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Steel Bridge Preparation and Painting Scott C. Coleman, P.E., P.S. County Engineer Logan County Engineers Office LOGAN COUNTY ENGINEERS OFFICE Introduction The Logan County Engineers Office has tried various rehabilitation methods over

  1. Steel Bridge Preparation and Painting Scott C. Coleman, P.E., P.S. County Engineer Logan County Engineers Office LOGAN COUNTY ENGINEER’S OFFICE

  2. Introduction The Logan County Engineer’s Office has tried various rehabilitation methods over the years in an effort to find the most effective and efficient way to paint steel bridges. We hope this presentation provides you with some guidance as to the best route to take as you maintain your steel bridges. LOGAN COUNTY ENGINEER’S OFFICE

  3. Materials  Rust-Oleum Metal Primer  TermaRust  Devoe Bar Rust 231 with Pre-Prime 167  Sherwin-Williams Dura-Plate 235 with Macropoxy 5000 LOGAN COUNTY ENGINEER’S OFFICE

  4. BR T35-3.59 Used Rust-Oluem Metal Primer and an unknown topcoat on this 2008 rehab project. LOGAN COUNTY ENGINEER’S OFFICE

  5. BR T35-3.59 . LOGAN COUNTY ENGINEER’S OFFICE

  6. BR C97-0.76 TermaRust was used on this 2010 rehab project that was painted by Brian Brothers Painting. LOGAN COUNTY ENGINEER’S OFFICE

  7. BR C97-0.76 Total cost for: Paint supplies: $6,855.78 Brian Brothers Painting: $16,650.00 Bridge is 91’3” X 28’ which amounts to $9.20/SF (by deck area). LOGAN COUNTY ENGINEER’S OFFICE

  8. Respirator “All masks have the 3M™ Bayonet Connection System enabling connection to a broad range of twin lightweight filters to protect against gases, vapours and particulates..” ‎ Standards/Approvals: EN 136:1998 (Class 1), CE Approved LOGAN COUNTY ENGINEER’S OFFICE

  9. Sprayer LOGAN COUNTY ENGINEER’S OFFICE

  10. Devoe Pre-Prime 167 “A high performance, two - component chemically- cured 100% solids epoxy penetrating sealer.” Devoe products now sold through International PC. LOGAN COUNTY ENGINEER’S OFFICE

  11. Devoe Bar-Rust 231 LOGAN COUNTY ENGINEER’S OFFICE

  12. BR T32-2.00 Used Devoe Bar-Rust 231 & Pre-Prime 167 in 2011. LOGAN COUNTY ENGINEER’S OFFICE

  13. BR T32-2.00 LOGAN COUNTY ENGINEER’S OFFICE

  14. Sherwin-Williams Dura-Plate 235 “Dura -Plate 235 is a modified epoxy…formulated specifically for immersion and atmospheric service in marine and industrial environments [and it] provides exceptional performance in corrosive environment.” LOGAN COUNTY ENGINEER’S OFFICE

  15. Macropoxy 5000 LOGAN COUNTY ENGINEER’S OFFICE

  16. Sherwin-Williams Dura-Plate 235 with Macropoxy 5000 Most recent purchase (8/4/2015) of the Sherwin- Williams paint materials. LOGAN COUNTY ENGINEER’S OFFICE

  17. BR T178-0.14 Bridge was built in 1964 and a 2006 rehab project included new abutments, beams were cleaned & had a red oxide applied to them. The Sherwin-Williams combination was applied in 2014. LOGAN COUNTY ENGINEER’S OFFICE

  18. BR T178-0.14 Since the red oxide was on the beams no needling was done in 2014, only powerwashing with a 3500 psi tip. LOGAN COUNTY ENGINEER’S OFFICE

