200
2 CALCULATION ROAD ALIGNMENT ELEMENTS
⑴
Calculation
of
the
length
of
transition
curve
L
2
.
1
=
R
A
2
2
.
1
L
2
.
1
:
Length
of
clothoid
A
2
.
1
:
Parameter
of
clothoid
R
:
Radius
L
1
=
R
A
2
1
=
100
80
2
=64
m
L
2
=
R
A
2
2
=
100
80
2
=64
m
⑵
Calculation
of
Deflection
Angle
τ
=
A
L
2
2
2
τ
1
=
80
64
2
2
2
⋅
=
0.32
rad
⇒
deg
⇒
0.32
π
180
=18°20
′
06
″
∴
τ
1
=
‐
τ
2
⑶
Calculation
of
transition
coordinates
τ
2
⋅
=
A
N
....)
9360
216
10
1
(
6
4
2
τ
τ
τ
−
+
−
τ
2
⋅
=
A
E
....)
7560
1320
42
3
(
7
5
3
τ
τ
τ
τ
−
+
−
32
.
0
2
80
⋅
⋅
=
N
....)
9360
216
10
1
(
)
32
.
0
(
)
32
.
0
(
)
32
.
0
(
6
4
2
−
+
−
)
9360
4
0010734182
.
0
216
01048576
.
0
10
01024
.
0
1
(
64
−
+
−
=
)
00000011
.
0
00004855
.
0
01024
.
0
1
(
64
−
+
−
=
=
64
*
0.98981
=
63.348
Similarly,
the
value
of
E
is:
32
.
0
2
80
⋅
⋅
=
E
....)
7560
1320
42
3
32
.
0
(
)
32
.
0
(
)
32
.
0
(
)
32
.
0
(
7
5
3
−
+
−
)
0
0000025
.
0
00078019
.
0
10666667
.
0
(
64
−
+
−
=
=
6.
777
This
example
is
symmetry
spiral
transition
N1=N2
，
E1=E2
⑷
Calculation
of
shift
value
R
Δ
)
cos
1
(
τ
−
−
=
Δ
R
E
R
Содержание NTS-960R
Страница 1: ......
Страница 2: ...Operation Manual NTS 960R Series Electronic Total Station SOUTH SURVEYING MAPPING INSTRUMENT CO LTD...
Страница 11: ...4 1 NOMENCLATURE AND FUNCTIONS 1 1 NOMENCLATURE...
Страница 12: ...5...
Страница 214: ......
