建筑工程测量计算题
测 点
|
后视读数(m)
|
前视读数(m)
|
高 差(m)
|
高 程(m)
|
备 注
|
BMA
|
2.142
|
|
0.884
|
123.446
|
已知水准点
|
TP1
|
0.928
|
1.258
|
124.330
|
|
|
-0.307
|
|||||
TP2
|
1.664
|
1.235
|
124.023
|
||
0.233
|
|||||
TP3
|
1.672
|
1.431
|
124.256
|
||
-0.402
|
|||||
B
|
|
2.074
|
123.854
|
||
总和 Σ
|
Σa=6.406
|
Σb=5.998
|
Σh=0.408
|
HB -HA=0.408
|
|
计算校核
|
Σa-Σb=0.408
|
点名
|
测站数
|
实测高差(m)
|
改正数(m)
|
改正后高差(m)
|
高程(m)
|
|
BMA
|
12
|
-3.411
|
-0.012
|
-3.423
|
23.126
|
|
1
|
19.703
|
|||||
8
|
+2.550
|
-0.008
|
2.542
|
|||
2
|
22.245
|
|||||
15
|
-8.908
|
-0.015
|
-8.923
|
|||
3
|
13.322
|
|||||
22
|
+9.826
|
-0.022
|
9.804
|
|||
BMA
|
23.126
|
|||||
57
|
0.057
|
-0.057
|
0
|
|||
总和
|
点号
|
距离
(km)
|
实测高差
(m)
|
高差改正数
(m)
|
改正后高差
(m)
|
高程
(m)
|
A
|
2.1
|
-2.224
|
-0.021
|
-2.245
|
26.400
|
1
|
24.155
|
||||
1.1
|
-3.120
|
-0.011
|
-3.131
|
||
2
|
21.024
|
||||
0.8
|
2.220
|
-0.008
|
2.212
|
||
3
|
23.236
|
||||
1.0
|
3.174
|
-0.010
|
3.164
|
||
A
|
26.400
|
||||
5
|
0.050
|
-0.050
|
0
|
||
∑
|
|
测 点
|
距离(km)
|
实测高差(m)
|
改正数(m m)
|
改正后高差(m)
|
高程(m)
|
BM0
|
1.50
|
3.326
|
-0.005
|
3.321
|
23.150
|
A
|
26.471
|
||||
1.30
|
-1.763
|
-0.004
|
-1.767
|
||
B
|
24.704
|
||||
0.85
|
-2.830
|
-0.003
|
-2.833
|
||
C
|
21.871
|
||||
0.75
|
-0.132
|
-0.002
|
-0.134
|
||
D
|
21.737
|
||||
1.80
|
1.419
|
-0.006
|
1.413
|
||
BM0
|
23.150
|
||||
Σ
|
6.20
|
-0.020
|
-0.020
|
0
|
|
测 点
|
距离(km)
|
实测高差(m)
|
改正数(m m)
|
改正后高差(m)
|
高程(m)
|
BM7
|
130
|
0.533
|
-3
|
0.530
|
47.040
|
A
|
47.570
|
||||
200
|
-0.166
|
-4
|
-0.170
|
||
B
|
47.400
|
||||
490
|
0.193
|
-10
|
0.183
|
||
C
|
47.583
|
||||
370
|
0.234
|
-7
|
0.227
|
||
D
|
47.810
|
||||
410
|
1.028
|
-8
|
1.020
|
||
BM8
|
48.830
|
||||
Σ
|
1600
|
1.822
|
-32
|
1.790
|
|
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