to support a permanent axial load of 2200 kN and variable load of 1000 KN from a 500 x 500 mm reinforced concrete column. Choose 600 mm diameter reinforced concrete bored piles with service load capacity of 2000 KN. Soil condition shows that alpha value (or k) can be taken as 3. Determine the suitable number of pile and size of pile ca

Q: Q4) The ultimate load capacity of a 10 m long concrete pile of square cross section 500 mm x 500 mm…

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Q: Calculate the pile point bearing capacity using Meyerhof's Method, where a Concrete pile of diameter…

A: The given data is: Diameter of concrete pile=12 in Length of pile=25 ft Unit weight of sand, γ=128…

Q: The length of the pile required for the above design load

A: This question is from geotechnical engineering

Q: A 12 inch diameter concrete pile is to be driven into a clay deposit as shown in Figure 2. The…

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Q: A concrete pile 450 mm in diameter and 15 m long is driven into a clay soil. The undrained strength…

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Q: n 19 m into the soil profile shown in figure. Compute the net ultimate toe-bearing capacity.

A: The expression for Young modulus is given as E=βoOCR+β1N60 From table 4.7, 'β factor for soil' for…

Q: Q3: What is the ultimate capacity of 4x4 concrete pile group shown in figure 3. The pile diameter…

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Q: An RC column of size 400 mm × 400 mm is supported on four piles of 300 mm diameter (bored cast in…

A: Given data: Size of column =400 mm × 400 mm Number of piles. n=4 Diameter of the pile=300 mm Load on…

Q: A square concrete pile12m long is shown in Figure. Estimate the following: Ultimate shaft carrying…

A: The flow of fluid includes movement of an unbalanced fluid. As long as unequalled forces are in…

Q: A 0.5 x 0.5 m square concrete pile is to be driven in a homogeneous clayey soil having undrained…

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Q: A 14-in.-diameter steel pipe pile is driven 50 ft into overconsolidated clays having the following…

A: The ultimate bearing capacity of the pile is given by,

Q: A concrete pile is 15 m long and has 406 mm diameter circular cross section. The pile is fully…

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Q: A rectangular pile (0.91 x 0.54 m.) is driven in a clayey soil arrangement composed of two different…

A: To determine the allowable load that the pile can carry.   The bearing capacity of a pile is…

Q: A precast concrete pile of size 50 cm x 50 cm is to be driven into clay strata whose unconfined…

A: A precast concrete pile-Size of the pile = 50 cm x 50 cmUCS qu=220 kN/m2Adhesion factor Factor of…

Q: A solid steel pile (E = 200 GPa) with uniform diameter of 100 mm is driven into a soil layer and…

A: The given data is as follows: E=200 GPaDiameter of pile=100 mmVertical force=40 kNFrictional…

Q: Evaluate the resisting capacity against axial load due to skin friction of a concrete pile embedded…

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Q: rectangular pile (0.54 x 0.63) is driven in clayey soil arrangement composed of two different…

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Q: What is the design capacity of a square pile 0.3 x 0.3 m if it has a skin fiction of 660 KN. Assume…

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Q: Q- A precast concrete pile is driven with a 50 kN hammer falling through a height of 1.0 m with an…

A: Given- Weight of hammer W=50 kN, Height h=1 m, Efficiency n=0.6, Set value S= 4mm, Compression c=6…

Q: Qu= qbAb + αcu,ave As qb= CuNc* Depth (m) 1 3 5 7 9 11 13 Table 1: Strength profile 15 17 19 21 Cu…

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Q: Determine the ultimate bearing load of the pile using Tomlinson for a 12.5-m closed-end steel pipe…

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Q: Q-4: A precast concrete pile of size 50 cm x 50 cm is to be driven into clay strata whose unconfined…

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Q: A prestressed concrete pile, 496 mm in diameter, is to be driven in a clayey soil. The pile has a…

A: Appreciate if there is detailed work with explanation and finds you helpful for ease of…

Q: Evaluate the resisting capacity against axial load in kN, due to skin friction of a round wooden…

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Q: A pile group consists of four friction piles in cohesive soil. The unit weight and unconfined…

