ho 
00 
TABLE 2. 
— 
Country 
¡3 cp 
Publication _o £ 
Scale g ® 
OhÜ 
Type of Terrain 
Field Work 
% 
Prepara 
tory work 
% 
Detail 
plotting 
% 
Total time 
and cost per 
km 2 
$ 
Remarks 
Belgium 
1 : 25000 
5 m 
2.5 m 
lm 
slope 10% 
slope 10% 
slope 2% 
varying 
negli 
gible 
86% 
finishing 
14% 
18.6 h 
1800 Fr. B 
36 
field 
work not 
included 
Belgian 
Congo 
1 : 20000 
5 m 
2.5 m 
slope 10% 
slope 10% 
aerial triangu 
lation 
11% to 
17% 
71%, 67% 
finishing 
18%-16% 
10.7h to 
17.8 h 
1.050 to 
1700 Fr. B 
34 
1 : 200000 
25 m 
aerial triangu 
lation 
interpretations 
47% 
5% 
31% 
finishing 
17% 
1.25 h 
130 Fr. B 
2.6 
1 : 500000 
150 m 
radial triang. 
interpret. 
40% 
mosaic & 
drawing 
60% 
0.5 h 
15 Fr. B 
0.30 
Canada 
1 : 25000 
1 : 50000 
1 : 200000 
7.5 m 
7.5 m 
15 m 
30 m 
60 m 
150 m 
Rolling 
Rolling 
Mountainous 
Rolling 
Mountainous 
30% 
35% 
30% 
35% 
30% 
20% 
15% 
10 % 
10% 
10% 
50% 
50% 
60% 
55% 
60% 
24 $ 
5 $ 
9-10.5 $ 
7 $ 
3 $ 
24 
5 
9-10.5 
7 
3 
Chile 
1 : 25000 
1 : 50000 
20 m 
50 m 
Rolling 
difficult 
20% 
20% 
40% 
40% 
40% 
40% 
2 h 
600 $ 
1 h 20 m 
400 $ 
600 
400 
England 
(private 
Comp). 
1 : 20000 
1 : 25000 
1 : 50000 
20 m 
5 m 
10 m 
Mountainous 
Undulating 
Flat 
30% 
40% 
33% 
5 
5 
5 
65 
55 
62 
5 h 10 h 
5 h 10 h 
1 h 2 h 
— 
France 
1 : 20000 
5 m 
Rolling 
27% 
(aerial triangu 
lation included) 
72* 
2.9 h 
5.0 h 
— 
* with 
drawing 
and 
finish 
ing 
North 
Africa 
1 : 40000 
10 m 
20 m 
Rolling 
29 
71 
1.25 h 
2.0 h 
— 
Israel 
1 : 20000 
1 : 50000 
10 m 
20 m 
Average 
Average 
40% 
30% 
5 
5 
55 
65 
50 — 70 $ 
35 — 45 $ 
50—70 
35—45 
Norway 
1 : 25000 
1 : 50000 
10 m 
5 m 
30 m 
20 m 
Average 
Mountainous 
62% 
74% 
17 
9 
21 
17 
133 Kr. 
34 Kr. 
9,5 $ 
2.4 $ 
Pakistan 
1 : 25000 
7.5 m 
Undulating 
36% 
— 
64 
81 Rs. 
12$ 
Sweden 
1 : 50000 
5 m 
15.7 
70 
112 Kr. 
5.8 $ 
Cost of 
support 
ing 
“econom 
ic map” 
not 
included 
Switzer 
land 
1 : 25000 
20 m 
Mountainous 
20 
4 
finish 
ing 
55 
9 
— 
— 
NO 
O