Highway Design And The Environment
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Assessing and Managing the Ecological Impacts of Paved Roads
Author | : National Research Council |
Publisher | : National Academies Press |
Total Pages | : 325 |
Release | : 2006-01-22 |
Genre | : Political Science |
ISBN | : 0309100887 |
All phases of road developmentâ€"from construction and use by vehicles to maintenanceâ€"affect physical and chemical soil conditions, water flow, and air and water quality, as well as plants and animals. Roads and traffic can alter wildlife habitat, cause vehicle-related mortality, impede animal migration, and disperse nonnative pest species of plants and animals. Integrating environmental considerations into all phases of transportation is an important, evolving process. The increasing awareness of environmental issues has made road development more complex and controversial. Over the past two decades, the Federal Highway Administration and state transportation agencies have increasingly recognized the importance of the effects of transportation on the natural environment. This report provides guidance on ways to reconcile the different goals of road development and environmental conservation. It identifies the ecological effects of roads that can be evaluated in the planning, design, construction, and maintenance of roads and offers several recommendations to help better understand and manage ecological impacts of paved roads.
Roadside Design Guide
Author | : |
Publisher | : Amer Assn of State Hwy |
Total Pages | : 352 |
Release | : 1996-01-01 |
Genre | : Bridge railings |
ISBN | : 9781560510314 |
This document presents a synthesis of current information and operating practices related to roadside safety and is developed in metric units. The roadside is defined as that area beyond the traveled way (driving lanes) and the shoulder (if any) of the roadway itself. The focus of this guide is on safety treatments that minimize the likelihood of serious injuries when a driver runs off the road. This guide replaces the 1989 AASHTO "Roadside Design Guide."
Geometric Design Practices for European Roads
Author | : James O. Brewer |
Publisher | : DIANE Publishing |
Total Pages | : 63 |
Release | : 2001 |
Genre | : Roads |
ISBN | : 1428952330 |
A Guide for Achieving Flexibility in Highway Design
Author | : |
Publisher | : AASHTO |
Total Pages | : 138 |
Release | : 2004 |
Genre | : Technology & Engineering |
ISBN | : 1560512598 |
Context-sensitive solutions (CSS) reflect the need to consider highway projects as more than just transportation facilities. Depending on how highway projects are integrated into the community, they can have far-reaching impacts beyond their traffic or transportation function. CSS is a comprehensive process that brings stakeholders together in a positive, proactive environment to develop projects that not only meet transportation needs, but also improve or enhance the community. Achieving a flexible, context-sensitive design solution requires designers to fully understand the reasons behind the processes, design values, and design procedures that are used. This AASHTO Guide shows highway designers how to think flexibly, how to recognize the many choices and options they have, and how to arrive at the best solution for the particular situation or context. It also strives to emphasize that flexible design does not necessarily entail a fundamentally new design process, but that it can be integrated into the existing transportation culture. This publication represents a major step toward institutionalizing CSS into state transportation departments and other agencies charged with transportation project development.
Handbook of Road Ecology
Author | : Rodney van der Ree |
Publisher | : John Wiley & Sons |
Total Pages | : 562 |
Release | : 2015-06-15 |
Genre | : Science |
ISBN | : 1118568184 |
Winner of the IENE Project Award 2016. This authoritative volume brings together some of the world’s leading researchers, academics, practitioners and transportation agency personnel to present the current status of the ecological sustainability of the linear infrastructure – primarily road, rail and utility easements – that dissect and fragment landscapes globally. It outlines the potential impacts, demonstrates how this infrastructure is being improved, and how broad ecological principles are applied to mitigate the impact of road networks on wildlife. Research and monitoring is an important aspect of road ecology, encompassing all phases of a transportation project. This book covers research and monitoring to span the entire project continuum – starting with planning and design, through construction and into maintenance and management. It focuses on impacts and solutions for species groups and specific regions, with particular emphasis on the unique challenges facing Asia, South America and Africa. Other key features: Contributions from authors originating from over 25 countries, including from all continents Each chapter summarizes important lessons, and includes lists of further reading and thoroughly up to date references Highlights principles that address key points relevant to all phases in all road projects Explains best-practices based on a number of successful international case studies Chapters are "stand-alone", but they also build upon and complement each other; extensive cross-referencing directs the reader to relevant material elsewhere in the book Handbook of Road Ecology offers a comprehensive summary of approximately 30 years of global efforts to quantify the impacts of roads and traffic and implement effective mitigation. As such, it is essential reading for those involved in the planning, design, assessment and construction of new roads; the management and maintenance of existing roads; and the modifying or retrofitting of existing roads and problem locations. This handbook is an accessible resource for both developed and developing countries, including government transportation agencies, Government environmental/conservation agencies, NGOs, and road funding and donor organisations.
Flexibility in Highway Design
Author | : U.s. Department of Transportation |
Publisher | : CreateSpace |
Total Pages | : 206 |
Release | : 2013-12-15 |
Genre | : Transportation |
ISBN | : 9781494445577 |
This guide is about designing highways that incorporate community values and are safe, efficient, effective mechanisms for the movement of people and goods. It is written for highway engineers and project managers who want to learn more about the flexibility available to them when designing roads and illustrates successful approaches use in other highway projects.
Environmental consideration in highway design, location, construction and operation
Author | : United States. Federal Highway Administration |
Publisher | : |
Total Pages | : 128 |
Release | : 1973 |
Genre | : Highway engineering |
ISBN | : |
Gravel Roads
Author | : Ken Skorseth |
Publisher | : |
Total Pages | : 112 |
Release | : 2000 |
Genre | : Gravel roads |
ISBN | : |
The purpose of this manual is to provide clear and helpful information for maintaining gravel roads. Very little technical help is available to small agencies that are responsible for managing these roads. Gravel road maintenance has traditionally been "more of an art than a science" and very few formal standards exist. This manual contains guidelines to help answer the questions that arise concerning gravel road maintenance such as: What is enough surface crown? What is too much? What causes corrugation? The information is as nontechnical as possible without sacrificing clear guidelines and instructions on how to do the job right.