United States Department of Transportation

Table 1-28c: Condition of Rail Transit Infrastructure

Wednesday, November 21, 2012

(Percent)

	1995	1997	2000	2002	2004	2006
Stations
Excellent	14	11	1	3	7	4
Good	47	46	33	22	28	29
Adequate	12	15	50	18	14	19
Substandard	12	13	16	26	51	48
Poor	15	15	0	30	0	0
Communication Systems
Excellent	N	0	0	7	12	11
Good	N	61	62	69	63	43
Adequate	N	16	12	10	25	46
Substandard	N	12	14	6	0	0
Poor	N	10	12	8	0	0
Train Control Systems
Excellent	N	9	7	6	0	1
Good	N	52	56	66	45	34
Adequate	N	16	17	11	29	40
Substandard	N	11	10	10	14	12
Poor	N	13	10	8	12	14
Traction Power Systems
Excellent	N	25	21	37	8	9
Good	N	44	55	45	47	46
Adequate	N	10	11	11	45	44
Substandard	N	14	7	3	1	1
Poor	N	7	7	4	0	1
Revenue Collection Systems
Excellent	N	27	30	34	26	26
Good	N	33	31	56	54	53
Adequate	N	18	18	2	10	10
Substandard	N	10	18	7	8	7
Poor	N	12	4	1	3	4
Elevated structures
Excellent	1	0	2	5	3	3
Good	56	59	59	83	77	79
Adequate	16	12	16	3	4	1
Substandard	20	29	22	7	14	17
Poor	7	1	2	2	2	1
Underground tunnels
Excellent	9	7	12	40	26	22
Good	59	47	46	34	48	54
Adequate	13	18	19	12	12	4
Substandard	11	19	11	9	6	14
Poor	7	9	12	6	7	5

KEY: N = data do not exist.

NOTE

Percents may not add to 100 due to rounding.

SOURCE

U.S. Department of Transportation, Federal Transit Administration, Transit Economic Requirements Model as of Feb. 12, 2008.