July 14th, 2020 Name of Landmark Building Type of Presentation Month xx, year Public Hearing The current proposal is: Preservation Department – Item 3, LPC-20-09535 468 West 23rd Street, Borough of Manhattan How to Testify Via Zoom: https://us02web.zoom.us/j/89088348352?pwd=b2FRd3VaUjlZMDl3TUt6RjlmVmExUT09 Meeting ID: 890 8834 8352 Password: 866423 Note: If you want to testify on an item, join the Zoom webinar at the agenda’s “Be Here by” time By Phone: 1 646-558-8656 (about an hour in advance). When the Chair US (New York) 877-853-5257 (Toll free) indicates it’s time to testify, “raise your hand” via US 888 475 4499 (Toll free) the Zoom app if you want to speak (*9 on the phone). Those who signed up in advance will be called first. 468 WEST 23RD STREET APARTMENT #2F THROUGH-WALL AC GRILLE JULY 14, 2020 PRESENTATION TO LANDMARK PRESERVATION COMISSION Construction Date: 1857 Architect / Builder: Morgan Pindar (builder) Owner / Developer: Morgan Pindar Major Alteration(s): 1927 Alteration Architect(s): Not determined Style(s): Italianate Material(s): Brownstone, Stucco, Half Timber Building Type: Row House Original Use: Residential Tax Block: 720 Tax Lot: 7502 ARCHITECT: OSSO ARCHITECTURE 180 CARLTON AVENUE #3 BROOKLYN, NY 11205 PROJECT ADDRESS: 468 WEST 23RD STREET #2F, NEW YORK, NY NOTES: PUBLIC HEARING (LPC AND 24 x 36 GENERAL NOTES SPECIAL INSPECTIONS 1. ALL SUBCONTRACTORS SHALL BE COORDINATED WITH THE WORK OF THE TRADES. 468 WEST 23RD STREET, 2F FIRE RESISTANT PENETRATIONS AND JOINTS BC 1704.27 2. ALL WORK SHALL CONFORM TO THE REQUIREMENTS OF THE NEW YORK CITY BUILDING CODE, FIRE DEPARTMENT RULES NEW YORK, NY 10011 AND REGULATIONS, UTILITY COMPANY REQUIREMENTS, AND THE BEST TRADE PRACTICES. 3. BEFORE COMMENCING WORK, THE CONTRACTOR SHALL FILE ALL REQUIRED INSURANCE CERTIFICATES WITH THE PROGRESS INSPECTIONS ISSUED: JULY 30, 2019 DEPARTMENT OF BUILDINGS, OBTAIN ALL REQUIRED PERMITS, AND PAY ALL FEES REQUIRED BY THE GOVERNING NEW ALT. TYPE 2 YORK CITY AGENCIES. 4. MINOR DETAILS NOT USUALLY SHOWN OR SPECIFIED, BUT REQUIRED FOR PROPER CONSTRUCTION OF ANY PART OF THE FINAL DIRECTIVE 14 OF 1975 WORK SHALL BE INCLUDED AS IF THEY WERE INDICATED IN THE DRAWINGS. 