7. A continuous strip footing bears on sand with groundwater one-half the footing width below the base of the footing. Which of the following changes will Increase the allowable bearing pressure? D B/2 P.FT B SAND A) Embedment depth remains D, but the footing width is decreased. B) Embedment depth remains D, but the groundwater is raised to B/4 below the base of the footing. C) Embedment depth and groundwater remain D and B/2, but the unit weight of the sand is increased. D) Groundwater remains at B/2 below the base of the footing, but the embedment depth is decreased.

Q: 2. A strip footing will be used to support a load-bearing wall with a load (P/b) of 3500 lbs/ft. The…

A: P/b = 3500 lb/ft = 145 pcf = 120 pcf D = 2.5 ft Qg = 2000 psf

Q: = A proposed building is to be supported on a series of spread footing embedded 36 inches into the…

A: d= 36 inch Cc1+e0=0.12Cr1+e0=0.03s'm= 5000 lb/ft2g=120 lb/ft3GWT= 15 ft below the ground surfaceS=1…

Q: What are the advantages and disadvantages of rectangular or trapezoidal footings?

A: Introduction: Consequently, consistent pressure is applied under the whole surface of the footing. A…

Q: In the following photo, identify the type of footing that is being installed. Photo C: Photo C:…

A: Given data in question  Footing picture To find out  Which type of footing is given in picture

Q: 3. Calculate the total load on a 4'x4'x1' spread footing that is buried 3' below, and a hot tub is…

A:

Q: Submit the following online or on paper: The footing below is a 5ft square. The soil immediately…

A: The unit weight of the soil above the footing, The unit weight of the soil below the footing, The…

Q: In the following photo, identify the type of footing that is being installed. Photo D: Photo D:…

A: Given data in question  Footing picture To find out  What type of footing is used there

Q: 50'-0" 25'-0" C. 2'-6" Footing cross section -6 a. THREE DIMENSIONS: If this slab has a continuous…

A:

Q: Describe the Types of shallow spread footing foundations.

A: Footings are generally the lowermost supporting part of the structure known as sub-structure and are…

Q: A steel has a BHN = 300. What is its approximate ultimate strength in ksi?

A: Given: Brinell hardeness number  To find:  Ultimate strength

Q: A square footing (10' x 10') is located 6' below grade. The lowest corrected N value (blow count) is…

A: The values given in the question are as follows: Width of square footing(B)=10 ft Depth of…

Q: 16" Design a rectangular footing for an Square Corner Column and PLL= 180 kips. Make the length of…

A: Square column size- 16''PDL= 280 kipsPLL=180 kipsL=1.5Bfy=60 ksif'c=4000 psifa=4 ksfFooting base-…

Q: Compute the elastic settlement for a rigid 10 ft by 15 ft footing loaded with 4000 psf uniformly…

A:

Foundation construction