An earth embankment requires 2000 m of soil for construction at a target dry density of 17 kN/m. Quotations from three different vendors are shown in the table below along with their distances from site. Assume cost of transportation = 10 per km, G= 2.7 and y = 10 kN/m³. %3D S.No. Vendor Name Void ratio of soil Rate (/m') Distance from site 1. A 0.6 6.0 99.5 km 2. В 0.7 5.5 131 km 3. C 0.8 5.0 175 km Which vendor would you choose as the most economic solution? (a) Vendor A (c) Vendor C (b) Vendor B (d) Any of these

An earth embankment requires 2000 m of soil for construction at a target dry density of 17 kN/m. Quotations from three different vendors are shown in the table below along with their distances from site. Assume cost of transportation = 10 per km, G= 2.7 and y = 10 kN/m³. %3D S.No. Vendor Name Void ratio of soil Rate (/m') Distance from site 1. A 0.6 6.0 99.5 km 2. В 0.7 5.5 131 km 3. C 0.8 5.0 175 km Which vendor would you choose as the most economic solution? (a) Vendor A (c) Vendor C (b) Vendor B (d) Any of these

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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The soil borrow material to be used to construct a highway embankmenthas a density of 1570 kg/m3, a water content of 6%, and the relative density of soilsolids is 2.65 . The specifications require the soil to be compacted to a dry density of1794 kg/m3 and the water content held to 13%.a. How many BCM are required to construct a 176,306 m3 embankment?b. How many liters of water must be added to the borrow material, on a cubic meterbasis, assuming no loss by evaporation?c. If the compacted embankment becomes saturated at constant volume, what will bethe water content and the density of the soil?
The soil borrow material to be used to construct a highway embankment has a wet unit weight of 15.4 kN m3 ⁄ , a water content of 9%, and the specific gravity of the soil solids is 2.67. The specifications require that the soil be placed in the fill so that the dry unit weight is 17.9 kN m3 ⁄ and the water content be held to 20%.a. How many cubic meters of borrow are required to construct an embankment having a 612, 000-m3 net section volume?b. How many gallons of water must be added per cubic meter of borrow material assuming no loss by evaporation?c. If the compacted fill becomes saturated at constant volume, what will be the water content and unit weight?
The soil borrow material to be used to construct a highway embankment has a wet unit weight of 15.4 kN/m³, a water content of 9%, and the specific gravity of the soil solids is 2.67. The specifications require that the soil be placed in the fill so that the dry unit weight is 17.9 kN/m³ and the water content be held to 20%. a. How many cubic meters of borrow are required to construct an embankment having a 612, 000-m³ net section volume? b. How many gallons of water must be added per cubic meter of borrow material assuming no loss by evaporation? C. If the compacted fill becomes saturated at constant volume, what will be the water content and unit weight?
WA road section is 1200 m long. The cut and fill areas are to be computed between the station as shown in table below, determine the net volume of cut and fill between the stations, if you know that the material in fill will be consolidate by 12 percent after compaction. Given 100 m between each station. Station 0+00 2+00 4+00 6+00 8+00 10+00 12+00 1.0 5.0 Cut Fill 4.0 2.6 7.0 2.0 9.5 0.5 2.0 End Area (m2) 3.0 8.0 6.0
A proposed earth embankment requires 50,000 cubic meters of soil. The soil will be compacted to a void ratio of 0.75 when it is placed in the embankment. There are four available borrow pits, designated A, B, C, and D. The void ratio of the soil in each pit and the cost per cubic meter for moving the soil to the proposed construction site are shown as follows: Borrow Pit Void Ratio Cost (PhP/m³) A 0.85 450 1.90 250 C 0.95 350 0.70 550 Determine which borrow pit is the most economical.
the excavated soil? 5.9 A proposed embankment fill requires 3500 m' of compacted soil. The void ratio of the compacted fill is specified as 0.65. Four borrow pits are available, as described in the following table, which lists the respective void ratios of the soil and the cost per cubic meter for moving the soil to the proposed construction site. Make the necessary calculations to select the y not be copied, scanned, or duplicated, in whole or in part. Due to electronic rights, some third party content may be suppressed from the eBook and/or eChapter(s). I materially affect the overall learning experience. Cengage Learning reserves the right to remove additional content at any time if subsequent rights restrictions require it. ction from which the soil should be bought to minimize the cost. Assume G, pe the same at all pits. Borrow pit Void ratio Cost (S/m) 0.85 1.2 0.95 10 0.75 ABCD
A proposed earth embankment requires 60,000 cubic meters of soil. The soil will be compacted to a void ratio of 0.85. Two borrow pits designated as A and B are available near the site. The void ratio of the soil in each pit and the estimated cost per cubic meter for moving the soil to the site are as shown below. Pit Void Ratio Cost ($/m3) A 1.10 5.00 B 1.80 3.70 Which will have the lowest cost to move and be the most economical to use?
A proposed embankment fill required 8000 m3 of compacted soil. The void ratio of the compacted fill is specified to be 0.6. Four available borrow pits are shown below along with the void ratios of the soil and the cost per cubic meter for moving the soil to the proposed construction site. Make the necessary calculations to select the pit from which the soil should be brought to minimize the cost. Assume Gs to be the same for all borrow-pit soil.
Problem 2: A proposcd embankment fill requires 5000 cu.m. of compacted soil. The void ratio of the compacted fill is specified as 0.70. Four borrow pits are available, as described in the following table, which lists the respective void ratios of the soil and the cost per cu.m. for moving the soil to the proposed construction site. Borrow Pit Void Ratio Transportation Cost (Pesos /m²) A 0.85 P 800.00 / m³ B 1.20 P 650.00 / m3 0.95 P 750.00 / m³ D 0.75 P 950.00 / m³ 1. What is the cost for borrow pit A? 2. What is the cost for borrow pit B? 3. Select the pit from which the soil should be bought to minimize the cost. Assume Gs to be the same at all pits.
Excavated material has a Unit Weight of 90 pcf and a Water Content of 5%. The project will require 100,000 CY of embankment conforming to the following specifications with a dry unit weight of 110 pcf and a Water Content of 12%. How many cubic yards (CY) of excavation will be required to construct the embankment? (Dry Unit weight= Unit weight/ (1+water content) 128,140 O 128,340 O 128,540 128,440
Q1. Answer the followinga) Convert 1700LCM of common earth to a volume in compacted measure (CCM). b) Calculate the volume of sand and gravel (in LCM) needed to fill a ditch that is 2km x 3m x 1.5m. The sand and gravel will be compacted.
Please give a more detailed and correct solution with question C. The embankment for a highway 5097 ft long, 104 ft wide and 6 ft in compacted thickness is to be constructed from a sandy soil trucked from a borrow pit. The water content of the sandy soil in the borrow pit is 6.748% and its porosity is 0.422. The specification requires the embankment be compacted to a dry unit weight of 122.874 lb/ft3. The specific gravity is 2.588. Determine the following: a. Total weight of the soil solids, kips. b. Total volume of the soil required from the borrow pit, ft3. c. Weight of water to be added per foot length of the embankment to reach 10% moisture content, lb.Round off answers to three decimal places.