Related Clues:
- What a house may be built on
- It's sometimes built on
- Divulge
- Some work may be done on it
- Blueprint, briefly
- Trickle-down effect?
- Some builders build on it
- On ___ (like some jobs)
- Blueprint detail
- Done on --- (without contract)
- Short, detailed description
- Design description
- Kind of sheet
- Planning detail
- Job detail, briefly