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0 X13 - -- 17, PROPOSED SEWER DROP MANHOLE _ INVERT IN= MATCH IN FIELD INVERT IN(DROP)= 201.00 INVERT OUT= 200.32 __- ow _ 1 \ \ 1 SMH J1 1=200.1 - - - - - _ _ _ % PPROX RO W - 1 =205. - - -� -� 1= 205.215 \ \ MODIFY EXISTING SEWER DROP MANHOLE TO — INCORPORATE PROPOSED " D n/ h 8 —INCH PVC SEWER LINE-- — �2 RX TlL F �i 1 01 V W/1 TE RI�IAIIV �AC WV SEWcR _ - - - - -� I — — — _ — PROPOSED 8 —INCH PVC SEWER LINE WITHIN 6 CAST IRON (ABAX olvg) SMH z 12 -INCH STEEL SLEEVE BENEATH CULVERT — — — — — — — -- — R= 211.J1 — — — r _ 1-206.0/ s=:r APPROX. L OCA TION OF EXISTING 8" A C SEWER MAIN CLASS 2400 APPROX. TOP OF PIPE EL E l/A TION = 202.00 REVERE STREET PROPOSED SEWER MAIN MODIFICATIONS SCALE 1 " = 8' 215. ,. PROPOSED 12-INCH -, 'RCP DRAIN LINE - PROPOSED CONCRETE BOX CULVERT CIA, PPROX. INV= 210.28. - 210, O EXISTING SEWER - DROP MANHOLE '- PROPOSED SEWER DROP MANHOLE - INV. = 205.34 (APPROX,)_. _ IN FIELDMATCH EXISTING SEWER LINE IN PLUG OPENING — _ — 205 EXISTING 8' AC SEWER MAIN— -- PORTIONS OF EXISTING 8" AC SEWER EXISTING B" AC SEWER MAIN ...CLASS 2400 ... TRANSITION COUPLIN _ .. :. I _ MAIN TO BE "REMOVED AND DISPOSED IN ACCORDANCE WITH ALL APPLICABLE REGULATIONS (SEE NOTE 2). PROPOSED 8" PVC DROP O `CONNECTION (SEE DETAIL) - - SLOPE = 0.005. .INV.' =20 200 INV -20032 -- - .INV. = 200.11, PROPOSED 8" PVC SEWER MAI 7 PROPOSED 8 -INCH SEWER MAIN TO BE CENTERED WITHIN PROPOSED 12 -INCH STEEL CASING USING; STAINLESS5TEEL CASING SPACERS. CASING SHALL BE SEALED AT BOTH ENDS USING MECHANICAL LINK SEAL. 0 _. id 20 _ 3e .. 40... -.. _. 50 .. 60 _ ... 70. 60 90 100 NOTES: 1) ANNULAR SPACE WITHIN STEEL CASING TO BE FILLED WITH PROCESSED SAND. 2) REMOVAL OF ASBESTOS CEMENT (AC) MATERIALS SHALL FOLLOW REGULATIONS OUTLINED WITHIN CONTRACT DOCUMENTS - SPECIAL PROVISIONS. SEWER PROFILE 4 2 0 4 8 8 4 0 8 16 Vertical Scale 1 " =4' Horizontal Scale 1" = 8' ANNULAR SPACE FILLED WITH PROCESSED SAND A PPRO X _1�_O_I!V21 12" STEEL CASING 8" SEWER PIPE STAINLESS STEEL CASING SPACER (TYP.) SEWER CASING PIPE SECTION NOT TO SCALE + >'4 Iii QF� + +' " +a .?� htatth .y U n m "v 1 II c> do. 4080 <} lb 'F s T` G +��+ "IFIYiA tli VJ +' P.E. STAMP GENERAL NOTES 1. DRAWINGS BASED ON TOPOGRAPHIC SURVEY CONDUCTED IN SEPTEMBER 2013 BY GCG ASSOCIATES, INC. ELEVATIONS SHOWN HEREON ARE REFERENCED TO THE NORTH AMERICAN VERTICAL DATUM OF 1988 (NAVDB8). 2. STREET LINES AND PROPERTY LINES ARE BASED ON SURVEY CONDUCTED IN SEPTEMBER 2013 BY GCG ASSOCIATES, INC. 3. WETLAND DELINEATION PERFORMED ON MARCH 27, 2013 BY COMPREHENSIVE ENVIRONMENTAL, INC. 4. ROADWAYS AND DRAINAGE STRUCTURE LOCATIONS DEPICTED ON THIS MAP ARE APPROXIMATE AND MUST BE VERIFIED BY THE CONTRACTOR. THE LOCATION AND DEPTH OF DRAINAGE PIPES SHOWN ON THESE PLANS ARE APPROXIMATE AND SHALL BE VERIFIED BY THE CONTRACTOR PRIOR TO CONSTRUCTION. 5. UTILITY LOCATIONS DEPICTED ON THIS MAP ARE APPROXIMATE AND MUST BE VERIFIED BY THE CONTRACTOR. THE LOCATION AND DEPTH OF WATER & SEWER PIPES SHOWN ON THESE PLANS ARE APPROXIMATE AND SHALL BE VERIFIED BY THE CONTRACTOR PRIOR TO CONSTRUCTION. 6. THE CONTRACTOR SHALL (EXERCISE EXTREME CAUTION TO PREVENT ANY DAMAGE TO ADJACENT PROPERTIES. ALL AREAS WHICH ARE AFFECTED BY THE CONTRACTOR'S OPERATIONS SHALL BE RETURNED TO THEIR ORIGINAL CONDITION OR BETTER, AT NO ADDITIONAL COST TO THE OWNER. 7. ANY CHANGE IN FIELD CONDITIONS SHALL BE REPORTED TO THE ENGINEER TO INSURE THAT ANY MODIFICATIONS TO THE ORIGINAL DESIGN ARE PROPER AND ADEQUATE TO SERVE THE PROJECT'S NEEDS AND COMPLY WITH THE APPLICABLE STANDARDS AND REGULATIONS. 8. CONTRACTOR SHALL IMMEDIATELY REPAIR OR FILL ANY POTHOLES THAT OCCUR DUE TO CONSTRUCTION. No. I Revision /Issue I Date COMPREHENSIVE ENVIRONME T� INCORPORATED 225 CEDAR HILL ST. MARLBOROUGH, MA 01752 REVERE STREET N. LEXINGTON 13ROOK CULVERT REPLACEMENT PROPOSED SANITARY SEWER PROFILE Town of Lexington, MA ORI - it Project No.: 228 -4 Date: FEBRUARY 2015 Sheet \J Drawn By: SCS Checked By: MILL Scale: AS SHOWN ORI - it