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  • Smart Cushion® – Hill and Smith

    NCHRP 350 Test Levels Available. The SCI70GM is a Test Level 2 attenuator and the SCI100GM is a Test Level 3 attenuator. Both attenuators can protect a wide range of hazards including but not limited to bridges, median barriers and highway signs.

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  • Tau-II Impact Attenuator Parallel Systems

    Tau-II Impact Attenuator Parallel Systems. The Universal TAU-II crash cushion System consists of a full line of redirective non-gating crash cushion products that have been tested to meet the rigorous requirements of NCHRP Report 350, Test Levels 2 and 3. The system is provided in lengths and capacities for both low and high speed applications (30-70 mph, 50-100 km/h).

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  • SCI PRODUCTS INC. SMART CUSHION INNOVATIONS

    frontal or side impact. The Crash Cushion is delivered from the factory completely assembled and ready to install. No field assembly is required. The Crash Cushion has been tested and certified based on the requirements of NCHRP 350 for Level 2 & 3 service. This includes stopping or redirecting 2000 kg (4400 lb) pickup trucks as

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  • FSAE Impact Attenuator - Worcester Polytechnic Institute

    the impact. The conditions needed to be replicated for impact testing are a vehicle traveling at 7 m/s (23 ft/s) with a total mass of 300 kg (661 lbs.). Proof of the practical testing must be provided by the design team. Photos of the impact attenuator before and after impact must be provided to FSAE prior to the competition for inspection.

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  • Tau-II Impact Attenuator Parallel Systems

    Tau-II Impact Attenuator Parallel Systems. The Universal TAU-II crash cushion System consists of a full line of redirective non-gating crash cushion products that have been tested to meet the rigorous requirements of NCHRP Report 350, Test Levels 2 and 3. The system is provided in lengths and capacities for both low and high speed applications (30-70 mph, 50-100 km/h).

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  • INDIANA DEPARTMENT OF TRANSPORTATION

    SUBJECT: Impact Attenuator Design and Contract Document Preparation Requirements SUPERSEDES: Impact Attenuator References in Design Manual Chapter 49 EFFECTIVE: October 16, 2001, Letting The policy relating to impact attenuators has been changed to adhere to the current AASHTO and FHWA accepted Test Level-1 (TL-1), Test Level-2 (TL-2) and Test

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  • Barrier Terminals & Crash Cushions - Safety | Federal .

    May 09, 2019 · Information on truck-mounted attenuators (TMAs) are also included in this listing. See AASHTO's Roadside Design Guide and AASHTO's Manual for Assessing Safety Hardware for guidance on selecting the appropriate Test Level (TL) based on traffic using the facility. ARCHIVED: FHWA Eligibility letters issued using NCHRP 350 testing criteria.

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  • Category:612 Impact Attenuators - Engineering Policy Guide

    This article provides information for the use of protective vehicles and three primary types of impact attenuators: truck-mounted attenuators, trailer-mounted attenuators and freestanding impact attenuators (sand barrels). . Test Level 3, and have FHWA acceptance. This information is to be kept in the project files. Truck-Mounted Attenuator .

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  • WV Department of Transportation

    8. NCHRP-350 Test Level 2 version. Device is non-tapered, non-gating. Device designed to shield : obstacles 30" wide and less. Approved for temporary work zone and permanent (when specified) applications. 9. Approved for temporary work zone (as required per WVDOH Temporary Impact Attenuator specifications) and permanent (when specified .

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  • SUMMARY OF THE NCHRP REPORT 350 CONNECTICUT .

    TMA Test Levels are presented. Test Level 2, the basic level, deals with 70 km/h crash test conditions, while Test Level 3 prescribes impact speeds of 100 km/h. With the exception of these two different impact speeds, both test levels are associated with the same required crash test matrix. This consists of .

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  • The World's Only Speed-Dependent Crash Attenuators. .

    non-gating, bi-directional, impact attenuator was designed for maximum safety and reusability, as well . The World's Only Speed-Dependent Crash Attenuators SMART CUSHION INNOVATIONS TM 1 . The SCI70GM is our Test Level 2 (45 MPH) attenuator and the SCI100GM is our Test Level 3 (62 MPH) attenuator. Both attenuators can protect a wide .

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  • QUEST® System - Trinity Highway

    The QUEST® is a redirective, non-gating crash cushion that consists of a series of W-beam fender panels supported by diaphragms and features an integrated front trigger mechanism. The system is tested to NCHRP Report 350 Test Level 2 and Test Level 3. The QUEST® crash cushion can be used to shield fixed objects of 24" to 36" (610 mm to 914 mm) wide.

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  • The World's Only Speed-Dependent Crash Attenuators .

