Trinity ET Plus 350 Assembly Manual

Guardrail end treatment

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ET Plus
350
®
Guardrail End
Treatment
Assembly Manual
Part No. 620292B
Revised March 2010
ENERGY ABSORPTION SYSTEMS

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Summary of Contents for Trinity ET Plus 350

  • Page 1 ET Plus ® Guardrail End Treatment Assembly Manual Part No. 620292B Revised March 2010 ENERGY ABSORPTION SYSTEMS...
  • Page 2 Trinity Highway Products, LLC. representative is available for consultation, if required. This Manual must be available to the workers at all times. For additional copies, contact Trinity Highway Products, LLC. at 800-527-6050. All information, illustrations, and specifications in this Manual are based on the latest ET-PLUS™...
  • Page 3: Customer Service Contacts

    CUSTOMER SERVICE CONTACTS Trinity Highway Products, LLC is committed to the highest level of customer service. Feedback regarding the ET-PLUS™ systems, their installation procedures, supporting documentation, and performance is always welcome. Our goal is to enhance highway safety through innovation. Additional...
  • Page 4: Warnings And Cautions

    WARNING: Do not install, maintain, or repair the ET-PLUS™ systems, until you have read this Manual thoroughly. Please call Trinity Highway Products, LLC at 800-644-7976, if you do not understand the installation instructions. Failure to follow this warning could result in serious injury or death in the event of a collision.
  • Page 5 WARNING: Ensure that your installation, repair, and maintenance meet all appropriate Manual on Uniform Traffic Control Devices (MUTCD) and local standards. Failure to follow this warning could result in serious injury or death in the event of a collision. WARNING: Ensure that the Guardrail you install is terminated, as dictated by the state/specifying agency, pursuant to FHWA acceptance.
  • Page 6 KNOW YOUR ET-PLUS™ SYSTEMS ET- PLUS™ (TL-3) 50' (15.24 m) SYSTEM For specific installation, maintenance, or repair details, refer to the state/specifying agency’s standard drawing(s). (This drawing represents one (1) version of the 50' (15.24 m) systems) Alternates for Foundation Tubes At post locations 1 and 2, the alternates to long foundation tube without soil plate are: •...
  • Page 7 ET-PLUS™ (TL-3) 37’ 6" (11.43 m) SYSTEM For specific installation, maintenance, or repair details, refer to the state/specifying agency’s standard drawing(s). (This drawing represents one (1) version of the 37' 6” (11.43 m) systems) Alternates for Foundation Tubes and Posts At post locations 1 and 2, the alternates to long foundation tube without soil plate are: •...
  • Page 8 ET-PLUS™ (TL-2) 25' (7.62 m) SYSTEM For specific installation, maintenance, or repair details, refer to the state/specifying agency’s standard drawing(s). (This drawing represents one (1) version of the 25' (7.62 m) systems) Alternates for Foundation Tubes, Rail Panels, and Posts At post locations 1 and 2, the alternates to long foundation tube without soil plate are: •...
  • Page 9 BILL OF MATERIAL ENGLISH (METRIC) WARNING: Use only Trinity Highway Products’ parts on the ET- PLUS™ systems for installation, maintenance, or repair. The installation or co-mingling of unauthorized parts is strictly prohibited. Failure to follow this warning could result in serious...
  • Page 10 Description 6321G ” x 2’ (10 x 50) Hex Head Bolt (High Strength) 6405G ” (10) Hex Nut 6907B Polymer Block 4” x 7 ” x 14” (100 x 187 x 350) [King Block] 14329G 3’ 6 ” SYTP Stub 14578G 6’...
  • Page 11: Tools Required

    INSTALLING THE ET-PLUS™ SYSTEMS Use Trinity Highway Products’ drawings for the ET-PLUS™ systems with these instructions. Review the state/specifying agency’s standard drawings of this system. Details will be specific to the project or site locations. WARNING: Use only Trinity Highway Products’ parts on the ET- PLUS™...
  • Page 12: Site Preparation

    CRT posts. Use the state/specifying agency’s standard specifications and drawings for the site grading. Trinity does not direct grading. Complete all grading before the start of the installation of the ET-PLUS™...
  • Page 13: Post Installation

