A watershed with an area approximated by a circle of diameter 100 km. Five raingage stations are distributed over the watershed to record the precipitation data. The coordinates of the five stations and the center of the watershed and the annual precipitation records during the year 2020 are given in the table below: Centre: (100, 100) Diameter: 100 km. Distance are in km Station 1 3 4 Coordinates (30, 80) (70, 100) (100, 140) (130, 100) (100, 70) Precipitation (cm) 85.0 135.2 95.3 146.4 102.2 Your job is to compute the average annual precipitation using Thiessen polygon method.

A watershed with an area approximated by a circle of diameter 100 km. Five raingage stations are distributed over the watershed to record the precipitation data. The coordinates of the five stations and the center of the watershed and the annual precipitation records during the year 2020 are given in the table below: Centre: (100, 100) Diameter: 100 km. Distance are in km Station 1 3 4 Coordinates (30, 80) (70, 100) (100, 140) (130, 100) (100, 70) Precipitation (cm) 85.0 135.2 95.3 146.4 102.2 Your job is to compute the average annual precipitation using Thiessen polygon method.

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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Test yourself! Calculate average rainfall for this catchment. Zone 1 2 3 4 total *Answers will be provided at the end of this video Area (km²) 350 300 250 100 1000 30 35 27 30 34 ● 39 40 42.
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The precipitation on a catchment in Zimbabwe of area 95 km² is sampled in table below. Determine the precipitation recorded by station number (7) if the mean precipitation, as computed by Thiessen method, amounts to 98mm. Rain gauge 1 2 3 4 5 8 6 7 Recorded rainfall. Feb. 1968 (mm) 84 90 120 86 87 76 X 131 Thiessen polygon on area (km²) 4.0 4.0 10.0 5.1 15.1 30.6 6.2 20.0
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