Highway Resurfacing Materials Cost Estimate Tool

Highway Resurfacing Materials Cost Estimate Tool Richard D. Bellows Spring 2005

Current Method of Cost Estimate of MaterialsTexas Department of TransportationKarnes City Area Office

Advantages of GIS • The need to collect the geometry of the roadway sections is eliminated. • Less labor intensive • Ability to Customize to Fit Parameters • Expanded for other Applications

Project Overview • Road data with lengths • Export I-37 • Divide the line feature into 2 mile sections • Buffer sections • Calculate Areas • Append

Limitations • Initial undertaking • Layers must be updated • Current material costs

Visual Basic Editor

Create a button

Create a dialog box or form • ToolBox • Labels • Text Boxes • Combo Boxes • Command buttons

Cost Estimate HMA REF 56.920 – 70.933 Thickness = 5 in Cost Estimate Seal Coat REF 56.920 – 70.933 Grade 4 Rock Examples Both Directions North and South of I -37 Live Oak County, Texas

Future Developments • Include other features of highway resurfacing • Striping • Pavement Markers

Conclusions • The use of GIS as a cost estimating tool for highway resurfacing is very effective. • Easily adjusted to fit constraining parameters • It can be expanded for other applications

Questions ?

Highway Resurfacing Materials Cost Estimate Tool