Calculate the infiltration rate using green ampt method at 0.2 hr for a silty clay soil at 0.1 hr increments up to 6 hrs from the beginning of infiltration. Assume an initial effective saturation of 20 % and continuous ponding. Hydraulic conductivity= 0.05 cm /hr ; cumulative infiltration depth = 0.43 cm ;soil suction head = 29.22 cm , change in moisture content when the wetting front passes=0.338

Calculate the infiltration rate using green ampt method at 0.2 hr for a silty clay soil at 0.1 hr increments up to 6 hrs from the beginning of infiltration. Assume an initial effective saturation of 20 % and continuous ponding. Hydraulic conductivity= 0.05 cm /hr ; cumulative infiltration depth = 0.43 cm ;soil suction head = 29.22 cm , change in moisture content when the wetting front passes=0.338

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

See similar textbooks

Similar questions

The inital rate of infiltration of a watershed is estimated as 2.1 in/hr, the final capacity is 0.2 in/hr, and the time constant k, is 0.4 hr-1. Use Horton's Equation to find: A. The infiltration capacity is at t= 2.1 hr and t =6 hr; and B. The total volume of infiltration over the 6-hr period.
please show all your solutions dont shortcut it please show the solution per hour please
For clay soil at a given location parameters of Philip's equation were found as S = 45 cm/hr 0.5, and K = 10 cm/hr. Determine the cumulative infiltration and the infiltration rate at 0.5 hr increments for a 3-hour period. Plot both as functions of time. Assume continuously ponded conditions.
Q-b A sand layer of the cross-sectional area shown in Fig. Q-b (page 2) has been determined to exist for a 500-m length of the levee. The hydraulic conductivity of the sand layer is 2.3 m/day. Determine the quantity of water which flows into the ditch in m³/hr.
15
The initial infiltration capacity of the soil is 0.0386cm per min. the time constant as 10.18 per min and the final capacity of soil for infiltration is 0.0683 cm per hour. Use Hortons equation to solve for ft in mm per hour at 3 min
Considering the water balance equation, which processes are an input of water into the aquifer? A. infiltration B. potential recharge C. focused recharge D. percolation
Solve the infiltration loss at t = 15 min in the exponential function boundary. Given data:fo = 300mm/hrfc = 60mm/hrassume k = 4.8/hr
For a small drainage area, the infiltration rate at the start of rainfall storm was record to be 90 mm/hr and decreased exponentially to a constant rate of 8 mm/hr after 2.5 hr. The total infiltration during 2.5 hr was 50 mm. Develop the Horton's equation for the infiltration rate at any time t < 2.5 hr.
A permeability pumping test was carried out in a confined aquifer with the piezometric level before pumping is 2.11 m. below the ground surface. The aquiclude (impermeable layer) has a thickness of 5.94 m. measured from the ground surface and the confined aquifer is 7.6 m. deep until it reaches the aquiclude (impermeable layer) at the bottom. At a steady pumping rate of 14.9 m³/hour the drawdown in the observation wells. were respectively equal to 1.61 m. and 0.43 m. The distances of the observation wells from the center of the test well were 16 m. and 32 m. respectively. Compute the depth of water at the farthest observation well. Compute the coefficient of permeability in mm/sec. Use 4 decimal places.
Water table in a canal command receives a recharge at the rate 2.5 mm/day. Sub-surface ditch drains at a spacing of 2 km are provided for the sub-surface drainage. Estimate the maximum rise of the water table at steady state. Given: hydraulic conductivity of the soil = 10 m/day, depth of the impervious layer below initial water table position = 20 m. Assume the ditches to be fully penetrating.
Save Answe What is the infiltration capacity at 3 hours of a soil that have an initial rate of infiltration equal to 1.30 in./hr and a final capacity of 0.25 in./hr? Use Horton's equation and assume that the time constant k = 0.45