- installations that are set in place intentionally, and appear as either horizontal surfaces or as ordered aggregation, and
- deposits that can result either from either layering or buildup, or else from an amorphous amassment.
The main typological categories (surfaces, build-up, etc.) are listed according to types as defined in the pertinent section of the Grammar.
| Category | Total | Percentage | Definitions | Sub-Total | Percentage |
|---|---|---|---|---|---|
| buildup | 90 | 52% | accumulation | 4 | 4% |
| accumulation A | 4 | 4% | |||
| accumulation B | 6 | 7% | |||
| accumulation C | 9 | 10% | |||
| accumulation D | 9 | 10% | |||
| layer | 11 | 12% | |||
| lens | 3 | 3% | |||
| lens type c | 2 | 2% | |||
| lens type d | 33 | 37% | |||
| mud | 2 | 2% | |||
| topsoil | 7 | 8% | |||
| fill, dumping, collapse | 23 | 13% | brickfall | 21 | 91% |
| fill | 2 | 9% | |||
| installation | 49 | 28% | glacis | 11 | 22% |
| installation | 4 | 8% | |||
| isolated stone | 1 | 2% | |||
| pit aggregate | 2 | 4% | |||
| pit cut | 1 | 2% | |||
| stone installation | 19 | 39% | |||
| wall | 11 | 22% | |||
| is | 1 | 1% | installation | 1 | 100% |
| surface | 9 | 5% | floor, type b | 7 | 78% |
| pavement, type c | 2 | 22% | |||
| Total | 172 | 100% | |||