妺妺窝人体色777777野大粗,衣服被扒开强摸双乳18禁网站,扒开老师双腿猛进入出白浆,欧美性狂猛XXXXX深喉

濟南蓬發(fā)建材有限公司為您提供臨邊護欄、木工防護欄、工程圍擋等相關信息發(fā)布和相關資訊,敬請關注!
新聞
聯(lián)系我們
咨詢電話
15866735826

聯(lián)系:張經理

手機: 15866735826

郵箱: 394441862@qq.com

網址:http://www.yyfq666.com/

地址:山東省濟南市章丘圣井工業(yè)園

當前位置: 首頁 > 新聞中心 > 公司新聞

臨時臨邊護欄的做法?

來源:http://www.yyfq666.com/   發(fā)布時間:2024-05-17

  臨時臨邊護欄的做法

The practice of temporary safety edge guardrails

  1,由上下兩道水平桿組成,其高度距地分別為1.0米-1.2米0.5米-0.6米。

1. It is composed of two horizontal bars, with a height of 1.0-1.2 meters and a height of 0.5-0.6 meters from the ground, respectively.

  2,當水平桿大于2米時,必須加設欄桿立柱,以保證整體構造強度的穩(wěn)定性。

When the horizontal pole is greater than 2 meters, railing columns must be added to ensure the stability of the overall structural strength.

  3,當臨邊的外側面臨街道時,除設置臨邊護欄外,敞開口立面必須采取密目網全封閉,其欄桿的底部還應設置高度不低于180mm的擋腳板,臨邊作業(yè)技術要求對于臨邊高處作業(yè)必須設置防護措施,并符合下列規(guī)定:

3. When the outer side of the edge faces the street, in addition to setting up edge guardrails, the open facade must be fully enclosed with dense mesh, and a foot board with a height of no less than 180mm should be set at the bottom of the guardrail. Safety technical requirements for edge operations require protective measures to be set up for edge high-altitude operations, and comply with the following regulations:

  基坑周邊,當未安裝欄桿和欄板料臺與挑平臺周邊,雨蓬與挑檐邊,無外腳手架的屋面與樓層周邊,必須設置臨邊護欄;

Surrounding the foundation pit, when railings and railings are not installed around the material platform and the overhanging platform, the edges of the rain canopy and eaves, and the roof and floor without external scaffolding, edge guardrails must be set up;

220543198043643974

  首層墻高超過3.2m的二層樓面周邊,以及無外腳手架,但高度超過3.2m的樓層周邊,必須采用平網防護,寬度為3m;

The perimeter of the second floor with a first floor wall height exceeding 3.2m, as well as the perimeter of floors without external scaffolding but with a height exceeding 3.2m, must be protected by a safety net with a width of 3m;

  分層施工的樓梯口和樓段邊,必須安裝臨時護欄,樓梯口應隨工程結構進度安裝正式臨邊護欄;

Temporary guardrails must be installed at the stairwells and edges of building sections during layered construction, and formal edge guardrails should be installed at the top stairwells as the engineering structure progresses;

  并架與施工升降機和腳手架等建筑物通道的兩側邊,必須設臨邊護欄,地面通道上部應裝設防護棚,雙籠井架架道中間,應予分隔封閉;

On both sides of building passages such as construction elevators and scaffolding, edge guardrails must be installed. Safety protection sheds should be installed on the upper part of ground passages, and the middle of the double cage well frame passage should be separated and closed;

  各種垂直運輸接料平臺,除兩側設置防護欄外,平臺口處必須設置門或活動臨邊護欄;

Various vertical transportation and material receiving platforms must be equipped with safety doors or movable edge guardrails at the platform entrance, in addition to protective barriers on both sides;

以上就是有關:臨邊護欄 的介紹,想了解更多的內容請點擊:http://www.yyfq666.com 我們將會全心全意為您提供滿分服務,歡迎您的來電!

The above is an introduction to edge guardrails. To learn more, please click: http://www.yyfq666.com We will wholeheartedly provide you with full score service. Welcome to call us!

五个黑人玩一女4P| 亚洲精品午夜久久久伊人| 沦为公妓的清纯校花H| 巨胸不知火舞露双奶头无遮挡| 性色AV无码久久一区二区三区| 狠狠人妻久久久久久综合| 国产精品亚洲AV人片| 麻豆蜜桃国产精品无码视频| 麻豆国产精品VA在线观看不卡 | 久久久久久久亚洲AV无码| 99精品一区二区三区无码吞精| 前夫的东西很大和三个人在一起| 波多野结衣在线播放| 一区二区亚洲AV天堂嫩模| 久久久无码精品人妻一区| 亚洲AV无码无在线观看红杏| 伊人热热久久原色播放www| 被债主在夫面前人妻被强| 美女扒开尿眼让男人桶爽视频| 亚洲成A人片在线不卡一二三区 | 亚洲AV无码成人黄网站在线观看| 久久女婷五月综合色啪小说| 太深太粗太爽太猛了视频| 99久久国产综合精品| 太粗太硬小寡妇受不了视频| 久久99精品久久久久婷婷暖| 艳妇臀荡乳欲伦交换H| 狠狠色噜噜狠狠狠888米奇视频| 一个男人说你水多什么意思啊| 亚洲AV日韩AV无码污污网站| 欧美熟妇浓毛大BBW| 精品人妻无码AV一区二区| 99精品人妻无码专区在线视频区 | 寡妇的大乳BD高清中文| 70岁老太把腿岔开给老头摸| 男女吃奶做爰猛烈紧视频| 胡桃大战史莱姆视频链接免费 | 丰满少妇三级全黄| 上课忘穿内裤被老师摸到高潮| 办公室里呻吟的丰满老师| 久久无码人妻精品一区二区三区|