According to Piaget, during the concrete operational stage, children learn that things can be organized into groups (or categories or classes) according to some characteristics they have in common. What is this ability known as? A. concrete operations B. conservation C. classification D. Seriation

Q: If P = 27.4 and M = 7.53, Determine the Shear Force at point B of the Beam shown. Pink Min koft B A…

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Q: If M = 7.06 and w = 17.2, Determine the Bending Moment at point B of the Beam shown. w in kN/m Min…

A: Given data in question  UDL Concentrated moment  Cantilever beam  Span member length  To find out…

Q: 1.) A loaded scow has draft of 1.8m in fresh water when erect. The scow is 6m wide, 12 long, and…

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Q: An extruded beam has the cross section shown. Determine the location e of the shear center O. 5 mm C…

A: From the given data: a = 30mm b= 45mm t1 = 4mm t2 = 5mm d = 70mm

Q: A boy is playing on a playground ride as shown below. The bo is holding onto a rope as the platform…

A: Draw the FBD of the boy showing all forces including the outward centrifugal force. Then using…

Q: A wire 4m long is stretched horizontally between points A and B 4m apart. A load W placed at the…

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Q: The table below represents the cumulative rainfall rate over 100 minutes. The initial rainstorm…

A: Time,t= 100minutes= 1.67Hours Initial rainstorm losses =0.6cm Index value= 0.6cm/hr Determine a) The…

Q: When the skier reaches point A along the parabolic path shown, he has a speed of 2 m/s which is…

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Q: Determine the horizontal and vertical deflection of joint C of the truss in the given figure. In…

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Q: LEED Study of Green Lightweight Aggregates in Construction

A: LEED is the acronym for Leadership in Energy and Evironmental Design, which is developed by U.S…

Q: lined upward 30° from the horizontal, 3-m wall at a horizontal distance of 18

A: In x-direction ax=0uxt+12axt2=sxucos30×t=18

Q: 4 - For the given frame and loading, find the reactions at supports A and E. The pin and slot…

A: To Determine Reaction at support A & E.

Q: A wide-flange beam (see figure) is subjected to a shear force V. Th Using the following dimensions…

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and…

Q: No. 2. For the cantilever beam and loading shown, plot shear and bending moment diagrams and then…

A: ∑V=0VA - 12×90×3 - 70 = 0VA=205 kN ↑ Shear force at C = 70 kNShear force at B = 70 kNShear force at…

Q: ensity of 7840 kg/m³ and a ma 1 compression or elongation o fully submerged in the water

A: Given:- m=20kg density =7840kg/m2 m=30kg To find:- total compression or elongation

Q: y -180 mm -r = 100 mm X 50 mm

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Q: Describe in detail why frack-wells fail at such a high rate. This is a matter of the cement annulus.…

A: Hydraulic fracturing commonly called fracking is a drilling technique for extracting oil or natural…

Q: 2) Draw the distribution of internal forces M, N, V on a given structure. 3 X 3 2 9 KN Z E [m] 15 KN…

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Q: a square box beam is made of two 30X120-mm planks and two 30X180-mm planks nailed together as shown.…

A: Given -

Q: 11.7 (A/B). A solid shaft carrying a flywheel of mass 100 kg and radius of gyration 0.4m rotates at…

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Q: Determine the Maximum shown Where: P = 85kN; w = 10kN/m; L1 = 4m; L2 = 10 P

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Q: Consider a wood beam (see figure) carrying a uniform load of 26.5 kN/m (which includes the weight of…

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Q: fc' fy Mpa Mpa 20.1 335 1. A 6-m simply supported singly reinforced concrete beam is 400mm wide and…

A: As per bartleby guidelines experts are allowed to solve only first question. Please post remaining…

Q: The calibrated length of a particular line is 199.998 m. A length of 199.996 m is obtained using an…

A: step 1-

Q: The table below represents the cumulative rainfall rate during 100 minutes. The initial rain storm…

A: Time ,t=100minute=1.67hour Initial storm losses =0.6cm Indicator value= 0.6cm/hr Find a) Sum of the…

Q: Design an axially loaded square tied column for a service dead load of 1070 kN and a service live…