5. THE CONTRACTOR SHALL COORDINATE ALL WORK PROCEDURES WITH THE STIPULATIONS OF LOCAL AUTHORITIES, DRAWING LIST BUILDING MANAGEMENT OR BOARD OF DIRECTORS. NEW DRAWING NO CHANGES THIS DWG 6. THE CONTRACTOR SHALL BE RESPONSIBLE FOR THE PROTECTION OF ALL CONDITIONS AND MATERIALS WITHIN THE 3" EXIST. VENT TO ROOF PROPOSED CONSTRUCTION AREA. THE CONTRACTOR SHALL DESIGN AND INSTALL ADEQUATE SHORING AND BRACING REVISED DRAWING OMITTED FOR ALL STRUCTURAL OR REMOVAL TASKS. THE CONTRACTOR SHALL HAVE SOLE RESPONSIBILITY FOR ANY DAMAGE ROOF 09.05.2019 12.23.2020 468 WEST 23RD, APT 2F T: (646) 801-7725 OSSO ARCHITECTURE, DPC OR INJURIES CAUSED BY OR DURING THE EXECUTION OF THE WORK. ANY SITE MONITORING TO BE UNDER GC NEW YORK, NY 10011 RESPONSIBILITY 3" DWG NO. DRAWING TITLE 7. THE CONTRACTOR SHALL LAY OUT HIS OWN WORK, AND SHALL PROVIDE ALL DIMENSIONS REQUIRED FOR OTHER 1 1/2" EXIST. 2" EXIST. 1 1/2" TRADES: PLUMBING, ELECTRICAL, ETC. LAV TOILET NEW ARCHITECTURAL 8. PLUMBING WORK SHALL BE PERFORMED BY PERSONS LICENSED IN THEIR TRADES, WHO SHALL ARRANGE FOR AND SHOWER T-000.00 TITLE SHEET, RISER DIAGRAMS OBTAIN THROUGH THE DEPARTMENT OF BUILDINGS ALL REQUIRED PERMITS, INSPECTIONS AND REQUIRED SIGN OFFS. STALL 9. ELECTRICAL WORK SHALL BE PERFORMED BY PERSONS LICENSED IN THEIR TRADES, WHO SHALL ARRANGE FOR AND G-001.00 ACCESSIBILITY NOTES 2ND FLOOR OBTAIN THROUGH THE BUREAU OF ELECTRICAL CONTROL ALL REQUIRED PERMITS, INSPECTIONS AND REQUIRED SIGN A-100.00 DEMOLITION & CONSTRUCTION PLANS OFFS. 2" 3" 2" 3" CO 10. THE CONTRACTOR SHALL DO ALL CUTTING, PATCHING, REPAIRING AS REQUIRED TO PERFORM ALL OF THE WORK A-200.00 FRONT FACADE ELEVATION AND DECORATIVE SCREEN INDICATED ON THE DRAWINGS, AND ALL OTHER WORK THAT MAY BE REQUIRED TO COMPLETE THE JOB. 1 12" 11. ALL PIPING AND WIRING SHALL BE REMOVED TO A POINT OF CONCEALMENT AND SHALL BE PROPERLY CAPPED OR EXIST. DW EXIST. SINK 1 1/2" PLUGGED. (RELOCATE) (RELOCATE) EXIST. CLOTHES SCOPE OF WORK: APARTMENT 2F: INTERIOR RENOVATIONS CONSISTING OF BUILDING DEPARTMENT NOTES: WASHER (RELOCATE) 1ST FLOOR PARTITIONS, FINISHES AND PLUMBING WORK. 1. REQUIRED EGRESS SHALL NOT BE OBSTRUCTED AT ANY TIME DURING CONSTRUCTION. 2" 2" CO 2. ALL REQUIRED RATINGS WILL BE MAINTAINED DURING CONSTRUCTION. NO CHANGE OT USE, EGRESS OR OCCUPANCY 3. HEALTH REQUIREMENTS SPECIFIED IN THE 2008 CODE SHALL BE COMPLIED WITH. CO 4. ALL WORK SHALL COMPLY468 WITH WESTAPPLICABLE LAWS 23RD RELATING TO ASBESTOSSTREET AND LEAD PAINT SITE REMOVAL. INFORMATION2" 5. ALL DEBRIS AND PRODUCTS OF DEMOLITION NOT DESIGNATED FOR REUSE SHALL BE REMOVED FROM PREMISES AND LEGALLY DISPOSED OF. CELLAR EXIST 