土木教学楼设计计算书.docx
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土木教学楼设计计算书.docx
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土木教学楼设计计算书
毕业设计计算书
题目:
教学楼建筑及结构设计
报考专业:
############
准考证号:
############
考生姓名:
#######
建筑设计部分
第一节工程背景及设计条件
1.1工程背景···············································1
1.2设计条件···············································1
第二节材料选用和建筑设计
2.1材料选用···············································1
2.2屋面做法···············································1
2.3尺寸标准图集···········································2
2.4墙体材料及厚度·········································2
2.5防水工程···············································2
2.6建筑节能···············································2
2.7建筑构造···············································2
2.8留孔留洞···············································2
第3节建筑详细工程做法
3.1设计依据···············································3
3.2结构选型···············································3
3.3详细工程做法···········································3
结构设计部分
第一节结构平面布置及结构承重方案的选择
1.1结构平面布置············································5
1.2框架结构承重方案选择····································5
1.3梁柱截面尺寸及结构计算简图······························5
1.4荷载计算················································6
1.5各层重力荷载代表值······································7
第二节框架侧移刚度的计算
2.1框架横梁线刚度ib的计算·································9
2.2框架柱线刚度ib的计算···································9
2.3各层框架横向侧移刚度的计算······························9
2.4横向水平地震作用下框架内力和侧移计算···················10
2.5水平地震作用下框架内力计算·····························11
第三节竖向恒荷载结构内力计算
3.1荷载计算···············································13
3.2内力计算···············································15
3.3内力组合与调整·········································17
第四节截面设计
4.1框架梁截面设计·········································24
4.2框架柱截面设计·········································28
第五节楼板配筋的计算
5.1楼面做法···············································37
5.2材料···················································37
5.3楼盖结构平面布置·······································38
第六节楼梯设计
6.1设计参数···············································42
6.2楼梯板计算·············································42
6.3平台板的计算···········································42
6.4平台梁的计算···········································43
第七节基础设计
7.1地基处理···············································44
7.2基础设计···············································45
