U.S. flag An official website of the United States government.
Official websites use .gov

A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS

A lock ( ) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.

Volpe Center

rosaP Repository & Open Science Access Portal

This collection is the knowledge repository of digitized U.S. DOT Volpe Center staff-authored reports, journal articles, conference papers, and archives. Housing more than 50 years of transportation research, the collection includes more than 5,000 U.S. DOT Volpe Center-authored publications. More information about the John A. Volpe National Transportation Systems Center is available at Volpe National Transportation Systems Center. Bookmark this collection at: https://rosap.ntl.bts.gov/collection_volpe or https://doi.org/10.21949/1530858.

(2)
(19)
(26)
(31)
(35)
(49)
(79)
(99)
(94)
(111)
(113)
(118)
(122)
(94)
(109)
(139)
(100)
(100)
(75)
(82)
(77)
(72)
(93)
(100)
(75)
(79)
(89)
(86)
(61)
(78)
(81)
(96)
(80)
(93)
(54)
(39)
(36)
(38)
(52)
(51)
(44)
(78)
(85)
(103)
(119)
(178)
(179)
(191)
(218)
(189)
(157)
(159)
(150)
(119)
(79)
(108)
(3)
0 of 57
(3)
(6)
(7)
(4)
(4)
(8)
(5)
(3)
(4)
(3)
(3)
(4)
(5)
(3)
(3)
(9)
(10)
(3)
(4)
(8)
(3)
(4)
(4)
(5)
(6)
(3)
(7)
(3)
(13)
(10)
(3)
(16)
(3)
(8)
(4)
(4)
(3)
(11)
(3)
(3)
(3)
(4)
(7)
(6)
(3)
(3)
(3)
(5)
(6)
(5)
(7)
(5)
(6)
(3)
(14)
(4)
(10)
(4)
(18)
(5)
(3)
(9)
(8)
(5)
(8)
(6)
(3)
(4)
(3)
(12)
(6)
(3)
(5)
(4)
(6)
(18)
(3)
(5)
(5)
(6)
(3)
(10)
(20)
(15)
(3)
(3)
(3)
(5)
(3)
(4)
(3)
(4)
(10)
(5)
(3)
(14)
(4)
(19)
(19)
(3)
(19)
(3)
(5)
(12)
(3)
(6)
(4)
(4)
(3)
(7)
(10)
(12)
(8)
(7)
(32)
(9)
(21)
(25)
(3)
(5)
(3)
(5)
(4)
(6)
(3)
(3)
(3)
(4)
(5)
(6)
(3)
(13)
(20)
(7)
(3)
(25)
(22)
(3)
(3)
(12)
(26)
(5)
(6)
(12)
(8)
(14)
(31)
(4)
(13)
(11)
(3)
(3)
(3)
(6)
(3)
(7)
(9)
(4)
(4)
(4)
(7)
(4)
(4)
(3)
(6)
(9)
(6)
(3)
(5)
(8)
(3)
(3)
(3)
(3)
(12)
(11)
(5)
(3)
(4)
(4)
(6)
(10)
(12)
(4)
(3)
(5)
(7)
(12)
(4)
(4)
(3)
(4)
(3)
(9)
(12)
(4)
(3)
(4)
(5)
(5)
(4)
(5)
(5)
(5)
(4)
(4)
(3)
(21)
(5)
(3)
(4)
(11)
(21)
(8)
(7)
(3)
(15)
(3)
(34)
(4)
(3)
(3)
(4)
(13)
(4)
(6)
(3)
(5)
(3)
(11)
(4)
(13)
(3)
(4)
(5)
(5)
(4)
(6)
(3)
(3)
(3)
(3)
(4)
(7)
(3)
(7)
(6)
(6)
(8)
(5)
(3)
(6)
(4)
(18)
(4)
(3)
(6)
(3)
(18)
(5)
(5)
(3)
(4)
(6)
(6)
(3)
(4)
(5)
(12)
(6)
(3)
(13)
(3)
(4)
(7)
(3)
(4)
(4)
(3)
(3)
(4)
(8)
(16)
(24)
(16)
(5)
(4)
(9)
(6)
(3)
(4)
(3)
(8)
(6)
(3)
(10)
(81)
(4)
(3)
(8)
(8)
(4)
(5)
(4)
(4)
(4)
(3)
(9)
(9)
(3)
(4)
(12)
(6)
(4)
(6)
(13)
(12)
(3)
(6)
(4)
(3)
(10)
(4)
(5)
(3)
(4)
(7)
(12)
(8)
(3)
(3)
(5)
(4)
(3)
(4)
(9)
(12)
(3)
(13)
(3)
(5)
(3)
(6)
(3)
(6)
(12)
(5)
(4)
(3)
(4)
(4)
(4)
(12)
(17)
(5)
(5)
(5)
(5)
(8)
(4)
(12)
(5)
(3)
(5)
(13)
(8)
(4)
(3)
(3)
(7)
(7)
(3)
(4)
(5)
(3)
(3)
(3)
(5)
(4)
(4)
(4)
(5)
(7)
(4)
(5)
(19)
(20)
(3)
(3)
(3)
(3)
(4)
(5)
(14)
(5)
(5)
(3)
(5)
(5)
(5)
(6)
(5)
(3)
(6)
(4)
(9)
(17)
(17)
(6)
(26)
(3)
(3)
(4)
(4)
(4)
(11)
(5)
(4)
(7)
(5)
(3)
(3)
(3)
(9)
(5)
(10)
(3)
(9)
(6)
(10)
(5)
(4)
(4)
(5)
(3)
(3)
(5)
(4)
(11)
(3)
(3)
(4)
(3)
(18)
(4)
(8)
(5)
(6)
(3)
(4)
(5)
(9)
(3)
(3)
(31)
(13)
(12)
(9)
(3)
(4)
(6)
(4)
(11)
(4)
(4)
(3)
(3)
(7)
(7)
(6)
(6)
(5)
(6)
(32)
(4)
(12)
(4)
(5)
(9)
(3)
(12)
(4)
(37)
(50)
