Extreme events, such as hurricanes, tornados, floods, earthquakes, fires, and collisions, pose a threat to the transportation infrastructure that millions of people depend on daily. NCHRP Web-Only Document 390: Response Planning, Assessment, and …
As drivers place increasing demands on transportation infrastructure and freeway congestion continues to increase, arterials have become an alternative route for many drivers, resulting in the lower performance of these roadways. In many areas, weaving…
State departments of transportation (DOTs) face considerable challenges in implementing, enhancing, or replacing their existing maintenance management systems (MMSs). These processes are not only expensive and time-consuming but also involve considerab…
The increasing volume of plastic waste generated each year is a global problem—one that has been magnified following the 2017 passing of China’s Operation National Sword policy that ended the import of waste plastics into the country effective January …
The construction, maintenance, and operation of transportation infrastructure requires immense amounts of products and materials. New products, materials, engineered systems, and innovative technologies are presented to state departments of transportat…
In bridge engineering, machine learning (ML) and artificial intelligence (AI) have been employed to enhance the efficiency of the structural design phase, aid in the selection of optimal bridge types, produce cost estimates, conduct realtime structural…
Aviation is undergoing a transformation. Advancements in technology are enabling innovations in regional and on-demand aviation. Many challenges are currently being addressed, including community acceptance, safety, equity, issues around planning and i…
The community of stakeholders in safe mobility for older adults use technical terms or expressions that can have very specific meanings across disciplines. The variety of different interpretations often leads to miscommunication. Moreover, the terminol…
Alternative contracting methods (ACMs), including design-build, construction manager/general contractor, and public-private partnerships have added a wide range of options for state departments of transportation (DOTs) to consider when delivering proje…
State departments of transportation (DOTs) are required by federal law to coordinate transportation planning and programming processes with metropolitan planning organizations (MPOs) in the state. However, state DOTs and MPOs have varying coordination …