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FHWA Home / Safety / Roadway Departure / Safety Eligibility Letter

Safety Eligibility Letter B-52C

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U.S. Department of Transportation
Federal Highway Administration

1200 New Jersey Ave. S.E.
Washington, D.C. 20590

December 20, 2012

In Reply Refer To:
HSST/B-52C

Mr. Rick Groves
EASI-Set Industries
5119 Catlett Road
Midland, Virginia 22728

Dear Mr. Groves:

This letter is in response to your request for the Federal Highway Administration (FHWA) to review a roadside safety system for eligibility for reimbursement under the Federal-aid highway program.

Name of system: J-J Hooks Pin Down F-Shape Barrier
Type of system: Concrete Portable Barrier
Test Level: AASHTO MASH Test Level 3
Testing conducted by: Texas Transportation Institute (TTI)
Task Force 13 Designator: SWC02
Date of request: October 4, 2012
Date initially acknowledged: October 5, 2012
Date of completed package: December 13, 2012

Decision:
The following devices are eligible, with details provided in the attached forms which are an integral part of this letter:

Based on a review of crash test results and embedment computational analysis submitted by the manufacturer certifying the device described herein meets the crash test and evaluation criteria of the American Association of State Highway and Transportation Officials' Manual for Assessing Safety Hardware (MASH), the device is eligible for reimbursement under the Federal-aid highway program. Eligibility for reimbursement under the Federal-aid highway program does not establish approval or endorsement by the FHWA for any particular purpose or use.

The FHWA, the Department of Transportation, and the United States Government do not endorse products or services and the issuance of a reimbursement eligibility letter is not an endorsement of any product or service.

Requirements
To be found eligible for Federal-aid funding, roadside safety devices should meet the crash test and evaluation criteria contained in the American Association of State Highway and Transportation Officials' Manual for Assessing Safety Hardware (MASH).

Description
The device and supporting documentation are described in the attached form.

Summary and Standard Provisions
Therefore, the system described and detailed in the attached form is eligible for reimbursement and may be installed under the range of conditions tested.

Please note the following standard provisions that apply to FHWA eligibility letters:

 

Sincerely yours,

/* Signature of Michael S. Griffith*/

Michael S. Griffith
Director, Office of Safety Technologies
Office of Safety

Enclosures

Request for Federal Aid Reimbursement Eligibility
Of Highway Safety Hardware

Submitter Date of Request: December 12, 2012  New   radio buttonResubmission
Name: Rick Groves
Company: Easi-Set Industries
Address: 5119 Catlett Road, Midland, Virginia 22728
Country: United States of America
To: Michael S. Griffith, Director
FHWA, Office of Safety Technologies

I request the following devices be considered eligible for reimbursement under the Federal-aid highway program.

System Type Submission Type Device Name/Variant Testing Criterion Test Level
'B': Barriers (Roadside, Media) Seleted Radio Button Physical Crash Testing
Radio Button FEA & V&V Analysis
J-J Hooks/MASH Pinned to Down to Asphalt Barrier AASHTO MASH TL3

By submitting this request for review and evaluation by the Federal Highway Administration, I certify that the product(s) was (were) tested in conformity with the AASHTO Manual for Assessing Safety Hardware and that the evaluation results meet the appropriate evaluation criteria in the MASH.

Identification of the individual or organization responsible for the product:

Contact Name: Rick Groves /s/ Rick Groves Same as Submitter ☒
Company Name: Easi-Set Industries Same as Submitter ☒
Address: 5119 Catlett Road, Midland, Virginia 22728 Same as Submitter ☒
Country: United States of America Same as Submitter ☒

PRODUCT DESCRIPTION

New Hardware
J-J Hooks/MASH pin down to asphalt barrier, 10-15 foot and 20 foot length to be included with as tested 12.5 foot section eligibility.

