3. For a 2 hour, 8 mm/h intensity rainfall, the hydrograph given in Table is observed. The area of watershed is 500 km² Table: Propeller readings Time 0 flow rate (m³/s) 8 2 4 6 14 18 30 8 10 12 45 38 28 14 16 18 20 22 24. 18. 14 10 a) Obtain 2 hour unit - hydrograph for the considered flow section b) Obtain 4 hour unit- hydrograph for considered flow section. c) Obtain the hydrograph of a rainfall with 4 hour duration and 10 mm/h intensity. 24 8 8

3. For a 2 hour, 8 mm/h intensity rainfall, the hydrograph given in Table is observed. The area of watershed is 500 km² Table: Propeller readings Time 0 flow rate (m³/s) 8 2 4 6 14 18 30 8 10 12 45 38 28 14 16 18 20 22 24. 18. 14 10 a) Obtain 2 hour unit - hydrograph for the considered flow section b) Obtain 4 hour unit- hydrograph for considered flow section. c) Obtain the hydrograph of a rainfall with 4 hour duration and 10 mm/h intensity. 24 8 8

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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Using the total direct runoff hydrograph given, derive a 2 hour unit hydrograph for the 2,850 acre drainage area. The rainfall duration was 2 hours and the total precipitation was 6 inches.
Hello, in this question the average rainfall need to be calculated by the use of Thiessen polygons.
Develop the Total I 1-hour Unit Hydro o Index is 2 cm Assume a baseflow of 2 m/s. SHOW SAMPLE CALCULATION BELOW for all types of calculations you need to do. ograph (TH) from a 3-hour duration storm on a watershed whose 1(UH) is given in the first two columns of the table below. Storm Data: Time 1" hour 2nd hour 3rd hour Rainfall depth (cm) 4 3 2.5 Computation Table (Please Fill-in the Blanks as needed) I-hr UH Time (hr) Direct Runoff per period and baseflow (use space as needed) Total Hydrograph Q (cms) (m'/s) 58 110 96 53 26 14 8. 9 4 10 3 11 1.5 12 13 14 15 16 Sample calculation (with proper units): Runoff depth sample calculation needed.A completely-worded sample calculation using Principle of Linearity is a must for any partial credit. Must show unit cancellations. Additional space in the nex page.
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Q1. Find linear relation between Discharge (Y cumec) and Stage (x m) of for the below hydrologic data: X Y X Y X Y X Y 18 905.7 19 1004.66 1 12.86 19 1004.66 17 811.9 12 420.3 19 1004.66 88.78 12 420.3 3 40.5 8 199.9 723.26 5 88.78 17 811.9 3 40.5 639.78 4 62.06 6 120.66 7 157.7 199.9 5 88.78 13 488.3 10 299.78 1 12.86 488.3 5 88.78 12 420.3 14 561.46 811.9 12 420.3 17 811.9 14 561.46 157.7 3 40.5 3 40.5 10 299.78 88.78 811.9 6 120.66 1 12.86 1108.78 6 120.66 10 299.78 1108.78 157.7 905.7 16 723.26 561.46 12.86 3 40.5 62.06 1004.66 9 247.26 88.78 639.78 488.3 639.78 120.66 811.9 12 420.3 357.46 7 157.7 13 17 7 5 20 18 1 19 17 11 1215256 17 20 7 13 LASZO 14 4 5 16 15 8 5 17 811.9 157.7 7
How to conduct an analysis of a water discharge? Daily discharge measurements and rainfall data are provided. I need to determine whether the water discharge is sufficient for the irrigation area.
2 %V9 li. 3 (9 This question requires one response per row The base flow for this direct runoff hydrograph is: 0 4 8h o Index = 0.135 cm/h Rainfall excess = 5.52 cm 30 25 20 15 Direct runoff 5.52 cm 10 A Base flow -6 0 12 18 24 30 36 42 48 54 60 66 Time in hours -6 8 5.52 48 Discharge (m/s) 3.26 cm 2.26cm