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HomeMy Public PortalAboutCottage Street Water Main Resident Engineering and Construction Services - DPWCity of Watertown, MA  ARPA Project Proposal Submitted by: Gregory St. Louis Submitted on: May 25, 2023 Request Number: ARPA-15 Project Name: Cottage Street Water Main Resident Engineering and Construction Services Proposal Type: City Department Department of Public Works Recommended Project Manager: Gregory St. Louis Project Summary: This project seeks to replace aging water distribution pipes within the City of Watertown located along Cottage Street and surrounding streets. To prevent contamination and improve both water quality and pressure in the Cottage Street neighborhood the City would like to replace approximately 1,300 linear feet of 6” unlined, cast iron water main with new 8” cement lined, ductile iron water main. In addition to the main replacements, any service lines containing lead goosenecks off these mains will be replaced in conjunction with this project.   Amount of ARPA Funds Requested: $2,000,000 Minimum Funds Needed: $2,000,000 Matching funds available? No Other funds available? No Project Narrative: I will use the form to enter narrative Narrative description of the project: This project seeks to replace aging water distribution pipes within the City of Watertown located along Cottage Street and surrounding streets. To prevent contamination and improve both water quality and pressure in the Cottage Street neighborhood the City would like to replace approximately 1,300 linear feet of 6” unlined, cast iron water main with new 8” cement lined, ductile iron water main. In addition to the main replacements, any service lines containing lead goosenecks off these mains will be replaced in conjunction with this project.   Detailed Project Budget: Desgin Budget - $100,000.00 Construction Budget - $1,800,000.00 Construction Services - $100,000.00 Timeline for the project: 50% Design - Completed May 2023 100% Design - Completed December 2023 Construction Start - April 2024 Construction Completed - December 2024 Resources required in addition to the ARPA funding: N/A Metrics for success of the project: Improved water quality Improved water pressure Removal of cast iron water main and lead services Outputs / outcomes: Improved water quality Improved water pressure Removal of cast iron water main and lead services What will be the overall benefit? The project will improve both water quality and pressure in the Cottage Street neighborhood as well as remove any service lines containing lead goosenecks. Additionally, receipt of these funds will assist in keeping water rates lower for all residents and businesses within the City as the DPW will not need to utilize water enterprise fund retained earnings to pay for this project in the event the water main were to break prior to the project being funded by the City's Capital Plan. 12 ' ' S 12 ' ' D #7 8 0 #7 9 0 #7 9 8 #1 1 #9 R GA R A G E #0 GA R A G E 8" W DI 8" W DI 8" W DI 8" W DI 8" W DI 8" W D I 8" W D I 4" W ( T E M P ) 4" W(TEMP) 4" W(TEMP) 4" W(TEMP) 6" W(TEMP) 6" W ( T E M P ) 6" W ( T E M P ) 4" W ( T E M P ) 6" W ( T E M P ) 4" W(TEMP) 6" W DI 2" W(TEMP) 2" W(TEMP) 2" W(TEMP) 2" W(TEMP) 2" W(TEMP) 4" W(TEMP)4" W(TEMP) 2" W ( T E M P ) 2" W(T E M P ) 2" W(TE M P ) 2" W(TE M P ) 2" W ( T E M P ) 2" W ( T E M P ) 2" W ( T E M P ) 2" W ( T E M P ) 2" W ( T E M P ) 2" W ( T E M P ) 4" W ( T E M P ) 4" W(TEM P ) 0+00 0+50 1+00 6" W(TEMP) 2" W ( T E M P ) 2" W ( T E M P ) P:\ M A \ W a t e r t o w n M A \ E N G 2 2 - 1 2 4 6 - C o t t a g e S t r e e t W M I m p r o v e m e n t s \ 0 2 D e s i g n \ 0 1 C A D D \ 0 3 - C _ C i v i l \ W a t e r t o w n M A - C o t t a g e S t W M I m p r o v e m e n t s - P r o p o s e d C o n d i t i o n s W S E . d w g Weston & Sampson Engineers, Inc. 55 Walkers Brook Drive, Suite 100 Reading, MA 01867 978.532.1900 800.SAMPSON COPYRIGHT © 2023 WESTON & SAMPSON, INC. Project: www.westonandsampson.com Consultants: Seal: Revisions: No. Date Description Issued For: Drawing Title: Sheet Number: Scale: W&S File No.: W&S Project No.: Approved By: Date: Reviewed By: Drawn By: Re v : 1 . 7 D a t e : 0 8 / 1 2 / 2 0 1 9 ENG22-1246 SEE PATH MARCH 2023 CITY OF WATERTOWN, MA COTTAGE STREET WATER MAIN IMPROVEMENTS DEPARTMENT OF PUBLIC WORKS 124 ORCHARD ST WATERTOWN, MA 02472 DRAFT 1:40 ZMP DPC DME TEMPORARY WATER SERVICE PLAN C102 PHASE II TEMP 4" BYPASS SUPPLY HYDRANT FEED PHASE I TEMP 6" BYPASS DIRECT TAP TO EXISTING 6" CI WATER MAIN PHASE I & II TEMP 6" BYPASS SUPPLY HYDRANT FEED PHASE I TEMP 4" BYPASS SUPPLY HYDRANT FEED TEMPORARY HYDRANT MT A U B U R N S T R E E T SA W I N S T R E E T WA T E R T O W N C A M B R I D G E GR E E N W A Y ( B I K E P A T H ) WA T E R T O W N C A M B R I D G E GR E E N W A Y ( B I K E P A T H ) COTTAGE STREET COTTAGE STREET COTTAGE STREET LY O N S S T R E E T SE X T O N S T R E E T HE A R N S T R E E T CO T T A G E L A N E MOLLO Y S T R E E T RALPH PITERI TERRACE PHASE IIPHASE I PHASE IIPHASE I PHASE I TEMP 6" BYPASS DIRECT TAP TO EXISTING 6" CI FIRE SERVICE TEMPORARY HYDRANT TEMPORARY HYDRANT TEMPORARY HYDRANT TEMPORARY HYDRANT PHASE I 2" TEMP BYPASS