A horizontal curve's geometric design is considered an important factor in highway
accidents, and simple and spiral curves are regarded as the most common types of …

This research seeks to solve the problems of vertical curves with a foreslope using a more
suitable model than the point mass model. In this regard, investigating the effect of lateral …

Reverse Horizontal Curves (RHCs) are among the most accident‐prone road points, with
many annual fatalities and injuries. These fatalities can increase dramatically if the RHCs …

Many northern hemisphere countries have experienced exceptionally heavy snow,
blizzards, and cold snaps in recent years, causing considerable public concern about the …

The shoulder width, as a geometric element, plays a crucial role in enhancing highway
safety. Research from high-income countries indicates that improving shoulders on …

Horizontal curves as one of the most dangerous places on roads affect the vehicle's
balance, which depends on various factors such as vehicle type and superelevation. Side …

Objectives The challenge of combined horizontal and vertical highway alignments continues
to be a concern in transportation design, particularly regarding truck stability. This study …

Along with human and vehicle factors, pavement conditions are recognized as one of the
most important factors contributing to accidents and consequently reduced safety. Various …

As a type of horizontal curve, the reverse horizontal curves (RHCs) are one of the most
critical types of road locations where many accidents occur due to slippage resulting from …

Parking lots have many complex structures, diverse functions, and plentiful elements. The
frequent flow of vehicles with narrow and dim spaces increases the probability of various …