Wastewater treatmentWater supply networkWind powerConceptsAppropriationInfrastructure asset managementBuild–operate–transferDesign–buildEarmarkEngineering contractsExternalityFixed costGovernment debtInfrastructure bondLife-cycle assessmentLindahl taxMaintenance, repair, and operationsNatural monopolyProperty taxPublic capitalPublic financePublic goodPublic sectorPublic–private partnershipRenovationSpilloverSupply chainTaxationUpgradeIssuesandideasAir traffic controlBrownfield landBus rapid transitCarbon footprintCongestion pricingContainerizationEthanol fuelFuel efficiencyFuel taxGroundwaterHigh-speed railHybrid vehiclesLand-use planningMobile data terminalPork barrelRecyclingRenewable resourcesReverse osmosisSmart gridSmart growthStormwaterSustainable urban infrastructureTraffic congestionTransit-oriented developmentUrban sprawlWaste-to-energyWeatherizationWirelessFieldsof studyArchitectureCivil engineeringElectrical engine