A haul road from a borrow pit to the fill has an adverse grade of 4.0% and has rolling resistance of 110 lb/ton. What will be the effective grade for the haul? Group of answer choices 5.5% 1.5% 9.5% 4.0%

A haul road from a borrow pit to the fill has an adverse grade of 4.0% and has rolling resistance of 110 lb/ton. What will be the effective grade for the haul? Group of answer choices 5.5% 1.5% 9.5% 4.0%

Fundamentals Of Construction Estimating

4th Edition

ISBN:9781337399395

Author:Pratt, David J.

Publisher:Pratt, David J.

Chapter10: Pricing Excavation And Backfill

Section: Chapter Questions

Problem 7RQ

See similar textbooks

Related questions

Q: Need Help with Structural Hw!

A: To find the reactions at A and C for the structure shown in Figure 1, we will analyze the forces…

Q: At the end of the day, you and two of your colleagues are washing down an excavator with pressure…

Q: What will be the values of effective stresses in kN/m2 at point A (below figure) before and after…

A: Case 1: Before reducing the water level.Water level is at the top of the layer 1, so layer 1 will be…

Q: step by step solution please

A: Step 1:. Understand the Loads on the Truss:Concentrated live load: A point load of 120 kN is applied…

Q: structural engineering.pls answer all the questions in the below image to the best of your…

Q: An open concrete aqueduct has a rectangular cross-section. The aqueduct is 10 ftwide and falls 10.5…

A: Approach to solving the question:Manning formula Detailed explanation:

Q: Use the moment-area method to determine the slopes and deflections at points B and C.

Q: What moment in statics?

A: The moment, also known as torque, is a measure used in statics to express a force's propensity to…

Q: Week 13 Linear Equation of Order One Name: Problem Set 13 Solve for the general solutions of the…

A: Step 1:Step 2: Step 3: Step 4:

Q: 3 - Find the force in members BC, DI, and HI using method of joints. State whether each member is in…

Q: a. Calculate the modulus of rupture for a 2.5 cm by 2.5 cm square concrete flexure beam with a span…

Q: (read image)

A: Step 1:Step 2:Step 3:

Q: Need help, please show all work and round answer to 3 sig figs.

Q: I need detailed help solving this exercise from Applied Mechanics. Step by step, please.

A: Detailed explanation:

Q: Can you please provide matlab code to solve this

A: To solve a structural mechanics problem as suggested in your image (e.g., a beam on supports with…

Q: where did the proportions to the sides of the triangle formed to find joint B forces come from…

A: The proportions of the sides of the triangle (5,12,13) are known as a Pythagorean triple. A…

Q: FIGURE P15.14 15.15 Determine the embedment depth and the anchor force per unit length of wall for…

Q: 13-16 to 13-21 Refer to Figs. P13-16 to P13-21. Draw the shear force and bending moment diagrams for…

Q: For the cantilever retaining wall shown in the figure below, let the following data be given:…

A: Step 1: Factor of Safety against SlidingThe formula for the factor of safety against sliding is,…

Q: Please help with foundations problem, I WILL thumbs up if correct!

Q: The collar has a mass of 3 kg and is attached to the light spring, which has a stiffness of k N/m…

Q: I need detailed explanation solving this exercise from Reinforced Concrete, step by step please.

Q: A 10-ft x 10-ft square footing is constructed on the ground surface carrying a 700-kip load. The…

Q: Moment Distribution Method

Q: (b) The SDOF system with elasto-plastic resistance function as shown in Figure Q3(b), is subjected…

Q: Draw the influence lines for: a) the force in the cable AC, and b) the moment at D. Please provide…

A: I hope this is helpful.

Q: What is the required sight distance in the following cases: a.) You decide to overtake another…

A: a) Overtaking another vehicle on a two-lane highway (Design speed: 40 MPH)Situation: You are driving…

Q: The horizontal piping restraints in the basement of DeMoss Hall need to be redesigned to handle an…

A: I hope this is helpful.

Q: . Discuss the effect of Temperature and salt on DO concentration.

A: Dissolved Oxygen (DO) is the amount of oxygen that is present in water. It is a very important…

Q: Please help me quickly I need use the program ANASYS

A: :

Q: Car B weighing 3200 lb and traveling west at 30 mi/hr collides with car A weighing 3400 lb and…

A: if doubt arises please mention in the comments.

Q: I need detailed help solving this exercise from Applied Mechanics. Step by step, please.

A: Solution:

Q: Note: The house is a 1-storey building with a specified snow load of 1.5 kPa. This detail is a…

A: Approach to Solving the QuestionThis assignment involves creating detailed construction drawings for…

Q: H.W: which series converge and which diverge: 1. Στη n=1 2. Συ 1 35 n=1 Vn

Q: 3.1d Compute the displacements, reactions, and bar forces for the trusses shown. Cross-sectional…

Q: Determine the smallest value of yield stress Fy for which a W-, M-, or S-shape from the list below…

A: Step 1: Step 2: Step 3: 3. Conclusion:…

Q: Problem 6. The characteristic curve for a pump is shown below. Determine: a. the pump specific speed…

Q: Select the lightest W shape for the compression member section of A992 steel (E= 350 MPa and Fu= 450…

Q: In the picture, if diagonal member becomes 15 ft length, and horizontal member as it is, to find out…

A: Given:Angle between the two members:From the figure we can say:Cosθ=ACBC=158orθ=Cos−1(158)=57.77o…

Q: System is released from rest, determine the speeds of both masses after B has moved 1.7 m. (read…

A: Approach to solving the question: Newton's second law equations. Detailed explanation:Note: We can…

Q: Subject: Structural Theory Topic: Conjugate Method Determine the slopes and deflections at points…

Q: 2. A proposed road centerline to be constructed is shown below. The horizontal curve has a radius of…

A: Step 1:Step 2:Step 3:Step 4:

Q: Please help solve, provide all units and steps and highlight answers.

