2.15 The mass curve of rainfall in a storm of total duration 90 minutes is given below.(a) Draw the hyetograph of the storm at 10 minutes time step. (b) Plot the maximumintensity-duration curve for this storm. (c) Plot the maximum depth-duration curvefor the storm.Time (Minutes)|8010 20 304050607090Cumulative rainfall 0|(mm)2.16.314.5 21.7 27.9 33.0 35.1 36.2 37.0

Time (minutes} Cumulative rainfall Rainfall (mm} Rainfall intensity (mm/hr} 0 0 0 0 10 2.1 2.1…

Answered: 2.15 The mass curve of rainfall in a…

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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Annual rainfall at a given location can be described by a lognormal distribution. The transformed mean in the log domain is 4.83 and log- transformed standard deviation is 0.149. Estimate the magnitude of the 50-year annual rainfall. O 146.0 O 125.21 O 180,14 None of the choices 170.72
Rainfall data of a certain locality is given below. Compute the maximum depth and Maximum intensity with respect to the given time. Time July 3, 1830 July 3, 1830 July 3, 1830 July 3, 1830 July 3, 1830 11:30am 9:30am 10:00am 10:30am 11:00am Recorded P (mm) 0 6 12 3 15 July 3, 1830 12:00nn 7 July 3, 1830 July 3, 1830 July 3, 1830 July 3, 1830 12:30pm 1:30pm 2:00pm 1:00pm 6 3 1 1
Question 2 3 pts Estimate the total excess/effective rainfall in mm for a 5% AEP storm. The temporal pattern distribution (in %) for a 45-min rainfall duration (5-min time step) for a South Australian catchment is given below. 13.18 9.3 9.3 13.18 20.93 13.95 13.18 20.93 13.95 4.65 8.53 6.98 Consider: Total rainfall depth = 26.2 mm IL = 7.8 mm and CL = 2.6 mm/hr Give your answer to two decimal places. Note: When presenting your answers, round your answer as instructed, but for your calculation, use as many decimal places as you have to avoid rounding errors.
For a 14 hours storm, accumulated rainfall is given below. Time (hours) 02 4 6 8 10 12 14 Accumulated rainfall (cm)| 0 | 0.8 3.0 5.8 6.9 8.1 9.6 10.8 If $index for the catchment is 0.4 cm/h, then the intensity of effective rainfall at 8th hour will be cm/h.
14.
The isolation map of a 10-hour downpour in a basin is given in the figure on the right.a) Find the mean areal precipitation height for this downpour.b) Calculate and plot the 10-hour precipitation height-area curve.
Hydrology Problem: Develop a synthetic rainfall hyetograph for a 6 hr, 10-year rainfall event for Houston, TX using a time step of 30 min. Arrange to be an early peaking event.
Solve the following questions of hydrology analyze properly and show complete solution.

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