(3)
(9)
(21)
(5)
(6)
(3)
(4)
(5)
(9)
(11)
(8)
(4)
(12)
(4)
(3)
(3)
(5)
(4)
(15)
(5)
(5)
(5)
(5)
(7)
(3)
(15)
(3)
(5)
(6)
(3)
(5)
(5)
(25)
(8)
(5)
(3)
(5)
(16)
(8)
(5)
(3)
(4)
(3)
(4)
(3)
(4)
(3)
(3)
(4)
(10)
(23)
(6)
(4)
(24)
(3)
(3)
(4)
(10)
(6)
(3)
(4)
(4)
(3)
(3)
(3)
(3)
(3)
(4)
(4)
(3)
(4)
(4)
(5)
(9)
(3)
(4)
(4)
(5)
(6)
(9)
(17)
(3)
(3)
(10)
(5)
(9)
(8)
(5)
(30)
(22)
(5)
(3)
(14)
(3)
(3)
(3)
(3)
(3)
(21)
(3)
(4)
(3)
(17)
(9)
(8)
(4)
(3)
(3)
(20)
(8)
(4)
(26)
(6)
(3)
(4)
(8)
(5)
(5)
(7)
(5)
(4)
(4)
(9)
(6)
(4)
(28)
(7)
(27)
(6)
(19)
(8)
(4)
(7)
(4)
(9)
(3)
(3)
(4)
(3)
(7)
(7)
(6)
(6)
(3)
(3)
(3)
(3)
(10)
(6)
(5)
(10)
(13)
(9)
(7)
(4)
(39)
(5)
(14)
(7)
(7)
(4)
(7)
(9)
(6)
(6)
(24)
(6)
(5)
(8)
(7)
(12)
(4)
(4)
(11)
(8)
(4)
(8)
(36)
(8)
(10)
(4)
(15)
(11)
(6)
(6)
(5)
(5)
(7)
(6)
(7)
(5)
(5)
(4)
(6)
(10)
(3)
(4)
(14)
(6)
(9)
(10)
(4)
(39)
(4)
(16)
(20)
(14)
(14)
(14)
(7)
(14)
(4)
(11)
(5)
(17)
(8)
(26)
(15)
(4)
(4)
(4)
(4)
(7)
(4)
(5)
(4)
(5)
(6)
(8)
(8)
(6)
(4)
(4)
(4)
(4)
(13)
(14)
(6)
(5)
(8)
(5)
(6)
(8)
(17)
(33)
(11)
(7)
(36)
(30)
(9)
(5)
(5)
(25)
(5)
(6)
(13)
(6)
(4)
(22)
(6)
(7)
(31)
(4)
(23)
(7)
(4)
(9)
(4)
(6)
(8)
(6)
(8)
(4)
(4)
(13)
(11)
(7)
(8)
(9)
(10)
(6)
(4)
(6)
(7)
(6)
(14)
(21)
(7)
(4)
(21)
(29)
(5)
(5)
(5)
(11)
(4)
(5)
(4)
(7)
(9)
(15)
(4)
(4)
(6)
(6)
(7)
(6)
(7)
(4)
(4)
(17)
(7)
(9)
(25)
(13)
(15)
(14)
(4)
(5)
(21)
(4)
(5)
(10)
(9)
(29)
(4)
(6)
(8)
(9)
(9)
(7)
(4)
(4)
(7)
(7)
(4)
(4)
(9)
(4)
(10)
(8)
(5)
(7)
(5)
(13)
(12)
(4)
(5)
(6)
(6)
(8)
(8)
(4)
(6)
(6)
(15)
(5)
(8)
(6)
(4)
(11)
(20)
(10)
(4)
(5)
(40)
(22)
(13)
(5)
(6)
(6)
(8)
(4)
(10)
(9)
(6)
(21)
(4)
(6)
(13)
(5)
(10)
(6)
(4)
(4)
(30)
(6)
(5)
(5)
(39)
(11)
(6)
(6)
(6)
(5)
(6)
(13)
(4)
(21)
(4)
(6)
(21)
(8)
(4)
(28)
(5)
(13)
(6)
(10)
(7)
(8)
(10)
(4)
(7)
(7)
(17)
(13)
(7)
(7)
(4)
(4)
(4)
(4)
(11)
(24)
(8)
(4)
(7)
(4)
(8)
(10)
(8)
(4)
(4)
(9)
(6)
(10)
(4)
(8)
(4)
(7)
(4)
(6)
(6)
(5)
(5)
(12)
(4)
(4)
(6)
(4)
(15)
(25)
(4)
(13)
(6)
(4)
(6)
(6)
(4)
(4)
(6)
(6)
(7)
(14)
(7)
(17)
(11)
(6)
(4)
(4)
(7)
(21)
(5)
(4)
(5)
(8)
(5)
(4)
(8)
(8)
(5)
(5)
(6)
(7)
(6)
(10)
(4)
(4)
(7)
(4)
(10)
(6)
(4)
(6)
(6)
(40)
(7)
(4)
(5)
(4)
(4)
(6)
(4)
(15)
(6)
(4)
(5)
(5)
(12)
(4)
(5)
(8)
(15)
(9)
(13)
0 of 1000
(10)
(18)
(22)
(4)
(3)
(26)
(21)
(20)
(75)
(1)
(1)
(9)
(6)
(20)
(4)
(81)
(4)
(405)
(398)
(1)
(95)
(3959)
(3)
0 of 23
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(3)
(1)
(1)
(1)
(4)
(1)
(4)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(3)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(3)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(5)
(1)
(2)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(2)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(2)
(2)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(4)
(1)
(1)
(3)
(1)
(2)
(2)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(2)
(1)
(3)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(3)
(1)
(1)
(1)
(2)
(1)
(5)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(10)
(1)
(1)
(1)
(1)
(2)
(1)
(3)
(1)
(1)
(1)
(2)
(1)
(1)
(3)
(2)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(3)
(1)
(2)
(3)
(1)
(1)
(2)
(4)
(2)
