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大工19春《道桥工程实验(一)》实验报告{包过答案}

时间:2019-08-05 22:55来源:本站作者:点击: 920 次

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电梯直达
发表于 2019-5-21 11:39:21 | 只看该作者 
姓    名:                      
学习中心:                      
专    业:                      实验一:水泥实验
一、实验目的:                                                           
                                                                     
                                                                     
二、实验内容:
第1部分:水泥标准稠度用水量、凝结时间测定
实验仪器、设备:                                                     
                                                                     
1、水泥标准稠度用水量
(1)实验原理:                                                      
                                                                     
(2)实验数据及结果
不变水量法


 用水量W(mL)




 试锥沉入值S(mm)




 标稠用水量P(%)
P= 33.4—0.185S




 2、水泥凝结时间测定
(1)实验原理:                                                      
                                                                     
(2)实验数据及结果
凝结
时间
 初凝时间:             min




 终凝时间:             min


 第2部分:水泥胶砂强度检验
1、实验依据:                                                      
                                                                     2、实验仪器、设备:                                                
                                                                     3、实验数据及结果
材料用量
(g)
 水泥
 标准砂
 水












 龄期
 28天


 抗折强度
 试件编号
 1
 2
 3




 强度,MPa










 代表值,MPa
(计算方法见PPT)




 抗压强度
 试件编号
 1
 2
 3
 4
 5
 6




 破坏荷载(Fi),kN
















 强度(Ri),MPa
(Ri=Fi×1000/A,其中A=1600mm2)
















 代表值,MPa
(计算方法见PPT)






水泥检验项目合格性评定:
(1)水泥的凝结时间是否符合要求,是如何判定的?
                                                                     
                                                                     
(2)水泥胶砂强度是否符合要求,是如何判定的?
                                                                     
                                                                     实验二:混凝土实验
一、实验目的:                                                           
                                                                     
                                                                     
二、配合比信息:
1.基本设计指标
(1)设计强度等级               
(2)设计砼坍落度               
2.原材料
(1)水泥:种类          强度等级           
(2)砂子:种类          细度模数           
(3)石子:种类          粒    级                   
(4)水:                                    
3.配合比:(kg/m3)
材料
 水泥
 砂
 碎石
 水
 水灰比
 砂率


 1m3用量(kg)
 475
 600
 1125
 200
 0.42
 35%


 称量精度
 ±0.5%
 ±1%
 ±1%
 ±0.5%
 --
 --


 15L用量(kg)
 7.125
 9.0
 16.875
 3
 0.42
 35%




三、实验内容:
第1部分:混凝土拌合物工作性的测定和评价
1、实验仪器、设备:                                                
                                                                     2、实验数据及结果
工作性参数
 测试结果


 坍落度,mm




 粘聚性




 保水性






第2部分:混凝土力学性能检验
1、实验仪器、设备:                                                
                                                                     
2、实验数据及结果
试件编号
 1#
 2#
 3#


 破坏荷载F,kN








 抗压强度,MPa
其中(,A=22500mm2)








 抗压强度代表值,MPa




 四、实验结果分析与判定:
(1)混凝土拌合物工作性是否满足设计要求,是如何判定的?
                                                                     
                                                                     
(2)混凝土立方体抗压强度是否满足设计要求。是如何判定的?
                                                                     
                                                                     实验三:水准测量实验
一、实验目的:
                                                                     
                                                                     
                                                                     二、实验原理:
                                                                     
                                                                     
                                                                     
三、实验内容:
1、实验仪器、工具:                                                  
                                                                     
                                                                     2、水准仪的操作程序:                                                
                                                                     
                                                                     3、实验数据及结果
水准测量记录表
测站
编号
 点号
 后尺下丝
 前尺下丝
 标尺读数
 后尺—前尺
 高差
中数
 高差
改正
 高程






 后尺上丝
 前尺上丝
















 后视距
 前视距
 后尺
 前尺














 视距差
 ∑d














 1
















 13.650
































 1.234
 0.960
 0.274






























 2


















































 0.823
 1.442
 -0.619






























 3


















































 1.638
 1.166
 0.472






























 4


















































 1.135
 1.257
 -0.122
















































 13.650


 注:表中相关数据计算公式需参考相关文献《测量学》或辅导资料三。实验四:全站仪的认识与使用
一、全站仪的特点:
(1)                                                                
                                                                     
(2)                                                                
                                                                     
(3)                                                                
                                                                     
(4)                                                                
                                                                     二、全站仪的构造:
                                                                     
                                                                     
                                                                     三、全站仪的测量结果:
测量项目
 测试结果


 角度测量




 距离测量




 坐标测量

  


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