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Revision E (Dated 11/26/12) 53

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Содержание SLED

Страница 1: ...SLED End Treatment System Manual PN 45045 Revision E Dated 11 26 12 160 Ave La Pata San Clemente California 92673 949 361 5663 FAX 949 361 9205 www traffixdevices com ...

Страница 2: ...on 4 SLED Identification and Orientation 5 Product Components and General Specifications 6 Directional Application Definition 11 Speed Configuration 12 Recommendations for Stacking 13 Installing SLED Nose Sheeting 14 Water Freezing Prevention 15 Tools and Equipment for Assembly and Installation 17 SLED End Treatment System Installation 18 Appendix A SLED End Treatment System Specifications 34 Appe...

Страница 3: ...he National Highway System TL 3 and TL 2 meet the NCHRP 350 requirements using the test impact vehicles that range from light weight cars of approximately 820 kg 1800 lbs to full size pick up trucks of approximately 2000 kg 4400 lbs A series of inline offset side and angle impacts at a designated speed of 100 kph 62 1 mph were conducted to verify the SLED s impact performance All Occupant Risk Val...

Страница 4: ...11 26 12 2 Safety Precautions CAUTION Before handling any TrafFix Devices product always be sure to wear proper protective equipment including SAFETY EYEWEAR HARDHAT STEEL TOE BOOTS SAFETY VEST GLOVES HEARING PROTECTION ...

Страница 5: ... Crash Performance The SLED End Treatment Modules are yellow in color The NCHRP 350 Test Level 3 TL 3 System has an overall length of 26 ft 7 92m long and is 1 875 ft 0 57m wide The NCHRP 350 Test Level 2 TL 2 System has an overall length of 18 9375 ft 5 77m long and is 1 875 ft 0 57m wide Each Module has overall dimensions of approximately 6 3 ft 1 93m x 1 875 ft 0 57m x 3 8 ft 1 16m and weighs a...

Страница 6: ...es NCHRP 350 TL 3 and TL 2 Tested Accepted for use on the National Highway System as a TL 3 Crash Cushion CC 114 and a TL 2 Crash Cushion CC 117 Overall TL 3 array length is 26 ft 7 92m and TL 2 array length is 18 9375 ft 5 77m long Acceptable for Permanent and Portable installations Attaches to various barrier shapes made of concrete steel or plastic All metal components are domestic sourced stee...

Страница 7: ... the TL 2 SLED End Treatment Systems front and rear orientation for installation Figure 3 or on pg 39 identifies the TL 3 SLED End Treatment Systems front and rear orientation for installation The Containment Impact Sled orients the front Module 1 attached to the shielded barrier orients to the rear This same configuration can be used in uni or bi directional traffic flow applications ...

Страница 8: ...ll hole opening when the water filling process is complete A water level indicator is designed into the twist lock lid Figure 6 or on pp 7 and 52 For draining a central drain hole is located at the bottom of each module Each drain hole contains molded in Buttress threads The drain plug requires 1 1 2 turns to seal the plug preventing any water leaks The molded in Buttress threads eliminate the pos...

Страница 9: ...Revision E Dated 11 26 12 7 Figure 6 SLED End Treatment Module float cover Water Level Indicator Fill Cap ...

Страница 10: ...ollecting the ruptured mod ules Overall Dimensions Width 27 1 4 689 mm Height 45 7 8 1166 mm Length 88 7 16 2247 mm Weight Weight 197 lbs 89 kg The CIS is tube frame designed with a curved front cap and a flat steel bottom The CIS is pinned onto empty No Fill Module with a vertical T pin that drops through a series of the concentric holes in the Figure 7 SLED End Treatment CIS Module Figure 8 SLED...

Страница 11: ...ened to the shielded barrier with a minimum of eight anchor bolts with nine bolts preferred Overall Dimensions Width 22 3 8 568 mm Height 20 7 8 530 mm Length 49 5 8 1260 mm The Transition consists of a frame right and left panels and connection pins The frame Figure 9 and 11 or on pg 44 is connected to Module 1 The transition frame is de signed to attach to either the five or six knuckle end of t...

Страница 12: ...Revision E Dated 11 26 12 10 Figure 11 Transition Components L R R ...

Страница 13: ...bed below and graphically displayed in Figures 12 and 13 or on pp 47 and 48 Uni Directional Application Uni directional refers to the flow of traffic in a single direction as seen in Figure 12 In this type of application opposite direction impacts would not be probable Bi Directional Application Bi directional refers to the flow of traffic in both directions typically referred to as counter flow a...