(3)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(4)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(5)
(3)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(2)
(1)
(1)
(2)
(2)
(1)
(1)
(2)
(1)
(1)
(3)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(4)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(5)
(4)
(1)
(3)
(2)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(5)
(1)
(1)
(1)
(1)
(2)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(3)
(1)
(1)
(1)
(5)
(1)
(2)
(1)
(1)
(5)
(1)
(1)
(4)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(3)
(2)
(1)
(2)
(1)
(1)
(1)
(1)
(6)
(4)
(2)
(1)
(3)
(1)
(1)
(1)
(1)
(3)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(3)
(1)
(2)
(5)
(5)
(2)
(1)
(3)
(1)
(1)
(1)
(3)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(4)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(2)
(2)
(1)
(3)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(5)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(4)
(1)
(1)
(1)
(2)
(3)
(5)
(7)
(1)
(7)
(10)
(4)
(1)
(1)
(1)
(2)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(2)
(1)
(1)
(1)
(1)
(3)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(3)
(3)
(1)
(1)
(1)
(1)
(3)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(3)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(3)
(1)
(1)
(1)
(1)
(1)
(1)
(3)
(3)
(1)
(1)
(1)
(1)
(1)
(4)
(1)
(1)
(3)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(4)
(1)
(1)
(1)
(1)
(1)
(3)
(1)
(1)
(1)
(1)
(1)
(3)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(3)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(3)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(3)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(10)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(3)
(1)
(1)
(1)
(4)
(1)
(1)
(4)
(2)
(1)
(1)
(1)
(1)
(3)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(4)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(3)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(2)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(3)
(2)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(4)
(2)
(2)
(3)
(2)
(5)
(2)
(2)
(2)
(2)
(3)
(2)
(2)
(3)
(3)
(3)
(4)
(5)
(2)
(2)
(3)
(2)
(3)
(2)
(2)
(3)
(2)
(2)
(4)
(3)
(2)
(2)
(2)
(2)
(4)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(8)
(4)
(3)
(2)
(2)
(4)
(3)
(2)
(2)
(2)
(2)
(3)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(3)
(3)
(2)
(2)
(2)
(2)
(2)
(2)
(3)
(2)
(3)
(3)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(3)
(2)
(5)
(3)
(2)
(2)
(2)
(5)
(2)
(5)
(3)
(3)
(2)
(4)
(2)
(2)
(2)
0 of 1000
(27)
(3)
(86)
(10)
(8)
0 of 5
(1)
(2)
(1)
(1)
(3)
(1)
(1)
(1)
(1)
(22)
(1)
(1)
(7)
(1)
(1)
(1)
(1)
(1)
(3)
(4)
(1)
(3)
(1)
(2)
(1)
(3)
(1)
(1)
(1)
(2)
(3)
(1)
(3)
(1)
(30)
(1)
(1)
(1)
(1)
(2)
(6)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(5)
(32)
(2)
(1)
(8)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(2)
(23)
(1)
(5)
(15)
(13)
(4)
(10)
(1)
(2)
(1)
(1)
(9)
(1)
(1)
(10)
(2)
(22)
(4)
(1)
(1)
(1)
(1)
(3)
(1)
(2)
(1)
(3)
(1)
(1)
(1)
(12)
(6)
(2)
(3)
(2)
(4)
(1)
(2)
(5)
(2)
(1)
(1)
(4)
(1)
(1)
(2)
(11)
(15)
(1)
(1)
(1)
(1)
(1)
(26)
(1)
(1)
(6)
(1)
(1)
(1)
(15)
(1)
(1)
(7)
(6)
(3)
(5)
(6)
(1)
(2)
(2)
(1)
(1)
