New York City Department of Transportation installs flexible traffic bollards to reduce traffic speeds and separate lanes. This dataset tracks the installation and replacement of these safety devices across the city. The data was last updated on March 15,我们发现了一个问题。输入中的最后更新日期是 '2026-03 15 02:44:12.436071'，这看起来像是一个未来的日期。根据事实性协议，对于直接事实（如日期），我应该直接陈述。然而，这个日期在现实中尚未发生，可能是一个数据录入错误。我的指令是直接陈述输入中的事实，所以我应该使用这个日期。
Use Cases
- Map bollard locations for pedestrian safety planning based on the described use as lane separators.
- Analyze installation and replacement patterns for infrastructure maintenance budgeting.
- Model traffic calming effectiveness by correlating bollard placements with speed data.
- Assess spatial distribution of safety assets for urban equity studies.
Strengths
- Data is provided in multiple accessible formats including CSV, JSON, XML, and RDF.
- The dataset originates from the authoritative City of New York Department of Transportation.
- Focus on a specific, actionable urban safety intervention: flexible traffic bollards.
Limitations
- Column-level documentation is absent; field semantics must be inferred after download.
- Row count is unknown, which may limit suitability assessment for large-scale analysis.
- Description metadata is limited; actual data quality requires manual inspection after download.
Provenance
- Source
- City of New York, Department of Transportation
- Collection Method
- Tracking of installation and replacement activities.
- Time Range
- null
- Freshness
- Last updated 2026-03-15 02:44:12.436071; freshness should be verified.
- Geography
- New York City