施工组织设计部分
第一节编制说明及编制依据
1.1编制说明···············································48
1.2编制依据···············································49
第二节工程概况
2.1建筑概况···············································50
2.2施工条件···············································50
第三节施工准备
3.1施工技术准备···········································503.2施工条件···············································50
3.3物资条件准备···········································51
3.4施工机械选型与准备·····································52
第四节分部分项工程施工方案
4.1测量方案···············································52
4.2桩基础施工·············································53
4.3土方工程···············································54
4.4模板工程···············································56
4.5钢筋工程···············································58
4.6混凝土工程·············································61
4.7脚手架工程·············································62
4.8砌筑工程···············································63
4.9装饰工程···············································64
第五节工程总体质量保证措施
5.1基础工程···············································71
5.2主体工程···············································71
5.3装饰工程···············································72第六节安全文明施工
6.1安全管理的实施·········································726.2高空作业安全措施·······································736.3塔吊的安全措施·········································73
6.4成品保护措施···········································73结语····························································74
参考文献························································75
第一章建筑设计
第一节工程背景和设计条件
1、工程背景
工程名称:
太原市某中学教学楼
工程概况:
本建筑为六层钢筋混凝土框架结构体系,总建筑面积6000m2,总高度22.3m,一层到五层均为3.5m,六层层高为4.2m,室内外高差0.6m。
2、设计条件
1本工程耐火等级为二级,抗震设防烈度为8度,屋面防水等级为Ⅲ级,建筑耐久年限为50年。
2建筑场地位于城郊空旷地带,根据地质资料,该地区地下水埋深在12m以下,最大冻土深1.0m
3基本风压为0.4KN/m2,基本雪压为0.35KN/m2,。
4本工程地质场地类型为Ⅲ级,各土层的物理、力学指标如下表所示
土层序号
土层名称
土层状态
厚度/m
承载力特征值/kpa
1
杂填土
松散(稍密)
1.7
2
粉质粘土
密实
1.8
160
3
粉土
密实
1.78
180
4
粉土
密实
1.7
145
第二节材料选用和建筑设计
一材料使用
1混凝土:
料朱均使用C40混凝土
2钢筋:
纵向受力钢筋采用热轧钢筋HRB335,基础纵筋采用HRB400,其余采用热轧钢筋HRB335
2、屋面做法
25m厚细石混凝土保护层
三毡四油防水层
20mm厚1:
3水泥砂浆找平层
100mm—140mm厚膨胀珍珠岩保温层
现浇混凝土楼板
板底抹灰:
粉底150mm厚
3、尺寸标准图集
本工程尺寸除特殊说明外,标高及总平面均以米为单位,其余以毫米为单位,墙体厚度及门窗洞口尺寸均为统一尺寸。
4、墙体材料及厚度
本工程地上六层填充墙为加气混凝土砌块,外墙后350mm,内墙厚200mm,所有卫生间及120mm厚管井墙为粘土空心墙。
5、防水工程
1屋面防水处理严格按照《屋面工程质量验收规范》。
2顶层屋面做成2%的泄水坡度,沿屋顶两侧双面排水并设有排水口和排水管。
3建筑底屋外维护由900mm宽的散水
4防水材料采用沥青防水卷材
6、建筑节能
