commit to user
3.3. Perhitungan Stationing
Data : Perhitungan jarak dari peta dengan skala 1: 10.000 d
A-1
= 404,97 m d
1 – 2
= 1143,65 m d
2 – 3
= 790,73 m d
3 – B
= 771,31 m
1. Tikungan PI
1
S - C- S Tt
1
= 209,119 m Ls
1
= 85 m Lc
1
= 198,481 m
2. Tikungan PI
2
F - C Tc
2
= 32,303 m Lc
2
= 64,563 m Ls
2
= 75 m
3. Tikungan PI
3
S –C- S Tt
3
= 137,402 m Ls
3
= 75 m Lc
3
= 121,977
commit to user Sta A
= 0+000 Sta PI
1
= Sta A + d
A-1
= 0+000 + 404,97 = 0+404,97
Sta TS
1
= Sta PI
1
- Tt
1
= 0+404,97 – 209,119 = 0+195,851
Sta SC
1
= Sta TS
1
+ Ls
1
= 0+195,851 + 85 = 0+280,851
Sta CS
1
= Sta SC
1
+ Lc
1
= 0+280,851 + 198,481 = 0+479,332
Sta ST
1
= Sta CS
1
+ Ls
1
= 0+479,332 + 85 = 0+564,332
Sta PI
2
= Sta ST
1
+ d
1 – 2
– Tt
1
= 0+564,332 + 1143,65 – 209,119 = 1+498,863
Sta TC
2
= Sta PI
2
– Tc
2
= 1+498,863 – 32,303 =1+466,56
Sta CT
2
= Sta TC
2
+ Lc
2
=1+466,56 + 64,563
commit to user = 1+531,123
Sta PI
3
= Sta CT
2
+ d
2 – 3
- Tc
2
= 1+531,123 + 790,73 - 32,303 = 2+289,55
Sta TS
3
= Sta PI
3
– Tt
3
= 2+289,55 – 137,402 = 2+152,148
Sta SC
3
= Sta TS
3
+ Ls
3
= 2+152,148 + 75 = 2+227,148
Sta CS
3
= Sta SC
1
+ Lc
1
= 2+227,148 + 121,977 = 2+349,125
Sta ST
3
= Sta CS
1
+ Ls
1
= 2+349,125 + 75 = 2+424,125
Sta B = Sta ST
3
+ d
3 – B
– Tt
3
= 2+424,125+ 771,31 – 137,402 = 3058,033 3110,66........................OK
Gambar 3.9 Sket Stasioning
TS
1
SC
1
PI 1 STA 0+404,97
CS
1
ST
1
L s
1
Lc
1
Ls
1
d
A-1
PI 2 STA 1+498,863
TC
2
TC
2
Lc
2
d
1-2
TS
3
SC
3
PI 3 STA 2+289,55
CS
3
ST
3
d
2-3
d
3-B
A STA 0+000
B STA 3+058,033
Ls
3
Lc
3 Ls
3
1 1
commit to user
3.4 Kontrol Overlaping
Diketahui: Diketahui :
det
22 ,
22 3600
80000 80
m jam
km ren
V
Syarat overlapping
66 ,
66 22
, 22
3 3
ren
xV a
d a Aman
d 66,66 m Aman
Diketahui koordinat: A
= 0 ; 0 PI
– 1
= - 220 ; 340 PI
– 2
= - 1315 ; 10 PI
– 3
= - 2060 ; - 255 B
= - 2830 ; - 210 Sehingga agar tidak overlaping d
n
66,66 m
1. A Awal proyek dengan Tikungan 1 d
1
= Jarak A - PI
1
– Ts 1 = 404,97 – 209,119
= 195,851 m 66,66 m Aman
commit to user 2. Tikungan 1 dengan Tikungan 2
d
2
= Sta TC
2
– Sta ST
1
= 1+466,56 – 0+564,332 = 902,228 m 66,66 m
Aman 3. Tikungan 2 dengan Tikungan 3
d
3
= Sta TS
3
- Sta CT
2
= 2+152,148 - 1+531,123 = 621,025 m 66,66 m
Aman 4. Tikungan 3 dengan B akhir proyek
d
4
= Sta B – Sta ST
3
= 3+058,033 – 2+424,125 = 633,908 m 66,66 m
Aman
Gambar 3.10 Sket Kontrol Overlaping
TS
1
SC
1
PI 1
CS
1
ST
1
d
A-1
PI 2
TC
2
CT
2
TS
3
SC
3
PI 3
CS
3
ST
3
A
B
d
1-2
d
2-3
d
3-B
Overlaping A dengan Tikungan 1
Overlaping Tikungan 1 dengan Tikungan 2
Overlaping Tikungan 2 dengan Tikungan 3
Overlaping Tikungan 3 dengan Tikungan B
1 1
3
commit to user
3.5 Perhitungan Alinemen Vertikal