1. Tables below show data of stream flow and rainfall observed for a particular watershedwith an area of approximately 9552676.06 ft. Assume a baseflow of 75 cfs.2. With this data, generate a unit hydrograph that can be used to estimate the stream flowfor all rainfall amount.TimeGross PrecipitationObserved Hydrographcfs75TimeHrin/hHr0-11.001.801-21752-33.0021103-40.75205305342802057130875

Find runoff depthd=Volume of runoffArea of catchmentVolume of runoff=Area of Direct runoff…

Answered: 1. Tables below show data of stream…

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

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A small watershed has four rain gauging stations. During a particularstorm event, these four rain gauging stations W, X, Y and Z recorded 28.4mm,24.9mm, 31.6mm and 29.8mm of precipitations respectively. As shown in thefigure, segment formed by connecting stations W & Z is the perpendicularbisector of the segment formed from stations X & Y and vice versa. Determinethe areal average precipitation for this watershed using the (i) Thiessen Polygon Method
Hello, in this question the average rainfall need to be calculated by the use of Thiessen polygons.
The annual rainfall at the rain-gauge stations with the catchment area of 10km are indicated below. Thiessen polygon measured are also shown in the table below. Stations Recorded rainfall(P1)(cm) Area of polygon(ai)(km2) A 8.8 570 B 7.6 920 C 10.8 720 D 9.2 620 E 13.8 520 F 10.4 550 G 8.5 400 H 10.5 650 I 11.2 500 J 9.5 350 K 7.8 520 L 5.2 250 M 5.6 350 1. Describe mean rainfall over the area using Thiessen polygon method and Compare Thiessen polygon method with arithmetic mean method.
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1. Tables below show data of stream flow and rainfall observed for a particular watershed with an area of approximately 9552676.06 fť. Assume a baseflow of 75 cfs. 2. With this data, generate a unit hydrograph that can be used to estimate the stream flow for all rainfall amount.