da8df02c_es_on_County_Roads_and_Bridges_es_on_County_Roads_and_Bridges_Required_Action
[Step] 4 [Required Action] 
Provide written concurrence to the county. If the submitted documentation and calculations accord with accepted engineering principles and practice, the district engineer should provide written concurrence to the county within 30 calendar days of receiving the complete request, including all supporting documentation. If the district engineer does not respond within 30 calendar days, the county may consider the proposed limit to have TxDOT concurrence.
Pavement Design Guide: Changing Load Zones on County Roads and Bridges
Required Action