A: Solution: Given: Live load = 981 kN Dead load = 1070 kN Span = 2.5 m fc = 27.60 MPa fy = 413.5 MPa…

Q: A curve in a road forms part of a horizontal circle. As a car goes around it at constant speed 15.0…

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Q: 11.10 (A/B). A load of 2 kN falls through 25 mm on to a stop at the end of a vertical bar 4 m long,…

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

Q: Q.2) Complete these lines by choosing the suitable compounds words from the brackets (housework,…

A: Note : As per the guidelines for multiple questions only one question can be answered for other…

Q: A beam with I-shape cross section has a span of 4 m as shown in Figure Q3. The cross section of the…

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Q: Illustrate a simple drawing plan of a retaining wall and give measurements

A: Retaining walls are rigid walls which are used for supporting lateral soil load. It is designed to…

Q: and M = 5.74, Determine the Axial Force at point B of the Beam

A: Axial force at point B will be equal to axial force at A and which is equal to reaction force at…

Q: If M = 6.39 and w = 16.8, Determine the Shear Force at point B of the Beam shown. w in kN/m Min kN.m…

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Q: What is the Length between STA 50+100 and STA 50+120? Please explain

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Q: PROBLEM 1: Determine the polar moment of inertia (J) and the radius of gyration (kx and ky) with…

A: Polar moment of inertia is the sum of moment inertia about X and Y axes. J=Ixx+Iyy  Moment of…

Q: Determine the shear value when x = 6m (from the left) for the beam shown Where: P1 = 51kN; P2 = 42…

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Q: a. Maximum deflection using double integration method. b. Deflection at the free end using…

A: Given: Propped cantilever beam with UDL, concentrated load at the end Deflection using double…

Q: The common tangent CD of a reversed curve is 280.5 m. and has an azimuth of 312°29' BC is a tangent…

A: Given:- The length of the common tangent CD = 280.5 m  The value of an azimuth = 312°29' The azimuth…

Q: 11.4 (A/B). Compare the strain energies of two bars of the same material and length and carrying the…

A: Given:- The diameter of the bar 1 = 25 mm The diameter of the bar 2 for half-length = 20 mm and for…

Q: Problem #3 A B 3 5 45° C D F D 30° E

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Q: 5. The drive shaft for a truck having a diameter of 50 mm is running at 2500 rpm. If the shaft…

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Q: le to support a total load of 175 kPa (30

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Q: ) Write the shear and moment equations for the beam shown. b) Draw the Shear and Moment diagrams,…

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Q: Determine the forces in all members using method of joints. 8. G 300 mm C E 400 mm B 400 mm D 6 kN…

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Q: 2. For the given figure below, write the shear and moment equation for each segment, draw the shear…

A: ###Determination of shear  and moment  equation and drawing of SFD and BMD###

Q: A 12” water main is being installed along the shoulder of a rural road. The excavation for the water…

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Q: A steel section has the following properties: A = 0.012 m^2 rt = 0.053m tf = 0.016m Sx =…

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Q: LIST OF FIGURES: 2m E 5.8m 4.8m FIGURE 1 5.8m 3.2m 3.2m 3.2m

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Q: In 1:36 model of a spillway, the velocity is 2 m/s. What is the corresponding velocity in the…

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Q: A mains fed 12000 litre tank supplies hot rinse water (450C) for a food processing operation.…

A: Answer We are given Volume of water = 12000 litre Required raised  temperature = 45oC Given time = 3…

Pricing Concrete Work

The concrete work in a project usually holds a high-end cost in terms of cost and value of the work. It becomes an important step in calculating the cost associated with concrete while preparing the project scale. The cost of making concrete depends on the cost of building materials, mixed materials, labor, and machinery. A concrete contractor builds structures from concrete, usually managing all the steps of the process from assembling ingredients to building a holding structure and preparing the mixture. This person or team oversees the delivery and unloading of goods to ensure that they are done properly. Nowadays, most of the concrete in the United States comes from manufacturers working abroad, usually with branches and plants within the provinces. Contributions can range from pre-mixed concrete to basic ingredients, the consumer company then mixes it. Many American-based concrete companies, however, offer concrete products, such as ballads, bricks, countertop, concrete pipe, and building products, as well as concrete construction and installation materials. This article covers both types of suppliers for this set of building materials.