ent drainage basins. Areas and precipitation values are tabulated. Compute the average precipi- tation over the basins. Station B с D E F G H Area of basin Zone I 11 III IV V VI Area of basin Polygonal areas 9.3 cm 10.5 cm Thiessen polygon area (km²) 170 164 156 150 116 36 Ce 10.9 cm 124 42 -958 km³ 12.8 cm 12.2 cm Area (km²) 56 192 420 244 44 58 = 1014 km² Flg. P2.25 Thiessen polygons Basin boundary Ge 14.2 cm 14.0 cm 13.5 cm Precipitation (cm) 9.3 10.5 10.9 12.2 13.5 14.0 14.2 12.8

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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(Civil engineering hydrology)
8 Thiessen polygons and isohyetal map are given in Fig. P 2.25 and P 2.26, respectively, for differ.
ent drainage basins. Areas and precipitation values are tabulated. Compute the average precipi-
tation over the basins.
Station
A
B
E
F
G
H
Area of basin
Zone
I
II
III
IV
V
VI
Area of basin
Polygonal areas
9.3 cm
10.5 cm
Thiessen polygon
area
(km²)
170
164
156
150
116
36
124
42
= 958 km²
10.9 cm
12.8 cm
%
12.2 cm
Area (km²)
56
192
420
244
44
58
= 1014 km²
Flg. P2.25 Thiessen polygons
Basin boundary
14.2 cm
14.0 cm
E
13.5 cm
Precipitation
(cm)
9.3
10.5
10.9
12.2
13.5
14.0
14.2
12.8
Transcribed Image Text:8 Thiessen polygons and isohyetal map are given in Fig. P 2.25 and P 2.26, respectively, for differ. ent drainage basins. Areas and precipitation values are tabulated. Compute the average precipi- tation over the basins. Station A B E F G H Area of basin Zone I II III IV V VI Area of basin Polygonal areas 9.3 cm 10.5 cm Thiessen polygon area (km²) 170 164 156 150 116 36 124 42 = 958 km² 10.9 cm 12.8 cm % 12.2 cm Area (km²) 56 192 420 244 44 58 = 1014 km² Flg. P2.25 Thiessen polygons Basin boundary 14.2 cm 14.0 cm E 13.5 cm Precipitation (cm) 9.3 10.5 10.9 12.2 13.5 14.0 14.2 12.8
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