Modifying and making technical and clarifying changes to certain +provisions governing motor carriers; authorizing the commissioner of +transportation (DOT) to issue special permits to exceed certain highway length limits for +three vehicle combinations with two empty newly manufactured trailers to +allow the vehicles to be moved from trailer manufacturers to trailer dealers +on twin trailer routes; requiring notice to the duty officer of the single +answering point system under the department of public safety of certain +hazardous materials transportation incidents; repealing certain provisions +regulating certain hazardous materials transport rule variances and incident +reporting requirements and certain rules regulating cargo tanks (mk)