15-1  运输线路里程、质量和运输网密度
Length,Quality and Density of Transportation Routes
指     标	Item	2005	2009	2010
一、运输线路里程	Length of Transport Routes
铁路正线延展里程   (公里)	Extension Length of the Trunk Lines           (km)	4336	6620	8789
# 营业里程	Railways in Operation	3696	3770	4450
公路通车里程       (公里)	Total Length of Highways                            (km)	54492	144109	147461
内河航道里程       (公里)	Navigable Inland Waterways                        (km)	1100	1066	1100
# 机动船航道	Motor Vessels	563	558	558
民航通航里程       (公里)	Total Civil Aviation Routes                         (km)	485749	587904	742375
# 不重复里程	Unique Mileage	386020	446272	632458
二、运输线路质量	Quality of Transport Routes
铁路营业里程       (公里)	Length of Railways in Operation                  (km)	3696	3770	4450
# 复线里程	Double-Tracking Length	838	1344	2157
复线里程比重     (％)	Proportion                                                    (%)	22.7	35.6	48.5
公路线路里程       (公里)	Length of Highways                                      (km)	54492	144109	147461
# 等级公路	Expressway and Class I to IV Highways	49273	128487	134498
等级公路比重     (％)	Proportion                                                    (%)	90.4	89.2	91.2
内河航道里程       (公里)	Length of Navigable Inland Waterways        (km)	1100	1066	1100
# 水深一米以上	Depth of Water Above 1 m	563	558	558
水深一米以上比重 (％)	Proportion                                                    (%)	51.2	52.3	52.3
三、运输网密度	Transport Density
1.铁  路	Railways
省内营业里程       (公里)	Length of Province Railways in Operation(km)	3212	3282	3955
密  度    (公里/平方公里)	Density                                            (km/sq.km)	0.016	0.016	0.019
2.公  路	Highways
线路长度           (公里)	Length of Routes                                        (km)	54492	144109	147461
密  度    (公里/平方公里)	Density                                            (km/sq.km)	0.265	0.700	0.717
3.水  路	Waterways
通航里程           (公里)	Length of Waterways in Operation            (km)	1100	1066	1100
密  度    (公里/平方公里)	Density                                            (km/sq.km)	0.005	0.005	0.005
4.民  航	Civil Aviation
通航里程           (公里)	Length of Civil Aviation in Operation       (km)	386020	587904	742375
密  度    (公里/平方公里)	Density                                            (km/sq.km)	1.876	2.857	3.607
注：1.铁路线路为中央在陕铁路局管线路；民航通航里程为陕西民航飞机飞行航线里程。
2.铁路线路里程含神华神朔铁路有限责任公司专用铁路线路。
3.公路通车里程和公路线路里程从2006年起按新口径统计。
a) The transport routes are managed by the railway bureau in Shaanxi; Total civil aviation routes is the Shaanxi civil aviation's routes.
b) Length of railways includes dedicated railway line in Shenhuashenshuo Railway Co., Ltd.
c) Length of Highways are compiled under a new system since 2006.