address: 717 WALNUT ST
description_raw: FOR THE ERECTION OF A FOURTH STORY ADDITION ABOVE THE REAR THREE (3) STORY PORTION OF AN EXISTING FOUR (4) STORY ATTACHED STRUCTURE TO CREATE ONE (1) NEW GROUP R-2 DWELLING UNIT (FOR A TOTAL OF FIVE (5) DWELLING UNITS), AS PER PLANS AND PHC APPROVAL DATED 11/22/19; SEPARATE PERMITS REQUIRED FOR ALL MEP/FSP WORK; INCLUDES VERTICAL EXTENSION OF EXISTING FIRE ESCAPE TO NEW FOURTH STORY; EXISTING NFPA 13 SPRINKLER SYSTEM THROUGHOUT THE EXISTING BUILDING TO BE EXTENDED TO ADDITION, NEW STANDPIPE TO BE INSTALLED WITHIN REAR INTERIOR EXIT STAIRWAY; NO WORK WITHIN THE EXISTING PORTIONS OF THE BUILDING (SEE AP#956729); SEE AP#991996 FOR ZONING/USE APPROVAL.