commit to user
Elevasi e = Elevasi PVI
2
+ Ev = 660,6911 + 0,122
= 660,8131 m Elevasi f
= Elevasi PVI
2
+
3
g X
+ Y
3
= 660,6911 +
17 ,
2 10
+ 0,06862
= 660,9767 m Elevasi g
= Elevasi PVI
2
+
3
g X
+ Y
2
= 660,6911 +
17 ,
2 20
+ 0,0305
= 661,1556 m Elevasi h
= Elevasi PVI
2
+
3
g X
+ Y
1
= 660,6911 +
17 ,
2 30
+ 0,007625
= 661,3497 m Elevasi i
= Elevasi PVI
2
+
3
2 1
g Lv
= 660,6911 +
17 ,
2 80
2 1
= 661,5591 m
3.5.1.3 PVI
3
Gambar 3.15 Lengkung Vertikal PVI
3
Data – data :
Stationing PVI
3
= 0+670 Elevasi PVI
3
= 663,7333 m
commit to user
Vr = 80 kmjam
g
3
= 2,17 g
4
= 0
17 ,
2 17
, 2
3 4
g
g A
1 Mencari Panjang Lengkung Vertikal
a. Syarat keluwesan bentuk
m V
Lv 48
80 6
, 6
,
b. Syarat drainase
m A
Lv 8
, 86
17 ,
2 40
40
c. Syarat kenyamanan pengemudi
m V
A Lv
55 ,
36 380
80 17
, 2
380
2 2
d. Pengurangan goncangan
m V
A Lv
58 ,
38 360
80 17
, 2
360
2 2
e. Syarat perjalanan 3 detik
m ik
t V
Lv
67 ,
66 det
3 3600
1000 80
Diambil Lv terbesar, yaitu = 86,8 m
90 m
m Lv
A Ev
2441 ,
800 90
17 ,
2 800
commit to user
2 1
1
2 1
X Lv
A Y
2 3
3
2 1
X Lv
A Y
m 003014
, 5
90 17
, 2
2 1
2
m 07535
, 25
90 17
, 2
2 1
2
2 2
2
2 1
X Lv
A Y
2 4
4
2 1
X Lv
A Y
m 02712
, 15
90 17
, 2
2 1
2
m 14768
, 35
90 17
, 2
2 1
2
2 Stationing Lengkung Vertikal PVI
3
STA a = Sta PVI
3
–
1 2
Lv = 0+670
–
90 2
1
= 0+625 m STA b = 0+630
STA c = 0+640 STA d = 0+650
STA e = 0+660 STA f = Sta PVI
3
= 0+670 STA g = 0+680
STA h = 0+690 STA i = 0+700
STA j = 0+710 STA k = Sta PVI
3
+
1 2
Lv = 0+670 +
90 2
1
= 0+715 m
3 Elevasi Lengkung Vertikal
Elevasi a = Elevasi PVI
3
-
3
2 1
g Lv
= 663,7333 -
17 ,
2 90
2 1
= 662,7568 m
commit to user
Elevasi b = Elevasi PVI
3
-
3
g X
- Y
1
= 663,7333 -
17 ,
2 40
- 0,003014
= 662,8623 m Elevasi c
= Elevasi PVI
3
-
3
g X
- Y
2
= 663,7333 -
17 ,
2 30
- 0,02712
= 663,0552 m Elevasi d
= Elevasi PVI
3
-
3
g X
- Y
3
= 663,7333 -
17 ,
2 20
- 0,07535
= 663,2239 m Elevasi e
= Elevasi PVI
3
-
3
g X
- Y
4
= 663,7333 -
17 ,
2 10
- 0,14768
= 663,3686 m Elevasi f
= Elevasi PVI
3
- Ev = 663,7333 - 0,2441
= 663,4892 m Elevasi g
= Elevasi PVI
3
+
4
g X
- Y
4
= 663,7333 +
10
- 0,14768 = 663,5856 m
Elevasi h = Elevasi PVI
3
+
4
g X
- Y
3
= 663,7333 +
20
- 0,07535 = 663,6579 m
Elevasi i = Elevasi PVI
3
+
4
g X
- Y
2
= 663,7333 +
30
- 0,02712 = 663,7062 m
Elevasi j = Elevasi PVI
3
+
4
g X
- Y
1
= 663,7333 +
40
- 0,003014 = 663,7303 m
commit to user
Elevasi k = Elevasi PVI