Mt. Auburn Project: Sidewalk Work in Coolidge Sq., Drainage Installation Near Walnut St.

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Caution tape blocks off an area of sidewalk under construction in Coolidge Square in early June 2026. (Photo by Charlie Breitrose)

Sidewalks will be torn up in some places, and repoured in other sections of Mt. Auburn Street in Coolidge Square during the week of June 22-26. Also, drainage will be installed in the area from Walnut Street to Spruce Street. See the impacts and other details in the announcement from the City of Watertown, below.

Sidewalk Grading & Forming

Sidewalk fine grading will take place on Mount Auburn Street between Bigelow Avenue and Dexter Avenue.

Concrete Removal

Crews will be removing concrete sidewalks on Mount Auburn Street at School Street & Winsor Avenue, and on Mount Auburn Street between Bigelow Avenue and Dexter Avenue.

Concrete Placement

Concrete sidewalk panels will be poured on the sidewalk in the follow areas:

Mount Auburn Street between Arlington Street & Bigelow Avenue

Arlington Street from Mount Auburn Street to Grove Street

Mount Auburn Street between Winsor Avenue and Hillside Road

Sidewalk, Business access and traffic Impacts

Sidewalks: During this work, pedestrians will be asked to use the sidewalks on the opposite side of the street. Once the work is completed, temporary walkways will be maintained to allow pedestrian access.

Business Access: Pedestrians Needing access to businesses with in the active construction process will be directed to use rear entrances when available, or they will be escorted safely through the work zone by police details. Construction activities will be temporarily paused until pedestrians have safely entered the designated safe zone.

Traffic: During this work, you can expect temporary lane shifts and possibly lane closures, but one travel lane in each direction will be maintained on Mount Auburn Street.

Parking Impacts

Street parking in the construction area on Mount Auburn Street will be restricted. Construction crews will post parking closure signs in those areas starting at 7:00 a.m. and will be removing them from the area by 5:00 p.m. each day.

five images of sidewalk construction. 1 - demolition of sidewalk. 2- grading. 3- curb removal and installation. 4- forming. 5- concrete placement

Drainage Installation

Two crews will perform drainage installation on Mount Auburn Street between Walnut Street and Amherst Road.

Traffic and Sidewalk Impacts

During this work, you can expect temporary lane shifts and possibly lane closures, but one travel lane in each direction will be maintained on Mount Auburn Street. Work will take place on the sidewalks, but they will remain open and accessible. Business entrances will be maintained as well. Work in these areas will begin at 7:00 a.m. each day and end before 5:00 p.m.

Parking Impacts

Street parking in the drainage installation construction area on Mount Auburn Street will be restricted. Construction crews will post parking closure signs in those areas starting at 7:00 a.m. and will be removing them from the area by 5:00 p.m. each day.

a map showing the location of the drainage work happening on Mount Auburn Street.

(Note: All dates are approximate and will be dependent on weather conditions and any testing yet to be performed.)

Resources from the City’s Economic Development Team

During construction in the Coolidge Square area, Watertown’s Economic Development team developed the below graphic to help residents get around Coolidge Square, whether by car, bike, bus, or walking. Keep up to date with any road closures, bus stop impacts, or parking limitations in the work detailed above! A larger version of this map can be found at Mount Auburn Street’s project website.

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