JT/T 1033-2016 in English
VALIDTraffic Divider
- Issued on:2016-02-02
- Implemented on:2016-04-10
- File Format:PDF
- Delivery:Via email within 1~3 business days
$204.00
| Standard No: | JT/T 1033-2016 |
| Document status: | VALID |
| Title in English: | Traffic Divider |
| Title in Chinese: | 交通分隔栏 |
| Language: | English |
| File Format: | Electronic (PDF) |
| Delivery: | Via email within 1~3 business days |
| Issued on: | 2016-02-02 |
| Implemented on: | 2016-04-10 |
| Professional Classification: | JT-Transport |
| Related Keywords: | traffic divider introduction standard framework
inspection rules inspection type inspection frequency key items type inspection every central divider full performance inspection factory inspection batch inspection appearance ≤120mm sidewalk divider |
| Related Topics: | jt/t 495
jt t 495 column jt/t1030-2016 jt/t1039-2016 jt/t1062-2016 jt/t1050-2016 |
本标准规定了交通分隔栏产品组成、分类与标记、技术要求、试验方法、检验规则，以及标志、包装、运输、贮存和随行文件。
本标准适用于公路用交通分隔栏产品。城市道路、机场、铁路、广场等场所用交通分隔栏产品可参照使用。
Introduction
Standard Framework and Technological Evolution
As an important industry standard in the field of highway traffic engineering facilities, the technological evolution of JT/T 1033-2016 is mainly reflected in the following aspects:
| Technical Dimensions | Improvements in the 2016 Version | Differences between Previous Standards |
|---|---|---|
| Anti-corrosion System | New Double Coating Anti-corrosion Classification (ST) | Only hot-dip galvanizing requirements are specified |
| Safety Design | Clear Puncture Resistance Requirements | No Special Provisions |
| Material Scope | Incorporate polymer material specifications | Metal materials only |
Analysis of core technical requirements
1. Structural size control
The standard sets differentiated height requirements for dividers for different purposes:
- Central divider: 1200-1600mm effective height, vertical bar spacing ≤120mm
- Sidewalk divider: 800-1200mm effective height, bottom gap ≤250mm
- Non-vehicle divider: 400-800mm low height design
2. Material performance indicators
Typical case: A highway project adopted ST type double-coated guardrail, the base material is GB/T 13793 straight seam welded pipe, and it still maintains the first-level anti-corrosion grade after 2500 hours of salt spray test.
Key points for the implementation of inspection rules
| Inspection type | Inspection frequency | Key items |
|---|---|---|
| Type inspection | Every 2 years/when major changes are made | Full performance inspection |
| Factory inspection | Batch inspection | Appearance, size, thickness of anti-corrosion layer |
Engineering application suggestions
- In coastal areas, ST type double-coated products are preferred, which can increase the anti-corrosion life by 40%
- Central dividerThe spacing between vertical bars should be strictly controlled according to the standards to prevent children from crossing
- The column installation should adopt embedded parts for mechanical fixation to avoid welding damage to the anti-corrosion layer
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