10-1 城市公用事业基本情况
Basic Statistics on City Public Utilities
项 目 | Item | 2010 | 2011
城市及建筑物面积 | City Areas and Floor Space of Buildings |  |
建成区面积(平方公里) | Area of Built Districts(sq.km) | 838 | 922
征用土地面积(平方公里) | Land Put in Requisition for State Construction Projects (sq. km) | 17.7 | 15.7
城市人口密度(人/平方公里) | Population Density of City Districts(persons/sq.km) | 4977 | 4563
供水、供气及供热 | Water Supply, Gas Supply and Heating |  |
自来水年供水量(万立方米) | Annual Volume of Tap Water Supply (10 000 cu.m) | 77263 | 80894
＃生活用水量 | Water Consumption for Residential use | 26078 | 28091
平均每人日生活用水量(升) | Per -Capita Water Consumption for Residential Use (litre) | 150.8 | 160
用水普及率(%) | Coverage Rate of Population with Access to Tap Water (%) | 99.2 | 99.2
人工煤气供气量(万立方米) | Gaswork Gas Supply (10 000 cu.m) | 1752 | 1999
＃家庭用量 | Consumption of Gaswork Gas for Residential Use | 1752 | 1999
天然气供气量(万立方米) | Natural Gas Supply (10 000 cu.m) | 134711 | 184413
＃家庭用量 | Consumption of Coal Gas for Residential Use | 40067 | 45859
液化石油气供气量(吨) | Liquefied Petroleum Gas (ton) | 79617 | 82993
＃家庭用量 | Consumption of Liquefied Gas for Residential Use | 61050 | 67827
天然气、煤气管道长度(公里) | Length of Gas Pipelines (km) | 7298 | 8765
燃气普及率(%) | Goverage Rate of Urban Population with Access to Gas (%) | 95.8 | 96.2
集中供热面积(万平方米) | Area of Centralized Heating (10 000 sq.m) | 19162 | 21064
＃住 宅 | Residential Buildings | 13298 | 14716
市政工程 | Municipal Engineering |  |
铺装道路长度(公里) | Length of Paved Roads (km) | 5178 | 5476
平均每万人拥有 (公里) | Length of Paved Roads per 10 000 Population (km) | 6.1 | 6.2
铺装道路面积(万平方米) | Area of Paved Roads (10 000 sq.m) | 8323 | 8964
平均每人拥有(平方米) | Area of Paved Roads per Population (sq.m) | 9.7 | 10.1
下水道长度(公里) | Length of Sewer Pipelines (km) | 4372 | 4592
平均每万人拥有 (公里) | Length of Sewer Pipelines per 10 000 Population (km) | 5.1 | 5.2
城市绿化 | City Greening |  |
建成区绿化覆盖面积(公顷) | Green Areas of Completed Area (hectare) | 30530 | 33772
每万人建成区绿地面积(公顷) | Green Areas of Completed Area per 10 000 Population (hectare) | 35.7 | 38.1
公园数(个) | Number of Parks and Zoos(unit) | 131 | 137
公园面积(公顷) | Area of Parks (hectare) | 3156 | 3274
环境卫生 | Environmental Sanitation |  |
清运生活垃圾(万吨) | Volume of Garbage Disposal (10 000 tons) | 317 | 344
清运粪便(万吨) | Volume of Disposal of Excrement and Urine (10 000 tons) | 4.1 | 3.4
每万人拥有公共厕所(座) | Number of Public Lavatories per 10 000 Population (unit) | 2.5 | 2.4