200 Inner Belt Rd_Civil_5-10-23_R2 — File 23-1063

INDEX OF DRAWING SHEET NO. DESCRIPTION 201 Boston Post Rd West – Suite 100 Marlborough, MA 01752 [phone removed] www.axisegroup.com 200 INNER BELT RD PROPOSED CONDUIT INSTALLATION AT LOCUS -- COVER SHEET 01 PROPOSED CONDUIT INSTALLATION 02 GENERAL NOTES AND DETAILS SOMERVILLE, MA

E E E INNER BELT RD #121 ZAYO CATV MH-SOM 10A MH-SOM 11.1A WG D WG E EMH SFD FA S D S S S S S 8" S 15" D 8" D 8" D 12" W G G G G G G G G G G 8" G D 6" S FO FO FO FA FA FA FA FA FA FA FA FA FA FA FA FA FA FA FA FA FA FA FA FA FA FA FA FA FA E E E E E E E E E E E E E E E E E E E E E E E E E E E E E E S S S S S S S S S S S S S S S D G G G G G G G G GG GG GG WG WG WG FO FO FO FO FO FO FO FO FO FO FO FO FO FO <--TO #200 6" S 15" D 12" W 8" G 8" S 6" S 12" D 6" W 12" W 6" W 6" W 6" W CATV CATV FA E E E E E E E E E E G TITLE: SURVEYED BY: DRAWN BY: DATE: AS-BUILT: SCALE: PRINT NO: PREPARED BY: PREPARED FOR: W D SIGN POLE WATER MH GAS GATE G TELEPHONE MH WATER GATE STONE BOUND WG DRAIN MH SEWER MH T S PROPOSED CONDUIT RIGHT OF WAY CATCH BASIN R/W PROPOSED HH HH PARKING METER(S) TRAF TRAFFIC HH COMM PEDESTAL MAIL BOX STEEL POST MB TRANSFORMER CULVERT HYDRANT GUARD RAIL FENCE SEWER GATE SG JOINT UTILITY POLE LAMP POST ELECTRIC HH E TRAFFIC LIGHT ELECTRIC POLE IRRIGATION VALVE IRR TEL HH T CATV HH C CATV CATV MH GAS METER GM UG CABLE MARKER PAG WATER METER WM STREET LIGHT BUSH/SHRUB VAULT ELEC ELECTRIC VAULT E ELECTRIC MH REV # DESCRIPTION DATE CALL BEFORE YOU DIG ENTER 1-888-DIG-SAFE UNDERGROUND SERVICE ALERT 72 HOURS NOTICE REQUIRED. NOTE: EXISTING UTILITIES SHOWN ARE APPROXIMATE AND NOT WARRANTED TO BE CORRECT. THE CONTRACTOR SHALL VERIFY THE LOCATION OF ALL PUBLIC AND PRIVATE UTILITIES PRIOR TO BEGINNING ANY EXCAVATION. LEGEND Z:\AutoCAD Works\2022\Towardex\Somerville\200 Innerbelt Rd\CAD\Somerville, MA_200 Inner Belt Rd_Civil_5-10-23_R2.dwg 05/10/2023 1 CHG PROP PATH 1/11/23 2 CHG PROP PATH 5/10/23 PROPOSED CONDUIT INSTALLATION 200 INNER BELT RD SOMERVILLE, MA AXIS ENGINEERING SL 12/20/2022 1 OF 2 1" = 20' 0 40 1"= 20 FEET 60 20 10 N PROPOSED ±515' OF (21) 4" COMMUNICATION CONDUIT (SCHEDULE 40) MIN. 3,000 PSI CONCRETE ENCASED CONTRACTOR SHALL INSTALL (3) 1.25" HPDE INNER DUCTS WITHIN 4 OF 4" DUCTS IN THE SYSTEM PROPOSED ±53' OF (19) 4" COMMUNICATION CONDUIT (SCHEDULE 40) MIN. 3,000 PSI CONCRETE ENCASED, USE THE FOLLOWING DUCT BANK FORMATION