Spring Hill Sewer Separation Project
Largely developed during the 19th century, Spring Hill is served by a combined sewer system that collects both wastewater and stormwater runoff in the same pipes. The City is currently working to upgrade these systems by installing new storm drains that separate stormwater from the existing combined sewer. This measure is one in a series of actions the City is undertaking to reduce water pollution, mitigate flooding, and ultimately modernize our infrastructure.
In addition to the installation of a modern, separate sewer system, the project includes:
Green stormwater infrastructure
185 new trees planted by the Urban Forestry Division
Improvements toContinue reading
Largely developed during the 19th century, Spring Hill is served by a combined sewer system that collects both wastewater and stormwater runoff in the same pipes. The City is currently working to upgrade these systems by installing new storm drains that separate stormwater from the existing combined sewer. This measure is one in a series of actions the City is undertaking to reduce water pollution, mitigate flooding, and ultimately modernize our infrastructure.
In addition to the installation of a modern, separate sewer system, the project includes:
Green stormwater infrastructure
185 new trees planted by the Urban Forestry Division
Improvements to the streetscape
If you have questions about this work, please email construction@somervillema.gov or call the Engineering Division at (617) 625-6600 ext. 5400.
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Week of 12/16 - Project Update
Share Week of 12/16 - Project Update on Facebook Share Week of 12/16 - Project Update on Twitter Share Week of 12/16 - Project Update on Linkedin Email Week of 12/16 - Project Update linkCrews will work next week (12/16-12/20) on both Summer Street and Central Street, as weather allows, to complete in-progress sidewalk work and other miscellaneous construction items before performing clean-up across the project area.
Following that crews will break for approximately 3 weeks before returning in a reduced capacity in mid-January to complete various winter work.
Crews will return in the spring to complete final streetscape work including final paving on streets project wide.
If you have questions, please email construction@somervillema.gov or call the Engineering Division at (617) 625-6600 ext. 5400. -
Summer Street (School St. to Belmont St.) - Bike Lane and Roadway Painting - Overnight, Nov. 25-26
Share Summer Street (School St. to Belmont St.) - Bike Lane and Roadway Painting - Overnight, Nov. 25-26 on Facebook Share Summer Street (School St. to Belmont St.) - Bike Lane and Roadway Painting - Overnight, Nov. 25-26 on Twitter Share Summer Street (School St. to Belmont St.) - Bike Lane and Roadway Painting - Overnight, Nov. 25-26 on Linkedin Email Summer Street (School St. to Belmont St.) - Bike Lane and Roadway Painting - Overnight, Nov. 25-26 linkUpdate 11/25 - This work has been cancelled and will be rescheduled for a later date. Additional notification will be provided once a new date has been set.
Next week City contractors will be painting the westbound bike lane and installing other pavement markings along Summer Street between School Street and Belmont Street.Work is currently scheduled to take place overnight, beginning Monday, November 25 at 8 p.m. and ending Tuesday, November 26 at 4 a.m. (weather permitting).
Construction impacts:
- Brief periods of elevated noise levels near work zones.
- Crews will not remain in any one particular location for an extended period of time
- On-street parking will be restricted in areas where pavement marking will take place.
- Please observed posted signage.
- Access to driveways on the westbound (odd-numbered) side of Summer Street (School St. to Belmont Street) will be restricted during work hours.
- Affected residences will have received additional notification via flyer.
- Temporary detours will be in place on a block-to-block basis along Summer Street.
- Trash/recycling pick-ups and deliveries will not be affected.
We apologize for any inconvenience this may cause and thank you for your patience as we complete work on this section of Summer Street.
If you have questions, please email construction@somervillema.gov or call the Engineering Division at (617) 625-6600 ext. 5400 with questions.
For information about work currently ongoing on lower Summer Street (School St. to Bow St.) and Central Street, please see our previous post.
- Brief periods of elevated noise levels near work zones.
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Summer Street and Central Street Update - Week 11/18
Share Summer Street and Central Street Update - Week 11/18 on Facebook Share Summer Street and Central Street Update - Week 11/18 on Twitter Share Summer Street and Central Street Update - Week 11/18 on Linkedin Email Summer Street and Central Street Update - Week 11/18 linkCrews will continue working on streetscape restoration/improvements on both Summer Street and Central Street over the coming weeks, as weather allows, prior to breaking for the winter season.
