Predicting the Occurrence and Cost of Temporary Speed Restrictions on North American Freight Lines Lovett, A.H., C.T. Dick and C.P.L. Barkan. 2017. Predicting the Occurrence and Cost of Temporary Speed Restrictions on North American Freight Lines. In: Proceedings of the 11th International Heavy Haul Association Conference. Cape Town, South Africa. Files We're sorry. At this time, we do not have a full text copy of this text available. Categories Infrastructure