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CRASH TESTING

A brief description of each crash test and its result:

Required Test Number Narrative Description Evaluation Results
3-11 (2270P) MASH Test 311 on the Easi-Set Industries J-J Hooks MASH Barrier by TTI with acceptance of 10-15 foot and 20 foot lengths based on the TTI letter that states the testing results show that "the J-J Hooks /MASH restrained barrier systems will perform acceptably for segment lengths ranging from 10 to 15 feet with the 3-pin configuration that were successfully crash tested and a barrier segment length of 20 feet will perform acceptably if 3-pins are used." TTI Test number - TR-510602-JJH8 PASS
3-11 (1100C) Considered not worst case bv laboratory, therefore not conducted Waiver Requested
3-20 (1100C) Not a transition, therefore not conducted by laboratory  
3-21 (2270P) Not a transition, therefore not conducted by laboratory  

Full Scale Crash Testing was done in compliance with MASH by the following accredited crash test laboratory (cite the laboratory's accreditation status as noted in the crash test reports.):

Laboratory Name: Texas Transportation Institute
Laboratory Contact: Roger Bligh Same as Submitter ☐
Address: Texas A&M University System, 3135 TAMU, College Station, Texas 77843-3132 Same as Submitter ☐
Country:   Same as Submitter ☐
Accreditation Certificate
Number and Date:
TTI Proving Ground is an International Standards Organization (ISO) 17025 accredited laboratory with American Association for Laboratory Accreditation(A2LA) Mechanical Testing Certificate 2821 .01. The full scale crash test was performed according to TTI Proving Ground quality procedures and according to the MASH guidelines and standards.

ATTACHMENTS

Attach to this form:

  1. 1) A copy of the full test report, video, and a Test Data Summary Sheet for each test conducted in support ofthis request.
  2. 2) A drawing or drawings of the device(s) that conform to the Task Force-13 Drawing Specifications [Hardware Guide Drawing Standards]. For proprietary products, a single isometric line drawing is usually acceptable to illustrate the product, with detailed specifications, intended use, and contact information provided on the reverse. Additional drawings (not in TF-13 format) showing details that are key to understanding the performance of the device should also be submitted to facilitate our review.

FHWA Official Business Only:

Eligibility Letter AASHTO TF13 Key Words
Number Date Designator
B-52B December 14, 2012 SWC02 Longitudinal barriers, TL3, portable concrete barriers, PCB, concrete median barriers, CMB, J-J Hooks


TR No. 510602-JJH9

General Information Impact Conditions Post-Impact Trajectory
 Test Agency Texas Transportation Institute (TTI) Speed 63.0 mi/h Stopping Distance 234 ft dwnstrm
75 ft twd traffic
 Test Standard Test No. MASH Test 3-11 Angle 24.6 degrees Vehicle Stability  
 TTI Test No: 510602-JJH8 Location/Orientation 4.6 ft upstrm of joint 8 - 9 Maximum Yaw Angle 43 degrees
 Date 2012-06-06 Impact Severity 114.5 kip*ft Maximum Pitch Angle 20 degrees
Test Article Exit Conditions   Maximum Roll Angle 36 degrees
 Type Concrete Median Barrier Speed 57.0 mi/h Vehicle Snagging No
 Name EASI-SET® Industries J-J Hooks/MASH Proprietary Barrier Pinned to Asphalt Angle 9.5 degrees Vehicle Pocketing No
 Installation Length 200 ft. Occupant Risk Values Test Article Deflections
 Material or Key Element F-shape 12.5 ft concrete barrier segments surface with J-J Hooks/MASH connections pinned to 2-inch deep asphalt pad Impact Velocity Dynamic 8.76 inches
Soil Type and Condition Asphalt 2 inches deep on road base Longitudinal 13.8 ft/s Permanent 5.50 inches
Test Vehicle   Lateral 23.0 ft/s Working Width 32.03 inches
 Type/Designation 2270P Ridedown Accelerations   Vehicle Damage
 Make and Model 2007 Dodge Ram 1500 Pickup Longitudinal 5.6 G VDS 11LFQ3
 Curb 4731 lb Lateral 12.5 G CDC 11FLEW3
 Test Inertial 4980 lb THIV 29.7 km/h Max. Exterior Deformation 15.0 inches
 Dummy No dummy PHD 12.5 G OCDI LF000100
 Gross Static 4980 lb ASI 1.43 Max. Occupant Compartment 0.25 inches
  Max. 0.050-s Average      
  Longitudinal -6.0 G    
  Lateral 12.3 G  
  Vertical -3.7 G  

Figure 5.7. Summary of results for MASH test 3-1 I on EASI-SET Industries J-J Hooks/ MASH bolt-down barrier system.

Page last modified on June 24, 2011.
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