Design Criteria
CHANGE HISTORY to Rev 0, April 15, 2007Changes are effective on the Change Issue Date
| Change No. | Change Issue Date | Description of Change |
| 1 | June 19, 2007 | CHAPTER 2 TRACK Page 2-21, Section 5.0 VERTICAL ALIGNMENT, Section 5.1 Grades The following sentences are deleted. "For new extensions designed exclusively for passenger trains, grades of up to three (3)% may be implemented. Grades exceed one (1)% shall be limited to vertical tangent length less than 1200 feet." |





