31. In favorable circumstances, rumble strips are effective ( and cost-effective ) at reducing accidents due to inattention. 32. The encroachment of shoulder rumble strips onto highways with narrow shoulders may create a hazard for cyclists. 33. Eventually the entire Thruway is to have continuous rumble strips on both the right and left shoulders. 34. This problem was more pronounced on primary highways ( that have narrower shoulders ) with rumble strips . 35. Tone bands are also referred to as " rumble strips ", owing to the sound they create. 36. On 26 June 2011, Eru?crashed over rumble strips in Kabuku, Tanzania while avoiding a passing bus. 37. Ice and slush filled rumble strips can be a concern, particularly so for milled centerline rumble strips. 38. Ice and slush filled rumble strips can be a concern, particularly so for milled centerline rumble strips . 39. Also, road salt prematurely degrades asphalt, so having it retained and concentrated in rumble strips is not desirable. 40. Rumble strips on narrow shoulders force cyclists into the travel lanes, where it is less safe to ride.