TO MATE TO EXISTING ZAYO MANHOLE SOM11A. EXISTING ZAYO MANHOLE SOM11A EXISTING HEX MANHOLE C19BA-205 FIRST 5' OF THE DUCK BANK FOR THE MAINLINE TRENCH NEAR FROM 3'x10' MANHOLE (MH C19BA-205) SHALL BE ENCASED IN REINFORCED CONTRETE (CONTRACTOR SHALL INSTALL REBARS AND POUR MIN. 4,500 PSI CONCRETE) TRENCH SHORING REQUIRED FOR AT MINIMUM OF 10' OR MORE FROM 12'x6'x7' MANHOLE VAULT. CONTRACTOR MUST USE KNOCKOUTS IN THE MANHOLE VAULT, AND SHALL NOT BREAK/CUT OPEN THE VAULT WALL TO MATE CONDUITS. USE THE FOLLOWING DUCT BANK FORMATION TO MATE ONTO RECEIVING WALL OF THE 12'x6'x7'D MANHOLE VAULT: 3-1.25" HDPE INNERDUCTS SHALL BE INSTALLED IN 4 OF THE 4" DUCTS PROPOSED NEW HEX MANHOLE C17A6-205, 12'x6'x7'D, TOWARDEX SHALL SUPPLY CAST IRON FRAME AND COVER, BUT CONTRACTOR SHALL SOURCE THE FOLLOWING UNDERGROUND VAULT FROM SHEA CONCRETE: (SEE SHEET 2 OF 2 FOR DETAIL), TOWARDEX SHALL SUPPLY FITOUTS FOR MANHOLE RACKING (GALVANIZED STEEL RACKS, CORNER MOUNTS, CABLE RACK HOOKS, ETC) FOR CONTRACTOR TO INSTALL THEM INSIDE THE VAULT, CONTRACTOR SHALL SOURCE EXPANSION BOLTS FOR MOUNTING H/W WHERE REQUIRED (EXPANSION BOLTS FOR WHERE NEW HOLES NEED TO BE DRILLED.) 36” RAD 90 DEG ELBOW (SCH 40) 36” RAD 90 DEG ELBOW (SCH 40)

GENERAL NOTES 1. THE LOCATIONS OF EXISTING UNDERGROUND UTILITIES ARE SHOWN IN AN APPROXIMATE WAY ONLY AND HAVE NOT BEEN INDEPENDENTLY VERIFIED BY THE OWNER OR ITS REPRESENTATIVE. THE CONTRACTOR SHALL DETERMINE THE EXACT LOCATION OF ALL EXISTING UTILITIES BEFORE COMMENCING WORK, AND SHALL BE FULLY RESPONSIBLE FOR ANY AND ALL DAMAGES WHICH MIGHT BE OCCASIONED BY THE CONTRACTOR'S FAILURE TO EXACTLY LOCATE AND PRESERVE ANY AND ALL UNDERGROUND UTILITIES. 2. WHERE AN EXISTING UTILITY IS FOUND TO CONFLICT WITH THE PROPOSED WORK, THE LOCATION, ELEVATION AND SIZE OF THE UTILITY SHALL BE ACCURATELY DETERMINED WITHOUT DELAY BY THE CONTRACTOR, AND THE INFORMATION FURNISHED TO THE ENGINEER FOR RESOLUTION OF THE CONFLICT. 3. THE CONTRACTOR SHOULD MAINTAIN A SEPARATION OF 18 INCHES MIN. WHEN CROSSING EXISTING WATER FACILITIES. 4. THE CONTRACTOR SHALL MAKE ALL ARRANGEMENTS FOR THE ALTERATION AND ADJUSTMENT OF GAS, ELECTRIC, TELEPHONE AND ANY OTHER PRIVATE UTILITIES BY THE UTILITY COMPANY. 5. THE CONTRACTOR SHALL NOT DISTURB PUBLIC TREES AND SHRUBS. 6. AREAS OUTSIDE THE LIMITS OF PROPOSED WORK DISTURBED BY THE CONTRACTOR'S OPERATIONS SHALL BE RESTORED BY THE CONTRACTOR TO THEIR ORIGINAL CONDITION AT NO EXPENSE TO THE OWNER. 