【正文】 2. The joints of forcebearing rebar shall be set at the point bearing less stress, which shall be staggered one another. For the section range from centre of any joint to times of overlapping length when using nonwelded overlapping joint, and the section range from centre of any welded joint to 35 times of rebar diameter, and no less than 500mm when using welded joint, the percentage of cross section area of forcebearing rebar with joints accounting for total cross section area of forcebearing rebar shall ply with the following table: 受力鋼筋的接頭位置應(yīng)設(shè)在受力較小處 ,接頭應(yīng)相互錯(cuò)開(kāi) ,當(dāng)采用非焊接的搭接接頭時(shí) ,從任一接頭中心至 倍搭接長(zhǎng)度的區(qū)段范圍內(nèi) ,或當(dāng)采用焊接接頭時(shí)在任一焊接接頭中心至長(zhǎng)度為鋼筋直徑的 35 倍且不小于 500mm 的區(qū)段范圍內(nèi) ,有接頭的受力鋼筋截面面積占受力鋼筋總截面面積的百分率應(yīng)符合下表規(guī)定 Joint type 接頭型式 In tension 受拉 Under pression 受壓 Beam and slab 梁板類(lèi) Column 柱類(lèi) Tiedup overlapping joint 綁扎搭接接頭 25% 50% Mechanical or welded joint 機(jī)械或焊接接頭 50% unlimited 不限 3. Min. overlapping length of tiedup joint of forcebearing rebar: 受拉鋼筋綁扎接頭的最小搭接長(zhǎng)度 ll= ξ la Percentage of overlapping joint area for longitudinal rebar 縱向鋼筋搭接接頭面積百分率 ≤ 25 50 100 ξ Note 注 : 1. ll is the min. overlapping length of forcebearing rebar of member without consideration of earthquake effect bination or with class III antiseism. In the project, it means secondary beam and floor. ll 為不考慮地震作用組合或抗震等級(jí)為三級(jí)時(shí)構(gòu)件的受拉鋼筋的最小搭接長(zhǎng) 度 ,本工程指次梁樓板 . 2. llE is the min. overlapping length of forcebearing rebar of member taking earthquake effect bination into account. In the project, it means beam and column of frame, llE=ξ laE. llE 為考慮地震作用組合的構(gòu)件的受拉鋼筋的最小搭接長(zhǎng)度 ,本工程指框架梁，柱 ,llE=ξ laE 3. In any case, overlapping length of forcebearing rebar shall not be less than 300mm. 在任何情況下 ,受拉鋼筋的搭接長(zhǎng)度不應(yīng)小于 300mm. 4. In case of forcebearing rebar diameter d28mm, nonwelded overlapping joint shall not be adopted. 受力鋼筋直徑d28mm 時(shí) ,不宜采用非焊接的搭接接頭 (4) Foundation work 基礎(chǔ)工 程 : described in detail in foundation construction 詳見(jiàn)基礎(chǔ)施工說(shuō)明 . (5) Castinplace slab of reinforced concrete 鋼筋混凝土現(xiàn)澆板 1. Range of bottom rebar of slab extending into bearing shall be longer than 5d, and no less than 120mm. Hook shall be additionally provided to the end for HPB235 rebar, and the end shall have no hook for HRB335 rebar. 板的底部鋼筋伸入支座 5d 且不小于 120mm,當(dāng) HPB235 鋼筋時(shí) ,端部另設(shè)彎鉤 。 grout 二次澆注層 : C25 (fine stone concrete 細(xì)石砼 ) (3) beam, slab and staircase 梁 ,板 ,樓梯 : C30 (4) column and beam of frame 框架柱梁 : C30 (5) over beam, ring beam, and structural column 過(guò)梁 、圈梁、構(gòu)造柱 : C20 3. Rebar (The normal value of hot rolled rebar is determined according to yield strength, indicated by fyk) 鋼筋 (熱軋鋼筋的強(qiáng)度標(biāo)準(zhǔn)值是根據(jù)屈服強(qiáng)度確定，用 fyk 表示 ) Φ HPB235 fyk=235 N/mm2 Φ HRB335 fyk=335N/mm2 4. Electrodes 焊條 : E43XX type is used for HPB235 rebar welding, E50XX type is used for HRB335 rebar welding. E43XX 型 用于HPB235 鋼筋焊接； E50XX 型 用于 HRB335 鋼筋焊接 5. Bearing brickwall 承重磚墻 : above dampproof course, is built by bearing hollow brick and M5 posite mortar。 177。埋件鋼板表面需保證平整。 Note: Base forcebearing course under steel platform post shall be of backfilling, which requires of tamping in layers, with pacting coefficient over . （板）高度時(shí)應(yīng)將錨筋盡可能伸足梁（板）后水平彎折，彎折后的水平長(zhǎng)度在滿足總長(zhǎng)度的前提下一般構(gòu)造 埋件不小于 4d，受拉埋件不小于 10d。 6200 7. All elevations indicated in the drawing shall be those of casting. Cantilever slab shall be 100mm thick, distribution bar shall be of 216。 1. Pulverizer foundation shall be of large volume pier type. 基礎(chǔ)混凝土強(qiáng)度等級(jí) C25，二次澆注采用 C30 細(xì)石混凝土。 4. For equipment foundation, concrete strength shall be C30 grade, bedding shall be of C10 (plain concrete). Concrete intensity of frame column beam, beam and slab shall be grade C30, concrete intensity of pit shall be grade C30, impermeability grade waterproof concrete shall not be less than . 5 防潮層以上， 承重空心磚 , M5 混合砂漿砌筑。 tamp with plain soil (slope design in accordance with the project) 電氣室門(mén)窗均帶紗窗，低壓配電室外墻裝軸流風(fēng)機(jī)強(qiáng)制通風(fēng)，具體位置見(jiàn)電施圖。 (2)斜坡 ： 25 厚 1:2 水泥砂漿抹出 60 寬成深鋸齒形表面 。 one coat of anticorrosion paint or red lead. (2)鋼欄桿 ,鋼扶梯 , 銀粉漆二度 。 Brush (spray) paint to flat roof。 20mm thick, leveling mortar mixed with cement and sand at a ratio of 1:3。 2mm thick, plaster wall with paper pulp (hemp cut) lime。2 厚紙筋 (麻刀 )石灰粉面 。 刷冷底子油一道，熱瀝青二道防潮層，厚 以上； Brush with one coat of adhesive bitumen primer, two coats of hotmix asphalt as waterproof course, with thickness of over 。 2. Generally, masonry wall body is of brickwall, whose brick marks and masonry