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Hdm 4 software
Hdm 4 software









hdm 4 software

Analysis by Project supports the analysis of new sections and diverted traffic. The analysis determines the optimum alternative for the sections as a group. NPV is calculated for each project alternative (i.e.

hdm 4 software

Project alternatives are defined indicating a maintenance/improvement standard per section. Analysis by Project: A project is composed of many sections.

hdm 4 software

Analysis by Sections supports neither new sections nor diverted traffic. NPV is calculated for each section alternative. The analysis determines the optimum alternative for each section.

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Vertical Profile Rise Plus Fall = (R1+R2+R3+F1+F2) / Length (meters/km) Horizontal Profile Horizontal Curvature = (C1+C2+C3+C4) / Length (degrees/km) 4Īnalysis by Section: Section alternatives are defined for each section. Traffic Flow Pattern Flow Periods Flow Peak Next to Peak Medium flow Next to Low Overnight Number of Hours in the Year 3 HDM-4 Inputs and Options 2 Speed Flow Type Speed (km/hr) S1 S2 S3 Sult Flow veh/hr Qo Qnom Qult











Hdm 4 software