Today just before 18:00 Company 1 along with other mutual aide companies were dispatched to assist Darby Twp #4 on a building fire. Squad 1 responded with 4. While enroute Chief 76 advised Eng 9 and SD1 to perform a split lay into the scene. Eng 9 arrived and laid into the scene from Hook rd. While SD1 completed the lay to the hydrant. SD1 dropped 900ft of 4 inch and supplied Eng9. Telesqurt 1, Rescue 1, Utility 1, Traffic 1 and 1A also made the response. Companies on scene operated for just over 2 hrs. Companies on scene 76, 77, 1, 9, 33, 48, RIT20 and Amb19.