[ 1 ] King AO. Maintenance and preservation: a definition [Internet]. Washington: Washington State County Road Administration Board; c2006 [cited 2015 Aug 20]. Available from: https://www.crab.wa.gov/LibraryData/RESEARCH_and_ REFERENCE_MATERIAL/Road_Maintenance/060206MaintenanceVSPreservation. doc.

[ 2 ] Geiger DR. Pavement preservation definitions: Report. Washington: Federal Highway Administration of the US Department of Transportation; 2005.

[ 3 ] The road to sustainable highway spending [Internet]. Washington: Committee for a Responsible Federal Budget; c2015 [cited 2015 Jul 23]. Available from: http://crfb.org/sites/default/files/road_to_sustainable_highway_spending.pdf.

[ 4 ] Bureau of Transportation Statistics, US Department of Transportation. National transportation statistics 2015 [Internet]. Washington: US Department of Transportation; c2015 [cited 2015 Jul 23]. Available from: http://www. rita.dot.gov/bts/sites/rita.dot.gov.bts/files/NTS_Entire_15Q2_rev.pdf.

[ 5 ] Van Dam TJ, Harvey JT, Muench ST, Smith KD, Snyder MB, AlQadi IL. Towards sustainable pavement systems: a reference document. Report. Washington: US Department of Transportation, Federal Highway Administration; 2015. Report No: FHWA-HIF-15-002.

[ 6 ] Gransberg DD, Tighe SL, Pittenger D, Miller MC. Sustainable pavement preservation and maintenance practices. In: Gopalakrishnan K, Steyn WJ, Harvey J, editors. Climate change, energy, sustainability and pavements. New York: Springer; 2014. p. 393–418.

[ 7 ] Tighe SL, Gransberg DD. Sustainable pavement maintenance practices— research results digest 365. Report. Washington: National Cooperative Highway Research Program; 2011.

[ 8 ] LEED® v4 for Neighborhood Development. Report. Washington: US Green Building Council; 2014.

[ 9 ] LEED® v4 for building operations and maintenance. Report. Washington: US Green Building Council; 2014.

[10] CH2M HILL, University of Washington, Texas Transportation Institute. INVEST, sustainable highways self-evaluation tool, version 1.2. Report. Washington: US Department of Transportation, Federal Highway Administration; 2015 Sep.

[11] University of Washington, CH2M HILL. Greenroads manual v1.5. Report. Redmond: Greenroads Foundation; 2011 Feb.

[12] Subscribe to Greenroads v2 [Internet]. Redmond: Greenroads Foundation; c2007–2018 [cited 2015 Nov 12]. Available from: https://www.greenroads. org/v2.

[13] Nelson D, Krekeler P. A state-level perspective on the future of sustainability decision making. In: Proceedings of the Transportation Research Board 91st Annual Meeting; 2012 Jan 22–26; Washington, DC, USA; 2012.

[14] Nelson DA, Krekeler P, Rossi M. Incorporating sustainability into NYSDOT’s decisions. In: Wagner PJ, Nelson D, editors. Proceedings of the 2011 International Conference on Ecology and Transportation. Raleigh: Center for Transportation and the Environment, North Carolina State University; 2012. p. 861–9.

[15] Illinois Department of Transportation, Illinois Joint Sustainability Group. Illinois–Livable and Sustainable Transportation Rating System and Guide, v2.02. Springfield: Illinois Department of Transportation; 2012 Sep 27.

[16] Building Environmentally and Economically Sustainable Transportation- Infrastructure-Highways. Report. Madison: Recycled Materials Resource Center, University of Wisconsin-Madison; 2010.

[17] VicRoads. Integrated VicRoads Environmental Sustainability Tool (INVEST), v1. Report. Melbourne: VicRoads; 2011 Mar.

[18] North American Sustainable Transportation Council, Santa Cruz County Regional Transportation Commission, Portland Bureau of Transportation. STARS fact sheet. Report. Portland: North American Sustainable Transportation Council.

[19] North American Sustainable Transportation Council, Portland Bureau of Transportation. STARS pilot plan application manual, version 1.0. Portland: North American Sustainable Transportation Council; 2012 Jan 10.

[20] North American Sustainable Transportation Council, Portland Bureau of Transportation. STARS pilot project application manual, version 1.2. Portland: North American Sustainable Transportation Council; 2013 Apr 15.

[21] Véron-Okamoto A, Sakamoto K. Toward a sustainability appraisal framework for transport. Report. Manila: Asian Development Bank; 2014 Jan. Report No.: WPS146304. 链接1

[22] GreenPave reference guide, version 2.0. Toronto: Materials Engineering and Research Office, Ontario Ministry of Transportation; 2014 Mar. 链接1

[23] Jeon CM, Amekudzi A. Addressing sustainability in transportation systems: definitions, indicators, and metrics. J Infrastruct Syst 2005;11:31–50. 链接1

[24] Litman T. Developing indicators for comprehensive and sustainable transport planning. Trans Res Record J Trans Res Board 2007;43:10–5. 链接1

[25] Jawad D. Sustainable transportation rating tool via traffic impact studies. J Traff Logist Eng 2013;1:30–5. 链接1

[26] Triantaphyllou E, Mann SH. Using the analytic hierarchy process for decision making in engineering applications: some challenges. Int J Ind Eng Appl P 1995;2:35–44. 链接1

[27] Zietsman J, Ramani T. Sustainability performance measures for state DOTs and other transportation agencies. Report. College Station: Texas Transportation Institute; 2011 Jul. 链接1

[28] McCormack SM, Sturgill R, Howell B, Van Dyke C, Kreis D. Green infrastructure. Report. Lexington: Kentucky Transportation Center; 2014 Jun. Report No.: KTC-14-10/SPR447-12-1F. 链接1

[29] Southerland M. Evaluation of ecological impacts from highway development. Report. Washington: US Environmental Protection Agency; 1994 Apr. Report No.: EPA 300-B-94-006. 链接1