QUESTION 1
Consider a mat foundation has dimensions measuring 18m X 12m. The combined dead and live load on the mat is 44,500kN. Find the depth, Df , of the mat for a fully compensated foundation on top of a soil with a unit weight of 17.6 kN/m3.
Homework Answers
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QUESTION 1
Consider a mat foundation has dimensions measuring 18m X
12m. The combined dead and live...
A mat foundation with dimensions of 50' x100' is supporting a total load of 2,875 kips....
A mat foundation with dimensions of 50' x100' is supporting a
total load of 2,875 kips. Dry unit weight of soil is 100 lb/ft^
with a moisture content of 15%. what should be the depth of the mat
foundation to avoid any increase in the net pressure due to the new
construction.
(7.5 points) A mat foundation with dimensions of 50 ft x 100 ft is supporting a total load of 2,875 kips. Dry unit weight of soil is 100...
HW#10 Given the following column loading and footing information, determine the size of a mat foundation...
HW#10 Given the following column loading and footing information, determine the size of a mat foundation shown below: I 15 Column Information: Column A: Live load = 40 kips, Dead load = 50 kips Column B: Live load = 80 kips, Dead load = 100 kips. Distance between two columns: 15 ft. W soil = 120 psf 24" I CA C. Footing information: Distance from column A to edge of footing: 1 ft. Allowable soil bearing capacity = 3000 psf...
Question 4 5 pts The building has beams along building lines A through E and one-way slabs spanning between building li...
Question 4 5 pts The building has beams along building lines A through E and one-way slabs spanning between building lines A through E. A central stalrwell/elevator shaft between bulding lines 5 and 6 provides the lateral support, so only gravity loads need to be calculated The building is used for general affice space. The slab is 8 in. thick. The beams are 12 in. wide and have a total depth of 18 in., the bay dimensions are 18.5 ft...
Question 2 [Marks: 15 +10=25] 200kPa of construction stress was applied on top of the soil...
Question 2 [Marks: 15 +10=25] 200kPa of construction stress was applied on top of the soil layers as shown in the figure below. (1) Calculate the settlement in the clay layer due to the construction (minimum of 2 sub layers is to be used). (W) If the soil went through 90% average degree of consolidation in 1 year, calculate the coefficient of consolidation (C.). 个 Sand Y = 20kN/m 4m Water table Clay (over consolidated) y = 16kN/m 100 4m...
Question 1 A turning operation is carried out on aluminum. Based on the specific energy values...
Question 1 A turning operation is carried out on aluminum. Based on the specific energy values in Table 20.2, determine material removal rate and cutting power in the operation under the following sets of cutting conditions: (a) Cutting speed 5.6 m/s, feed 0.25 mm/rev, and depth of cut 2.0 mm; and (b) cutting speed- 1.3 m/s, feed 0.75 mm/rev, and depth 4.0 mm. Question 2 Consider a turning operation performed on steel whose hardness 225 HB at a cutting speed...
A mat foundation with dimensions of 50' x100' is supporting a
total load of 2,875 kips. Dry unit weight of soil is 100 lb/ft^
with a moisture content of 15%. what should be the depth of the mat
foundation to avoid any increase in the net pressure due to the new
construction.
(7.5 points) A mat foundation with dimensions of 50 ft x 100 ft is supporting a total load of 2,875 kips. Dry unit weight of soil is 100...
HW#10 Given the following column loading and footing information, determine the size of a mat foundation shown below: I 15 Column Information: Column A: Live load = 40 kips, Dead load = 50 kips Column B: Live load = 80 kips, Dead load = 100 kips. Distance between two columns: 15 ft. W soil = 120 psf 24" I CA C. Footing information: Distance from column A to edge of footing: 1 ft. Allowable soil bearing capacity = 3000 psf...
Question 4 5 pts The building has beams along building lines A through E and one-way slabs spanning between building lines A through E. A central stalrwell/elevator shaft between bulding lines 5 and 6 provides the lateral support, so only gravity loads need to be calculated The building is used for general affice space. The slab is 8 in. thick. The beams are 12 in. wide and have a total depth of 18 in., the bay dimensions are 18.5 ft...
Question 2 [Marks: 15 +10=25] 200kPa of construction stress was applied on top of the soil layers as shown in the figure below. (1) Calculate the settlement in the clay layer due to the construction (minimum of 2 sub layers is to be used). (W) If the soil went through 90% average degree of consolidation in 1 year, calculate the coefficient of consolidation (C.). 个 Sand Y = 20kN/m 4m Water table Clay (over consolidated) y = 16kN/m 100 4m...
Question 1 A turning operation is carried out on aluminum. Based on the specific energy values in Table 20.2, determine material removal rate and cutting power in the operation under the following sets of cutting conditions: (a) Cutting speed 5.6 m/s, feed 0.25 mm/rev, and depth of cut 2.0 mm; and (b) cutting speed- 1.3 m/s, feed 0.75 mm/rev, and depth 4.0 mm. Question 2 Consider a turning operation performed on steel whose hardness 225 HB at a cutting speed...
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