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Types of Excavators and Their Uses
Excavators are vehicles that are used on construction sites to move material. Excavators: Also Known…
Cranes Used in Construction
A crane is a lifting machine that principally works with the use of pulleys and…
Posted inHighway Engineering
Pavement Maintenance: Pounds of Prevention vs. Tons of Cure
Ever hit a pothole at 70mph? To paraphrase Ben Franklin, do a little preventive work…
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Highway Construction & Engineering
Highway construction and engineering includes planning, designing, and building of highways. History stands witness that…
Posted inHighway Engineering
Major/minor priority intersections
Introduction A priority intersection occurs between two roads, one termed the ‘major’ road and the…
Posted inHighway Engineering
The Design of Highway Intersections
Introduction A highway intersection is required to control conflicting and merging streams of traffic so…
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The ‘level of service’ approach
Introduction ‘Level of service’ describes in a qualitative way the operational conditions for traffic from…
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Speed-density relationship
In a situation where only one car is travelling along a stretch of highway, densities…
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Basic Elements of Highway Traffic Analysis
Introduction The functional effectiveness of a highway is measured in terms of its ability to…
Posted inHighway Engineering
Highway CBA worked example
Introduction It is proposed to upgrade an existing single carriageway road to a dual carriageway…