AAA精品| 久久人人爽人人片AV人成|