MASSACHUSETTS AVENUE BRIDGE REPLACEMENT PROJECT APRIL 25, 2018

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1 MASSACHUSETTS AVENUE BRIDGE REPLACEMENT PROJECT APRIL 25, 2018

2 AGENDA Introductions Project Benefits Progress to Date Schedule for Remaining Work Phase 3 Activities, Impacts & Traffic Detours Phase 4 Activities & Impacts Public Outreach & Contact Information 2

3 PROJECT TEAM Mayor Martin J. Walsh 3

4 PROJECT LOCATION 4

5 PROJECT BENEFITS Deteriorated elements are replaced 5

6 PROJECT PROGRESS 6

7 PROJECT PROGRESS 7

8 CONVENTIONAL BRIDGE CONSTRUCTION Conventional Construction Would Have Taken 3+ Years: Constant lane takings on both Mass Ave and Comm Ave At times only 1 lane of traffic in each direction on Mass Ave More night work over 3 years Reduced speed and detouring large trucks, buses, and bicyclists through the neighborhood 8

9 ACCELERATED BRIDGE CONSTRUCTION Schedule and Scope of Remaining Work with 4-Day Bridge Replacement: Phase 1: Early utility relocation Complete Phase 2: Substructure improvements by alternating closure of Comm Ave bypasses Ongoing Phase 3: Bridge replacement 4-day full closure of Mass Ave over Comm Ave bypasses between surface roads to replace bridge 10:00 PM, Thursday, May 10, to 5:00 AM, Tuesday, May day full closure of Comm Ave bypass roads under bridge Saturday, May 5, through Wednesday, May 23 Phase 4: Comm Ave bypass barrier completion, Mass Ave sidewalk and barrier work, Mass Ave surface work (new lighting, traffic signals, refurbished fence, new pavement, pavement markings, and bike lanes) May Fall

10 CONSTRUCTION IMPACTS Phase 3 (10:00 PM on Thursday, May 10, to 5:00 AM on Tuesday, May 15; 24 hours/day) prepare for and install new prefabricated bridge units Mass Ave between Comm Ave surface roads closed, with through traffic detours Access maintained for local traffic and to businesses Pedestrians and bicyclists use crossings at Charlesgate East and Hereford Street No parking spaces will be taken on Mass Ave 10

11 CONSTRUCTION IMPACTS (CONT.) Phase 3 (cont.) Comm Ave east and westbound bypass roads under Mass Ave closed for work required to prepare for and complete prefabricated bridge unit installation Access maintained for vehicles and bicyclists using surface roads No parking will be permitted on Comm Ave surface roads between Charlesgate East and Hereford Street because they are detour routes 11

12 CONSTRUCTION IMPACTS (CONT.) Detour Routes no parking permitted on detour route limits outlined below Maintain emergency response access and accommodate increased traffic volumes Commonwealth Avenue east and westbound from Hereford St. to Charlesgate West Beacon Street even side from Hereford St. to Massachusetts Ave. Beacon Street odd side from Massachusetts Ave. to Charlesgate West Hereford Street both sides from Boylston St. to Beacon St. Boylston Street both sides from Massachusetts Ave. to Hereford St. No parking spaces will be taken on Mass Ave 12

13 CONSTRUCTION IMPACTS (CONT.) MBTA Bus Stops for Routes 1 and CT1 Inbound traveling south on Massachusetts Avenue at Marlborough Street Closed at Newbury Street Unaffected Outbound traveling north on Massachusetts Avenue at Beacon Street Relocated to opposite side of Beacon Street at Newbury Street Relocated to Boylston Street at St. Cecilia Street 13

14 CONSTRUCTION IMPACTS (CONT.) Phase 4 (May Fall 2018) Mass Ave surface work (new lighting, traffic signals, refurbished fence, new pavement, pavement markings, and bike lanes) and Comm Ave bypass median barrier completion Mass Ave alternating lane closures during off-peak hours (10:00 AM to 2:00 PM), one lane of travel in each direction maintained; one sidewalk maintained for pedestrian access at all times Comm Ave westbound bypass road closed for approximately three months following Phase 3 (westbound vehicles and bicyclists continue to use surface road, eastbound vehicles use eastbound bypass and eastbound bicyclists use surface road) Note: During Phase 4, noise will be limited to 7:00 AM 7:00 PM, except for nighttime paving operations 14

15 WORK HOURS Extended Work Shifts: Monday Friday 7:00 AM 7:00 PM During the Weekend Closure: 24 hours a day for 4 ¼ days Starting at 10:00 PM Thursday night and ending at 5:00 AM Tuesday morning 15

16 PREFABRICATED BRIDGE UNIT DELIVERY PBUs stored at Beacon Park Rail Yard in Allston & delivered via the route below to the project site. 16

17 PRECAST BRIDGE DELIVERY PBUs will be stored on the closed roadway in the Comm Ave bypass area. 17

18 WEEKEND CLOSURE SCHEDULE 18

19 FINAL CONDITION 20

20 PUBLIC OUTREACH E-Blast updates and advisories Flyers hand delivered to abutters Press releases Social media Business coordination meeting - 4/18/2018 Public meetings 2/6/2017, 3/28/2018, 4/25/2018 BAA and City coordination for permitted events Signage advanced notification of traffic patterns and VMS boards 21

21 CONTACT US Donny Dailey, MassDOT Legislative Liaison: Website: 22

22 APPENDIX I: POLICE DETAIL LOCATIONS Police detail locations during Mass Ave. shutdown 23

23 APPENDIX II: RELOCATED BUS STOPS Relocated bus stops for Routes 1 and CT1 during Mass Ave. shutdown. 24