This pdf file includes bookmarks providing an overview of the document. Overhaul the authorized hauling of excavation beyond the specified free haul distance. Mass haul diagram is usually used to calculate the average haul, free haul between two given balance points and. Include adds the material to the volume calculation, exclude does not add the material to the volume calculation. To use the average end area method, areas must be calculated for irregular polygons whose.
View notes ouce5160w04m02 mass haul diagram from cee 4014 at vermont technical college. Mass haul diagram is also useful as a source of information to the contractor about which way the earthwork is to be moved. West virginia department of transportation division of highways design directive dd701 contract plan presentation december 14, 2006. Iterations involving the computation of earthwork volume by average. A leg rammer may be used, but a plate compactor is not acceptable. Mhs is graphical representation of thevolume of cutting and filling sections in relation to their position on the site, and are widely used for linear construction like. Earthwork and masshaul diagram free download as pdf file. We present a definition of an algorithm that uses a sequential pruning technique to compute balances of mass haul diagrams. In the manual approach, some calculations are required in. Additionally, the user will receive the solution in an ascii and a landxml data. It is a diagram provides a suitable means for studying haul and overhaul to compute the total payment. Its xaxis represents the distance in stations, while the y axis represents the cumulative volume the algebraic sum of excavations and embankment between any selected points after correction due to soil condition. Explain the method used in calculating the haulage of large volumes of earthwork for construction 3. Mass haul diagram construction exam engineer boards.
It does not account for earthwork that could start on either end of the road. Mass diagram a graphical representation of the cumulative amount of earthwork moved along the centerline and distances over which the earth and materials are. The area you use is the area under the curve and the volume you use is the sum of the. Page 368 colorado department of transportation chapter 12 volumes and mass haul diagram a practical guide for using inroads xm 9. Akiije department of civil and environmental engineering, university of lagos, lagos, nigeria. Slope stability considerations if a proposed road will cross areas with a moderate or high likelihood of landslides, a conventional cut and. Compute the net earthwork values for each station, applying the appropriate shrink factor net cuts have a positive value, net fills have a negative value the value at the first station origin 0 plot the value of each succeeding station which equals the cumulative value to that point, i. Generating mass haul diagrams from civil site design. Since soils and rocks have the ability to expand and contract volume during the process of cut, haul, and fill, they do not have a constant volume. It is a graphic representation of the mass ordinate that is displayed on cross sections and in the end area volume report.
Surveying lecture notes free haul, overhaul, and mass. An innovative mass haul diagram development for highwayearthwork. Column 4 cut area ac,j fill in and calculate for each. Explain the methods used in the haulage of large volumes of earthwork calculation. Mass diagrams mass ordinates, plot of mass diagram. Asnwer b assumes that the cutting of the soil stop, thus abruptly returning to the balance line on the masss diagram. This tutorial demonstrates how to create and edit mass haul diagrams to display earthworks in profile. The majority of these equipments are used in road excavation and earthmoving haulingsome of them. The solution email will contain a pdf report with the pvi configurations and earthwork estimates. Embankment and excavation volumes for an entire project are summarized in the form of a mass diagram, wh ich is an extremely useful tool in the. Introduction program earthworks volumes and masshaul diagram writing is part of roadpac program system. The mass diagram does not account for different costs, such as excavation, embankment, load, borrow, and waste. The mass diagram does not provide a real cost for a given design. Determine the total haul effort up to second balance point solution.
Mass haul is defined as the volume of material multiplied by the distance it is moved during construction. The total cutminusfill is plotted at each station directly below the profile plot. Application of shrinkage and swelling factors on state. Earthwork and masshaul diagram density road scribd. Introduction mass haul diagrams mhd are used to compare the economicsof the various methods of earthwork. It is necessary to plan movement of excavated soil of work site from cuts to fill so that haul distance be minimum to reduce the cost of earthwork. Earthwork mass diagrams and haul distance learn civil engineering. Calculation of topsoil strippingspread out and finishing of slopes. Developing an efficient algorithm for balancing masshaul.
The haul distance, cycle time, number of trips per 45min hour, quantity hauled per trip. Please let me know your solution for the two problems. The mass haul diagram is created using the data from the xsdata worksheet. However performing this approach graphically or manually is fairly tedious and time consuming. Quantity estimation and masshaul diagram hendriwibowo. Chapter 12 volumes and mass haul diagram a practical guide for using inroads v8i ss2 mass line this is the data line of th e mass haul diagram.
