Ground surface Groundwater table (free surface) Direction aöndəəs yo Impervious layer A permeable soil layer is underlain by an impervious layer, as shown in the figure above. With k = 5.3 × 10 ~ª cm /s for the permeable layer, calculate the rate of seepage through it in m³ / hr /m length. Given: H = 4 m and a = 7 ° . (Enter your answer to three significant figures.) q = m°/ hr /m

Ground surface Groundwater table (free surface) Direction aöndəəs yo Impervious layer A permeable soil layer is underlain by an impervious layer, as shown in the figure above. With k = 5.3 × 10 ~ª cm /s for the permeable layer, calculate the rate of seepage through it in m³ / hr /m length. Given: H = 4 m and a = 7 ° . (Enter your answer to three significant figures.) q = m°/ hr /m

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

A bed of uniform sand, having particle size 0.45 mm diameter and specific gravity 2.65, porosity 0.42 and depth of the bed 0.67 m is to be washed hydraulically. Compute (a) Backwash rate so that expansion will be 50%. (b) Head loss at this rate. Take: Density of water = 998.2 kg/m³. Dynamic viscosity of water(u) = 1.002 × 10-³ kg/m-s CD 18.5 0.6 Re0.
I need help on this soil problem.Thank You Calculate the permeability, K, for Bay mud after solving the following equation (gw is the specific weight of water and mv is the volume compression coefficient, which is about 0.001 1/kPa for Bay mud). Keep track of units
8- A permeable soil layer is underlain by an impervious layer, as shown in Figure7.28. With k= 5.2 x 104 cm/sec for the permeable layer, calculate the rate of seepage through it in m³/hr/m length if //= 3.8 m and a= 8º, 72 Groundwater table (free surface) Impervious layer Ground surface Direction of seepage
9:51 AM O O Ve E talll 66 Tutorial-2.pdf Department of Civil Engineering Jamia Millia Islamia New Delhi CE-505: Soil Mechanics Tutorial-2 By Prof. S. M. Abbas A permeable soil layer is underlain by an impervious layer, as shown in Fig. 1. Q. 1. A Grndwatle feme sarlare With k = 5.3x10- m/sec for the permeable the rate of seepage through it in m'/hr/m width if H - 3 = layer, calculate of pge and a - 8". Ompenie layer emeable layer Q. 2. Find the flow rate in m'/sec/m length (at right angles to the cross section shown) through the permeable soil layer shown in Fig. 2 given H- 8 m, Hị- 3 m, h - 4 m, L- 50 m, a - 8", and k - 0.08 cm/sec. Fig. 1 Q. 3. Refer to Fig. 3. For a constant- head permeability test in a sand, the following are given: L-300mn, A-175cm, h=-500mm, Water collected in 3 min - €20 cm, void ratio of sand - 0.58. (a). Determine Fig. 2 Hydraulic conductivity, k (cm/sec), (b). Seepage velocity. lpervi lew e Q. 4. For a falling-head permeability given: test, the following are…
A plain sedimentation tank with a length of 20m, width of 10m, and a depth of 3m is used in a water treatment plant to treat 4 million litres of water per day (4 MLD). The average temperature of water is 20 °C. The dynamic viscosity -3 N.s/m² at 20 of water is 1.002 x 10 ° C. Density of water is 998.2 kg/M³. Average specific gravity of particles is 2.65. What is the surface overflow rate in the sedimentation tank? A 20m³/m²/day 3 2 B 40m/m²/day с 67m³/m²/day 3 2 2 D 133m³/m²/day
4. With two cases shown in the following figure: Plot pore pressure with depth for the soils if hydraulic conductivity of soils K1 = 5 x K2. a- b- flow through a unit thickness of the cross-section if K1 = 5 x 10$ (f/s) and K2 = 1 x 10$ (f/s). Estimate the rate of seepage (q) per linear foot of cross-section, i.e. calculate the rate of C- Plot flow net for 2 cases. -z (ft) z (ft) Water Water 3 ft 3 ft Soil 1 1.5 ft Soll 1 Sol 2 3 ft 3 ft 3 ft 1.5 ft Soil 2 Datum psf Datum psf porous stone porous stone 3 ft 1.5 ft 1.5 ft Case 1 Case 2
The soil layers below have a cross section of 100 mm x 100 mm each. The permeability of each soil is: k₁ =10² cm/sec.; kB =3 x 10³ cm/sec; kc = 4.9 x 104 cm/sec. Find the rate of water supply in cm³/hr. A H-150 mm ha B H 150 mm hB C H 150 mm Ah=300 mm
A permeable soil layer is underlain by an impervious layer, as shown in Figure 6.13. With k = 5.2 × 10–4 cm/s for the permeable layer, calculate the rate of seepage through it in m3 /hr/m length. Given: H = 3.8 m and α = 8°.
The section through a long cofferdam is shown below, the coefficient of permeability of the soil being 6x10-8 m/s. Determine the quantity of seepage entering the cofferdam. 5.50 m I 0 1 2 3 4 5 As = 0.70 ml +cl 10 B ax 15 m
assuming the thickness of adsorbed water layer 100 armstrong. Estimate the amount of free water (not absorbed) per gram of clay for specific surface 840 m2/g of dry clay and liquid limit 900 percent.
4. LL PL LAND A Water Content: 20% Pore number (e): 0.95 Table 1. Soil Properties LAND B 59% 24% 44% 0.87 a. What types of laboratory tests can be used to determine the permeability of soil B in Table 1.
A plain sedimentation tank with a length of 20m, width of 10m, and a depth of 3m is used in a water treatment plant to treat 4 million litres of water per day (4 MLD). The average temperature of water is 20 °C. The dynamic viscosity of water is 1.002 x 10-3 N.s/m² at 20 O ° C. Density of water is 998.2 kg/M³. Average specific gravity of particles is 2.65. What is the minimum diameter of the particle which can be removed with 100% efficiency in the above sedimentation tank?