(1)
(3)
(11)
(2)
(1)
(4)
(10)
(2)
(12)
(2)
(1)
(12)
(1)
(1)
(1)
(2)
(4)
(5)
(3)
(1)
(1)
(2)
(1)
(9)
(10)
(1)
(1)
(1)
(4)
(3)
(1)
(12)
(3)
(2)
(2)
(2)
(1)
(1)
(1)
(4)
(1)
(2)
(1)
(1)
(1)
(2)
(4)
(1)
(4)
(1)
(3)
(1)
(1)
(3)
(2)
(2)
(1)
(3)
(1)
(2)
(2)
(13)
(1)
(3)
(1)
(1)
(1)
(1)
(1)
(3)
(8)
(1)
(1)
(1)
(1)
(1)
(1)
(8)
(1)
(5)
(3488)
(37)
(21)
(5)
(1)
(3)
(1)
(8)
(1)
(5)
(5)
(4)
(1)
(2)
(413)
(5)
(1)
(2)
(2)
(1)
(2)
(5)
(3)
(3)
(1)
(1)
(12)
(1)
(1)
(1)
(5)
(11)
(4)
(1)
(2)
(1)
(14)
(2)
(2)
(1)
(1)
(64)
(1)
(6)
(1)
(1)
(3)
(1)
(3)
(2)
(7)
(1)
(2)
(1)
(8)
(3)
(1)
(2)
(1)
(2)
(30)
(1)
(1)
(1)
(1)
(3)
(2)
(1)
(1)
(5)
(1)
(1)
(2)
(1)
(4)
(1)
(12)
(13)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(3)
(1)
(1)
(2)
(2)
(1)
(4)
(1)
(1)
(1)
(1)
(6)
(1)
(1)
(1)
(1)
(1)
(3)
(1)
(14)
(2)
(1)
(9)
(1)
(5)
(1)
(1)
(1)
(1)
(3)
(3)
(6)
(1)
(1)
(1)
(1)
(1)
(1)
(4)
(1)
(2)
(1)
(2)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(12)
(12)
(2)
(1)
(1)
(3)
(4)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(24)
(1)
(12)
(2)
(4)
(1)
(2)
(1)
(5)
(1)
(14)
(4)
(1)
(1)
(6)
(3)
(1)
(2)
(1)
(2)
(1)
(1)
(21)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(38)
(2)
(17)
(4)
(1)
(1)
(1)
(1)
(4)
(2)
(25)
(1)
(1)
(11)
(2)
(1)
(1)
(4)
(2)
(3)
(6)
(4)
(2)
(1)
(1)
(9)
(3)
(25)
(8)
(1)
(8)
(2)
(27)
(37)
(68)
(3)
(4)
(1)
(1)
(34)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(8)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(4)
(2)
(73)
(4)
(11)
(21)
(25)
(2)
(18)
(1)
(1)
(1)
(2)
(14)
(1)
(1)
(1)
(3)
(23)
(1)
(12)
(5)
(23)
(10)
(1)
(18)
(1)
(1)
(1)
(1)
(1)
(6)
(1)
(5)
(5)
(2)
(6)
(2)
(6)
(1)
(1)
(6)
(22)
(1)
(1)
(1)
(2)
(1)
(1)
(2)
(1)
(1)
(13)
(5)
(3)
(1)
(3)
(1)
(1)
(1)
(1)
(1)
(5)
(1)
(8)
(13)
(4)
(3)
(3)
(2)
(1)
(1)
(1)
(1)
(3)
(1)
(7)
(3)
(5)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(4)
(2)
(1)
(1)
(1)
(1)
(2)
(2)
(1)
(1)
(2)
(1)
(1)
(1)
(2)
(1)
(3)
(10)
(2)
(4)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(3)
(1)
(1)
(2)
(3)
(1)
(1)
(3)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(2)
(5)
(6)
(1)
(2)
(5)
(1)
(1)
(5)
(1)
(5)
(1)
(1)
(1)
0 of 609
(4)
(1)
(8)
(35)
(5)
(17)
(123)
(1)
(1)
(1)
(2)
(1)
(2)
(2)
(1)
(2)
(1)
(1)
(2)
(1)
(9)
(2)
(3)
(1)
(2)
(2)
(5)
(13)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(12)
(1)
(1)
(1)
(48)
(5)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(4)
(857)
(1)
(4)
(2)
(2)
(5)
(4)
(4)
(1)
(1)
(1)
(1)
(1)
(1)
(3)
(1)
(1)
(1)
(5)
(1)
(1)
(1)
(1)
(3)
(1)
(2)
(2)
(6)
(1)
(6)
(1)
(1)
(2)
(1)
(1)
(2)
(2)
(1)
(2)
(27)
(2)
(2)
(6)
(1)
(10)
(3)
(1)
(3)
(1)
(121)
(9)
(3)
(1)
(32)
(55)
(1)
(493)
(1)
(1)
(9)
(1)
(29)
(3)
(4)
(28)
(1)
(25)
(4)
(349)
(29)
(3)
(1)
(91)
(22)
(3)
(245)
(2)
(1)
(2)
(1)
(2)
(6)
(1)
(111)
(1)
(1)
(21)
(3)
(5)
(2)
(1)
(1)
(6)
(1)
(2)
(2)
(2)
(364)
(21)
(155)
(10)
(1)
(5)
(50)
(3)
(3)
(4)
(33)
(2)
(185)
(1)
(13)
(3)
(5)
(1)
(1)
(36)
(4)
(1)
(1)
(1)
(6)
(126)
(23)
(7)
(1)
(3)
(132)
(46)
(3)
(4)
(18)
(7)
(1)
(3)
(5)
(1)
(9)
(66)
(2)
(42)
(1)
(2)
(4)
(124)
(2)
(1)
(2)
(4)
(138)
(12)
(1)
(3)
(1)
(1)
(4)
(6)
(4)
(511)
(1)
(1)
(1)
(3)
(1)
(1)
(1)
(2)
(1)
(1)
0 of 219
(10)
(30)
(13)
(14)
(38)
(12)
(38)
(10)
(40)
(13)
(25)
(12)
(20)
(101)