A: Step 1: Draw the FBD of the whole frame Dismember the pulleys at B, E and D. Thus, we have the…

Q: 3.6-4 Select an S shape for the tension member shown in Figure P3.6-4. The member shown will be…

Q: The beam is subjected to a uniform dead load of 200 lb / ft and a single live load of 5 k.…

A: Step 1:Step 2:Step 3: Step 4:

Q: 3:Find the force in members BC, DI, and HI using method of joints. State whether each member is in…

A: More explain

Q: In the Picture Below, max beam shear force is 100lb 150 lb

Q: 1st image- Identify all zero force members in the truss for the loading condition 2nd image question…

A: Step 1: Step 2:Step 3:Step 4:

Q: 3. Find the general solution of the following differential equations: (a) (2xy + 3x²)dx + (x² +4y)dy…

A: (a) (2xy + 3x²)dx + (x² + 4y)dy = 0Let's approach this in detail:1. First, we check if it's an exact…

Q: Please answer in written notes clear please. Here are the steps to solve 1) solve external…

A: To solve the problem of finding the maximum deflection and slope of the beam using the double…

Question

A haul road from a borrow pit to the fill has an adverse grade of 4.0% and has rolling resistance of 110 lb/ton. What will be the effective grade for the haul?

Group of answer choices

5.5%

1.5%

9.5%

4.0%

AI-Generated Solution

AI-generated content may present inaccurate or offensive content that does not represent bartleby’s views.

Unlock instant AI solutions

Tap the button
to generate a solution

Click the button to generate
a solution

SEE SOLUTION

Similar questions

State whether the following are true or false. a. Load carrying capacities of timber piles are less than those of steel or concrete piles. b. If the load carried by the pile cross section decreases linearly with depth, the frictional resistance per unit remains the same at all depths. c. The point load is mobilized well before the shaft load. d. Soil-pile friction angle can be greater than the friction angle of the soil . e. Bored piles are high displacement piles.
In a piled raft, 450 mm diameter and 13 m long piles are placed in a rectangular grid at 1.60 m 1.63 m spacing. Find the pile-raft interaction factor assuming uniform soil conditions with depth and
A concrete pile 16 in. 16 in. in cross section is shown in Figure P12.13. Calculate the ultimate skin friction resistance by using the a. method [use Eq. (12.61) and Table 12.11] b. method c. method Use R=20 for all clays, which are normally consolidated.
Consider a 500 mm diameter pile having a length of 18 m in a clay. Given: γ = 20.0 kN/m3 and cu = 60 kN/m2. Determine the maximum allowable load (Qall) with FS = 3. Use the α method and Table 12.11 for determining the skin friction and Eq. (12.20) for determining the point load. Allow a factor of safety of 3. What percentage of the ultimate load is being carried by the pile shaft? Is it a friction pile?
Determine the maximum load that can be allowed on the 450 mm diameter pile shown in Figure P12.9, with a factor of safety of 3. Use the α method and Table 12.11 for determining the skin friction and Eq. (12.20) for determining the point load.
Figure P12.36 shows a 3 5 pile group consisting of 15 concrete piles of 400 mm diameter and 12 m in length. What would be the maximum load that can be allowed on the mat with a factor of safety of 3? The piles have a center-to-center spacing of 1200 mm.
Redo Problem 18.10 using the method for estimating the skin resistance. 18.10 A concrete pile 15 m long with a cross section of 380 mm 380 mm is fully embedded in a saturated clay layer. For the clay, sat = 18 kN/m3, = 0, and cu = 80 kN/m2. Assume that the water table lies below the tip of the pile. Determine the allowable load that the pile can carry (FS = 3). Use the a method to estimate the skin resistance.
Redo Problem 12.30 assuming that the water table coincides with the top of the fill and that sat(fill) = 19.8 kN/m3. If the other quantities remain the same, what would be the downward drag force on the pile? Assume ' = 0.5fill. 12.30 Figure 12.49a shows a pile. Let L = 15 m, D (pile diameter) 305 mm, Hf = 3 m, fill = 17.5 kN/m3, and fill = 25°. Determine the total downward drag force on the pile. Assume that the fill is located above the water table and that = 0.5fill.
A steel pile (H-section; HP 360 1.491; see Table 18.1) is driven into a layer of sandstone The length of the pile is 18.9 m. Following are the properties of the sandstone: Unconfined compression strength = qu(lab) = 78.7 MN/m2 Angle of friction = 36 Using a factor of safety of 3, estimate the allowable point load that can be carried by the pile. Use Eq. (18.42).
Solve Problem 12.13 using Eqs. (12.59) and (12.60). 12.13 A concrete pile 16 in. × 16 in. in cross section is shown in Figure P12.13. Calculate the ultimate skin friction resistance by using the α method [use Eq. (12.61) and Table 12.11] λ method β method Use for all clays, which are normally consolidated.
Determine the maximum load that can be allowed on the 450 mm diameter pile shown in Figure 18.36, with a safety factor of 3. Use the a method for computing the shaft friction. FIG. 18.36
Refer to the pile shown in Figure P9.1. Estimate the side resistance Qs by Using Eqs. (9.40) through (9.42). Use K = 1.5 and Coyle and Castello’s method [Eq. (9.44)]