321.343 CERTAIN VEHICLES MUST STOP. 1. The driver of a motor vehicle carrying passengers for hire, a school bus, or a vehicle carrying hazardous material and required to stop before crossing a railroad track by motor carrier safety rules adopted under section 321.449, before crossing at grade any track of a railroad, shall stop the vehicle within fifty feet but not less than fifteen feet from the nearest rail. While stopped, the driver shall listen and look in both directions for an approaching train, and for signals indicating the approach of a train, and shall not proceed until the driver can do so safely. 2. The driver of a commercial motor vehicle shall comply with all of the following provisions that apply to the driver: a. If the driver is not always required to stop at a railroad crossing, slow down when approaching the crossing and check that the railroad tracks are clear of an approaching train before proceeding. b. If the driver is not always required to stop at a railroad crossing, stop before reaching the crossing if the railroad tracks are not clear. c. Refrain from proceeding through a railroad crossing if sufficient space is not available to drive completely through the crossing without stopping. d. Obey a traffic-control device or the directions of an enforcement official at a railroad crossing. e. Have sufficient undercarriage clearance before negotiating a railroad crossing. 3. No stop need be made at a crossing where a peace officer or a traffic-control device directs traffic to proceed. No stop need be made at a crossing designated by an "exempt" sign. An "exempt" sign shall be posted only where the tracks have been partially removed on either side of the roadway.

         Section History: Early Form

         [C27, 31, 35, § 5105-a33; C39, § 5029.03; C46, 50, 54, 58, 62,
      66, 71, 73, 75, 77, 79, 81, § 321.343; 82 Acts, ch 1200, § 1] 

         Section History: Recent Form

         87 Acts, ch 170, §10; 2001 Acts, ch 132, §10
         Referred to in § 321.208, 321.343A, 321.344A, 321.344B, 321.484,
         For applicable scheduled fines, see §805.8A, subsection 14,
      paragraph h

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