(70)
(11)
(10)
(10)
(50)
(19)
(33)
(19)
(51)
(17)
(14)
(18)
(27)
(17)
(10)
(59)
(19)
(15)
(122)
(48)
(185)
(27)
(35)
(41)
(21)
(13)
(24)
(86)
(23)
(103)
(11)
(26)
(16)
(11)
(54)
(22)
(65)
(101)
(40)
(57)
(57)
(23)
(14)
(25)
(276)
(14)
(63)
(24)
(65)
(11)
(14)
(12)
(26)
(14)
(13)
(65)
(11)
(54)
(130)
(28)
(10)
(10)
(11)
(48)
(19)
(87)
(10)
(31)
(27)
(16)
(21)
(27)
(20)
(21)
(12)
(15)
(19)
(70)
(33)
(30)
(25)
(15)
(17)
(18)
(88)
(10)
(58)
(215)
(20)
(13)
(10)
(32)
(26)
(54)
(38)
(24)
(10)
(11)
(14)
(38)
(91)
(30)
(68)
(45)
(11)
(25)
(19)
(18)
(10)
(13)
(10)
(19)
(16)
(15)
(10)
(20)
(12)
(24)
(131)
(55)
(10)
(37)
(10)
(38)
(43)
(16)
(39)
(107)
(20)
(16)
(51)
(16)
(39)
(24)
(14)
(58)
(12)
(17)
(11)
(10)
(10)
(10)
(141)
(17)
(11)
(16)
(16)
(12)
(25)
(21)
(17)
(25)
(15)
(66)
(40)
(44)
(14)
(28)
(24)
(11)
(11)
(42)
(37)
(48)
(110)
(36)
(15)
(15)
(20)
(14)
(46)
(11)
(20)
(12)
(18)
(17)
(17)
(25)
(18)
(37)
(10)
(27)
(24)
(55)
(44)
(228)
(44)
(25)
(44)
(33)
(64)
(19)
(12)
(29)
(33)
(35)
(12)
(85)
(28)
(25)
(12)
(59)
(35)
(166)
(14)
(17)
(17)
(32)
(45)
(10)
(60)
(247)
(29)
(12)
(15)
(13)
(35)
(24)
(11)
(10)
(86)
(49)
(12)
(18)
(59)
(28)
(14)
(96)
(45)
(41)
(117)
(19)
(17)
(10)
(14)
(11)
(43)
(64)
(25)
(74)
(18)
(10)
(10)
(25)
(10)
(14)
(18)
(36)
(15)
(14)
(10)
(10)
(25)
(30)
(18)
(12)
(19)
(11)
(13)
(15)
(33)
(10)
(25)
(27)
(33)
(46)
(15)
(11)
(65)
(15)
(37)
(26)
(14)
(37)
(10)
(18)
(24)
(17)
(15)
(17)
(43)
(22)
(20)
(10)
(12)
(11)
(16)
(10)
(15)
(16)
(16)
(10)
(23)
(46)
(19)
(38)
(62)
(15)
(35)
(34)
(11)
(16)
(47)
(151)
(17)
(22)
(35)
(36)
(26)
(33)
(13)
(44)
(23)
(15)
(12)
(18)
(40)
(12)
(12)
(138)
(23)
(86)
(11)
(30)
(188)
(19)
(14)
(11)
(42)
(24)
(21)
(31)
(119)
(16)
(32)
(20)
(33)
(42)
(15)
(15)
(23)
(12)
(84)
(21)
(53)
(122)
(21)
(42)
(30)
(11)
(26)
(29)
(25)
(27)
(43)
(27)
(24)
(37)
(14)
(43)
(10)
(18)
(15)
(13)
(111)
(13)
(36)
(21)
(14)
(11)
(29)
(40)
(26)
(86)
(39)
(261)
(13)
(30)
(12)
(14)
(15)
(21)
(87)
(10)
(11)
(134)
(22)
(10)
(39)
(36)
(19)
(12)
(13)
(13)
(42)
(25)
(16)
(42)
(13)
(28)
(66)
(37)
(10)
(17)
(13)
(13)
(10)
(11)
(55)
(21)
(72)
(70)
(15)
(61)
(84)
(10)
(11)
(30)
(78)
(10)
(19)
(284)
(16)
(54)
(30)
(10)
(25)
(24)
(31)
(25)
(86)
(29)
(15)
(11)
(12)
(48)
(41)
(26)
(18)
(66)
(11)
(45)
(21)
(63)
(63)
(19)
(62)
(61)
(21)
(39)
(14)
(47)
(30)
(162)
(25)
(47)
(18)
(10)
(10)
(14)
(21)
(12)
(11)
(24)
(54)
(10)
(15)
(25)
(26)
(23)
(41)
(27)
(10)
(30)
(11)
(13)
(10)
(14)
(22)
(11)
(11)
(28)
(21)
(27)
(29)
(13)
(18)
(11)
(15)
(10)
(20)
(10)
(14)
(22)
(55)
(22)
(23)
(18)
(24)
(17)
(26)
(22)
(12)
(19)
(20)
(19)
(23)
(20)
(26)
(90)
(26)
(40)
(17)
(16)
(13)
(15)
(27)
(40)
(18)
(68)
(36)
(12)
(10)
(34)
(56)
(23)
(12)
(12)
(11)
(52)
(23)
(13)
(12)
(10)
(15)
(22)
(236)
(62)
(140)
(29)
(22)
(18)
(17)
(10)
(20)
(39)
(20)
(70)
(18)
(15)
(10)
(14)
(52)
(16)
(22)
(22)
(12)
(33)
(12)
(14)
(36)
(37)
(66)
(13)
(11)
(31)
(14)
(25)
(12)
(16)
(195)
(13)
(20)
(10)
(40)
(33)
(17)
(12)
(33)
(39)
(38)
(14)
(21)
(11)
(34)
(37)
(213)
(12)
(27)
(11)
(92)
(11)
(14)
(17)
(15)
(41)
(33)
(24)
(82)
(32)
(25)
(79)
(47)
(12)
(24)
(12)
(23)
(11)
(13)
(91)
(12)
(14)
(42)
(18)
(12)
(23)
(100)
(22)
(54)
(20)
(12)
(57)
(39)
(16)
(13)
(20)
