Estimation of annual average daily traffic with optimal adjustment factors
نویسندگان
چکیده
منابع مشابه
Estimating Annual Average Daily Traffic Using Daily Adjustment Factor
This study dealt with estimating AADT which serves the important basic data in transportation sector. AADT estimation is fundamental to the analysis of transportation data sets and the management of transportation systems. AADT is estimated using short-term traffic counts at most sites because permanent traffic counts is installed at limited sites. To estimate AADT, an adjustment factor applica...
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Road traffic volumes in intercity roads are generally estimated by probability functions, statistical techniques or meta-heuristic approaches such as artificial neural networks. As the road traffic volumes depend on input variables and mainly road geometrical design, weather conditions, day or night time, weekend or national holidays and so on, these are also estimated by pattern recognition te...
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Accurate Annual Average Daily Traffic (AADT) information is important to many applications including roadway design, air quality compliance, travel model validation, etc. Yet complete or even extensive coverage of a network to collect traffic count data is impractical due to the cost involved. There have been studies to estimate AADT for interstate highways, expressways, urban roads, and rural ...
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Thrce charts of the contiguous United States show (1) thc percentage of mean annual total precipitation contributed b j daily amounts of 0.50 i ~ ] . or greater, (2) the avcragc aiinual accuniulatioi~ of these daily amounts, and (3) the arcragc annual number of days having precipitation of 0.50 in. or greater.
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Components of variance for ADG with models including competition effects were estimated from data provided by the Pig Improvement Company on 11,235 pigs from 4 selected lines of swine. Fifteen pigs with average age of 71 d were randomly assigned to a pen by line and sex and taken off test after approximately 89 d (off-test BW ranged from 61 to 158 kg). Models included fixed effects of line, sex...
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ژورنال
عنوان ژورنال: Proceedings of the Institution of Civil Engineers - Transport
سال: 2015
ISSN: 0965-092X,1751-7710
DOI: 10.1680/jtran.12.00074