The objective of the Heilongjiang Cold Weather Smart Transportation System Project for China is to improve the convenience, reliability, safety and energy efficiency of the public transport systems in Harbin and Mudanjiang. Some of the negative impacts and mitigation measures includes: i) in order to prevent the construction dust pollution, especially watering for the pipeline construction at the sensitive place in the dry season to reduce the dust pollution, use the watering vehicle may reduce the dust effectively and can reduce 70 percent-80 percent dust. The dug soil and rock shall be backfilled and cleaned and transported. The mixing time point of concrete shall be away from resident area, set 3m-high enclosure for the mixing machine, prevent the dust spreading; ii) the vehicles for road construction material may have an impact on the resident life and road traffic along the road, all the relevant departments shall strengthen propagating, try to get the understanding of the local residents, and tale protection measures actively, try to decrease the impact of construction on the residents life along the road; iii) strictly control the emission volume of sanitary sewage during the construction, set the movable latrine pit, remove the waste regularly and the sanitary sewage can't be discharged outside; and iv) strengthen the management, optimize the traffic signal indication system and ensure the smooth road traffic, which can reduce the exhaust produced by the idling of motor vehicle.