4" WASTE STACK 6. NOISE LEVELS SHALL COMPLY WITH ALL APPLICABLE ASPECTS OF NOISE CONTROL CODE. AREA OF NEW WORK: APARTMENT 2F REVISION 7. PLANS FILED AS AN ALT-2 APPLICATION FOR ALTERATIONS OF AN EXISTING 5 STORY APARTMENT BUILDING. NO CHANGE NO: DATE: REMARK: IN OCCUPANCY. PLUMBING RISER DIAGRAM AREA OF CORRIDOR AND STAIRS 8. ALL CONSTRUCTION SHALL BE PERFORMED IN STRICT ACCORDANCE WITH THE RULES OF THE CITY OF NEW YORK 3 NTS BUILDING CODE AND ALL OTHER NEW YORK CITY AGENCIES AND DEPARTMENTS HAVING JURISDICTION OF ANY PORTION OR SPECIFIC PHASE OF WORK. 9. PROJECT TO BE FILED UNDER 1968 NYC BUILDING CODE, WITH 2014 REGULATIONS FOR FIRE PROTECTION, ELEVATORS, ALL WASTE AND VENT LINES TO BE CAST IRON AND MECHANICAL, PLUMBING, FUEL GAS, APPLIANCES/EQUIPMENT. CONFORM TO ALL LOCAL LAWS; WASTE/ VENT LINES 10. AC 28-101.4.3 PROPOSED WORK CAN BE FILED UNDER 1968 CODE LESS EXCEPTIONS LISTED. PROPOSED WORK LISTED TO HAVE NEOPRENE GASKET COUPLINGS W/ MIN. 2 UNDER EXCEPTIONS WILL BE IN COMPLIANCE WITH 2014 CODE. CLAMPS EACH SIDE; SUPPLY LINES TO BE COPPER W/ 11. AC 28-101.4.5 PROPOSED WORK DOES NOT INCREASE FLOOR SURFACE AREA. COPPER COUPLINGS, 95-5 TIN ANTIMONY SOLDER 12. BC 27-115 IN THAT PROPOSED COST OF ALTERATIONS IS LESS THAN 60 PERCENT OF THE BUILDING VALUE, PROPOSED WORK CAN BE FILED IN COMPLIANCE WITH 1968 CODE. 13. CONSTRUCTION CLASSIFICATION: AS PER 26-254 CLASS 3 NFP BUILDING IS LIMITED TO SIX STORIES, 75 FEET AND 3,000 SQUARE FEET FOOT PRINT. PROPOSED ENLARGEMENT IS WITHIN THESE LIMITATIONS. 14. 26-241 COMPLIANCE: 14.1. EXTERIOR WALLS MUST BE MASONRY SITE INFORMATION: 14.2. MINIMUM ONE-HOUR, COMPLIES 14.3. INTERIOR FRAMING MAY BE WOOD OR UNPROTECTED STEEL, COMPLIES 14.4. FLOORS NEED NOT BE RATED ADDRESS: 468 West 23rd Street, #2F 14.5. ALL SHAFTS REQUIRED TO BE TWO-HOUR RATED NEW YORK, NY 10011 15. 26-273 PROPOSED OPEN STAIR IS PERMITTED AS OF RIGHT IN THAT THE STRUCTURE DOES NOT EXCEED THREE 23RD STREET BLOCK: 720 STORIES OVER A BASEMENT. GAS DRYER (RELOCATE) LOT: 7502 16. PLAN APPROVAL: OWNER IS RESPONSIBLE FOR OBTAINING PLAN APPROVAL FROM THE BUILDING DEPARTMENT DRYER COOK GAS COOKTOP YEAR OF CONSTRUCTION: 1900 THROUGH THE ARCHITECT'S OFFICE. (RELOCATE) HEIGHT: 57 FEET 17. THE GENERAL CONTRACTOR SHALL OBTAIN ANY AND ALL PERMITS REQUIRED FOR THE PERFORMANCE OF THIS WORK TOP AND PAY ALL FEES IN CONNECTION THEREWITH. ZONING MAP: 8B 18. BC 105.1 BUILDING PERMITS OR COPIES