Sustainable Highway Construction (2019) / Chapter Skim
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6 2 DEFINITION AND FRAMEWORKS 2.1 SUSTAINABILITY DEFINED The project, defines sustainable highway construction practices (SCPs) as construction practices with the ability to (1)
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7 greatly from those in another. Therefore, it may not be possible to define a list of universal sustainability best practices.
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8 Environmental Wellbeing Nature & Environment Clean Air Construction Equipment Emissions Materials Transport Emissions Materials Production Emissions Traffic Emissions Clean Water Stormwater runoff quality Groundwater quality Clean Land Waste Management/minimization Ecological Resources Habitat preservation/conservation Stormwater runoff volume/flow Light pollution/reduction and glare Non-hazardous materials Natural Resources Water Resources Water use Renewable water resources (potable water conservation) Consumption Material reuse Material recycling Minimize materials Local materials Durable structures Quality control Reduce non-renewable energy use Fuel use Climate & Energy Renewable Energy Encourage renewable energy use GHG Emissions Life-cycle assessment (LCA)
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9 TABLE 4. Changes to Sustainability Framework Adopted from the Workshop Proposed Change Action Human Wellbeing Dimension Rename and orient categories towards specific audiences.
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10 Dimension Category Examples of SCPs that Address the Category Environmental Wellbeing Pollution Clean air, water, land Construction Equipment Emissions Materials Transport Emissions Materials Production Emissions Traffic Emissions Waste Management/minimization Life-cycle assessment (LCA) Storm water runoff quality Groundwater quality Local Ecosystems and Habitat Habitat preservation/conservation Storm water runoff volume/flow Light pollution/reduction and glare Non-hazardous materials Water use Renewable water resources Consumption Material reuse Material recycling Minimize materials Local materials Durable structures Quality control Reduce non-renewable energy use Fuel use Encourage renewable energy use Climate Life-cycle assessment (LCA)
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11 TABLE 6. Framework for Highway Construction Level Category Programmatic Organizational strategy, culture, and executive support Policy/program Human resources (hiring, recruiting, training, retraining)
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12 Proposed Change Action Merge Human Resources and Environmental Management Systems categories into the Policies/Programs category. These are both subsets of policies and program.
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13 Proposed Change Action Thus, this new category may need follow-up research. Add Utilities: It was noted that our previous work did not capture any SCPs that relates to a major scope item in highway construction (i.e.
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14 TABLE 8. Revised Framework for Highway Construction 2.2.3 Breadth Framework Original breadth framework.
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15 necessarily governed by the nature of contracts and project delivery formats. Often, contractual obligations can override sustainability considerations unless contracts are carefully crafted.
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