Category Nuances for excavation:

• typical,
• hazardous,
• underground,
• disturbing,
• temporary,
• noisy,
• historical,
• outdoor,
• intrusive,
• artificial,
• important,
• civil,
• initial,
• military,
• detailed,
• dominated,
• industrial,
• additional,
• specialized,
• investigative,
• bigger,
• physical,
• top,
• preliminary,
• historic,
• related,
• low,
• scientific,
• anthropogenic,
• larger,
• remedial,
• costly,
• archaeological,
• nonconforming,
• adjacent,
• corrective,
• operational,
• social,
• basic,
• minor,
• dangerous,
• urban,
• electrical,
• working,
• light,
• ancillary,
• preparatory,
• irreversible,
• joint,
• supporting,

Simple Categories for excavation:

• activity,
• use,
• process,
• works,
• occupation,
• work,
• space,
• job,
• area,
• site,
• practice,
• effort,
• endeavor,
• waste,
• measure,
• event,
• disturbance,
• operations,
• action,
• procedure,
• pattern,
• industry,
• place,