    Test Levels Available The SCI70GM is a Test Level 2 (45 MPH) attenuator and the SCI100GM is a Test Level 3 (62 MPH) attenuator. Both attenuators can protect a wide range of hazards including but not limited to bridges, median barriers and highway signs. 2 The first speed-dependent, variable-resistance attenuator that can ramp resistance up or

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  • Construction Zone | Transpo Industries

    Transpo Industries is a transportation infrastructure safety and materials company, founded in 1968. Its executive management has over 130 years of collective industry expertise and has been working together for decades. Transpo's influence extends far beyond its sales and engineering operations.

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  • SCI70GM AND SCI100GM DESIGN & INSTALLATION MANUAL

    Report 350, Test Levels 2 and 3 (TL2 and TL3) compliant (Models SCI 70 GM and SCI 100 GM, respectively) and are fully redirec-tive, non-gating, and bi-directional. SMART CUSHION® impact attenuators are used to help protect motorists from hazards in both permanent and work zone locations.

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  • Impact Attenuator Test - YouTube

    Jun 08, 2013 · Ismét szerszámo(ka)t tesztelünk, ismét Parkside-osat!! Nem kell a nyomtatáshoz, de jó :D - Duration: 58:59. SunKing 3D nyomtatás - SunKing 3D printing 30,408 views

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  • Enterprise Flasher Company: Impact Attenuators

    The only true self restoring attenuator in the market today. The React 350 can absorb a minimum of 3 full NCHRP 350 design impacts without any maintenance or costs. Quad Guard CZ. Meets NCHRP 350 Test Levels I, II and III. Installation and relocation is available. Quad Guard CZ's are easily repaired and quickly repaired on site, in most cases.

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  • NCHRP Report 350

    impact testing has been and will continue to be the most common method of evaluating the safety performance of guardrails, median barriers, bridge railings, crash cushions, breakaway supports, truck-mounted attenuators, work zone traffic control devices, and other hardware. Because a number of agencies in the United States conduct such tests,

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  • Crash Cushions | Impact Attenuators | Energy Absorption .

    The QuadGuard High Speed system is a re-directive, non-gating impact attenuator designed for high speed impacts and cushions at speeds up to 70 mph.The QuadGuard High Speed is the only crash cushion attenuator to be tested using NCHRP 350 criteria at 70mph (113km/h).

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  • BDTM.86 ATTACHMENT 1 -

    The Contractor shall provide kinetic impact attenuators that are either reusable or low maintenance classification as specified in the plans. The impact attenuator shall be a re-directive, non-gating systems that meets the requirements of AASHTO MASH, Test Level 3 and have an FHWA eligibility letter.

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  • Impact Attenuator | Crash Attenuator | Decker Supply

    The Vorteq® is a trailer mounted attenuator, and is NCHRP 350 Test Level 3 compliant. This trailer attenuator is a perfect fit for someone who is looking to utilize the attenuator on several different host vehicles, as it only has a 1 point hook up system. The Vorteq is .

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  • ROADWAY ENGINEERING GROUP - Arizona DOT

    Finding In the Public Interest (FIPI) allowing designers to specify the SMART CUSHION impact attenuator, (model SCI 100 GM), a NCHRP Report 350, Test Level 3 device for high-speed, high-crash frequency locations on federal-aid highways. Typical potential locations include, but are not limited to .

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  • Attenuators | TrafFix Devices

    The TrafFix Devices "Big Sandy" is an Impact Attenuator Sand Barrel that is manufactured from UV stabilized high density polyethylene. The Big Sandy sand barrel has been tested and certified to meet the crash worthy requirements of NCHRP 350.

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  • Chassis and Impact Attenuator design for Formula Student .

    CHASSIS AND IMPACT ATTENUATOR DESIGN FOR FORMULA STUDENT RACE CAR MECH 5825M Professional Project Chassis and Impact Attenuator design for Formula student Race car Ahmed Oshinibosi Project Supervisor: Prof. D.C Barton 30th August 2012

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  • Permanent Impact Attenuator Types: Page IX

    Permanent Impact Attenuator Types: Page IX Type A – Gating Device, Test Level 3, for shoulder use only. Narrow Width, Regular Maintenance. Type B – Gating Device, Test Level .

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  • QUEST® Impact Attenuator – Rehber Hds • Bariyer Sistemleri

    The QUEST System meets NCHRP 350, Test Level 2 or 3 as a redirective, nongating attenuator. The QUEST System is also capacity tested to meet NCHRPrn350 TL-3 at 70 mph (115 km/h). It is designed to absorb the energy of impact for vehicles weighing between 1,810 and 4,410 lbs (820 and 2,000 kg) traveling at speeds up to 62 mph (100 km/h).

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  • Catalog - Signs, Traffic Control Products, Barriers .

    Interwest offers Construction Signs, Regulatory Signs, Barricades, Channelizing Devices, School Signs, Driver Feedback (Radar) Signs, Delineators, Barriers, Parking .