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Q: a) A group of 9 piles (piled foundation) with 3 piles in a row was driven into a soft clay extending…

A: As per authoring guidelines, if the question number is not specified, the first question or three…

Q: A solid circular concrete pile is to be driven into a clayey soil with the following properties:…

A: Cu1 = 40 kPa Length (L1) = 5 m unit weight (γ1) = 15 kN/m3 Cu2 = 50 kPa Length (L2) = 10 m unit…

Q: Compute the compressive force at the most stressed pile for each pile cap given in the table below.…

A: Weight of pile cap = 3.6*3.6*0.4*25 = 129.6 kN.                                = 3.6*3.0*0.4*25 =…

Q: An 18" square solid concrete pile is driven with an impact hammer to a depth of 55ft below grade…

A: Solution: Considering the Diagram: Qp=qpApqp=σvo'      Nq*≤0.5pa  Nq*tanφ…

Q: The ultimate load capacity of a 10 m long concrete pile of square cross section 500 mm x 500 mm…

A: Given, For pile 1:- Length = 10m Cross section = 500mm×500mm C=40kPa Ultimate load capacity= 700kN…

Q: The section of 4*5 group pipe pile, each 15 m in long, embedded in clay layer, the diameter of pile…

A: The given data is: The length of piles=15 m Diameter of pile=403 mm=0.403 m C/C spacing=700 mm=0.7 m…

Q: A 300 mm diameter steel pipe pile with 10 mm wall thickness is to be driven to a depth of 15 m in a…

A: The workload of the building creates a vertical displacement of the soil surface, which is known as…

Q: Find the best match between the 2 groups:   1. Drilled Piers 2. Drop Pile Hammer 3. Composite Pile…

A: The correct match is stated below.

Q: A 600 mm square prestressed concrete pile is to be driven to a depth of 20.0 m into the follow- ing…

A: Given:- groundwater table depth = 5m Factor of safety  = 3 To find:- ASD allowable downward load

Q: Steel pipe piles are to be used as friction piles (i.e., pile capacity is from shaft resistance…

A: The ultimate bearing capacity for pile foundation is given by,

Q: A reinforced concrete pile weighing 30 kN is driven by a drop hammer weighing 40 kN and having an…

A: Introduction : Ultimate bearing capacity : The maximum gross pressure strength at the foundation's…

Q: own in figure below. Use a FS = 3 if necessary. Assuming that pile setties se shear strength of the…

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Q: Design of Pile Cap Design a reinforced concrete footing supported on piles and carries a column…

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Q: A concrete pile 458 mm by 458 mm square cross section is embedded in a saturated clay. The length…

A: Given data- A concrete pile 458 mm by 458 mm square cross-section. Saturated clay. The length of the…

Q: 1. A ten-story building is to be constructed at a site where the water table is close to the ground…

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Q: A group of 9 piles, 12 m long and 400 mm in diameter is arranged in a square pattern in homogeneous…

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Q: Design a reinforced concrete footing supported on piles. The column is 600 mm square and exerts a…

A: Solution: Given: fc = 28 MPa fy = 414 MPa Bearing capacity of pile = 95 kN Factored load = 800 kN…

Q: ndrained cohesion, Cu of clay is 60 kN/m2, and the unit weight of clay is 18 kN/m2. Use a factor of…

A: Given data Cohesion, C=60kN/m2 unit weight of clay=18kN/m2 Factor of safety=5

Q: A 24 inch square prestressed concrete pile is to be driven to a depth of 68 ft into the following…

A: Square pile of size 24 in x 24 in  Factor of safety is 3

Q: A group of twelve prestressed concrete piles is to support a building column. The total downward…

A: The compressive load on each pile will be:   P=Total downward loadnumber of pilesP=490012   =408.33…

Q: Determine the design capacity of the pile group shown below. The pile cap thickness is 1.5 meters,…

A: Given, Diameter of piles= 350 mm Length of piles= 12 m K=3 αc=0.5 FOS=3 Number of piles= 6…

Pricing Excavation and Backfill

Backfill, in construction, is the activity of returning the soil and gravel that are removed during building construction or using them again to toughen and support the foundation of the building or any other structural component.