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Trinity Highway Products SRT-350 6 Post HBA System 37’6” System 4 Foot Offset Post 7 to Post 1

Trinity Highway Products SRT-350 6 Post HBA System 37’6” System 4 Foot Offset Post 7 to Post 1. Trinity Highway Products Properly Installed SRT-350 6 Post HBA System-Slotted Rail Terminal. Installation Instructions http://www.highwayguardrail.com/products/pdfs/SRT-350_6_Post.pdf.

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Trinity Highway Products SRT-350 6 Post HBA System 37’6” System 4 Foot Offset Post 7 to Post 1

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  1. Trinity Highway ProductsSRT-350 6 Post HBA System37’6” System4 Foot Offset Post 7 to Post 1

  2. Trinity Highway Products Properly Installed SRT-350 6 Post HBA System-Slotted Rail Terminal

  3. Installation Instructionshttp://www.highwayguardrail.com/products/pdfs/SRT-350_6_Post.pdf

  4. Shop Drawing http://www.highwayguardrail.com/products/pdfs/SS-352.pdf

  5. Title BlockBill of Materials

  6. Items to Watch for when Installing SRT-350 6 Post HBA System • Install Post 2 so that the LARGER hole is placed DOWNSTREAM • Guardrail is NOTattached (bolted) at Post 2 – Just the Flange Protector or Backup Plate is connected at Post 2 • The Cable Anchor goes ABOVE the Strut NOT THROUGH the Strut

  7. Post 3-6 CRT (Controlled Release Post) with 8” Offset Blocks • Install the CRT Post with 3½” holes Approximately @ Finished Grade • Note: Post 7 is also a CRT Wood Post • 4’0” Flair • Begin @ Post 7 face of Guardrail at Offset Block • Measure 37’6” to the face of the Guardrail at Post 1 – no Offset Block at Post 1 & 2 (HBA Post) • 4’0” offset is measured at Post 1

  8. Installing HBA (Hinged Breakaway Post) @ Post 1 & 2“No Offset Blocks” • HBA Post are a “two” Section Post (top & bottom) • Place the Bottom of the Post so that the LARGER (13/16”) hole is placed DOWNSTREAM (away from the End of the System) • Attach the top portion with 2 – 3/8” bolt with washer & lockwasher under the nut • Bolts should be installed so the head of the bolt is on the “inside” of the post plates

  9. Installing HBA (Hinged Breakaway Post) @ Post 1 • Place Post 1 so that the LARGER hole is placed DOWNSTREAM (away from the End of the System) Post 1 Note: Place the head of the bolts on the inside of the Post –washer, lock washer & nut on outside of Post

  10. Cable Web plate @ Post 1

  11. Installing HBA (Hinged Breakaway Post) @ Post 2 • Place Post 2 so that the LARGER hole is placed DOWNSTREAM (away from the End of the System) • Place the head of the Bolts on the inside of the Post - washer, lock washer & nut on outside of Post Post 2

  12. Post 2 - Install Post so that the LARGER hole is placed DOWNSTREAM Post 2 Correct Placement - Can Properly Hinge Incorrect – Cannot Hinge Installed Backwards Traffic

  13. Post 2 -Place Post so that the LARGER hole is placed DOWNSTREAM Post 2 Traffic • Repair Incorrectly placed Post 2 • Remove the Top of Post 2 and the Strut • Bottom of Post 2 MUST BE • REMOVED (note the bottom of Post is not symmetrical and therefore cannot be drilled) • Properly backfill the hole • Rotated bottom of Post 2 180 degrees and re-drive the Post • Reattach the top portion of Post 2 and the Strut Incorrect – Cannot Hinge Installed Backwards

  14. Installing the StrutPlace 2 Angled Struts between Post 1&2 • Post 1 attach with ¾” Bolt with Washer & Lockwasher under nut • Post 2 – same as above plus stack 2-3 washers on the bolt between the Strut and the Post Plate to allow the Strut to pass over the 3/8” bolt head

  15. Post 2 with Bolt Heads Placed Inside Post - Lacks Extra Washers between Strut & Post Plate Install 2–3 extra washers on bolt between strut & Post

  16. SRT-27 Installing Rail Panels • Layout the Guardrail so Slot Guard Attachment Holes @ the ends of the Slots (away from Post 1) • Position Guardrail with Long Slots between Post 1&2 Post 2&3 • Position Guardrail with Short Slots between Post 3&4 and Post 4&5 • The Guardrail from Post 7 to Post 5 does NOT have Slots • Post 7 is also a CRT Wood Post • Guardrail is NOT attached to Post 2