Summer Street (School Street to ~Spring Street)
- Final signage and pavement markings installation - This work is currently underway and includes painting of the westbound bike (exact date of bike painting tbd).
Summer Street (School Street to Bow Street)
- Sidewalk construction - City contractors are continuing to work on sidewalks on the southern side (even-numbered side) of the street and have installed new concrete from approximately School Street to Quincy Street. They will continue moving eastward toward Bow Street, as weather allows.
- Raising Castings in Roadway - Crews will raise castings (manhole covers and other in ground structures) to be flush with the current roadway surface
- Weather permitting this work is expected to begin on Monday 11/18. Once underway we expect it will take ~2-3 days to complete.
- Block-by-block temporary streets closures will be required during some phases of this work.
- This work is to help facilitate snow plowing on the street over the winter.
- Weather permitting this work is expected to begin on Monday 11/18. Once underway we expect it will take ~2-3 days to complete.
- Sewer, Drain, and Water Main Video Inspections - City contractors will also be performing video inspections of new underground utilities
- This work is expected to begin 11/24 and continue up to the Thanksgiving holiday
- Pipe inspection does not impact your water service.
- This work is expected to begin 11/24 and continue up to the Thanksgiving holiday
Central Street (Summer Street to Highland Avenue)
- Crews are currently working to build the cobblestone buffer between the westside cycle track and the new sidewalks. They are also reinstalling historic bricks near the Somerville Museum.
- This work is currently underway and expected to continue into early December.
Construction Impacts
- Periodic, temporary street closures where work is taking place.
- These closures may shift from block to block during the course of a single working day.
- Detour signage will be in place to help people navigate around the work zones
- Access will be maintained for local residents and emergency vehicles at all times
- Temporary on-street parking restrictions will be in place.
- Please observe posted signage.
On-site crews and police details are available to help and may be able to assist you in getting to/from your home while work is underway.
If you have questions, please email construction@somervillema.gov or call the Engineering Division at (617) 625-6600 ext. 5400. -
Mid-Fall Update - Week 11/4
Share Mid-Fall Update - Week 11/4 on Facebook Share Mid-Fall Update - Week 11/4 on Twitter Share Mid-Fall Update - Week 11/4 on Linkedin Email Mid-Fall Update - Week 11/4 linkLate last month, crews successfully paved Avon Street and Berkeley Street. This follows final paving on Summer Street (~School Street to Belmont Street) and Westwood Road the previous week.
Since that point crews have been continuing sidewalk work on Central Street (Summer St. to Highland Ave.) and the southern (even-numbered) side of Summer Street (School Street to Bow Street) as well as installing new pavement marking and signage on the recently paved portion of Summer Street.
New roadway paving and green stormwater infrastructure on Avon StreetNew center-line striping on final along Summer StreetThis work will continue over the coming weeks prior to crews breaking for the winter season.
Spring/Summer 2025
When crews return in the spring they will be working on northern (odd-numbered) side sidewalk reconstruction, the westbound (toward Davis Square) cycle track, raised crossings, a new floating bus stop, green stormwater infrastructure (bioretention basins), a pocket park at the corner of Quincy Street, tree planting, and final roadway paving.
Final paving on all other remaining project streets including Central Street, School Street, Oxford Street, Hersey Street, Gibbens Street, and Cambria Street will take place in spring/summer 2025.
If you have questions, please email construction@somervillema.gov or call the Engineering Division at 617-625-6600 ext. 5400.
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Monday, October 28 - Avon Street and Berkeley Street Final Paving
Share Monday, October 28 - Avon Street and Berkeley Street Final Paving on Facebook Share Monday, October 28 - Avon Street and Berkeley Street Final Paving on Twitter Share Monday, October 28 - Avon Street and Berkeley Street Final Paving on Linkedin Email Monday, October 28 - Avon Street and Berkeley Street Final Paving linkThis upcoming week City contractors will pave Avon Street and Berkeley Street as part of the Spring Hill Sewer Separation Project.
Schedule and Limits of Work
Weather permitting, work is expected to take place on Monday, October 28 between 7 a.m. and 4 p.m.
Paving of the roadway from curb to curb along the entirety of Avon Street and Berkeley Street.
What to Expect/Construction Impacts
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Avon Street and Berkeley Street will be closed to traffic in both directions during work.
- Detour signage will be in place to help people navigate around the work zones
- Sidewalks in both directions will remain open during paving.
