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Ice roads are a common type of transportation corridor in regions of the circumpolar north. They traverse frozen rivers, lakes, and other bodies of water. Every winter, the varied combination of weather, hydrology, and other factors can form ice roads. Experience has shown...
The project identified small Unmanned Aircraft Systems (sUAS) that can collect high resolution condition data while complying with federal aviation requirements and maneuvering through and around all elements of steel bridges, particularly beam and truss elements and...
This project collected high-quality trail condition data in an efficient and cost-effective manner using equipment mounted on a bicycle. The data was processed and used to construct GIS-based trail condition analyses that help guide trail maintenance and project...
The Mt. Wilson Express is a collaboration between the City of Pasadena, Nature for All, and the U.S. Forest Service. This pilot express service will provide Los Angeles County’s first public transportation to the Angeles National Forest between Spring-Fall 2025....
While many existing strategies can mitigate Alkali-Silica reaction (ASR) distress in new constructions, few available choices are effective in mitigating ASR distress in existing structures. This research will build upon early investigations into the use of Ultra-High-...
The first phase of the research project sought to understand in-park trip chaining travel patterns and duration of stay using passive mobile device Bluetooth technology towards predicting congestion hot spots and defining travel pattern profiles. Bluetooth detectors were...
| Notice | ||
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| Subject | ||
| ADVANCE NOTIFICATION OF FEDERAL-AID HIGHWAY FUNDS TO BE APPORTIONED ON OCTOBER 1, 2025 |
| Notice | ||
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| Subject | ||
| FEDERAL-AID HIGHWAY PROGRAM OBLIGATION LIMITATION – FISCAL YEAR 2025 REDISTRIBUTION AFTER AUGUST 1, 2025 |
| FHWA Policy Memorandums - Associate Administrator for Program Development |
ACTION: Outdoor Advertising Changes in the Intermodal Surface Transportation Efficiency Act of 1991 (ISTEA)
From: Associate Administrator for Program Development