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Comparison of SimTraffic and VISSIM Microscopic Traffic Simulation Tools in Modeling Roundabouts
(
Elsevier B.V.
, 2015 , Conference Paper)
Abstract SimTraffic and VISSIM are two microscopic traffic simulation tools that are capable of modeling arterial roads with signalized intersections and roundabouts. This study compares the performance of the two simulation ...
Evaluation of Combined Excavation Waste and Reclaimed Asphalt Pavement Aggregates for Use in Road Bases and Sub-bases
(
OMICS International
, 2014 , Article)
More than 15 million tons of aggregates are imported each year to Qatar from neighbouring countries. Large quantities of waste materials (around 20 million tons/year) from excavation waste, demolition rubble and reclaimed ...
Use of local discarded materials in concrete
(
Elsevier
, 2014 , Article)
Steel slag, a by-product of steel manufacturing, is generated in large quantities in Qatar. In fact, it is estimated that more than 400,000tons of steel slag are generated annually in the country. Gravel, resulting from ...
Recycling of Local Qatar’s Steel Slag and Gravel Deposits in Road Construction
(
OMICS International
, 2014 , Article)
Every year, the State of Qatar generates about 400,000 tons of steel slag and another 500,000 tons of gravel as a result of steel manufacturing and washing sand, respectively. The two materials (by-products) are not fully ...
The Effect of Aluminium Dross on Mechanical and Corrosion Properties of Concrete
(
OMICS International
, 2014 , Article)
It is the objective of this project is to investigate the mechanical and chemical behaviour of new concrete type obtained by adding aluminium dross which is an impure aluminium mixture that results from metals melting and ...
Multiobjective optimization model for scheduling of construction projects under extreme weather
(
Taylor and Francis Ltd.
, 2016 , Article)
Extreme weather significantly impacts construction schedules and costs and can be a source of schedule delays and budget overruns. A multi-objective optimization model, presented herein for the scheduling of construction ...
Practical teaching and its importance in teaching civil engineering
(
Hamad bin Khalifa University Press (HBKU Press)
, 2013 , Conference Paper)
Students pursuing their civil engineering degree usually learn the theory part in class but may struggle to relate theory to practice if the instructor has no industry experience. Engineering graduates can benefit more ...
Mitigation of Traffic Congestion Using Ramp Metering on Doha Expressway
(
Hamad bin Khalifa University Press (HBKU Press)
, 2016 , Conference Paper)
Ramp metering is the most effective and widely implemented strategy for improving traffic flow on freeways by restricting the number of vehicles entering a freeway using ramp meters. A ramp meter is a traffic signal ...
The significance of industry experience in civil engineering education
(
Hamad bin Khalifa University Press (HBKU Press)
, 2013 , Conference Paper)
Students pursuing their civil engineering degree usually learn the theory part in class but may struggle relating theory to practice if the instructor have no industry experience. Engineering graduates can benefit more ...
Literature Review of Advancements in Adaptive Ramp Metering
(
Elsevier
, 2016 , Conference Paper)
Over a period spanning more than 30 years, several ramp metering algorithms have been developed to improve the operation of freeways. Many of these algorithms were deployed in several regions of the world, and field ...