- Access will be maintained for emergency vehicles at all times
- Access to driveways on Avon and Berkeley Street will be temporarily restricted while the asphalt cures/dries.
- Temporary on-street parking restrictions will be in place.
- Please observe posted signage.
On-site crews and police details are available to help and may be able to assist you in getting to/from your home while work is underway. After paving is complete, crews will reopen the roadway to traffic in both directions.
If you have questions, please email construction@somervillema.gov or call the Engineering Division at (617) 625-6600 ext. 5400.
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Avon Street and Berkeley Street will be closed to traffic in both directions during work.
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Summer Street (~School St. to Belmont St.) Successfully Paved - What's Next?
Share Summer Street (~School St. to Belmont St.) Successfully Paved - What's Next? on Facebook Share Summer Street (~School St. to Belmont St.) Successfully Paved - What's Next? on Twitter Share Summer Street (~School St. to Belmont St.) Successfully Paved - What's Next? on Linkedin Email Summer Street (~School St. to Belmont St.) Successfully Paved - What's Next? linkWe’re in the final stretch of the Spring Hill Sewer Separation project. Yesterday, Monday, Oct. 21 City contractors successfully paved Summer Street (~School St. to Belmont St.) and Westwood Road.
Below is information on what you can expect over the remainder of the fall season and next spring as we wrap up the streetscape improvement phase of the project.
What’s next for Summer Street?
Pavement Markings and Striping
City contractors will return to install pavement markings and striping on the paved section of roadway in the next 1-2 weeks.
Westbound bike lane
Later this week (expected 10/23 and 10/24), crews will be working to regrade transitions between some driveways and the bike lane along Summer Street.
Following that work, crews will install a specialized high-friction street paint along the bike lane.. This is a critical safety item since pavement markings along the bike lane will call attention to conflict zones where driveways intersect with the bike lane.
The bike lane will remain closed until the two items above are complete.
Speed humps installation
Three speed humps will also be installed along this section of Summer Street to reduce vehicle speeds.
This work is expected to take place later this fall.
Lower Summer Street - Bow Street to School Street
Crews will continue working to build new sidewalks throughout the fall as weather allows.
After breaking for the winter season, crews will return in the spring to complete the remainder of streetscape improvements and perform final paving of the roadway.
Avon Street and Berkeley Street Paving
Final paving of the roadway from curb-to-curb is currently scheduled for Monday, October 28.
Additional notification will be provided as work approaches.
Central Street
Crews will continue to install curbing, rebuild sidewalks, and install the new cycle track on the western side of the street.
This work will continue through the fall as weather allows. After breaking for the winter, crews will return to spring to pave the street.
Remaining Project Streets
Final paving on remaining project streets including Oxford Street, Hersey Street, Gibbens Street, and Cambria Street will take place in spring/summer 2025.
Questions?
If you have questions, please email construction@somervillema.gov or call the Engineering Division at (617) 625-6600 ext. 5400.
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Monday 10/21 - Summer Street (Belmont Street to School Street) and Westwood Road (Central Street to Benton Road) Final Paving
Share Monday 10/21 - Summer Street (Belmont Street to School Street) and Westwood Road (Central Street to Benton Road) Final Paving on Facebook Share Monday 10/21 - Summer Street (Belmont Street to School Street) and Westwood Road (Central Street to Benton Road) Final Paving on Twitter Share Monday 10/21 - Summer Street (Belmont Street to School Street) and Westwood Road (Central Street to Benton Road) Final Paving on Linkedin Email Monday 10/21 - Summer Street (Belmont Street to School Street) and Westwood Road (Central Street to Benton Road) Final Paving linkOn Monday, Oct. 21, between approximately 7 a.m. and 5 p.m. crews will pave Summer Street (~Belmont Street to School Street) and Westwood Road (Central Street to Benton Road).
Traffic detours and parking restrictions will be in place. People driving are advised to avoid the area if possible.
Paving Plan and Locations of Work
Monday’s paving will be conducted in three sequential phases as outlined below. Crews will finish paving each phase before moving onto the next.
- Phase 1 - Summer Street between School Street and Laurel Street
- Phase 2 - Westwood Road between Central Street and Benton Road
- Phase 3 - Summer Street between Belmont Street and Laurel Street
After crews complete work on any given phase, the affected stretch of roadway will remain closed until crews determine it is sufficiently cooled to reopen (estimated approximately 4 hours after paving is completed).
