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| Position: Chinese Standard in English/JT/T 646.4-2025 |
| JT/T 646.4-2025 Highway noise barriers - Part 4: Technical requirements of fully enclosed noise barrier (English Version) | |||
| Standard No.: | JT/T 646.4-2025 | Status: | valid remind me the status change |
| Target Language: | English | File Format: | |
| Word Count: | 4000 words | Translation Price(USD): | 120.0 remind me the price change |
| Implemented on: | 2025-12-1 | Delivery: | via email in 1~3 business day |
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| Standard No.: | JT/T 646.4-2025 |
| English Name: | Highway noise barriers - Part 4: Technical requirements of fully enclosed noise barrier |
| Chinese Name: | 公路声屏障 第4部分：全封闭声屏障技术要求 |
| Professional Classification: | JT Professional Standard - Transport |
| Source Content Issued by: | MOT |
| Issued on: | 2025-08-29 |
| Implemented on: | 2025-12-1 |
| Status: | valid |
| Superseding: | JT/T 646.2-2016 Highway Noise Barriers - Part 2: General Technical Requirements |
| Target Language: | English |
| File Format: | |
| Word Count: | 4000 words |
| Translation Price(USD): | 120.0 |
| Delivery: | via email in 1~3 business day |