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  • SMART CUSHION - hillandsmith

    Test Levels Available The SCI100GM is a MASH and NCHRP 350 Test Level 3 attenuator and the SCI70GM is a MASH and NCHRP 350 Test Level 2 attenuator based on the pickup capacity test. The Smart Cushion® attenuators can protect a wide range of hazards including but not limited to bridges, median barriers and highway signs. The first speed-dependent,

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  • SMART CUSHION INNOVATIONS SCI100GM General .

    parts. It is NCHRP 350 Test Level 3 approved. MATERIALS: SCI100GM Impact Attenuator component parts shall meet the following requirements: A. Shock Arresting Cylinder. The cylinder shall be specially designed for different Test Levels and filled with an environmentally friendly, fire .

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  • Technical Services - Materials - Approved List

    Technical Services - Materials - Approved List Traffic Control Devices, Temporary. TEMPORARY IMPACT ATTENUATOR - REDIRECTIVE (729-10) A. TEMPORARY IMPACT ATTENUATORS - REDIRECTIVE - TEST LEVEL 2

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  • Section 650 Guard Rail Impact Attenuator

    Obtain certification from the manufacturer that the impact attenuator unit installed meets all required approvals and specifications and furnish these to the Engineer. Furnish any mill test/galvanizing test reports and heat numbers for all metal components of the unit per current requirements of the Department's Office of Materials and Research.

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  • 6 IMPACT ATTENUATOR PLAN AND DETAILS --------- .

    Impact attenuators and traffic barriers can be shown on the Construction Plan sheets. . Specify Test Level and Steel Posts for Attenuator Design Scene: Chapter 14 - Guardrail and Barriers Indicate the test level and require steel posts for the impact attenuator. Also indicate whether it's a permanent

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  • Temporary Traffic Impact Attenuators - Expert Article .

    Sep 26, 2018 · You will see attenuators placed in front of fixed hazards along highways as either permanent set-ups, or as temporary attenuators used during a highway construction project. Impact attenuators are tested and classified by "test-level" according to the AASHTO Manual for Assessing Safety Hardware (MASH) which replaced FHA NCHRP Report 350.

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  • #RASH'ARD -ANUAL Sand Barrel/Crash Cushion/Impact .

    Sand Barrel/Crash Cushion/Impact Attenuator US Design Patent D542,685 Other patents pending. Plastic Safety Systems, Inc. . NCHRP-350 Test Level 3 for non-redirective, . • Sand barrels stop the impact vehicle in a short

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  • Anchorless Crash Cushions | ABSORB 350 | Barrier Systems

    The ABSORB 350 Anchorless Crash Cushion is ideal for contractors due to the ease of maintenance after an impact and quick and easy deployment. At 610 mm (24") wide, this impact attenuator is ideally suited for narrow areas in work zones where road and workspace is limited.

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  • Questions & Answers regarding MASH Implementation .

    Questions & Answers regarding MASH Implementation Agreement . Definitions 1) Please clarify FHWA's interpretation of the following definitions: a) "project" The term "project" is not referenced or defined in the implementation agreement. When used with respect to the Federal-aid highway program, "project" means any undertaking

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  • New York State Department of Transportation - Technical .

    Dec 31, 2018 · 2. An impact attenuator accepted as a TL3 device is also acceptable as a TL2 device. 3. Reusable Impact Attenuators can be used as a substitute for Expendable Attenuators. 4. Vendor is responsible for providing appropriate transitions when required, to be paid for under the attenuator .

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  • Chapter 1620 Impact Attenuator Systems

    Chapter 1620 Impact Attenuator Systems WSDOT Design Manual M 22-01.16 Page 1620-5 February 2019 within a contract. Acceptable systems cannot be eliminated without documented justification as to why they should not be used . Also, wording such as "or .

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  • For Contract No. 07-295004 At 07-LA-10-41.7/48.3 .

    The SMART CUSHION® impact attenuators are manufactured by SCI Products, Inc./Work Area Protection Corp. They are NCHRP Report 350, Test Levels 2 and 3 (TL2 and TL3) compliant (Models SCI 70 GM and SCI 100 GM, respectively) and are fully redirective, non-gating, and bi-directional. SMART CUSHION® impact attenuators are used to help

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  • IMPACT ATTENUATOR (FULLY REDIRECTIVE, NARROW) .

    QUALIFIED PRODUCT LIST OF IMPACT ATTENUATORS Effective March 15, 2019 This list supersedes the January 18, 2019 list. Standard Specification for Road and Bridge Construction Section 643 (Adopted April 1, 2016) Page 2 of 6 IMPACT ATTENUATOR (FULLY REDIRECTIVE, WIDE) MANUFACTURER NCHRP 350 MASH PRODUCT NAME TEST LEVEL PRODUCT NAME TEST LEVEL

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