Estimate Your Yards
Select your concrete type and enter dimensions using standard field units. This is optional, but useful before submitting your quote request.
Quote Request
Send the core job details. OBAX will review your request and confirm final mix selection with dispatch before order placement.
OBAX delivers to Missouri jobsites within 22 miles of our plant at 4658 Rosalie St, St. Louis, MO.
Illinois jobsites are outside our current delivery area. Please call dispatch at 314.478.2520 for review.
How This Page Works
- Use the calculator to estimate concrete volume in cubic yards.
- Review OBAX delivery zone rules before submitting your request.
- Enter the jobsite address and preview the map for dispatch review.
- Final mix selection should always be reviewed with OBAX dispatch when ordering.