Ind. Admin. Code tit. 135, r. 2-2-1 – Speed regulations

Sec. 1. The following are speed regulation requirements:

(1) No person shall drive a vehicle as follows:
1. (A) On the toll road at a speed greater than is reasonable and prudent under the conditions and having regard for the actual and potential hazards then existing.
2. (B) On the traffic lanes of the toll road at a speed greater than that posted. At no location on the toll road shall the rate of speed of any vehicle exceed that permitted by IC 9-21-5.
(2) No person shall operate a vehicle at a speed in excess of the following:
1. (A) That posted on any interchange.
2. (B) Twenty (20) miles per hour within any travel plaza, except on the acceleration and deceleration lanes thereof.
(3) No person shall drive a vehicle at such a low speed as to impede or block the normal and reasonable movement of traffic or at a speed lower than forty-five (45) miles per hour on the traffic lanes on the toll road, except when:
1. (A) a reduced speed is necessary for safe operation;
2. (B) ordered to do so by a police officer; or
3. (C) posted at a lower speed.
(4) No operator of a vehicle shall suddenly decrease the speed of a vehicle without first giving a clearly visible and conventional signal to traffic immediately to the rear.
(5) In construction zones, vehicles shall comply with IC 9-21-5-11.

(Indiana Finance Authority; 135 IAC 2-2-1; filed Dec 6, 1983, 1:52 p.m.: 7 IR 323; filed Aug 5, 1987, 4:15 p.m.: 11 IR 6; readopted filed Nov 6, 2002, 10:33 a.m.: 26 IR 882; filed May 4, 2006, 12:55 p.m.: 29 IR 2901; readopted filed Sep 20, 2012, 12:24 p.m.: 20121017-IR-135120378RFA; readopted filed Nov 16, 2018, 11:02 a.m.: 20181212-IR-135180406RFA; readopted filed Oct 18, 2024, 12:27 p.m.: 20241113-IR-135230834RFA)