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Project File No. 607731

MassDOT Contract No. 85020

Briefing no. 5

June 27, 2016

I-91 Viaduct Public Information Briefing

Agenda

Welcome and Presenter Introductions

Update on Construction and Demolition Activities

(Stage 1B)

Next: Stage 2 Starts in Early Winter 2016

Traffic Management & Mitigation

Public Involvement and Outreach

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Project Purpose

To replace the bridge deck of the I-91 Viaduct in

Springfield, due to its poor condition. The result will be a

more reliable and dependable highway.

Project Limits

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Project Scope Rehabilitation includes the following:

Complete deck replacement

Painting of structural steel, replacement of bearings,structural steel repairs, concrete substructure repairs

Improved bridge drainage and highway lighting (on thehighway, surface streets under the viaduct, upper levels ofthe north and south garage, and the Columbus Avenuerailroad underpass)

Other safety improvements, such as at the I-291/I-91 merge

Comprehensive Traffic Management

Fast Facts Viaduct length is approximately mile

15,000 cubic yards of concrete for bridge deck and barriers1,500 cubic yards placed to date

Over 7 million pounds of reinforcing steel710,000 pounds placed to date

Over 450 bearing replacementsover 63 replaced to date

23 subcontractors to date

Approximately 100 workers per day of which over 20 are from Springfieldand over 80 are from the Greater Springfield area and Western Mass.

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J.F. White Contracting Co. A General Contractorperforming heavy civil work in Massachusetts for over90 years.

Schiavone Construction Co. A General Contractorperforming heavy civil work in the northeast regionfor over 50 years.

The Joint Venture Constructing the Project

Construction Schedule

Milestone ContractorForecasted

Date

ContractRequired

Date

Stage 1A Complete N/A

Stage1B Ongoing N/A

Stage2Start EarlyWinter2016 N/A

Full

Beneficial

Use Late

Fall

2017 August

6, 2018

Substantial Completion LateFall2018 November 6,2018

FieldCompletion January2019 February 4,2019

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Definition of Full Beneficial UseI-91, I-291 & Assoc. Ramps

Themajorityofthecontractworkhasbeencompletedand

theasset(s)hasbeenopenedforfullmultimodal

transportationuse,exceptforlimitedcontractworkitems

thatdonotmateriallyimpairorhindertheintendedpublic

useofthetransportationfacility.Allanticipatedlanetakings

havebeencompleted. Thisincludescompletionof

superstructurework,bridgebarrier,permanentguardrail,

removalof

temporary

concrete

barriers, final

paving,

permanenttrafficmarkingsandsignage, permanentlighting.

Definition of Substantial Completion

Themajoritytheroadwayandutilityworkiscompleteonthe

municipalstreetsandtheremainingworknotdirectly

requiringlanestakenontheI91,I291,andtheassociated

lanesiscomplete.Completedworkincludesallstructural

steelrepairs,

painting

of

structural

steel,

bearing

replacements,installationofmunicipalstreetlighting,final

pavingandtrafficmarkingsatthemunicipalstreetlevel,

Restorationofalldisturbedareas.

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Definition of Field Completion

AllphysicalcontractWorkiscompleteincludingpunchlist.

TheContractorhasfullydemobilizedfromfieldoperations.

Now: Stage 1B Construction

Inner lanes and median closed for construction of new median and high-speed lanes

Traffic moved to right/outer lanes

Reconstruction of I-291 westbound on-ramp to I-91 South

Ramp closures and detours (maps and directions handout available):

On-ramp from Birnie Ave/Rte.20 Connector to I-91 South

Exits 6 and 7 on I-91 South (detour to temporary ramp north of Exit 8)

On-ramps to I-91 North from State St and Union St (detour to East ColumbusAve)

Closure of north entrance to North Parking Garage, exit remains open

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Now: Deck Demolition and Reconstruction Began in February

Northbound Stage 1Bdemolition complete

Southbound to begin nextmonth

Two shifts: (7:00 AM to 5:00 PM)and (3:30 PM to midnight)

Noise mitigation: noise controlcurtains, special back-up alarms

for equipment

Hotel area: no demo workFriday-Sunday, delayed start time(8:00 AM)

Traffic - Traffic Management (Stage 1B)

*OnsectionsnorthofI291,NBandSBareseparatedbygrade.