    curve a distance equal to the line guardrail offset plus 1 foot maximum in Table 1. (See state/specifying agency drawings for details.) ET™ Length Outside the Inside the Curve Inside the Curve Curve Max With a Radius With a Radius Offset Greater Than 1000 1000 Feet or...
  • Page 14 PLACING FOUNDATION TUBES FOR WOOD OR SYT™ POSTS Complete the following steps to install foundation tubes and Wood or SYT™ posts: Step Actions Select Option A or Option B for this tube installation. Option 1. For 6' 0" (1830 mm) Tube without Soil Plate Install the foundation tube (PN-749G), Step 2 below.
  • Page 15 WARNING: Ensure that the proper Leaveout (specified area of open space in the pavement) around the posts is reserved and filled with state/specifying agency approved backfill material that will not prevent movement, for any posts installed in rigid pavement such as any thickness of concrete or asphalt. Failure to follow this warning could result in serious injury or death in the event of a collision.
  • Page 16 INSTALLING HBA™ BOTTOM POSTS Complete the following steps to install HBA™ Bottom Posts: Step Actions Arrange the posts so that the large hole ( ” [21 mm]) is placed downstream (away from the impact end of the systems). Adjust the offset to Post 2, if the ET-PLUS™ Extruder (Head) causes a gap between the rail panel and Post 2.
  • Page 17 Install the tube/post into the hole. Backfill the hole with compactable materials in 6" (150 mm) lifts and compact with pneumatic equipment to optimum compaction. Note: If compactable, the material removed from the hole may be used for the backfill. Option If rock is encountered with depth greater than 20"...
  • Page 18 post plates (ears) on the Top and Bottom Posts. Place a ” (10 mm) Washer (PN-4252G) and a ” (10 mm) Lockwasher (PN-4258G) under a ” (10 mm) Hex Nut (PN- 6405G) on the inserted bolts to secure. Note: The bolts can be installed so the nuts are on the inside or outside of the post plates (ears).
  • Page 19 Place a ” (19 mm) Washer (PN-4252G) and a ” (19 mm) Lockwasher (PN-4258G) under ” (19 mm) Hex Nut on the inserted ” (19 mm) diameter Hex Head High Strength Bolt to secure. Tighten the nuts to a snug position. The designer does not recommend a torque requirement for the HBA field assembly INSTALLING THE SYTP™...
  • Page 20 INSTALLING THE STRUT Complete the following steps when installing the strut: Note: For All strut installations, the installer must provide a shallow valley/trough for installation of the strut, since a portion of the angle strut will be below grade. INSTALLING THE STRUT WITH HBA™ POSTS/SYTP™ Complete the following steps to install the strut with HBA™...
  • Page 21 INSTALLING THE STRUT WITH WOOD CRT POST IN TUBE AT POST 1 AND SYTP™/ SYTP™ IN TUBE AT POST 2 Complete the following steps to install the strut with wood post in soil tube at Post 1 and SYTP™/ SYTP™ in tube at Post 2: AT POST 1 Step Actions...
  • Page 22 From the embankment side, insert the bolt through the strut, the foundation tube, and the wood post. Place a second washer under a ” (19 mm) Hex Nut (PN-3704G) on the end of the inserted bolt. 5. Tighten the nuts to a snug position. (The designer does not recommend a torque requirement.) Option...
  • Page 23 INSTALLING THE OFFSET BLOCK AND RAIL PANEL TO WOOD POSTS (POSTS 3 THROUGH 7 OR 8) Complete the following steps to attach the offset blocks and rail panels to the wood post: Step Actions At locations with wood posts and wood blocks, insert a ”...
  • Page 24 INSTALLING THE RAIL PANEL TO THE POST WITHOUT OFFSET BLOCK AT POST 2 Complete the following steps to attach the rail panel to the post without offset block at Post 2: Step Actions Select the Option A, Option B, or Option C to install the rail panel without offset block at Post 2: Option 1.
  • Page 25 The cable is considered taut, when it does not deflect more than 1 inch when pressure is applied by hand in an up or down direction. The shank portion of the anchor cable MUST BE positioned so it bears on the bottom edge of the web of the HBA post. The shank portion of the anchor cable must also be centered horizontally so that the bearing plate bears uniformly on both flanges of Post 1.
  • Page 26: Installation Checklist

    INSTALLATION CHECKLIST STATE: _____________PROJECT: ___________________________________ DATE: ______________LOCATION: __________________________________ The Leaveout (specified area of open space in the pavement) around the posts is reserved and filled with state/specifying agency approved backfill material that will not prevent movement, for any posts installed in rigid pavement such as any thickness of concrete or asphalt.
  • Page 27: Maintenance And Repair Instructions

    ET-Plus™ systems, contact the state/specifying agency, then Trinity Highway Products, LLC. at 800-527-6050. WARNING: Use only Trinity Highway Products’ parts on the ET- PLUS™ systems for installation, maintenance, or repair. The installation or co-mingling of unauthorized parts is strictly prohibited.
  • Page 28 Failure to follow this warning could result in serious injury or death to the workers and/or bystanders. Trinity Highway Products offers an economical and effective truck mounted attenuator, the MPS-350, for the protection of workers in work zones.
  • Page 29 encountered on damaged systems. Reconstruct the systems following the installation instructions, after the site has been cleared of damaged debris. WARNING: Do NOT perform installation, maintenance, or repair if the ET-PLUS™ systems site, shoulder, or traveled area are covered or encroached by road debris. Failure to follow this warning could result in serious injury or death in the event of a collision.
  • Page 30 ENERGY ABSORPTION SYSTEMS 2525 Stemmons Freeway Dallas, Texas 75207 888-323-6374 (USA only) 214-589-8140 (Outside USA) www.energyabsorption.com www.highwayguardrail.com...

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