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OH W UTILITY PLAN NOTES: OH W 1. EXISTING CONDITIONS SHOWN FOR CLARITY OH W 2. A MINIMUM OF 10 FEET OF HORIZONTAL AND 18 INCHES OF VERTICAL SEPARATION MUST BE MAINTAINED BETWEEN ALL OH SANITARY SEWER AND WATER SERVICES. ARCHITECTURE & ENGINEERING W OH W 3. THE ERIE COUNTY WATER AUTHORITY IS TO BE NOTIFIED A MINIMUM OF 48 HOURS PRIOR TO STARTING THE 255 ROUNDS AVE, BUFFALO NY 14225 OH W CONNECTION TO THE NEW WATER SERVICE. 4. CONNECTION TO THE EXISTING WATERLINE SHALL BE MADE OH W VIA A TAPPING SLEEVE AND VALVE. PROJECT INFORMATION OH W 5. SELECT BACKFILL IS REQUIRED FOR ALL UTILITIES (GAS, Project Name OH WATER, STORM, SANITARY) THAT CROSS THROUGH ANY PAVEMENT AREA. LIMITS OF SELECT BACKFILL ARE SHOWN 4350 SENECA STREET W ST HEREON. BUILDING ADDITION OH W 6. ALL WATER, SANITARY, GAS, AND ELECTRIC SERVICES SHALL Project Address 4350 SENECA ST. OHW ST BE INSTALLED IN ACCORDANCE WITH THE APPLICABLE UTILITY PROVIDER'S STANDARDS AND SPECIFICATIONS. WEST SENECA, NY 14224 CK OH W Client Name A ETB HAVENS HOLDING GROUP DS ST OH OHW W ST R YA RELOCATION OF EXISTING ELEC. POLE Waves Project Number AR ' OH 38 W 24001.00 ' RE W 25 OH OH W GRASS AREA - LAWN RESTORATION TRENCH EXCAVATION AND DRIVEWAY OR PAVEMENT OR FIELD RESTORATION 5.00' BACKFILL LIMIT I.D. + 2'-0" SECTION SEE DETAIL TWO STORY BLDG. ADDITION 5' SIDE YARD SAWCUT PROJECT ISSUE & REVISION SCHEDULE PROP. 4" PVC (FFE:648.5) SETBACK 4" TOPSOIL (MIN.) PAVEMENT SANITARY LATERAL, 2ND STORY TIE TO 4" EX. LATERAL (FFE: 662.3) 1'-0" MIN. INV. EL.: 645.50 LIMITS OF SELECT COMPACTED BACKFILL CAN BE SUITABLE SEWER WARNING TAPE BACKFILL NATIVE MATERIAL, WITH NO AGGREGATE LARGER THAN 4" SIZE 5.14' SUBBASE STONE SA (NYSDOT 304.12 TYPE II) 6" W ALL TRENCH EXCAVATION 5' FROM THE I.D. 07/27/26 PERMIT DRAWING EDGE OF THE PAVED SHOULDER SEWER (MEASURED FROM THE CENTERLINE OF THE W 4" EX. PVC SANITARY LINE HAUNCH AREA: (1/2 O.D. OF PIPE) WILL HAVE THE EXCAVATED MATERIAL PIPE) STONE TO BE THOROUGHLY REMOVED AND COMPLETELY BACKFILLED 6" COMPACTED OUT TO TRENCH Description 1" EX. COPPER WATER SERVICE AND COMPACTED WITH SUBBASE STONE WALLS (NYSDOT 304.12, TYPE II). W UNDISTURBED EARTH SELECT GRANULAR FILL OR ROCK (NYSDOT 203.07) 2" EX. GAS SERVICE POSSIBLE NEW 2" PLASTIC W WATER SERVICE (DIRECTIONALLY BORED), PENDING FUNDING NOTES: ST 1. CONTRACTOR TO PROVIDE SAFE EXCAVATION; SLOPE TRENCH WALLS, USE TRENCH BOX, OR SHEETING & BRACING Date PER OSHA SPECIFICATIONS. TRENCH BOX OR SHEETING AND BRACING TO BE LIFTED ABOVE THE SPRING LINE OF PIPE ST BEFORE BACKFILLING ABOVE SPRING LINE W 2. PAVEMENT BACKFILL AND RESTORATION REQUIREMENTS SHALL APPLY TO WORK PERFORMED UNDER PROPOSED ST ROADWAYS. 1 # ST 3. BACKFILL OF SUITABLE MATERIAL SHALL BE COMPACTED IN 6" LIFTS. ST PROFESSIONAL STAMPS W 4. ALL DISTURBED AREAS SHALL BE MULCHED OR HAVE TURF ESTABLISHMENT WITHIN 10 DAYS IF IN A GRASS AREA. SANITARY GRAVITY SEWER AND LATERAL TRENCH DETAIL ST W ST W ST ST W ST ST ST W ST W ST ST W NOT FOR CONSTRUCTION ST W ST OHW W ST WATER METER OHW W SHEET INFORMATION LEGEND: Issued Scale for 22x34 Sheets OHW EXISTING WATER LINE 07/28/2026 1" = 30' EXISTING SANITARY LINE Project Status W EXISTING GAS SERVICE PERMIT - SITE PLAN OHW OHW EXISTING OVERHEAD ELECTRIC Drawing Title UTILITY PLAN PROPOSED SANITARY LINE SA Drawn By Checked By W PROPOSED WATER LINE ERS JLH 30 0 30 60 PROPOSED ADDITION Drawing Number SCALE IN FEET C-104 Page 15 of 84