7. THE CONTRACTOR SHALL BE RESPONSIBLE FOR PLACING AND MAINTAINING TEMPORARY RESURFACING AND/OR PLATING FOR ALL EXCAVATIONS IN PAVED STREETS AND SIDEWALKS UNTIL PERMANENT RESURFACING IS COMPLETE. 8. JOINTS BETWEEN NEW BITUMINOUS CONCRETE ROADWAY PAVEMENT AND SAW CUT EXISTING PAVEMENT SHALL BE SEALED WITH BITUMEN AND BACK SANDED. 9. THE CONTRACTOR SHALL PROTECT AND SUPPORT ALL EXISTING UTILITY LINES THAT BECOME EXPOSED DUE TO EXCAVATION REQUIRED TO INSTALL THE PROPOSED CONDUIT. 10. THE CONTRACTOR SHALL REPLACE ALL DISTURBED TRAFFIC SIGNAL LOOP DETECTORS TO GOOD WORKING CONDITION AS REQUIRED BY THE LATEST STANDARDS OF THE MUNICIPAL TRAFFIC DEPARTMENT. 11. ALL EXISTING STATE, COUNTY, CITY, AND TOWN LOCATION LINES AND PRIVATE PROPERTY LINES HAVE BEEN ESTABLISHED FROM AVAILABLE INFORMATION AND THEIR EXACT LOCATION ARE NOT GUARANTEED. 12. THE CONTRACTOR SHALL REPLACE ALL PAVEMENT MARKINGS IN THEIR ENTIRETY THAT HAVE BEEN DAMAGED BY TRENCH EXCAVATION OR OPERATIONS OF THE CONTRACTOR WITH SIMILAR COLOR AND SIZE THERMOPLASTIC MARKINGS. - ITEM SHOWN ON UTILITY RECORDS, BUT NOT FOUND IN FIELD. * - ITEM FOUND IN FIELD, BUT NOT IN UTILITY RECORDS. ~ TITLE: SURVEYED BY: DRAWN BY: DATE: AS-BUILT: SCALE: PRINT NO: PREPARED BY: PREPARED FOR: W D SIGN POLE WATER MH GAS GATE G TELEPHONE MH WATER GATE STONE BOUND WG DRAIN MH SEWER MH T S PROPOSED CONDUIT RIGHT OF WAY CATCH BASIN R/W PROPOSED HH HH PARKING METER(S) TRAF TRAFFIC HH COMM PEDESTAL MAIL BOX STEEL POST MB TRANSFORMER CULVERT HYDRANT GUARD RAIL FENCE SEWER GATE SG JOINT UTILITY POLE LAMP POST ELECTRIC HH E TRAFFIC LIGHT ELECTRIC POLE IRRIGATION VALVE IRR TEL HH T CATV HH C CATV CATV MH GAS METER GM UG CABLE MARKER PAG WATER METER WM STREET LIGHT BUSH/SHRUB VAULT ELEC ELECTRIC VAULT E ELECTRIC MH REV # DESCRIPTION DATE CALL BEFORE YOU DIG ENTER 1-888-DIG-SAFE UNDERGROUND SERVICE ALERT 72 HOURS NOTICE REQUIRED. NOTE: EXISTING UTILITIES SHOWN ARE APPROXIMATE AND NOT WARRANTED TO BE CORRECT. THE CONTRACTOR SHALL VERIFY THE LOCATION OF ALL PUBLIC AND PRIVATE UTILITIES PRIOR TO BEGINNING ANY EXCAVATION. LEGEND Z:\AutoCAD Works\2022\Towardex\Somerville\200 Innerbelt Rd\CAD\Somerville, MA_200 Inner Belt Rd_Civil_5-10-23_R2.dwg 05/10/2023 1 CHG PROP PATH 1/11/23 2 CHG PROP PATH 5/10/23 GENERAL NOTES AND DETAILS 200 INNER BELT RD SOMERVILLE, MA AXIS ENGINEERING SL 12/20/2022 2 OF 2 N.T.S.