1本工程建筑节能设计依据《严寒和寒冷地区居住建筑节能设计标准》JGJ26-2010,《山西民用建筑节能设计标准》
2本工程采用聚苯乙烯夹芯板保温
3建筑符合学校的教学要求
7、建筑构造
1本建筑每个单位构造完全相同,并符合相关的设计规定。
2每层均设有消防层,确保无任何安全隐患
3卫生间给水房间要做好防水处理且满足学生的使用要求。
4门窗要求符合设计要求并有相关的质量检测报告及出厂合格证。
8、留孔留洞
作为一幢小型教学楼,预埋件及管线相对较少且安装构造简单。
可以不设伸缩缝,只需在施工过程中留设必要的空洞作为排水孔及上下管孔,以满足正常的使用要求。
第3节建筑详细工程做法
1、设计依据
1建筑工程毕业设计指导
2房屋建筑制图统一标准(GB/T50001——2010)
3建筑结构荷载规范(GB50009——2012)
4混凝土结构设计规范(GB50010——2010)
5建筑抗震设计规范(GB50011——2010)
6建筑地基基础设计规范(GB50007——2011)
7建筑设计防火规范(GB50045——95)
8《严寒和寒冷地区居住建筑节能设计标准》JGJ26——2010
9其他结构设计教材及专业期刊
10本施工设计文件需经有关部门审核通过后方可开工
2、结构选型
1结构体系选型:
采用钢筋混凝土现浇框架结构体系
2屋面结构:
采用现浇混凝土肋型屋盖,刚柔性结合屋面,屋面板厚100mm
3楼面结构:
采用现浇混凝土肋型屋盖,板厚100mm
4楼梯结构:
采用钢筋混凝土板式楼梯
5天沟:
采用现浇天沟
3、详细工程做法
(1)屋面做法
1自上而下一次为:
25mm厚细石混凝土保护层
三毡四油防水层
20mm厚1:
3水泥砂浆找平层
100—140厚膨胀珍珠岩保温层
现浇混凝土楼板
2楼地面做法
房间、走道楼面(现制水磨石楼面)
自上而下依次为:
10mm厚1:
2水泥石子磨光打蜡
素水泥砂浆结合层一道
20mm厚1:
3水泥砂浆找平层,上卧分隔条
现浇钢筋混凝土楼板
3卫生间楼面
自上而下依次为:
10mm厚防滑地砖,干水泥擦缝
撒素水泥面
20mm厚1:
4干硬性水泥砂浆结合层
60mmC20细石混凝土向地漏找坡,最薄处不少于30mm
改性沥青防水卷材(三毡四油上铺小石子),防水层周边卷起高150mm
20mm厚1:
3水泥砂浆找平层,四周磨削八字脚
现浇钢筋混凝土楼板
4楼梯间楼面(水磨石楼面)
自上而下依次为:
6mm后水磨石层面
20mm厚1:
3水泥砂浆找平层
100mm厚混凝土板
20mm厚板底抹灰
5底面做法
自上而下依次为
10mm厚1:
2水泥石子磨光打蜡
素水泥砂浆结合层
20mm厚1:
3水泥砂浆找平层
素水泥砂浆结合层一道
80mm厚C15混凝土垫层
素土夯实
(2)墙身做法
1外墙面做法
外墙面为370mm厚蒸压粉煤灰假期混凝土砌块墙,采用1:
2.5水泥砂浆,自外而内依次为:
外墙涂料一道
18mm厚水泥砂浆
2内墙面做法
内墙面为240mm厚蒸压粉煤灰加气混凝土砌块墙,采用1:
2.5水泥砂浆砌筑
(1)房间、走道、楼递间等处内墙
自内而外依次为
乳胶漆一道
17mm厚水泥砂浆
(2)卫生间内墙
自内而外依次为:
5mm厚釉面砖
8mm厚1:
0,1:
2.5水泥石灰砂浆结合层
8mm厚1:
0,5:
4水泥石灰砂浆打底扫毛
加气混凝土截面处理剂一道
(3)女儿墙
女儿墙采用240mm厚600mm厚高砖墙,墙面粉刷20mm厚1:
3水泥砂浆,然后涂料
(三)门窗做法
采用铝合金窗户,外部门采用铝合金门,其他门采用实木门。
第二章结构设计部分
第1节结构平面布置及结构承重方案的选择
1、结构平面布置
本教学楼采用柱距为6m,边跨为8.7m,中跨为3m,底层结构层高从基础算起,室内外高差为0.6m,取室外底面到基础顶面的距离为0.5m,各层的结构层高分别为:
底层4.1m,二到五层为3.5m,六层为4.2m。
2、框架结构承重方案的选择
本方案中竖向荷载的传递途径:
楼板的均布荷载和恒荷载经次梁传递间接或直接传至主梁,再有主梁传至框架柱,并由框架柱传递给基础,最后传至地基。
根据以上楼盖的平面布置及竖向荷载的传递途径,本教学楼框架的承重方案采用横、纵向框架混合承重方案。
3、确定梁柱截面尺寸及结构计算简图
(1)梁截面尺寸的确定
1主梁截面高度一般按梁跨度的1/12—1/8估算,截面宽度可取梁高的1/3—1/2:
1)纵梁:
h=(1/8~1/12)L=(1/8~1/12)×6000=500mm~750mm
取h=600mm,b=250mm
2)边横梁:
h=(1/8~1/12)L=(1/8~1/12)×8700=725mm~1087.5mm
取h=750mm,b=250mm
3)走道梁:
为使边横梁与走道梁上部钢筋能贯通,故取b=250mm
取h=400mm,b=250mm
(2)柱截面尺寸的确定
框架柱截面尺寸根据柱的轴压比限制确定为600×600mm
四荷载计算
1、恒载计算:
(1)上人屋面永久荷载标准值:
25mm厚细石混凝土保护层0.025×22=0.55KN/m2
改性沥青防水层0.40KN/m2
20mm厚1:
3水泥砂浆层找平层0.02×20=0.40KN/m2
100mm~140mm厚膨胀珍珠岩(0.10+0.14)/2×7=0.84KN/m2
100mm厚现浇钢筋混凝土楼板0.10×25=2.5KN/m2
15mm厚纸筋石灰抹底0.015×16=0.24KN/m2
小计:
4.94KN/m2
(2)房间、走道楼梯永久荷载标准值:
20mm厚1:
3水泥砂浆层找平层0.02×20=0.40KN/m2
