utilities.iowadot.gov - /NHSX-030-6(231)--3H-06/CADD030(231)/Machine_Control_Surfaces/Sideroads/23rd Avenue/TINs/

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 2/21/2018  9:15 AM       191060 prop_surf_subgrade_SR23rdN.tin
 2/21/2018  9:15 AM       264204 prop_surf_subgrade_SR23rdS.tin
 2/21/2018  9:15 AM       244120 prop_surf_top_SR23rdN.tin
 2/21/2018  9:15 AM       333036 prop_surf_top_SR23rdS.tin