(a) Compute the runoff from a 2000 ha watershed due to 15 cm rainfall in a day. Thewatershed has 35% group B soil, 40% group C soil and 25% group D soil. The landuse is 80% residential that is 65% impervious and 20% paved roads. Assume AMCII conditions.(7)(b) If the land were pasture land in poor condition prior to the development, whatwould have been the runoff volume under the same rainfall? What is the percentageincrease in runoff volume due to urbanization?[Note: Use standard SCS-CN equations.]

(a) Compute the runoff from a 2000 ha watershed due to 15 cm rainfall in a day. The watershed has 35% group B soil, 40% group C soil and 25% group D soil. The land use is 80% residential that is 65% impervious and 20% paved roads. Assume AMC II conditions. (b) If the land were pasture land in poor condition prior to the development, what would have been the runoff volume under the same rainfall? What is the percentage increase in runoff volume due to urbanization? [Note: Use standard SCS-CN equations.]

(a) Compute the runoff from a 2000 ha watershed due to 15 cm rainfall in a day. The watershed has 35% group B soil, 40% group C soil and 25% group D soil. The land use is 80% residential that is 65% impervious and 20% paved roads. Assume AMC II conditions. (b) If the land were pasture land in poor condition prior to the development, what would have been the runoff volume under the same rainfall? What is the percentage increase in runoff volume due to urbanization? [Note: Use standard SCS-CN equations.]

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

See similar textbooks

Related questions

Q: A 200-acre urban drainage area consists of three different watershed areas as follows: (i) 100-acre…

Q: 3. List at least three factors that impact a watershed's response to rainfall.

A: Given data,multiple questions are givenSolving question 3 as per mentionlet's discuss the three…

Q: 3. The average rainfall rate in a watershed with an area of 50 mi² in the upstate of South Carolina…

A: Given that, Watershed area = 50 square miles Average rainfall= 62 inches/year Average stream…

Q: 4. Calculate the weighted curve numbers for a given watershed, comprising 30% agricultural land of…

A: Given Data - Agricultural land of fair woods (with soil group B) = 30% Residential area (1/2 acre)…

Q: 4. Calculate the weighted curve numbers for a given watershed, comprising 30% agricultural land of…

A: The percent of land use for a watershed are:- Agricultural land of fair woods (with soil group B) =…

Q: Is it possible to reduce the BOD of the effluent to maintain the DO above 7.0 mg/L at all downstream…

Q: Problem 3.24 (page 119): The soil in a watershed has the following properties: 0, = 0.02, O = 0.25,…

Q: What is the value of the 10-year ARI runoff coefficient (C10) of this catchmen

Q: Initial abstraction la a) The area contributing direct run off to a stream b)The degree of vetness…

A: For the first question, the correct option is:Initial abstraction la isb) The degree of wetness of a…

Q: 4. 1.25×104 m³ of runoff occurs from a 100-ha plot of uniformly sloping land in a certain half-hour…

Q: Calculate the runoff from a watershed of 0.01×R ha. The following data are available: Depth of…

A: To calculate runoff

Q: '. (a) Compute the runoff from a 7-in rainfall on a 1500-acre watershed that has hydrologic soil…

Q: A 100-acre watershed that is 80% Industrial and 20% newly graded areas (no vegetation). The…

Q: What would the runoff be if a 3 acre watershed got 10 in/hr rainfall and an average c coefficient of…

Q: It takes 30 hours for water to flow from Point A to point B in a river. The flow rate and BOD5 in…

Q: 2. Explain (list and define) the three main mechanisms for generation of vertical air motion (air…

A: Given datamultiple questions are given So solving question 2 as mention let's discuss the mechanism…

Q: Rainfall intensity of a rural catchment is 50 mm/hr. The percentage contributions of catchment…

Q: Indicate how each of the following land uses affect surface runoff, i.e. stormflow (stream…

A: Baseflow: Baseflow is a portion of streamflow that is not directly generated from the surplus of…

Q: Rainfall intensity of a rural catchment is 50 mm/hr. The percentage contributions of catchment…

A: Rainfall intensity of a rural catchment is 50 mm/hrContributions of catchment relief=0%Contributions…

Q: Q.3: B) A residential area with an area of 5 km² and a runoff coefficient of 0.285. Rain fell on it…

A: 📍 Approach to solving the question: Here is the approach to solving the question: Approach:…

Question

(a) Compute the runoff from a 2000 ha watershed due to 15 cm rainfall in a day. The
watershed has 35% group B soil, 40% group C soil and 25% group D soil. The land
use is 80% residential that is 65% impervious and 20% paved roads. Assume AMC
II conditions.
(7)
(b) If the land were pasture land in poor condition prior to the development, what
would have been the runoff volume under the same rainfall? What is the percentage
increase in runoff volume due to urbanization?
[Note: Use standard SCS-CN equations.]

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

Step 2

Step 3

Step 4

Step by step

Solved in 4 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, civil-engineering and related others by exploring similar questions and additional content below.

Similar questions

You are in a 240-acre watershed and receive 7 inches of rain to fall in a 24-hour period, what is the Volmne? You are in a 240-acre watershed and receive 7 inches of rain to fall in a 24-hour period, what is the Surface Water? In the same scenario as questions 26 and 27 with the ground being 60% permeable, what is the the infiltraion? In the same scenario as questions 26 and 27 with the ground being 60% permeable, what is the the Run-off? In the same scenario as questions 26 and 27 with the ground being 30% permeable, what is the the infiltraion? In the same scenario as questions 26 and 27 with the ground being 30% permeable, what is the the Run-off?
Question 8. [2 Points] Create a 60-minute hydrograph for a 10-acre flat lawn covered with yellow bluestem grass on clayey loam soil and the time of concentration = 20 minutes. A 10-year storm frequency is to be considered. Calculate the volume of the storm runoff.
Please answer question 2
Determine the following: a.The WQDvfor the basin b.The volume and water surface elevation of the micropool c.The water surface elevation of the WQDv d.The size of the water quality outletorifice
A culvert is designed to pass a 50-year storm runoff, and it is designed for a 40 year life. What is the hydrologic risk of failure during the 40-year project life? A.2% B.55% C.64% D.82%
The ordinates of a 6h-UH of a watershed having a drainage area of 393 km^2 are given below. For a storm over the watershed having excess rainfall of 5 cm for the first six hours and 15 cm for the second six hours, compute the direct runoff hydrograph ordinates and plot the hydrograph. Compute the depth of direct runoff in cm. Assuming constant baseflow of 100 m^3/s, compute the storm hydrograph ordinates and plot the hydrograph. (List all the DRH ordinates in order, separated by a single space.)