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any other source o f supply, the owner, tenant or consumer shall m ake w ritten application to the D e­partm ent fo r perm it to continue to m aintain such cross connection. Perm its fo r the establishm ent or continuance o f such cross connections w ill be granted under the follow in g conditions: 1. W here such cross connection is w ith another po­table public supply. 2. W here such cross connection is w ith another po­table supply regularly exam ined b y the D epart­ment. 3. W here the supply from the Departm ent is de­livered into a tank, connected w ith the house piping in such manner that the outlet o f the supply is located, above the level o f the top o f the tank. 4. W here there is properly installed in the cross connection, to the satisfaction o f the D epart­ment, tw o all bronze rubber seated check valves or other devices approved b y the C alifornia > State Board o f H ealth, fo r the p rotection o f the D epartm ent’s supply, and w hich check valves or devices shall be regularly inspected and tested b y a representative o f the Departm ent at inter- j vals o f not more than six months, the costs o f w hich inspection shall be borne b y the consumer. A pplications fo r permits fo r cross connections under conditions N o. ,4 must have the approval o f the State B oard o f Health. The several conditions relative to the installation and m aintenance o f cross connections shall be sub­je c t to change to m eet changing requirem ents o f the local, State and Federal H ealth authorities relative to connections w ith public w ater supplies. Cross connections at present existing shall be re­m oved or m odified to com ply w ith the conditions above set forth w ithin sixty (60) days a fter issuance o f perm it b y the Departm ent and in any event not later than N ovem ber 1, 1933. Upon request o f the Departm ent, consumer must sign an affidavit to the effect that no cross connec­tion exists on the premises served, or state the size and location o f the same i f any do exist. Failure on the part o f the owner, tenant or con ­sumer to com ply w ith the requirem ents o f the D e­partm ent relative to cross connections w ill be suffi­cient reason fo r discontinuing service until such time as the requirem ents have been met. R ule 13. D epartm ent to connect service. Only em­ployees o f the D epartm ent shall be allow ed to con ­nect or disconnect the service pipe to or from the D epartm ent’s mains. R ule 14. Ground w ire attachm ents. A ll persons, firms or corporations are forbidden to attach any ground w ire or w ires to any plum bing w hich is or m ay be connected to any service connection or main belong­ing to the D epartm ent; and the Departm ent w ill hold the ow ner o f the premises liable fo r an y damage to the property o f the D epartm ent occasioned b y any such ground w ire w hich is now or m ay h ereafter be attached. Rule 15. W ilfu l dam age to D epartm ent’ s m eters or other property. The w ater consumer shall be held liable fo r any damage to the meter, service pipes, or other property o f the Departm ent, w hich m ay be w il­fu lly caused b y him or result from carelessness or negligence on his part and in particular fo r damage to the m eter caused b y hot w ater or steam from the premises. In the event settlem ent fo r such damage is not prom ptly made, the Departm ent reserves the right to discontinue w ater service to the premises until a ll claim s are adjusted. SE CTIO N A1 — IN S T A L L A T IO N OF SE R V ICES OU TSIDE T H E L IM IT S OF T H E C IT Y A N D C O U N TY OF SA N FRA N CISCO Service furnished outside o f San Francisco shall be governed b v the same rules as service furnished w ithin the city , insofar as said rules are applicable and except as modified or fu rther lim ited b y other rules specifically pertaining to such outside service or b y special contracts governing. It is the p olicy o f the Departm ent to confine the sale o f w ater outside the lim its o f the C ity and 14 15