Страница 14: ...Revision E Dated 11 26 12 12 Figure 14 SLED End Treatment Speed Configurations ...

Страница 15: ...curely hold the entire stacked pieces together For additional support a long T pin can be inserted into the knuckles to secure the modules as seen in Figure 15 or on pg 49 SAFETY PRECAUTIONS WHEN HANDLING THE SLED END TREATMENT MODULES Do not drive with two 2 or more filled modules on a forklift If maneuvering filled modules is necessary using a forklift only move filled modules one 1 at a time If...

Страница 16: ...en in Figure 17 or on pg 50 On Side A the diagonal stripes can but used for Left Hand traffic flow or rotated 90 for Right Hand traffic flow Turn the sheeting over and Side B is used for converging traffic flow Once the direction is determined secure the sheeting to the nose with supplied screws Figure 17 SLED Nose Sheeting Installation ...

Страница 17: ...ALCIUM CHLORIDE 35 mixture by weight Reduces Freezing down to 20 F 6 6 C Corrosive to thin zinc plated components Corrosive to inadequately protected steel components Galvanizing adequately prevents corrosion High tendency to stay on road surface resulting in slick road surface High level of heat created when mixing It is recommended that pre mixing is done before filling Prevent spilling since so...

Страница 18: ...ful Low 0 F 18 C 20 by weight Calcium Chloride Harmful Medium 20 F 6 6 C 35 by weight Ethylene Propylene Glycol Dangerous High 0 F 18 C 50 by volume Liquid CMA Non Toxic High 0 F 18 C 25 by volume Liquid Potassium Acetate Non Toxic High 20 F 6 6 C 60 by volume Table 1 Recommended water freezing prevention chart solution comparison ...

Страница 19: ...s Suggestions Would Be Two Fluted Concrete Drill Bit 3 4 Diameter w 8 minimum drill length Rebar Cutting Drill Bit 3 4 Diameter w 8 minimum drill length Rebar Eater or Cutter Rotational Hammer Drill Drill bits should be capable of drilling to depths of a minimum of 6 inches into the concrete barrier and be of good quality to drill through 4000 psi concrete Additional Tools In addition to hole dril...

Страница 20: ... E Dated 11 26 12 18 SLED End Treatment System Installation Figure 18 General specifications of installed TL 3 SLED End Treatment system with Transition or on pg 51 Installation procedure to begin on next page ...

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Страница 36: ...Revision E Dated 11 26 12 34 Appendix A SLED End Treatment Specifications 160 Ave La Pata San Clemente California 92673 949 361 5663 FAX 949 361 9205 www traffixdevices com ...

Страница 37: ...d voids on the bottom surface This feature locks the sections together vertically and prevents shifting during transport or when stored The ends of each module shall be constructed with vertically aligned knuckles which interlock with those of adjacent module and accept a 1 inch 28 58mm diameter steel connecting T pin The T pin is retained after installation by a keeper pin Each module shall conta...

Страница 38: ...fely decelerate the 820C and 2000P impact vehicles and shall not exceed the maximum allowable occupant risk values Occupant impact velocity Maximum allowable 12 m s for occupant Ride down acceleration Maximum allowable 20 G Detached debris shall not show potential for penetrating the vehicle occupant compartment or present a hazard to other traffic pedestrians or workers in a work zone A vehicle i...

Страница 39: ...Revision E Dated 11 26 12 37 Appendix B Drawings 160 Ave La Pata San Clemente California 92673 949 361 5663 FAX 949 361 9205 www traffixdevices com ...

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Страница 56: ...________ ___________________________________________________ ___________________________________________________ ___________________________________________________ ___________________________________________________ ___________________________________________________ ___________________________________________________ ___________________________________________________ ___________________________...

Страница 57: ...11 26 12 55 Appendix C FHWA Product Acceptance Letter CC 114 and CC 117 Use this link to locate the letters on the FHWA Website http safety fhwa dot gov roadway_dept policy_guide road_hardware listing cfm code cushions ...

Страница 58: ...Revision E Dated 11 26 12 56 Appendix E Regional Sales Managers Key Contacts Customer Service 160 Ave La Pata San Clemente California 92673 949 361 5663 FAX 949 361 9205 www traffixdevices com ...

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Страница 60: ...160 Ave La Pata San Clemente California 92673 949 361 5663 FAX 949 361 9205 www traffixdevices com Distributed By ...

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