Construction Impacts
- The affected stretches of Summer Street and Westwood Road will be closed to motor vehicle and cyclist traffic during paving and while the asphalt cools.
- Sidewalks in both directions will remain open during paving.
- Access will be retained for emergency vehicles at all times.
- One-way residential streets off Summer Street including Greene Street, Harvard Street will temporarily allow two way travel to enable resident access while Summer Street is closed.
- Access to driveways along the affected stretches of roadway will be temporarily restricted.
- Temporary on-street parking restrictions will be in place throughout the neighborhood.
- Please observe posted signage.
On-site crews and police details are available to help and may be able to assist you in getting to/from your home while work is underway.
After paving is complete and asphalt is sufficiently cooled, crews will reopen the roadway to traffic in both directions. Paving is expected to be complete and all affected streets reopened to traffic by the end of the day.
Pavement markings/striping will follow paving over next 1-2 weeks.
Questions
If you have questions, please email construction@somervillema.gov or call the Engineering Division at (617) 625-6600 ext. 5400.
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Thursday 10/17 - Preparation for Paving at the Intersection of Summer Street, Benton Road, and Harvard Street
Share Thursday 10/17 - Preparation for Paving at the Intersection of Summer Street, Benton Road, and Harvard Street on Facebook Share Thursday 10/17 - Preparation for Paving at the Intersection of Summer Street, Benton Road, and Harvard Street on Twitter Share Thursday 10/17 - Preparation for Paving at the Intersection of Summer Street, Benton Road, and Harvard Street on Linkedin Email Thursday 10/17 - Preparation for Paving at the Intersection of Summer Street, Benton Road, and Harvard Street linkOn Thursday, Oct. 17, as part of continued preparation for next week’s (10/21) paving on Summer Street (approximately School Street to Spring Street), crews will be raising castings (bringing manhole covers and other in-ground structures within the roadway to their final height) at the intersection of Summer Street, Benton Road, and Harvard Street.
This work will require the intersection of Summer Street and Benton Road/Harvard Street to be closed to through motor vehicle traffic in both directions between approximately 9 a.m. and 3 p.m. This work is expected to be completed in one day.
Please follow posted detour signage and proceed with caution.
Summer Street - Through Traffic
- Westbound traffic (toward Davis Square) will be detoured via Central Street and Highland Avenue.
- Eastbound traffic (toward Union Square) will be detoured via Lowell Street and Highland Avenue.
Access To/From Benton Road and Harvard Street
- Southbound traffic on Benton Road will be required to turn left to travel eastbound on Summer Street.
- Harvard Street will only be accessible by vehicles traveling westbound along Summer Street.
Additional Information
- Sidewalks in both directions will remain open throughout this work.
- Access will be maintained for emergency vehicles at all times.
If you have questions about this work, please email construction@somervillema.gov or call the Engineering Division at (617) 625-6600 ext. 5400.
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Week of 10/15 - Lower Summer Sidewalk Reconstruction Begins and Preparation for Paving Continues
Share Week of 10/15 - Lower Summer Sidewalk Reconstruction Begins and Preparation for Paving Continues on Facebook Share Week of 10/15 - Lower Summer Sidewalk Reconstruction Begins and Preparation for Paving Continues on Twitter Share Week of 10/15 - Lower Summer Sidewalk Reconstruction Begins and Preparation for Paving Continues on Linkedin Email Week of 10/15 - Lower Summer Sidewalk Reconstruction Begins and Preparation for Paving Continues linkFollowing the Indigenous Peoples’ Day holiday, crews will continue work on Spring Hill as we look ahead toward final paving on Summer Street (Spring Street to School Street) and on other streets around the neighborhood.
Preparation for Paving Continues
Raising Castings on Summer Street
Throughout the week of 10/15 crews will continue to raise castings (bringing manhole covers and other in-ground structures within the roadway to their final height) along Summer Street in anticipation of paving.
Expect parking restrictions and temporary detours to be in place.
Surface Restoration on Berkeley Street
Weather permitting, this upcoming Wednesday and Thursday, Oct. 16-17 between 7 a.m. and 4 p.m., City contractors will continue milling (remove the top layers of existing asphalt) and repave the utility trenches where underground work took place earlier on Berkeley Street.
(Work had to be rescheduled from last week due to some malfunctioning equipment.)