SHALL BE POSTED IN A CONSPICUOUS PLACE AT THE WORK SITE, VISIBLE TO ZONING DISTRICT: R7B EXIST 11" GAS LINE THE PUBLIC FOR THE DURATION OF WORK OR THE USE AND OPERATION OF THE EQUIPMENT, OR UNIT OPERATION OF 4 LOT SIZE: 22' X 98.75' PERMIT. NUMBER OF FLOORS: 4 NEW 3" GAS LINE 19. BC 1091 INSPECTIONS REQUIRED BY THE THE CODE OR BY THE DEPARTMENT DURING THE PROGRESS OF WORK MAY BE 4 CONSTRUCTION CLASS: 3, PRIOR TO 1968 CODE PERFORMED ON BEHALF OF THE OWNER BY APPROVED INSPECTION AGENCIES OR, IF APPLICABLE, BY SPECIAL 1ST FLOOR OCCUPANCY GROUP: RES INSPECTIONS. ZONING GROUP: 2 20. BC ARTICLE 116 CONSTRUCTION ORCHELSEA WORK FOR WHICH HISTORIC A PERMIT ISDISTRICT REQUIRED SHALL EXTENSION BE SUBJECT TO INSPECTIONSLP- IN ACCORDANCE WITH THE CODE1 AND SUCH CONSTRUCTION WORK SHALL REMAIN ACCESSIBLE AND EXPOSED FOR 23RD STREET BETWEEN 9TH AND 10TH AVENUES EXIST. GAS RISER TO EXIST. METER 45' INSPECTION PURPOSES UNTIL THE REQUIRED INSPECTION IS COMPLETED. IN CELLAR CELLAR 21. ALL MATERIALS, ASSEMBLIES AND METHODS OF CONSTRUCTION REGULATED BY THE CODE AND NOT LISTED ABOVE SHALL BE SUBJECT TO CONTROLLED INSPECTION BY THE PERSON SUPERINTENDING THE CONSTRUCTION. SIGNED 22' COPIES OF ALL TEST AND INSPECTION REPORTS SHALL BE FILED THROUGH THE ARCHITECT WITH THE DEPARTMENT OF THIS PROPERTY IS GAS RISER DIAGRAM BUILDINGS. 2 10TH AVENUE NOT LOCATED IN A NTS S.F.H.A FIRESTOPPING: CONCEALED SPACES WITHIN PARTITIONS, WALLS, FLOORS, ROOFS, STAIRS, FURRING PIPE SPACES, COLUMN EXPOSURES, TITLE SHEET, RISER DIAGRAMS ETC. SHALL BE FIRESTOPPED (EXCEPT WHERE CONCEALED SPACE IS SPRINKLERED OR IS CONSTRUCTION AS A SHAFT) AS FOLLOWS: PROJECT: A. CONSTRUCTION GROUP 1: WITH NON-COMBUSTIBLE MATERIAL THAT CAN BE SHAPED 4 STORIES, NOTE: THERE MUST BE A 24/48-HOUR LEAK TEST PERFORMED AND WITNESSED HEIGHT: 57'-0" 65'-4" 468 WEST 23RD STREET, 2F B. NON-COMBUSTIBLE FIRESTOPPING MAY BE MASONRY SET IN MORTAR CONCRETE 3/4" MORTAR OR PLASTER ON BY THE BUILDING SUPERINTENDENT. NEW YORK, NY 10011 NON-COMBUSTIBLE LATH, PLASTER BOARD AT LEAST 3/8" THICK, SHEET METAL OF AT LEAST 0.0002" THICK, SOLID WEB LATICRETE 9135 WATERPROOFING MEMBRANE 1 METAL STRUCTURAL MEMBERS, MINERAL FIBER BOARD, MINERAL SLAB OR ROCKWOOL WHEN COMPACTED INTO CONFINED 6lbs./sq.ft. COMMON PIG LEAD WORKED INTO CORNERS (NOT CUT), TO EXTEND A MINIMUM OF SIX INCHES UP 2" TEMPERED GLASS, VERIFY HEIGHT PER SPACES EACH WALL AND OVER THE TOP OF THE CURB.