Response options: Excavation can increase hazards, Excavation not always possible, Excavation is too costly/impractical, Excavation is disruptive, Excavation simply transfers problem to somewhere else, Excavation simply transfers problem to somewhere else, Other, DK/NA
Response options: Less than 5 hours per week, 5 to less than 15 hours per week, 15 to less than 30 hours per week, 30 hours per week or more, Valid skip, Don't know, Refusal, Not stated
Response options: Less than 5 hours per week, 5 to less than 15 hours per week, 15 to less than 30 hours per week, 30 hours per week or more, Valid skip, Don't know, Refusal, Not stated
Response options: Excavation can increase hazards, Excavation not always possible, Excavation is too costly/impractical, Excavation is disruptive, Excavation simply transfers problem to somewhere else, Excavation simply transfers problem to somewhere else, Other, DK/NA
Response options: Less than 5 hours per week, 5 to less than 15 hours per week, 15 to less than 30 hours per week, 30 hours per week or more, Valid skip, Don't know, Refusal, Not stated
Response options: Excavation can increase hazards, Excavation not always possible, Excavation is too costly/impractical, Excavation is disruptive, Excavation simply transfers problem to somewhere else, Excavation simply transfers problem to somewhere else, Other, DK/NA