英语翻译总说明一、工程概况1.1 本工程包括水泵房、水池两个内容,占地面积1753.92 m2,其中水泵房912.32 m2,水池841.6 m2.1.2 水池、水泵房基础为钢筋混凝土结构,水泵房为简易钢结构,水泵房内设

英语翻译总说明一、工程概况1.1 本工程包括水泵房、水池两个内容,占地面积1753.92 m2,其中水泵房912.32 m2,水池841.6 m2.1.2 水池、水泵房基础为钢筋混凝土结构,水泵房为简易钢结构,水泵房内设
英语翻译
总说明
一、工程概况
1.1 本工程包括水泵房、水池两个内容,占地面积1753.92 m2,其中水泵房912.32 m2,水池841.6 m2.
1.2 水池、水泵房基础为钢筋混凝土结构,水泵房为简易钢结构,水泵房内设置了3T行车一台,服务水泵的安装和维修.
二、本工程主要设计依据
2.1 自然条件：
基本风压0.45KN/m2（n=50）；基本雪压0.40 KN/m2（n=50）,地面粗糙度为B类.
2.2本工程呢过抗震设防烈度为0.20g,设计地震分组为第二组.
三、图纸说明
3.1 本工程尺寸均以毫米（mm）为单位,标高以米（m）为单位,注明者除外.
四、主要结构材料
4.1 混凝土
4.1.1 混凝土强度等级
构件部位
混凝土强度等级
备注
基础垫层
C15
基础
C30
4.1.2 混凝土耐久性基本要求
环境类别
最大水胶比
最低强度等级
最大氯离子含量（%）
最大碱含量（kg/m2）
一
0.60
C20
0.30
不限制
二a
0.55
C25
0.20
3.0
二b
0.50（0.55）
C30（C25）
0.15
3.0
4.2 砌体、砂浆、砌体结构施工质量控制等级
1）砂浆：±0.000以下采用水泥砂浆砌筑、±0.000以上采用混合砂浆.
砂浆强度等级：四层及四层以下为M10,四层以上墙为M7.5,非承重墙（填充墙）为M5.0.
2）砌体：±0.000以下墙体采用MU10烧结煤矸石普通砖,±0.000以上墙体采用MU10烧结煤矸石多孔砖.
3）砌体结构施工质量等级为B级
4.3 钢筋
4.3.1 强度
Ⅰ级HPB300,fy=270 N/mm2,焊接采用E43焊条
Ⅲ级 HRB400fy=360 N/mm2,焊接采用E60焊条
钢筋的强度标准值应具有不小于95%的保证率.
4.3.2 受力预埋件的锚筋及吊钩、吊环应采用HPB300、HRB335或HRB400级钢筋,严禁采用冷加工钢筋.吊环埋入混凝土的深度不应小于30d,并应焊接或绑扎在钢筋骨架上.
4.3.3 施工时应注意将不同类型和等级的钢筋分别存放,做好标记,不能混用,当需要以强度等级较高的钢筋替代原设计中纵向受力钢筋时,应按照钢筋受拉承载力设计值相等的原则换算,并应满足最小配筋率要求.
4.3.4 埋件钢板应采用Q235级或Q345级钢板.
4.3.5 钢筋接头形式及要求：当构建钢筋直径d> 25mm时,应采用机械连接接头,当受力钢筋直径d

英语翻译总说明一、工程概况1.1 本工程包括水泵房、水池两个内容,占地面积1753.92 m2,其中水泵房912.32 m2,水池841.6 m2.1.2 水池、水泵房基础为钢筋混凝土结构,水泵房为简易钢结构,水泵房内设
General Information
I. Project Overview
1.1 The works include the pump house , pool two content , covering 1753.92 m2, which pump house 912.32 m2, pool 841.6 m2.
1.2 pool, pump house foundation of reinforced concrete structures , steel water pump housing for easy , pump room set 3T lane one, pump installation and maintenance services .
Second, the project mainly design basis
2.1 natural conditions :
The basic wind pressure 0.45KN/m2 (n = 50); basic snow pressure 0.40 KN/m2 (n = 50), ground roughness class B.
2.2 project it had seismic intensity of 0.20g, design earthquake grouped into the second group.
Third, the drawings illustrate
3.1 Engineering dimensions are in millimeters (mm) as a unit, elevation in meters (m) of the unit , otherwise stated .
Fourth, the main structural material
4.1 Concrete
4.1.1 concrete strength
Component parts

Concrete strength

Remark
Base cushion

C15
Basis

C30
4.1.2 Basic requirements durability of concrete
Environmental Category

The maximum water-cement ratio

Lowest intensity level

Maximum chlorine ion content ( % )

The maximum alkali content (kg/m2)
A

0.60

C20

0.30

Without limiting the
Two a

0.55

C25

0.20

3.0
Two b

0.50 ( 0.55 )

C30 (C25)

0.15

3.0
4.2 masonry , mortar , masonry structure construction quality control level
1 ) Mortar : ± 0.000 less use of cement mortar masonry , ± 0.000 more mixed mortar .
Mortar strength class: Four Stories of M10, more than four walls of M7.5, non- load-bearing walls ( infilled ) to M5.0.
2 ) Masonry : ± 0.000 wall using the following MU10 gangue sintered common brick , ± 0.000 over the wall using the MU10 sintering coal gangue brick .
3 ) Construction of masonry structures is quality level B
4.3 Reinforced
4.3.1 Strength
Class Ⅰ HPB300, fy = 270 N/mm2, welding electrodes using E43
Ⅲ grade HRB400fy = 360 N/mm2, welding electrodes using E60
Strength steel standard values should have not less than 95 % of the guaranteed rate .
4.3.2 anchor bar and hook embedded parts of the force , the rings should be used HPB300, HRB335 or HRB400 steel , prohibited the use of cold steel . The depth of the rings embedded in the concrete of not less than 30d, and should be welded or tied on the steel skeleton .
4.3.3 Construction should pay attention to the different types and grades of steel were stored , well marked , you can not mix , when you need to replace a higher intensity level when the original design of reinforced longitudinal reinforcement should be in accordance with the bearing capacity of reinforced tension design principle of equal value conversion, and should meet the minimum reinforcement ratio requirements.
4.3.4 should be buried parts steel Q235 or Q345 grade steel grade .
4.3.5 reinforced joints forms and requirements: when > 25mm diameter rebar build d, mechanical connectors should be used when the reinforced diameter d