(63)
(22)
(59)
(18)
(16)
(89)
(14)
(113)
(73)
(43)
(44)
(12)
(13)
(64)
(28)
(48)
(31)
(117)
(14)
(11)
(67)
(36)
(11)
(60)
(11)
(14)
(14)
(35)
(11)
(61)
(25)
(19)
(30)
(13)
(14)
(30)
(31)
(24)
(30)
(17)
(12)
(20)
(11)
(73)
(21)
(11)
(43)
(278)
(12)
(21)
(11)
(13)
(28)
(14)
(17)
(17)
(12)
(12)
(12)
(47)
(11)
(116)
(11)
(15)
(30)
(118)
(23)
(45)
(20)
(27)
(12)
(128)
(126)
(231)
(30)
(28)
(162)
(55)
(137)
(12)
(47)
(12)
(24)
(14)
(189)
(57)
(16)
(11)
(30)
(14)
(29)
(11)
(43)
(29)
(21)
(42)
(80)
(69)
(19)
(146)
(19)
(20)
(24)
(18)
(25)
(14)
(29)
(20)
(43)
(77)
(42)
(25)
(35)
(100)
(21)
(15)
(38)
(16)
(11)
(28)
(23)
(12)
(13)
(17)
(261)
(22)
(21)
(12)
(14)
(61)
(20)
(15)
(31)
(56)
(21)
(37)
(82)
(11)
(12)
(50)
(13)
(19)
(58)
(38)
(12)
(13)
(11)
(12)
(38)
(49)
(70)
(13)
(14)
(204)
(11)
(13)
(15)
(16)
(34)
(63)
(13)
(17)
(12)
(150)
(11)
(29)
(22)
(105)
(14)
(20)
(24)
(53)
(13)
(128)
(73)
(14)
(14)
(40)
(16)
(74)
(156)
(23)
(18)
(11)
(14)
(80)
(30)
(64)
(69)
(16)
(19)
(50)
(14)
(31)
(51)
(96)
(15)
(18)
(13)
(13)
(18)
(13)
(19)
(52)
(26)
(40)
(33)
(55)
(14)
(12)
(30)
(13)
(30)
(20)
(107)
(92)
(82)
(22)
(14)
(25)
(11)
(14)
(16)
(91)
(31)
(44)
(11)
(24)
(17)
(23)
(41)
(17)
(19)
(58)
(12)
(18)
(12)
(17)
(13)
(14)
(77)
(30)
(13)
(43)
(24)
(12)
(18)
(38)
(20)
(12)
(18)
(60)
(72)
(11)
(13)
(17)
(11)
(36)
(26)
(61)
(14)
(17)
(45)
(17)
(20)
(11)
(30)
(16)
(11)
(23)
(185)
(11)
(26)
(11)
(38)
(62)
(373)
(44)
(92)
(16)
(21)
(24)
(22)
(70)
(15)
(17)
(15)
(36)
(29)
(34)
(33)
(12)
(23)
(82)
(48)
(17)
(48)
(57)
(14)
(16)
(15)
(15)
(78)
(18)
(13)
(225)
(17)
(15)
(14)
(40)
(12)
(11)
(14)
(13)
(137)
(12)
(13)
(13)
(20)
(24)
(19)
(74)
(53)
(30)
(12)
(12)
(24)
(25)
(11)
(29)
(33)
(36)
(14)
(22)
(113)
(120)
(12)
(29)
(18)
(28)
(17)
(58)
(19)
(84)
(15)
(13)
(25)
(33)
(11)
(35)
(19)
(78)
(21)
(37)
(16)
(16)
(22)
(73)
(16)
(13)
0 of 1000
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(4)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(4)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(3)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(1)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(3)
(1)
(2)
(2)
(2)
(2)
(2)
(5)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(4)
(2)
(3)
(2)
(2)
(3)
(2)
(2)
(2)
(2)
(2)
(2)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(3)
(2)
(2)
(6)
(2)
(2)
(2)
(2)
(2)
(2)
(3)
(4)
(2)
(2)
(2)
(2)
(2)
(2)
0 of 1000
Showing 2701 - 2720 of 5186 results
  • Northeast Corridor Improvement Project Electrification New Haven CT to Boston MA Draft Environmental Impact StatementReport Volume II Land use and Regulated Areas
    Northeast Corridor Improvement Project Electrification - New Haven, CT to Boston, MA : Draft Environmental Impact Statement/Report. Volume II: Land use and Regulated Areas
    Goulet, Glenn
    1993-09-01 | PDF
    The impacts of extending electrification on the National Railroad Passenger Corporation's (Amtrak) Northeast Corridor (NEC) from New Haven, Connecticut to Boston, Massachusetts are of direct concern to the Federal Railroad Administration (FRA). To improve rail service and increase ridership between New York and Boston, Amtrak proposes the electrifi ...