100mm厚现浇钢筋混凝土楼板0.10×25=2.5KN/m2
15mm厚纸筋石灰抹底0.015×16=0.24KN/m2
小计:
3.79KN/m2
(三)卫生间楼面永久荷载标准值
10mm厚防滑地砖楼面9.8×0.008=0.1584KN/m2
20mm厚1:
3水泥砂浆层找平层0.02×20=0.40KN/m2
60mm厚素混凝土找坡层0.06×20=0.40KN/m2
改性沥青防水层0.40KN/m2
20mm厚1:
3水泥砂浆层找平层0.02×20=0.40KN/m2
100mm厚现浇钢筋混凝土楼板0.10×25=2.5KN/m2
15mm厚纸筋石灰抹底0.015×16=0.24KN/m2
小计:
5.2984KN/m2
2活载计算
上人屋面均布活荷载2.0KN/m2
房间楼面均布活荷载2.0KN/m2
卫生间楼面均布活荷载2.0KN/m2
楼梯间、走道楼面均布活荷载2.5KN/m2
屋面雪荷载标准值0.35KN/m2
3墙体重力荷载标准值的计算
外墙5.5×0.35=1.925KN/m2
内墙5.5×0.20=1.1KN/m2
女儿墙0.6×0.24×18+(0.6×2+0.24)×0.02×17=3.08KN/m2
4墙面抹灰
外墙面0.018×17=0.306KN/m2
内墙面0.017×17=0.289KN/m2
卫生间墙面0.021×17=0.357KN/m2
5门窗重力荷载标准值的计算
铝合金门窗、实木门0.45KN/m2
5、各层重力荷载代表值的计算
(1)柱
层次
计算高度/mm
b/mm
h/mm
单重/KN
数量
总重/KN
1
4600
600
600
41.4
36
1490.4
2
3500
600
600
31.5
36
1134
3
3500
600
600
31.5
36
1134
4
3500
600
600
31.5
36
1134
5
3500
600
600
31.5
36
1134
6
4100
600
600
37.8
36
1360.8
(2)梁
层次
类别
净跨
b/mm
h/mm
V/m3
单重
数量
小计/KN
总重/KN
1~6层
横梁
8100
250
750
1.51
37.75
18
679.5
1387.5
走道梁
2400
250
400
0.24
6.000
10
60
长跨纵梁
5400
250
600
0.81
20.25
32
648
(3)墙体
1、第一层
外墙:
913.4×136.8/183.6=680.5KN
内墙:
1191.6×165.6/279.6=705.7KN
2、第二层到第五层
外墙:
677.36×136.8/183.6=504.7KN
内墙:
1097.43×165.6/279.6=645.0KN
3、第六层
外墙:
924.41×135.8/183.6=683.7KN
内墙:
1354.7×165.6/279.6=802.3KN
4、女儿墙
3.0816×(48+20.4)×2=421.5KN
(4)楼板
各层楼板的重力荷载值的计算见下表
楼板重力荷载代表值
层次
建筑面积
梁面积
柱面积
楼梯间
卫生间
楼板厚度/mm
总重/KN
1
979.2
85.65
12.96
52.2
52.2
80
3922.8
2
979.2
85.65
12.96
52.2
52.2
80
3922.8
3
979.2
85.65
12.96
52.2
52.2
80
3922.8
4
979.2
85.65
12.96
52.2
52.2
80
3922.8
5
979.2
85.65
12.96
52.2
52.2
80
3922.8
6
979.2
85.65
12.96
120
4552.8
(5)恒载总汇
层次
梁/KN
板/KN
小计/KN
柱/KN
墙/KN
小计/KN
1
1387.5
3922.8
5310.3
1490.4
1386.2
2876.6
2
1387.5
3922.8
5310.3
1134
1149.7
2283.7
3
1387.5
3922.8
5310.3
1134
1149.7
2283.7
4
1387.5
3922.8
5310.3
1134
1149.7
2283.7
5
1387.5
3922.8
5310.3
1134
1149.7
2283.7
6
1387.5
4552.8
5940.3
1360.8
1486
2846.8
(6)活荷载的计算
1第一层到第五层
(979.2-52.2-52.2)×2.0+52.2×2.0+52.2×2.5=1984.5KN
2第六层
979.2×(2.0+0.35)=2301.12KN
(7)计算各层重力荷载代表值
G1=5310.3+0.5×(2876.6+2283.7)+0.5×1984.5=8882.7KN
G2=5310.3+0.5×(2283.7+2283.7)+0.5×1984.5=8586.25KN
G3=5310.3+0.5×(2283.7+2283.7)+0.5×1984.5=8586.25KN
G4=5310.3+0.5×(2283.7+2283.7)+0.5×1984.5=8586.25KN
G5=5310.3+0.5×(2283.7+2846.8)+0.5×1984.5=8867.8KN
G6=5940.3+0.5×2846.8+0.5×2301.12+421.5=8935.8KN
第二节框架侧移刚度的计算
一框架横梁线刚度ib的计算
框架横梁线
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