  17. Orientation of Slots, Slot Guards and Cable Anchor Bracket No Slots Short Slots Long Slots Cable Anchor Bracket Connect to Wood CRT Post @ Post 7 Slot Guards Away From Post 1

  18. Long Slots Between Post 2 & 3 and 1 & 2 Long Slots Between Post 2 & 3 Long Slots Between Post 1 & 2

  19. Short Slots Between Post 4 & 5 and 3 & 4 Short Slots Between Post 4 & 5 Short Slots Between Post 3 & 4

  20. No Slots Between Post 6 & 7 and 5 & 6 No Slots Between Post 6 & 7 No Slots Between Post 5 & 6

  21. Installing Rail PanelsContinued • Guardrail is attached to the Post through the Offset Blocks @ Post 3, 4, 5 and 6 • Guardrail is not attached (bolted) at Post 2 Incorrectly Bolted Correctly NOT Bolted POST 2

  22. Post 2 has a Backup or Flange Protector PlateCable Anchor Assembly

  23. Installing Rail PanelsPost 1 • Insert 5/8”x2” HGR Post Bolt thru the Rail Panel at Post 1 and secure with Hex Nut and Tighten • Connect the End Section to the End of the Guardrail with four 5/8”x1 ¼” HGR Splice Bolts and Hex HGR Nuts • Attach Reflective Sheeting • Your Rail Panels are now attached

  24. Post 1 - End Section Connected with Reflective Sheeting

  25. Installing Cable Anchor Assembly - Bracket • Place 5/8” Washer on each of the eight 5/8” Hex Head Bolts • Insert the Bolts thru the Traffic Side of the Rail Panel and the Cable Anchor Bracket (on the backside of the Rail Panel) & Secure with Hex HGR Nuts • Slide one end of Cable into Cable Anchor Bracket - Place 1” washer and Hex Nut on End of the Cable extending thru the Bracket

  26. Front and Back of Cable Anchor Assembly Bolts & Washers (front) and Nuts (Back) Back of Rail Traffic Front of Rail

  27. Install Cable Anchor Assembly – Post 1 • Slide the other end of Cable between upper & lower sections of the HBA Post 1 • On Post No. 1, bolt the 4"x5¾" x ¼” Cable Web Plate to the web of the post with a 3/8" x 1½” bolt, with a washer under the 3/8”nut. The Cable Web Plate should be pushing down on the top of the Shank of the Cable Anchor.

  28. Cable Web plate @ Post 1 pushing down on the top of the Shank of the Cable Anchor Cable Web Plate pushing down on the top of the Shank of the Cable Anchor

  29. Install Cable Anchor Assembly – Post 1 • Place the Cable Bearing Plate with the open side of the V-Notch pointing upward and the Plate Washer on the end of the Cable. • The bearing plate should rest on the top of the flange of the HBA bottom post.

  30. Cable Anchor Assembly – Post 1“V” Bearing Plate rest on top of Flange of bottom of HBA Post Correct “V” Notch Up Incorrect “V” Notch Down

  31. NOTE: The Cable Anchor goes ABOVE the Strut NOT THROUGH the Strut Cable Anchor Correctly ABOVE the Strut Cable Anchor INCORRECTLY THROUGH the Strut

  32. Properly InstalledSRT-350 6 Post HBA System

  33. Installation Instructionshttp://www.highwayguardrail.com/products/pdfs/SRT-350_6_Post.pdf

  34. Shop Drawing http://www.highwayguardrail.com/products/pdfs/SS-352.pdf

  35. Items to Watch for when Installing SRT-350 6 Post HBA System • Install Post 2 so that the LARGER hole is placed DOWNSTREAM • Guardrail is NOTattached (bolted) at Post 2 – Just the Flange Protector or Backup Plate is connected at Post 2 • The Cable Anchor goes ABOVE the Strut NOT THROUGH the Strut

  36. Q & A Time • Install Post 2 so that the LARGER hole is placed___________ from the end of the guardrail end treatment??? DOWNSTREAM

  37. Q & A Time 2. The Cable Anchor goes ABOVE OR THROUGH the Strut???

  38. Q & A Time 3. Guardrail IS or IS NOT attached (bolted) at Post 2??? IS NOT

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