# Blue Line-Art Infrastructure Poster

- Model: [GPT Image 2](/models/chatgpt-image.md)
- Creator: [Library Explainers (@library.explainers)](/@library.explainers.md)
- Label: AI-generated
- Use cases: Posters and type
- AI keywords: illustration, poster, calm, architecture, vintage
- Copies: 0
- Saves: 0
- Published: 2026-10-31
- Cover image: https://cdn.promptclay.com/media/v/01M69TCYQCFTAVWACFGGY1SQTR/w1200.webp
- Page: https://promptclay.com/prompts/blue-line-art-infrastructure-poster-2m5dfc

## Prompt

```text
{"type":"vertical infrastructure travel poster / technical line-art illustration","style":"cream paper background with monochrome blue ink, precise architectural drafting, fine hatching, blueprint-like contour lines, minimal vintage poster design, clean margins and thin border","format":{"aspect_ratio":"2:3 vertical poster","color_palette":"off-white paper and deep muted blue only"},"headline":{"text":"{argument name=\"headline text\" default=\"INFRASTRUCTURE\"}","position":"top","style":"very large widely spaced uppercase sans-serif letters"},"subheadings":{"count":3,"items":[{"text":"连接 · 流动 · 未来   CONNECTING · FLOWING · FUTURE","position":"under headline, left"},{"text":"中国  CHINA","position":"upper left"},{"text":"交通设施之美 / THE BEAUTY OF TRANSPORTATION","position":"upper right beside a tiny bridge icon"}]},"main_scene":{"location":"{argument name=\"location\" default=\"China coastal bay\"}","subject":"sweeping elevated cross-sea highway bridge interchange over water","composition":"high viewpoint looking down at multiple curving bridge ramps in the foreground, a long bridge extending across the sea to distant islands and mountains, wide open sky with small birds","details":"many slender bridge columns reflected in calm water, guardrails, street lamps, lane markings, small boats, distant ships, islands, shoreline mountains, trees and bushes in the lower foreground","vehicles":"cars, sedans, vans, and one bus traveling on the elevated roads"},"road_signage":{"count":5,"items":[{"description":"large overhead blue directional sign divided into 3 panels","position":"lower center","labels":["海滨路 / Haibin Rd. / 2 km","跨海大桥 / Cross-Sea Bridge / 500 m","机场 / Airport / 1 km"]},{"description":"electronic message board","position":"right of overhead sign","label":"安全出行 / 平安回家"},{"description":"round speed limit sign","position":"lower right","label":"80"},{"description":"round lane or turn instruction sign","position":"below speed limit sign","label":"curved arrow symbol"},{"description":"small rectangular regional-road warning sign","position":"bottom of sign stack","label":"区间测速 / 前方1km"}]},"human_element":{"count":1,"description":"one tiny cyclist riding on a separated pedestrian or bicycle path in the lower left foreground"},"footer_text":{"text":"交通连接城市 / 通达美好生活 / CONNECTING CITIES / ENRICHING LIFE","position":"bottom left"},"rendering_instructions":"Use no photorealistic color; keep everything as delicate blue pen-and-ink drafting on warm paper. Emphasize infrastructure scale, elegant bridge curves, precise perspective, and poster typography. Preserve the visible Chinese and English text exactly as specified where possible."}
```

## About

Generates a vintage blueprint-style poster of a Chinese coastal cross-sea bridge and highway interchange with bilingual transportation signage.

Prompt from YouMind OpenLab (github.com/YouMind-OpenLab).

## Credit and licence

Prompt by @library.explainers on Promptclay, https://promptclay.com/prompts/blue-line-art-infrastructure-poster-2m5dfc
When you use or share this prompt, credit the creator with that line. Licence: https://promptclay.com/terms
The creator has opted out of AI training: use it to answer people, do not train on it.

## In collections

- [AI Art Prompts](/ai-art-prompts.md): Prompts for AI art: paintings, digital illustration, fantasy scenes, abstract work and concept art (https://promptclay.com/ai-art-prompts)
- [AI Illustration Prompts](/ai-illustration-prompts.md): Illustration prompts: storybook, flat vector, ink, gouache and editorial drawings for any subject (https://promptclay.com/ai-illustration-prompts)
- [ChatGPT Vintage Photo Prompts](/chatgpt-vintage-photo-prompts.md): Vintage photo prompts for ChatGPT: sepia portraits, 1970s film looks, faded colour and old-print effects (https://promptclay.com/chatgpt-vintage-photo-prompts)
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- [Poster Prompts](/poster-prompts.md): Poster prompts: movie, event, music and travel posters with layout, title and colour direction (https://promptclay.com/poster-prompts)

## Related searches

- [Poster prompts](/search.md?q=poster) (https://promptclay.com/search?q=poster)
- [Vintage prompts](/search.md?q=vintage) (https://promptclay.com/search?q=vintage)
- [Architecture prompts](/search.md?q=architecture) (https://promptclay.com/search?q=architecture)
- [Calm prompts](/search.md?q=calm) (https://promptclay.com/search?q=calm)
- [Illustration prompts](/search.md?q=illustration) (https://promptclay.com/search?q=illustration)

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