Haul which is more than the necessary haul or average haul. To change the status of a material, in the mass ordinate cell of the desired material. This is a curve representing cumulative volume of earthwork at any point on curve, the manner which earth to be removed. Figure 81 mass haul diagram example 83 earthwork balance with select topping traffic diversion on site detour. Firas asad b roadwork excavation and hauling equipments depending on the function and suitability, there is wide range of heavy equipment used in road construction, mainly in earthworks and paving.
The third step involves simulating the cost coefficients determined in step one resulting from the lp solution in order to produce a cost range. Mass haul diagram see dd705 for more information concerning the preparation of the mass haul diagram. Risk in earthwork calculations results from borrow or waste material on a project that was not budgeted for prior to construction. Grading summary spreadsheet cflhd spreadsheet used to generate the grading summary, mass haul diagram, and miscellaneous summaries. Nddot construction conference 2011 east conference. Section 303 earthwork design wyoming department of. Earthwork representation guidelines cflhd document providing a guide to the standard procedure for calculating and representing earthwork volumes in. Masshaul diagrams a masshaul diagram is a useful method to graphically represent the amount of material that will be cut and used for fill on. Developing an efficient algorithm for balancing masshaul diagrams. Doc mass haul diagram kartikkeyyan loganathan academia. It is designed for endtoend processing of a road design as one of the lastprograms of the system for determination cut and embankment volumes and other items areas. Identify the the resulting balanced sections, which are bounded by points that intersect the xaxis draw a horizontal line midway between the peak or valley and the xaxis.
Unit of volume for the mass haul diagram is bank cubic yards. The second step is the lp formulation including the chanceconstrained rock quantities. When payment for extra haul is authorized, the distance used for extra haul calculations will be that in excess of 5 stations. The mass diagram is an excellent method of determining waste or borrow volumes and can be adapted to show haul transportation considerations figure 6. The benefits of using the spreadsheet for developing the mass haul diagram are that the data is directly tied to the summary, hand calculated quantities are easily included in the diagram, and the diagram. You may have to turn on the bookmark function in your pdf. This exercise teaches how to compute the proposed cross section endarea volumes and generate a mass haul diagram. Exhibit 6 shows a mass diagram plot of the ordinates calculated in exhibit. These two values can be obtained from the mass diagram. Future efforts can focus on using the algorithm for minimizing the overall cost of earthwork operations. Calculate mass diagram assuming shrinkage 25% total cut 1 to 2 555. Autodesk autocad civil 3d mass haul diagram youtube. The algorithm is more efficient than existing integer programming techniques and runs in level of complexity of olog n.
Similar to a masshaul diagram, we can add borrow and waste pits in the borrowwaste window. An innovative mass haul diagram development for highwayearthwork i. Average haul is the area of the mass diagram representing the number of cubic yard stations of haul between balance points divided by the ordinate of the mass which the yardage is hauled. Expand all collapse all road standard drawings figure 35.
The mass diagram considers unidirectional earthwork only. Surveying lecture notes free haul, overhaul, and mass haul. In regard to extra haul compensation, no extra haul compensation will be made for haul distances of less than 5 stations. Earthwork volume calculations don lee, consultant bentley global services. How a mass diagram is used haul, average haul, how to. Generating mass haul diagrams from civil site design, using excel. The area you use is the area under the curve and the volume you use is the sum of the peaks and valleys on the diagram.
These values apply any compaction factors that you have set. To create a mass haul diagram, the following items must be available. Generating mass haul diagrams from civil site design, using excel during your design you can generate a volume report this will display the sectionbysection volumes over your design sampling eg. Its xaxis represents the distance in stations, while the yaxis represents the cumulative volume the algebraic sum of excavations and embankment between any selected points after correction due to soil condition. Rp71 earthworks volumes and masshaul diagram 2 user guide 1. Program rp71 earthworks volumes and masshaul diagram. Calculation of average or free haul the two values you need for the calculation of average or free haul are an area and a volume. Mass haul diagram is usually used to calculate the average haul, free haul between two given balance points and also the average or free haul for the entire project area. The benefits of using the spreadsheet for developing the mass haul diagram are that the data is directly tied to the summary, hand calculated quantities are. Mass haul diagrams to construct the mass haul diagram manually. We must use a unified measure for our calculations.
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