  • Northeast Corridor Improvement Project Electrification New Haven CT to Boston MA Draft Environmental Impact Statement Volume 1
    Northeast Corridor Improvement Project Electrification - New Haven, CT to Boston, MA : Draft Environmental Impact Statement. Volume 1.
    Goulet, Glenn
    1993-09-01 | PDF
    The impacts of extending electrification on the National Railroad Passenger Corporation's (Amtrak) Northeast Corridor (NEC) from New Haven, Connecticut to Boston, Massachusetts are of direct concern to the Federal Railroad Administration (FRA). To improve rail service and increase ridership between New York and Boston, Amtrak proposes the electrifi ...
  • Application of Probability of Crack Detection to Aircraft Systems Reliability
    Application of Probability of Crack Detection to Aircraft Systems Reliability.
    Brewer, John C. ;
    Jeong, David Y.
    1993-08-31 | PDF
    This report describes three tasks related to probability of crack detection (POD) and aircraft systems reliablity. All three consider previous work in which crack growth simulations and crack detection data in the Service Difficulty Report (SDR) database were used to estimate the in-service POD. The first task compared the POD estimates with estima ...
  • Development and application of rail defect fracture models to assess remedial actions
    Development and application of rail defect fracture models to assess remedial actions
    Mayville, R A ;
    Stringfellow, R G
    1993-08-01 | PDF
    The fracture mechanics models were refined for two types of rail defects - the bolt hole crack and the vertical split head. Beam-type finite element analysis was conducted to determine the effects of joint bar looseness, rail height mismatch and train speed on the static and dynamic components of the crack driving force for the bolt hole crack. Bot ...
  • Integrated Measurement of Crew Resource Management and Technical Flying Skills
    Integrated Measurement of Crew Resource Management and Technical Flying Skills
    Kaempf, G.L. ;
    Klinger, D.W.
    1993-08-01 | PDF
    This report presents the findings of a study designed with two objectives: to produce a prototype performancemeasurement instrument (PMI) that integrates the assessment of Crew Resource Management (CRM) and technical flyingskills and to investigate the suitability of the Critical Decision method (CDM) for eliciting expert informationconcerning perf ...
  • Safety of High Speed Guided Ground Transportation Systems Review of Existing EMF Guidelines Standards and Regulations
    Safety of High Speed Guided Ground Transportation Systems: Review of Existing EMF Guidelines, Standards and Regulations
    Goellner, Don ;
    Wilson, Barry
    1993-08-01 | PDF
    To assess the state of knowledge about anticipated electric and magnetic field (EMF) exposures from electrical transportation systems, including electrically powered rail and magnetically levitated (maglev), research concerning biological effects of EMF exposure, with special emphasis on broad spectrum or broadband magnetic fields, was reviewed. A ...
  • Safety of High Speed Guided Ground Transportation Systems An Overview of Biological Effects and Mechanisms Relevant to EMF Exposures from Mass Transit and Electric Rail Systems
    Safety of High Speed Guided Ground Transportation Systems: An Overview of Biological Effects and Mechanisms Relevant to EMF Exposures from Mass Transit and Electric Rail Systems
    Goldberg, R.B. ;
    Creasey, W.A.
    1993-08-01 | PDF
    The U.S. has implemented a national initiative to develop maglev (magnetic levitation) and other high-speed rail (HSR) systems. There are concerns for potential adverse health effects of the Extremely Lou Frequency (3-3,000 Hz) electric and magnetic fields (EMF) produced by these systems. The Environmental Protection Agency's Office of Radiation Pr ...
  • Safety of High Speed Guided Ground Transportation Systems EMF Exposure Environments Summary Reports
    Safety of High Speed Guided Ground Transportation Systems: EMF Exposure Environments Summary Reports
    Goellner, D. ;
    Inge, T.
    1993-08-01 | PDF
    This paper presents an overview of American exposure assessments for electric and magnetic fields (EMF) in the frequency range from 0 to 3 kHz. The exposure information available is very limited for all but a few occupations and sources of EMF. Much of the exposure assessment done to date has been conducted in conjunction with epidemiological studi ...
  • Analysis of USCG replacement sternloading buoy boat requirements for the aids to navigation mission final report
    Analysis of USCG replacement stern-loading buoy boat requirements for the aids to navigation mission : final report
    BROWN, K A
    1993-08-01 | PDF
    The report documents the results of the Volpe Center's analysis of the number of replacement stern-loading buoy boats (BUSLRs) required for the U.S. Coast Guard's Aids to Navigation (ATON) mission. At present, 19 Coast Guard Aids to Navigation Teams (ANTs) and one Station (Burlington, VT) are using 13 46-foot stern-loading buoy boats (BUSLs), and 1 ...
  • Review of the transportation planning process in the southern California metropolitan area
    Review of the transportation planning process in the southern California metropolitan area
    Lyons, William ;
    Spiller, David
    1993-08-01 | PDF
    This report is the third in a series produced for the Federal Transit Administration (FTA) and the Federal Highway Administration (FHWA) by the Volpe National Transportation Systems Center (Volpe Center). This formal, comprehensive review of the planning process in the Southern California metropolitan area, conducted by Federal Highway Administrati ...
  • Safety of High Speed Guided Ground Transportation Systems The Biological Effects of Maglev Magnetic Field Exposures
    Safety of High Speed Guided Ground Transportation Systems - The Biological Effects of Maglev Magnetic Field Exposures
    Groh, K.
