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Feb 26, 2016 / Haseeb Jamal -

5 Travel Myths You Need to Stop Believing Right Now

Feb 26, 2016 / Haseeb Jamal -

Canal Comes Alive with Lighted Boat Parade.

Location Survey for Roads & Highways

The aim of location survey is to select a route with the following points kept in mind: 1. With reasonable economy it should meet the minimum requirement regarding curvature and grades. 2. To produce an easy riding (traveling), free flowing traffic artery that has a high capacity and it meets all the safety standards. 3. The location survey should recognize and evaluate the

Uses of Base Cross Drain

A subsurface drain, generally perpendicular to the roadway alignment, designed to drain infiltrated water. Often needed at bridge abutments, toll plazas, and across the road on long downgrades. The main purpose of the cross-drain is to channel water from above the path to the lower side. The source of the water may be from small streams, springs, mossy

AASHTO HL-93 Loading Highway Design

This is a hypothetical Live Load Model proposed by AASHTO for analysis of bridges. Reason for proposing this live load model is to prescribe a set of loads such that it produces extreme load effect approximately same as that produced by the exclusion vehicles.

Factors Affecting Stability of Road Pavements

The thickness of pavements depends on a number of variables, but from experience it has been found that the following factors affect the performance of pavements to a great extent. Traffic Factors, Soil Factors, Environmental Factors, Stress Distribution Factors.. Traffic is the most important factor in the pavement design. The key factors include contact pressure

Level of Service and Factors Affecting LOS

LOS is a scale which defines the operating conditions on highway. It is a measure of the restrictive effects of the increased volume, level of service as proposed by manual ranges from A to F, A is ideal level and F is worst level of service.

Road Construction Machinery

Road construction equipment are found in a wide variety ranging from the very heavy equipment to portable and lighter equipment. These modern and high construction equipment make the construction job easier and quicker. Also the work done my heavy machinery is of good quality, this is the reason that we find a wide variety of equipment at every construction site.

Classification of Roads - Arterial, Collector, Local Roads

Karachi is enormous and vast and comes among the largely populated cities of the world. Traveling is a major need of every city , people travel everyday to work, to learn, to shop and do many other daily life chores. Everyone wants to get to their destination quickly and safely with spending the least traveling cost. Hence a good transportation system is an

Difference between Traffic Lane & Design Lane

Traffic lane is the number of lanes of traffic that a traffic engineer plans for bridge or road. It is part of carriageway designated by proper marking and is used to control and guide the driver (typically it is 3.6 m (12 ft). Design lane is the lane designation used by the bridge engineer for live load placement, which 3 m (10 ft). It consists of uniformly distributed load

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