When applying MOVES (MOtor Vehicle Emission Simulator) in project-level PM (particulate matter) conformity analysis, link-based traffic characteristics are required at local on-road level so as to ensure realistically representation of…
Scope: Determine which utility/transportation projects are compatible from a construction and maintenance standpoint. Develop planning, design, and construction techniques to facilitate the joint projects
Zinc is an important targeted constituent for Departments of Transportation (DOTs). The average concentration in highway runoff exceeds water quality objectives. For individual storms, the measured concentrations of total zinc in highway discharge…
Lead tire weights used to balance wheels may be a substantial source of lead in the highway environment. These weights are sometimes released from wheels and then abraded by traffic,releasing lead into…
The objective of this study is to determine the optimum timing and application rates of various deicing materials. A variety of standard tests can be conducted to determine the effectiveness of various chemicals, including:…
EPA has reported recently that the amount of nitrogen and phosphorus pollution entering our waters has escalated dramatically over the last 50 years, and that this trend will continue with US population…
Scope: Information from the Every Day Counts (EDC) project indicates that there is currently not enough information about re-cycles asphalt to determine how it fits into the program long term. A…
Problem Mitigation for the adverse effects to historic properties under Section 106 of the National Historic Preservation Act often entails an “economic” exercise of trying to estimate the value of the historic property…
Scope: Develop an integrated asset management plan for utilities and right of way. Develop guidelines for concurrent construction and maintenance activities; develop guidelines for cost sharing of degradation of pavement life;…
RESEARCH PROBLEM STATEMENT In recent years, coal-fired power plants are more frequently utilizing air pollution control technologies that result in fly ash with elevated concentrations of ammonia (referred to herein…