law: The Oriental Gas Company Act No. 1857
  18. PowerĀ to examine
  
  gas-pipes to ascertain cause of water being fouled.-
  For theĀ purpose of
  
  ascertaining whether such water be fouled by theĀ Gas of the said Company, the
  
  person to whom the water supposed to beĀ fouled shallĀ belong, mayĀ dig upĀ the
  
  ground,Ā and examine the conduits, andĀ works ofĀ the saidĀ Company; provided
  
  that such person, before proceeding so to dig and examine, shall give
  
  twenty-four hours' notice in writing to the said Company of the time at whichĀ
  
  such diggingĀ and examination is intended to take place, and shall giveĀ the
  
  likeĀ notice toĀ the personsĀ havingĀ theĀ controlĀ or management ofĀ the
  
  road,Ā pavement, orĀ place where such digging is to take place,Ā and theyĀ
  
  shall beĀ subject toĀ theĀ likeĀ obligationĀ of reinstating theĀ said roadĀ and
  
  pavement,Ā and theĀ same penalties for delay, orĀ any nonfeasance or
  
  misfeasance therein, as are hereinbefore provided withĀ respect toĀ roads andĀ
  
  pavements brokenĀ up by the said Company, for the purpose of laying their pipes.