Powder House Boulevard Water Main and Resurfacing Project Mayor Joseph A. Curtatone Rich Raiche, Director of Engineering Brad Rawson, Director of Transportation & Infrastructure May 15, 2017
Agenda • Project Details • Project Description • Water Main Preliminary Schedule • Repaving Details and Preliminary Schedule • Restriping Options • Discussion
Water Main Project Details • Clean & line the 12-inch water main in sidewalk on north side of Powder House Boulevard from North Street to Mason Street • Contractor: Umbro & Sons Construction Corporation of Boston, MA ▫ Experience in Boston, Brookline & Woburn • Engineering consultant: Kleinfelder of Cambridge, MA ▫ Experience in Somerville & Cambridge • City contact: Peter Violette ▫ pviolette@somervillema.gov ▫ 617.625.6600 x5414
Water Main Cleaning and Lining • Removes corrosion buildup and restores capacity • Prevents further corrosion • Less disruptive than replacement ▫ 5-foot opening every 500 to 600 feet or at bends, valves, or hydrants
Water Main Preliminary Schedule • Pre-construction meeting: May 17 th • Notifications: May 22 nd • Umbro mobilization/site prep: May 30 th • Cleaning & lining work: June 19 th • Work complete: July 29 th • Post-winter repairs: Spring 2018
Repaving Details and Schedule • From Powder House rotary to Burnham Street ▫ Under contract with D&R, work deferred due to gas main replacement ▫ Includes sidewalk & curb in-place, ADA compliance ▫ Anticipated schedule: June through July • Burnham Street to Alewife Brook Parkway ▫ Top of priority list ▫ Bid this summer for Fall 2017 or Spring 2018 construction
Restriping Options • Restriping to occur after resurfacing for each section ▫ Rotary to Burnham Street section done before Burnham Street to Alewife Brook Parkway section • Constraints ▫ No changes to curb lines ▫ About 40 feet curb-to-curb • Options ▫ Restripe as-is ▫ Single bicycle lane in uphill directions ▫ Two-way separated bike lane along Tufts campus
Uphill Bicycle Lane Option North Street to Hardan Road
Uphill Bicycle Lane Option Hardan Road to Curtis Street West Somerville Neighborhood School
Uphill Bicycle Lane Option Curtis Street to Mason Street Bike lane switches directions
Uphill Bicycle Lane Option Mason Street to Leonard Street
Uphill Bicycle Lane Option Leonard Street to Powder House Circle
Two-way Separated Bike Lane Option Packard Avenue to Mason Street
Two-way Separated Bike Lane Option Mason Street to Leonard Street
Two-way Separated Bike Lane Option Leonard Street to Powder House Circle
Discussion
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