; (2) to include, in the notification provided pursuant to paragraph (1), a written gas discharge plan with respect to the applicable hazardous materials being transported; and (3) to reduce or eliminate blocked crossings resulting from delays in train movements. (c) Additional requirements In developing the regulations required under subsection (a), the Secretary shall include requirements regarding— (1) train length and weight; (2) train consist; (3) route analysis and selection; (4) speed restrictions; (5) track standards; (6) track, bridge, and rail car maintenance; (7) signaling and train control; and (8) response plans. 4. Rail car inspections (a) Rulemaking (1) Inspection requirements Not later than 1 year after date of the enactment of this Act, the Secretary shall review and update, as necessary, applicable regulations under chapters I and II of subtitle B of title 49, Code of Federal Regulations— (A) to create minimum time requirements that a qualified mechanical inspector must spend when inspecting a rail car or locomotive; and (B) to ensure that all rail cars and locomotives in train consists that carry hazardous materials are inspected by a qualified mechanical inspector at intervals determined by the Secretary. (2) Abbreviated pre-departure inspection The Secretary shall immediately amend section 215.13(c) of title 49, Code of Federal Regulations (permitting an abbreviated pre-departure inspection procedure) with respect to rail cars in train consists carrying hazardous materials. (b) Audits (1) In general Not later than 60 days after the date of the enactment of this Act, the Secretary shall initiate audits of Federal rail car inspection programs, subject to the requirements under part 215 of title 49, Code of Federal Regulations, which— (A) consider whether such programs are in compliance with such part 215; (B) assess the type and content of training and performance metrics that such programs provide rail car inspectors