This surface restoration is being undertaken in preparation for final paving of the street, currently scheduled for Oct. 28.
Look-Ahead Final Paving Schedule:
Monday, October 21 - Upper Summer Street (School St. to Spring St.) and Westwood Road
Pavement marking on Summer Street will follow approximately 1-2 weeks after paving
Monday, October 28 - Avon Street and Berkeley Street
Additional notification will be provided to residents via flyer and city alert as work gets closer and schedules are confirmed.
Lower Summer Sidewalk Reconstruction Begins
On or soon after Tuesday, Oct. 15, crews will also begin excavating the existing sidewalk on lower Summer Street between approximately School Street and Bow Street prior to installing new concrete sidewalks.
This work will continue throughout the fall as weather allows.
Questions?
If you have questions about this work, please email construction@somervillema.gov or call the Engineering Division at (617) 625-6600 ext. 5400.
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Upper Summer St. (School St. to Spring St.), Westwood Rd., Avon St., Berkeley St, Paving Update
Share Upper Summer St. (School St. to Spring St.), Westwood Rd., Avon St., Berkeley St, Paving Update on Facebook Share Upper Summer St. (School St. to Spring St.), Westwood Rd., Avon St., Berkeley St, Paving Update on Twitter Share Upper Summer St. (School St. to Spring St.), Westwood Rd., Avon St., Berkeley St, Paving Update on Linkedin Email Upper Summer St. (School St. to Spring St.), Westwood Rd., Avon St., Berkeley St, Paving Update linkIf you’re interested in work currently ongoing on Central Street (week of 10/7), please see our previous update here.
Over the coming weeks (beginning 10/8 or soon after), crews will work to prepare upper Summer Street (School St. to Spring St.), Westwood Road, Avon Street, and Berkeley Street for final paving. Preparation will consist primarily of adjusting castings (manhole covers and other in ground structures within the roadway) to their final height.
Paving Schedule (subject to change due to weather or other factors):
Monday, October 21 - Upper Summer Street (School St. to Spring St.) and Westwood Road
Pavement marking on Summer Street will follow approximately 1-2 weeks after paving
Monday, October 28 - Avon Street and Berkeley Street
Additional notification will be provided to residents via flyer and city alert as work gets closer and schedules are confirmed.
Construction Impacts:
- Periodic road closures and detours will be in place during work.
- Temporary parking restrictions on affected streets.
- Please observe posted signage.
- On days when paving is underway, access to driveways along the impact stretch of roadway may be temporarily restricted.
- Additional notification will be provided.
Thank you for your ongoing patience and understanding as we continue to move toward completion on this project. Paving the streets above represents a major project milestone.
Final paving on remaining project streets including lower Summer Street (School St. to Bow St.), Oxford Street, Hersey Street, Gibbens Street, and Cambria Street will take place in spring/summer 2025.
If you have questions about this work, please email construction@somervillema.gov or call the Engineering Division at (617) 625-6600 ext. 5400.
Key Dates
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May 15 2024
Who's listening
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Email damelin@somervillema.gov -
Phone 617-981-2896 Email jmoos@somervillema.gov
Anticipated Timeline
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Spring/Summer/Fall 2022
Spring Hill Sewer Separation Project has finished this stageCity Underground Utility Work
- Summer Street (Bow St. to Central St.)
- Avon Street, Central Street, Westwood Rd.
Eversource Gas Utility Work
- Summer Street - Resuming work that started in 2020 (Bow St. to School St.)
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Winter 2023
Spring Hill Sewer Separation Project has finished this stageCity Underground Utility Work
- Highland Ave. (Central St. to School St.), Berkeley St., Oxford St., Cambria St.
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Spring/Summer/Fall 2023
Spring Hill Sewer Separation Project has finished this stageCity Underground Utility Work
- Westwood Rd., Berkeley St., Cambria St., School St. Gibbens St., Oxford St., Highland Ave
Surface & Streetscape Restoration
Summer Street, Avon Street, Central Street
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2024
Spring Hill Sewer Separation Project is currently at this stageAnticipated Completion
- Expected substantial underground completion for all underground work project wide.
- Expected substantial streetscape completion (includes final paving) on
- Upper Summer Street (School Street to Spring Street)
- Berkeley Street
- Avon Street.
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2025
this is an upcoming stage for Spring Hill Sewer Separation ProjectAnticipated Completion
- Final completion including paving on all remaining streets