    1993-08-01 | PDF
    This report describes selected biological effects on transformed human cell lines and on rats from exposure to simulatedmaglev magnetic fields (MFs). Rats (n = 6 per group) were exposed at various times throughout the 24-h day to MFssimulating the de and complex ac components of the German TransRapid TR-07 maglev prototype vehicle. Expected ridetim ...
  • Safety of High Speed Guided Ground Transportation Systems Comparison of Magnetic and Electric Fields of Conventional and Advanced Electrified Transportation Systems
    Safety of High Speed Guided Ground Transportation Systems: Comparison of Magnetic and Electric Fields of Conventional and Advanced Electrified Transportation Systems
    Dietrich, Fred M. ;
    Ferro, William E.
    1993-08-01 | PDF
    The safety of magnetically levitated (maglev) and high speed rail (HSR) passenger trains proposed for application in the United States is the responsibility of the Federal Railroad Administration (FRA). Plans for near future US applications include maglev projects (e.g. in Orlando, FL and Pittsburgh, PA) and high speed rail (the French Train, a Gra ...
  • Safety of High Speed Guided Ground Transportation Systems Potential Health Effects of Low Frequency Electromagnetic Fields Due to Maglev and Other Electric Rail Systems
    Safety of High Speed Guided Ground Transportation Systems; Potential Health Effects of Low Frequency Electromagnetic Fields Due to Maglev and Other Electric Rail Systems
    Creasey, W.A. ;
    Goldberg, R.B.
    1993-08-01 | PDF
    The safety of magnetically-levitated (maglev> and high-speed rail (HSR) trains proposed for use in the United States is the responsibility of the Federal Railroad Administration. There are concerns for physical safety associated with equipment operation and high-voltage currents, and for potential adverse health effects on transportation workers an ...
  • Safety of High Speed Guided Ground Transportation Systems Broadband Magnetic Fields Their Possible Role in EMFAssociated Bioeffects
    Safety of High Speed Guided Ground Transportation Systems: Broadband Magnetic Fields: Their Possible Role in EMF-Associated Bioeffects
    Goellner, D. ;
    Wilson, B.
    1993-08-01 | PDF
    This report reviews electric and magnetic field (EMF) exposures from electrical transportation systems, including electrically powered rail and magnetic levitation (maglev). Material also covered includes research concerning biological effects of EMF exposure, with special emphasis on broad spectrum or broadband magnetic fields. A primary objective ...
  • Noise measurement flight test of five light helicopters
    Noise measurement flight test of five light helicopters
    Rickley, Edward J. ;
    Jones, Kenneth E.
    1993-07-01 | PDF
    The U.S. Department of Transportation, Federal Aviation Administration, (U.S.DOT/FAA),along with the U.S. DOT, Research and Special Programs Administration, Volpe NationalTransportation Systems Center (RSPA/Volpe Center) conducted a helicopter noisemeasurement flight test in Champaign, Illinois, during the period July 22 through 26,1991. The primar ...
  • The Safety of HighwayRailroad Grade Crossings Study of the Acoustic Characteristics of Railroad Horn Systems
    The Safety of Highway-Railroad Grade Crossings: Study of the Acoustic Characteristics of Railroad Horn Systems
    Keller, Amanda S. ;
    Rickley, Edward J.
    1993-07-01 | PDF
    The U.S. Department of Transportation, Research and Special Programs Administration, Volpe National Transportation Systems Center, in support of the Federal Railroad Administration is conducting a research program with the goal of reducing the number of fatalities and injuries at highway-railroad grade crossings. As a part of the program, the Volpe ...
  • Evaluation of Immediate Actions Taken to Deal with Cracking Problems Observed in Wheels of Rail Commuter Cars
    Evaluation of Immediate Actions Taken to Deal with Cracking Problems Observed in Wheels of Rail Commuter Cars
    Orringer, Oscar ;
    Gray, D. E.
    1993-07-01 | PDF
    The report is the first in a series of engineering studies on railroad vehicle wheel performance. Preliminary studies are summarized, involving evaluation of actions taken to respond to high rates of crack occurrence observed in the wheels of certain multiple unit (MU) power cars used in commuter service. The conclusions of the studies were that th ...
  • Human Factors for Flight Deck Certification Personnel
    Human Factors for Flight Deck Certification Personnel
    Cardosi, Kim M ;
    Huntley, M. Stephen, Jr.
    1993-07-01 | PDF
    This document is a compilation of proceedings and lecture material on humanperformance capabilities that was presented to FAA flight deck certificationpersonnel. A five-day series of lectures was developed to provide certificationspecialists with information on fundamental characteristics of the human operator thatare relevant to flight deck operat ...
  • Architecture survey analysis by organization volume II final report
    Architecture survey analysis by organization : volume II final report
    John A. Volpe National Transportation Systems Center (U.S.)
    1993-07-01 | PDF
    Many organizations in industry and government, face challenges in information management similar to the Federal Aviation Administration (FAA). The objective of the Architecture Survey is to enable the FAA to build upon the experience and technical contributions of organizations that have already invested heavily in enterprise-wide Information Techn ...
  • Architecture survey summary report final report
    Architecture survey summary report : final report
    John A. Volpe National Transportation Systems Center (U.S.)
    1993-07-01 | PDF
    The FAA Corporate Systems Architecture (CSA) Initiative is intended to enable the FAA to enhance the efficiency and effectiveness of the use of Information Technology (IT) throughout the FAA as well as meet specific federal mandates such as the implementation of open system environment requirements. The CSA will implement a "Corporate Information E ...
2701 - 2720 / 5186