OBC2:
ACCORDION BARRIER TECHNICAL SPECIFICATIONS
1. When the accordion barrier is opened, it will be 2,400 mm (two thousand four hundred millimeters) long. 2. The closed length of the barriers will be 435 mm (four hundred thirty five millimeters) from the first wheel to the last wheel. 3. The width (width) of the barriers will be 435 mm (four hundred thirty five millimeters). 4. The barriers will be able to be connected to each other with a connection apparatus. The barriers will appear as a single piece when connected to each other. 5. The height will be at least 1,200 mm (one thousand two hundred millimeters) from the ground. 6. The barriers will consist of 7 modules. 7. The material used in the upright and scissor profiles of the barriers will be steel box profile. 8. In order for the barriers to operate without getting stuck on materials such as gravel etc. that may be found on the ground; The height of the lower chassis from the ground shall be at least 120 mm (one hundred and twenty millimeters). 9. The distance between each upright shall be between 340 mm (three hundred forty millimeters) and 360 mm (three hundred and sixty millimeters). 10. The profile dimensions used in the uprights shall be 40 mm x 40 mm, and the wall thickness shall be 0.7 mm. 11. The scissor profile dimensions of the barriers shall be 20 mm x 30 mm, and the wall thickness shall be at least 0.7 mm. 12. The horizontal upper profile dimension shall be 20 mm x 40 mm, the wall thickness shall be 0.7 mm. 13. The horizontal lower profile dimension shall be 20 mm x 40 mm, the wall thickness shall be 0.7 mm. 14. The material type of the wheels used shall be made of plastic or a plastic derivative (polypropylene, copolymer, moblen, etc.). Its strength shall be provided by the gear system located around the center of the inner part of each wheel. There shall be two wheels on one of every two upright profiles. The diameter of the wheels will be between 940 mm (nine hundred forty millimeters) and 960 mm (nine hundred sixty millimeters). The width of the surface of the wheels touching the ground will be 28 mm (twenty eight millimeters). The wheels will be made of black plastic material. 15. There will be a total of four brake systems on both wheels on the first and last frames of the barriers. 16. The wheels will be easily replaceable with a key or apparatus. 17. The outer diameter of the metal pipes providing the connections between the trusses and the posts of the barriers will be at least 16 mm (sixteen millimeters) and the wall thickness will be 1.2 mm (one point two millimeters). 18. The second layer adjustment pipes placed on the metal pipes will be made of plastic and plastic derivatives (polypropylene, copolymer, moblen, etc.) materials. The length of the plastic pipes will be 76 mm (seventy six millimeters) and the wall thickness will be at least 1.8 mm (one point eight millimeters). The outer diameter of the adjustment pipes will be 20 mm (twenty millimeters). The invoice part at the beginning of the adjustment pipes will be 25 mm (twenty five millimeters) in diameter and 3 mm (three millimeters) thick. 19. The profiles on the barriers will be electrostatically coated in RAL 9006 metallic gray. 20. In order to provide the accordion opening system of the barriers, the scissors will be a 2-way cross side-by-side opening system. 21. The head and mudguards of the barriers will be made of plastic or plastic derivatives (polypropylene, copolymer, moblen, etc.). 22. All plastic parts on the barriers (except reflectors) will be black. 23. There will be reflectors made of polycarbonate material that provides night vision in the slots on the head and mudguard plastics of the barriers. The dimensions of the reflectors will be 24.5 mm (twenty-four point five millimeters) x 49 mm (forty-nine millimeters) and the wall thickness will be 4 mm (four millimeters).
OBC4:
The accordion barrier will be 4,000 mm (four thousand millimeters) long when opened. 2. The closed length of the barriers will be 645 mm (six hundred forty-five millimeters) from the first wheel to the last wheel. 3. The width (width) of the barriers will be 435 mm (four hundred thirty-five millimeters). 4. The barriers will be able to be connected to each other with a connection apparatus. When the barriers are connected to each other, they will appear as a single piece. 5. Its height will be at least 1,200 mm (one thousand two hundred millimeters) from the ground. 6. The barriers will consist of 11 modules. 7. The material used in the upright and scissor profiles of the barriers will be steel box profile. 8. In order for the barriers to operate without getting stuck on materials such as gravel etc. that may be on the ground; The height of the lower chassis from the ground shall be at least 120 mm (one hundred and twenty millimeters). 9. The distance between each upright shall be between 340 mm (three hundred forty millimeters) and 360 mm (three hundred and sixty millimeters). 10. The profile dimensions used in the uprights shall be 40 mm x 40 mm, and the wall thickness shall be 0.7 mm. 11. The scissor profile dimensions of the barriers shall be 20 mm x 30 mm, and the wall thickness shall be at least 0.7 mm. 12. The horizontal upper profile dimension shall be 20 mm x 40 mm, the wall thickness shall be 0.7 mm. 13. The horizontal lower profile dimension shall be 20 mm x 40 mm, the wall thickness shall be 0.7 mm. 14. The material type of the wheels used shall be made of plastic or a plastic derivative (polypropylene, copolymer, moblen, etc.). Its strength shall be provided by the gear system located around the center of the inner part of each wheel. There shall be two wheels on one of every two upright profiles. The diameter of the wheels will be between 940 mm (nine hundred and forty millimeters) and 960 mm (nine hundred and sixty millimeters). The width of the surface of the wheels touching the ground will be 28 mm (twenty eight millimeters). The wheels will be made of black plastic material. 15. There will be a total of four brake systems on both wheels on the first and last frames of the barriers. 16. The wheels will be easily replaceable with a key or apparatus. 17. The outer diameter of the metal pipes providing the connections between the trusses and the posts of the barriers will be at least 16 mm (sixteen millimeters) and the wall thickness will be 1.2 mm (one point two millimeters). 18. The second layer adjustment pipes placed on the metal pipes will be made of plastic or plastic derivatives (polypropylene, copolymer, moblen, etc.). The length of the plastic pipes will be 76 mm (seventy six millimeters) and the wall thickness will be at least 1.8 mm (one point eight millimeters). The outer diameter of the adjustment pipes will be 20 mm (twenty millimeters). The invoice part at the beginning of the adjustment pipes will be 25 mm (twenty five millimeters) in diameter and 3 mm (three millimeters) thick. 19. The profiles on the barriers will be electrostatically coated in RAL 9006 metallic gray. 20. In order to provide the accordion opening system of the barriers, the scissors will be a 2-way cross side-by-side opening system. 21. The head and mudguards of the barriers will be made of plastic or plastic derivatives (polypropylene, copolymer, moblen, etc.). 22. All plastic parts on the barriers (except reflectors) will be black. 23. There will be reflectors made of polycarbonate material that provides night vision in the slots on the head and mudguard plastics of the barriers. The dimensions of the reflectors will be 24.5 mm (twenty-four point five millimeters) x 49 mm (forty-nine millimeters) and the wall thickness will be 4 mm (four millimeters).