  19. BR T45-1.01 Rehabbed the beams of this1969 bridge during the summer of 2012. LOGAN COUNTY ENGINEER’S OFFICE

  20. BR T45-1.01 Total Cost for labor, equipment, and material: $4,080.30. Bridge is 58’6” X 28’ which amounts to $2.49/SF (by deck area). LOGAN COUNTY ENGINEER’S OFFICE

  21. BR C11-6.69 Began to use the following beam restoration process which is now standard for us: needle, powerwash, prime, and then apply the epoxy coating. LOGAN COUNTY ENGINEER’S OFFICE

  22. BR C11-6.69 Total cost for labor, equipment, and material: $9,387.63 Bridge is 66’4” X 24’ which amounts to $5.90/SF (by deck area). LOGAN COUNTY ENGINEER’S OFFICE

  23. BR C11-6.69 Worst section in 2016 LOGAN COUNTY ENGINEER’S OFFICE

  24. Dustless Glass Blasting LOGAN COUNTY ENGINEER’S OFFICE

  25. Dustless Glass Blasting Hardin County belly plow restoration LOGAN COUNTY ENGINEER’S OFFICE

  26. Dustless Glass Blasting Removing asphalt from an Auglaize County bridge: LOGAN COUNTY ENGINEER’S OFFICE

  27. Dustless Glass Blasting LOGAN COUNTY ENGINEER’S OFFICE

  28. Dustless Glass Blasting Testing how long the metal lasted without flash rusting while covered in plastic. Photo on right is two weeks later when it was uncovered. LOGAN COUNTY ENGINEER’S OFFICE

  29. Dustless Glass Blasting LOGAN COUNTY ENGINEER’S OFFICE

  30. Dustless Glass Blasting Scaffolding set-up for easy access to beams and to prevent paint particles from entering water. LOGAN COUNTY ENGINEER’S OFFICE

  31. Dustless Glass Blasting LOGAN COUNTY ENGINEER’S OFFICE

  32. Dustless Glass Blasting LOGAN COUNTY ENGINEER’S OFFICE

  33. Dustless Glass Blasting LOGAN COUNTY ENGINEER’S OFFICE

  34. Dustless Glass Blasting LOGAN COUNTY ENGINEER’S OFFICE

  35. Dustless Glass Blasting Total cost for labor, equipment, and material: $55,752.34. This includes $12,356.00 for H20 Dustless Glass Blasting services. Bridge is 70’ X 24’ which amounts to $33.19/SF. LOGAN COUNTY ENGINEER’S OFFICE

  36. Summary Depending on the structure and its condition, we will continue alternating between prepping and cleaning bridges ourselves or using Dustless Glass Blasting. We will continue evaluating the efficacy of the paints and primers we use and make changes as we see fit. LOGAN COUNTY ENGINEER’S OFFICE

  37. Links Links to featured materials: • http://solutions.3m.com/wps/portal/3M/en_EU/PPE_SafetySolutions _EU/Safety/Product_Catalogue/~/3M-Full-Face-Mask-Respirator- 6000-Series?N=5551860+3294361910+3294857473&rt=rud • http://www.graco.com/us/en/products/contractor/390-pc.html • http://www.sherwinindustriesinc.com/sherwin/virtuemart/326.html • http://protective.sherwin-williams.com/detail.jsp?A=sku- 26141%3Aproduct-6830 • http://www.termarust.com/ • https://protective.sherwin-williams.com/detail.jsp?A=sku- 41645%3Aproduct-12094 • http://www.international-pc.com/products/info/Miscellaneous/Pre- Prime-167.aspx • http://www.termarust.com/ • http://www.h2odustlessglassblasting.com/ LOGAN COUNTY ENGINEER’S OFFICE

  38. Questions? For more information please contact: Todd Bumgardner, Administrative Coordinator PH: 937.592.2791 Shane Hites, H20 Dustless Glass Blasting LLC PH: 352.445.1933 This presentation can be found online at: www.loganco.co.logan.oh.us/engineer/ LOGAN COUNTY ENGINEER’S OFFICE

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