Perpetual pavement means that pavement will be designed to withstand at least 50 years trafficking and no heavy (structural) maintenance will be required.A perpetual flexible pavement is defined as hot mix asphalt (HMA) pavement, designed and built to last longer than 50 years without requiring major structural rehabilitation or reconstruction. It may only need periodic […]

The temperature compaction takes place is an important factor in the construction of asphalt concrete pavements. In cold climates, rapidly cooling mats can contribute to poor compaction. Asphalt cooling then is a very important part of the construction process. Cooling of asphalt is a combination of loss of heat into the pavement base and into […]

Working on the pavement project, especially related to asphalt, the calculation of materials needed for the work is required. This will determine the amount of asphalt needed. This will also assist on the budget needed in order to finish the work. If the paving project is a single, perfect square or rectangle, it can be […]

Pedestrian crossing needs to be designed carefully in order to provide safety, not only for the pedestrian but also for the other road users.  Safe and frequent pedestrian crossings support a walkable environment. Herewith categories that need to be considered in designing pedestrian crossing. The location Install a pedestrian crossing where there is a significant pedestrian […]

In 2012, pedestrian deaths rose to their highest level since 2006, increasing by 6.4 percent from 2011 to a total of 4,743 pedestrian fatalities. Injuries rose by 10 percent during the same time period. Furthermore, pedestrian deaths now make up 14 percent of the total traffic deaths in the U.S., up from 11 percent in 2011. […]