Table: dampier_bunbury_pipeline
Columns: name_year_commissioned
owner_operator
length
maximum_diameter
from_to
licence_number

Question: What is the length for a diameter totaling 450 mm?
SQL: SELECT "length" FROM dampier_bunbury_pipeline WHERE "maximum_diameter" = '450 mm'

Question: What is Esperance pipeline co total diameter?
SQL: SELECT "maximum_diameter" FROM dampier_bunbury_pipeline WHERE "owner_operator" = 'Esperance Pipeline Co'