【正文】
程中還應(yīng)注意以下幾點(diǎn): ( 1)鋼筋的布放位置要準(zhǔn)確、綁扎要牢固,剪力墻鋼筋 的定位應(yīng)牢固、準(zhǔn)確。對(duì)有多排鋼筋的梁,相鄰兩排鋼筋的間距也必須滿足要求。 ( 7)鋼筋焊接: 采用閃光對(duì)焊。剪力墻外側(cè)防水層共一層為 4 厚 SBS 改性瀝青防水卷材層,墻體內(nèi)標(biāo)高 施工縫處設(shè)一道止水鋼板,具體做法如下: ( 1)剪力墻、底板部分 基層處理→刷 冷底子油一道→陰陽(yáng)角、預(yù)留管洞周?chē)聿母郊訉印充伨聿摹聿氖疹^處理→(點(diǎn)粘 350石油瀝青油氈)→保護(hù)層施工。 細(xì)部附加增強(qiáng)處理:對(duì)陰陽(yáng)角、預(yù)留管道周?chē)鷳?yīng)進(jìn)行增設(shè) 500mm 寬附加層,按具體情況將卷材剪好,先在細(xì)部試貼一下,視尺寸、形狀合適后,再進(jìn)行粘貼于已涂刷一定密封材料的基層上,并壓實(shí)鋪牢。 卷材搭接長(zhǎng)度為:長(zhǎng)邊不應(yīng)小于 100mm;短邊不應(yīng)小于 100mm。 卷材防水層錯(cuò)槎接縫的處理: 鋪 貼立面卷材之前,應(yīng)先將接槎部位的各層卷材揭開(kāi),并將其清理干凈。在結(jié)構(gòu)鋼筋上焊接鋼板支撐架,支撐架采用φ 12 的鋼筋切割后焊接,(如有剩余短鋼筋,則優(yōu)先考慮短鋼筋)一般焊成三角形,支撐架底板和頂板按 300 的間距進(jìn)行布置,邊墻豎向施工縫跟邊墻分布筋等間距 布置,支撐架和主筋焊接,鋼板跟支撐架焊接,邊墻水平施工縫鋼板先在鋼板的底部焊一根支撐鋼筋,然后再用支撐架進(jìn)行定位。 鋼板搭接為 5cm,貼合邊焊接,鋼板交叉部位采用貼合四邊滿焊,鋼板焊縫嚴(yán)密, 如發(fā)現(xiàn)焊縫不合格或有滲漏現(xiàn)象,應(yīng)予修整或補(bǔ)焊。 b 卷材防水層及其轉(zhuǎn)角處、變形縫、穿墻管道處等細(xì)部做法符合設(shè)計(jì)要求。 d 卷材搭接寬度的允許偏差為 10mm。 模板工程 所使用的木膠合板模板現(xiàn)場(chǎng)加工及組拼。根據(jù)軸線位置用墨線彈出模板的內(nèi)線、邊線以及外側(cè)控制線,施工前三線必須到位,以便于模板序號(hào) 項(xiàng)目 允許偏差 1 兩塊模板之間拼縫 ≤ 1 2 相鄰模板之間高低差 ≤ 1 3 模板平整度 ≤ 2 4 模板平面尺寸偏差 177。不得有積水、雜物,并將施工縫表面浮漿剔除,用水沖凈。頂板支撐體系采用扣件式螺旋頂撐系統(tǒng),滿堂布置,剪刀撐設(shè)置 5 步 4 跨,增加整體穩(wěn)定。剪力墻模板、腳手架支設(shè)圖: ③梁模板 梁截面尺寸有: 250 400 mm, 350 500 mm。 立桿沿梁跨度方向間距 La(m):;立桿上端伸出至模板支撐點(diǎn)長(zhǎng)度 a(m):;立桿步距 h(m):;板底承重立桿橫向間距或排距 Lb(m):;梁支撐架搭設(shè)高度 H(m): ;梁兩側(cè)立桿間距 (m):;承重架支撐形式 :梁底支撐小楞垂直梁截面方向;梁底增加承重立桿根數(shù) :1;采用的鋼管類型為Φ 48 ;立桿承重連接方式 :可調(diào)托座;主楞間距 (mm): 400;次楞根數(shù): 5;主楞豎向支撐點(diǎn)數(shù)量為: 2;支撐點(diǎn)豎向間距為: 500mm;穿梁螺栓水平間距 (mm): 400;穿梁螺栓直徑(mm): M12;主楞龍骨材料:鋼楞;截面類型為圓鋼管 48 ;主楞合并 根數(shù): 2;次楞龍骨材料:木楞,寬度 50mm,高度 100mm。砼自攪拌機(jī)卸出到澆筑完畢的延續(xù)時(shí)間不宜超過(guò) 90min; 2)混凝土澆筑時(shí),混凝土由運(yùn)輸車(chē)直接放至混凝土澆筑部位,無(wú)法直接送料的采用汽車(chē)泵補(bǔ)充,泵管假設(shè)滿堂架上。 混凝土養(yǎng)護(hù) 1)底板混凝土澆筑完成后,在混凝土表面采用 厚薄膜 一 層進(jìn)行保溫養(yǎng)護(hù)。彎鉤,且平直長(zhǎng)度不小于 10d。 ③鋼筋綁扎位置的偏差應(yīng)滿足規(guī)范要求。 ②模板安裝的尺寸偏差、預(yù)埋件安裝偏差應(yīng)滿足現(xiàn)行施工規(guī)范的規(guī)定。 一般項(xiàng)目:杜絕氣泡、露筋、蜂窩麻面、夾渣松散、裂縫等質(zhì)量通病。 3 垂直度偏差 支模時(shí)要反復(fù)用線墜吊靠 ,支模完畢經(jīng)校正后如遇較大的沖撞 ,應(yīng)重新較正 ,變形嚴(yán)重的模板不得繼續(xù)使用。 及時(shí)回填四周土方,并做好排水明溝,以防建筑物四周浸泡積水。 陜西鼎興建筑工程有限公司 2021 年 5 月 23 日 請(qǐng)刪除以下內(nèi)容, O(∩ _∩ )O謝謝?。?! The origin of taxation in the United States can be traced to the time when the colonists were heavily taxed by Great Britain on everything from tea to legal and business documents that were required by the Stamp Tax. The colonists39。 the explanation of the tax reform act of 1986 was more than thirteen hundred pages long (Pub. L. 99514, Oct. 22, 1986, 100 Stat. 2085). Commerce Clearing House, a publisher of tax information, released a version of the Internal Revenue Code in the early 1990s that was four times thicker than its version in 1953. Changes to the tax laws often reflect the times. The flat tax of 1913 was later replaced with a graduated tax. After the United States entered world war i, the War Revenue Act of 1917 imposed a maximum tax rate for individuals of 67 percent, pared with a rate of 13 percent in 1916. In 1924 Secretary of the Treasury Andrew W. Mellon, speaking to Congress about the high level of taxation, stated, The present system is a failure. It was an emergency measure, adopted under the pressure of war necessity and not to be counted upon as a permanent part of our revenue structure…. The high rates put pressure on taxpayers to reduce their taxable ine, tend to destroy individual initiative and enterprise, and seriously impede the development of productive business…. Ways will always be found to avoid taxe s so destructive in their nature, and the only way to save the situation is to put the taxes on a reasonable basis that will permit business to go on and industry to develop. Consequently, the Revenue A