*

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Stage 1B Progress Photos

Stage 1B Progress Photos

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Stage 1B Progress Photos

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Stage 1B Progress Photos

Stage 1B Progress Photos

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Remaining Stage 1B Work Continuing demolition of all Stage 1B decks

Clean, prime & paint beam top flanges

Install stay-in-place (SIP) forms & rebar

Replace bridge bearings and pin & hanger connections

Pour new concrete decks & barriers (45 spans in eachdirection)

Install membrane waterproofing & pave deck

Install new signage

Install Stage 2 traffic pattern and prepare for Stage 2.

Traffic Management To maximize work space, safety and limit confusion, there will

be two major phases of work. Each phase will result in areduction of one lane from the existing configuration.

The project maintains access to/from I-291.

Designated on/off ramps remain closed until late fall of 2017 for

operational/safety reasons and to expedite construction. Access to downtown and local businesses will be maintained

using East and West Columbus and Hall of Fame Avenues.

Continuing analysis of traffic conditions and response to issuesas they arise.

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Traffic Management (Stage 1B)

Traffic Mitigation Initial testing of detours took place to observe and make adjustments,

if needed.

Repairs to signals at State St/Columbus and Boland Way/Columbus.

Police details are provided at critical intersections during peak periods,if needed.

Comprehensive monitoring program of key corridors/intersections

traffic plan is updated when needed, based on impacts. Monitoring cameras are tied into the City of Springfield.

Real Time Traffic Management System (RTTM) continuously updatedmessage boards to deliver information in real-time.

Incident Response Operations (IRO)

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Next: Stage 2

Traffic Management Approach (Stage 2)

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Traffic Management Approach (Stage 2)

Improvementstomergeareas

Traffic Mitigation - RTTM

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Traffic Mitigation - RTTM Message boards w/ live traffic updates

Traffic alerts to key personnel

Aid Emergency Responders for efficient response

Highway Advisory Radio 530 AM

Traffic Mitigation RTTM Screen

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Traffic Mitigation RTTM Screen

Detour signs for Downtown and attractions

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Speed Limits

Speed reduced from 50 to45 MPH approaching thework zone, with 40 mphlimit in the zone

Double fines in the workzone

State Police enforcementfor driver andconstruction team safety

Travel Without LimitsTaylor Rock

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MassRIDES Programs

Online Ride Matching

Commuter Incentives

Emergency Ride Home NuRide.com/MassRIDES

Encouraging Mode Shift

Carpool, vanpool, transit, bike, walk, telework

Reduce traffic congestion

Reduce emissions Employers - outreach and worksite services

Commuters - ridematching, incentives, promotions andmarketing

MassRIDES = Statewide Travel Options Program

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MassRIDES Outreach 325+ partner organizations, including:

MassMutual, Baystate Medical Center, American InternationalCollege, City of Springfield, Peter Pan Bus Company, PioneerValley Planning Commission, Pioneer Valley Transit Authority,Springfield Technical Community College, United Personnel-Springfield, Western New England University, Westfield StateUniversity

465,000+ commuters

Worksite focus commute travel

Taylor Rock

taylor.rock@dot.state.ma.us857-368-8654

www.commute.com

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Public Involvement Quarterly update meetings

Regularly updated project website:www.mass.gov/massdot/I91ViaductRehab

Project fact sheets & community briefings

Notices and e-blasts on traffic changes during construction andresponses to inquiries

Project updates on social media

English and translated materials and interpreters available uponrequest

How to Contact Us

Sign up on the project website for email information

and updates:

www.mass.gov/massdot/I91ViaductRehab

Send questions or concerns to:

i91viaduct@state.ma.us

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THANK YOU!

Questions?