utilities.iowadot.gov - /NHSX-030-6(231)--3H-06/CADD030(231)/Machine_Control_Surfaces/Mainline/TINs/

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 2/21/2018  9:15 AM      2073352 prop_surf_subgrade_STG1_ML030_5.tin
 2/21/2018  9:15 AM      3354048 prop_surf_subgrade_STG1_ML030_6.tin
 2/21/2018  9:15 AM      1877476 prop_surf_subgrade_STG2_ML030_5.tin
 2/21/2018  9:15 AM      4547872 prop_surf_subgrade_STG2_ML030_6.tin
 2/21/2018  9:15 AM      3554064 prop_surf_top_STG1_ML030_5.tin
 2/21/2018  9:15 AM      4966292 prop_surf_top_STG1_ML030_6.tin
 2/21/2018  9:15 AM      3217412 prop_surf_top_STG2_ML030_5.tin
 2/21/2018  9:15 AM      6429560 prop_surf_top_STG2_ML030_6.tin