Research
The source registry, in public
Every source we cite, with its explicit scope — what it covers and what it does not. This list is short because we only add sources we have actually read.
- Outdoor surfaces (design and cost guidance)
Sport England
Scope: Sport England facility guidance index for outdoor sports surfaces, linking its Artificial Surfaces for Outdoor Sport guide and Selecting the Right Artificial Surface guidance (hockey, football, rugby union, rugby league). Aimed at sports facility planners and governing bodies. Does NOT address residential landscaping, pets, pricing or product brands. TurfBrain stores only editor summaries; the guide text is not copied.
- Region
- England / United Kingdom
- Use
- Linked; summarised, not copied
- Version
- Web page as retrieved 2026-09-28
- Retrieved
- 2026-09-28
- The FA Guide to 3G Football Turf Pitch Design Principles and Layouts (Version 1.0, Feb 2020)
The Football Association
Scope: FA guidance on 3G football turf pitches (FTPs) for grassroots and National League System football: quality standards and testing, layouts, line marking, fencing, floodlighting, goalposts, maintenance and infill management. Sports-pitch context only; residential lawns are out of scope. TurfBrain stores only editor summaries of section coverage; guide text is not copied. An earlier FA URL for 3G pitch information returned 404 on 2026-09-28 and was not used.
- Region
- England
- Use
- Linked; summarised, not copied
- Version
- Version 1.0, February 2020 (PDF hosted on thefa.com)
- Retrieved
- 2026-09-28
- Federal Research on Recycled Tire Crumb Used on Playing Fields and Playgrounds
U.S. Environmental Protection Agency (with CDC/ATSDR and CPSC)
Scope: the multi-agency Federal Research Action Plan (FRAP) on recycled tire crumb rubber infill used on synthetic turf fields and playgrounds. Covers characterization of what is in tire crumb (Part 1, 2019) and exposure characterization plus biomonitoring (Part 2, April 2024). The agencies state the reports are not a risk assessment. Does NOT cover non-rubber infills, residential lawns, surface heat, or installation practice.
- Region
- United States
- Use
- Public domain — excerpts quoted
- Version
- Web page as retrieved 2026-09-28; reports Part 1 (2019) and Part 2 (April 2024)
- Retrieved
- 2026-09-28