Marple and Upper Providence Township Meetings || SR 0252, Section DSR Bridge Replacement Project || January 24, 2019

SR 252 Section DSRPA 252 (Palmers Mill Road Bridge) over

Springton ReservoirBridge Replacement Project

Presented by

Pennsylvania Department of TransportationGannett Fleming, Inc.

Marple and Upper Providence Township Meetings || SR 0252, Section DSR Bridge Replacement Project || January 24, 2019

Purpose of Presentation

• Update the community on the Springton Dam Bridge Replacement

• Share response to community concerns

Marple and Upper Providence Township Meetings || SR 0252, Section DSR Bridge Replacement Project || January 24, 2019

Project Description• Replace bridge over spillway and roadway

barrier along NB shoulder/length of dam

• Maintain 2 lanes of traffic during construction

• Provide temporary roadway and bridge for staged construction

• Provide permanent retaining wall for construction staging and future maintenance activities

Marple and Upper Providence Township Meetings || SR 0252, Section DSR Bridge Replacement Project || January 24, 2019

Bridge Project Area

Marple and Upper Providence Township Meetings || SR 0252, Section DSR Bridge Replacement Project || January 24, 2019

Existing Bridge Approach

• View traveling Southbound

Marple and Upper Providence Township Meetings || SR 0252, Section DSR Bridge Replacement Project || January 24, 2019

Existing Bridge Approach

• View traveling Northbound

Marple and Upper Providence Township Meetings || SR 0252, Section DSR Bridge Replacement Project || January 24, 2019

Existing Bridge Elevation

BRIDGE ABUTMENT

SPILLWAYTRAININGWALL

SPILLWAYINVERT

42’ SPAN(ALONG C ROADWAY)L

22’-10” VERTICALCLEARANCE

Marple and Upper Providence Township Meetings || SR 0252, Section DSR Bridge Replacement Project || January 24, 2019

Bridge Area

Marple and Upper Providence Township Meetings || SR 0252, Section DSR Bridge Replacement Project || January 24, 2019

Existing Section

Marple and Upper Providence Township Meetings || SR 0252, Section DSR Bridge Replacement Project || January 24, 2019

Proposed Bridge Section

Marple and Upper Providence Township Meetings || SR 0252, Section DSR Bridge Replacement Project || January 24, 2019

Proposed Roadway Section

Marple and Upper Providence Township Meetings || SR 0252, Section DSR Bridge Replacement Project || January 24, 2019

Proposed Bridge Elevation

Marple and Upper Providence Township Meetings || SR 0252, Section DSR Bridge Replacement Project || January 24, 2019

Method of Construction

• Maintain one lane of vehicular traffic in each direction during construction

• Maintain access to local residences

Marple and Upper Providence Township Meetings || SR 0252, Section DSR Bridge Replacement Project || January 24, 2019

Utility Coordination• Aerial – Poles/wires relocated prior to, and during

construction• PECO Electric, Comcast, Crown Castle, Verizon

• Underground• PECO Gas: new future line, partially installed

during construction• Verizon: ductbank and manhole abandoned and

removed• Marple Township: traffic signal removed during

construction, new signal provided to Township for its reinstallation

Marple and Upper Providence Township Meetings || SR 0252, Section DSR Bridge Replacement Project || January 24, 2019

Stage 1 Construction

• Maintain one lane each way• Upgrade shoulders• Construct retaining wall, and

temporary roadway and bridge

Marple and Upper Providence Township Meetings || SR 0252, Section DSR Bridge Replacement Project || January 24, 2019

Stage 2 Construction• Maintain one lane each way• Shift NB traffic to temporary

bridge• Shift SB traffic to existing NB lane• Replace west side of bridge

Marple and Upper Providence Township Meetings || SR 0252, Section DSR Bridge Replacement Project || January 24, 2019

Stage 3 Construction• Maintain one lane each way• Shift SB and NB lanes to new portion of

bridge• Replace east side of existing bridge and

roadway barrier along length of dam

Marple and Upper Providence Township Meetings || SR 0252, Section DSR Bridge Replacement Project || January 24, 2019

Stage 3 Construction• Maintain one lane each way• Shift SB and NB lanes to new

portion of bridge• Replace east side of existing

bridge and roadway barrier along length of dam

• Temporary traffic signal at PA 252 and Palmers Mill Road intersection

Marple and Upper Providence Township Meetings || SR 0252, Section DSR Bridge Replacement Project || January 24, 2019

Aesthetics

Existing Bridge Barrier

Marple and Upper Providence Township Meetings || SR 0252, Section DSR Bridge Replacement Project || January 24, 2019

Aesthetics-Bridge Barrier

Stone-Faced Barrier

Marple and Upper Providence Township Meetings || SR 0252, Section DSR Bridge Replacement Project || January 24, 2019

Aesthetics-Bridge Barrier

Existing Bridge and Barrier

BRIDGE ABUTMENT

BRIDGE ABUTMENT

ROCK ARMORINGROCK ARMORING

EXISTINGSPILLWAYWALLS

EXISTINGSPILLWAYWALLS

EXISTINGSPILLWAYWALLS

42’ SPAN(ALONG C ROADWAY)L

Marple and Upper Providence Township Meetings || SR 0252, Section DSR Bridge Replacement Project || January 24, 2019

Aesthetics-Bridge Barrier

Proposed Concrete Bridge with Stone-Faced Barrier

Marple and Upper Providence Township Meetings || SR 0252, Section DSR Bridge Replacement Project || January 24, 2019

Retaining Wall

Marple and Upper Providence Township Meetings || SR 0252, Section DSR Bridge Replacement Project || January 24, 2019

Existing Condition

Marple and Upper Providence Township Meetings || SR 0252, Section DSR Bridge Replacement Project || January 24, 2019

Existing Condition

New Retaining Wall Rendering(Large-Scale Random Ashlar Stone)

Marple and Upper Providence Township Meetings || SR 0252, Section DSR Bridge Replacement Project || January 24, 2019

Project Schedule

Project Let: October 4, 2018

Contractor: JD Eckman, Inc.

Construction NTP: November 19, 2018

Construction Completion Date: Oct 18, 2021

Marple and Upper Providence Township Meetings || SR 0252, Section DSR Bridge Replacement Project || January 24, 2019

Questions?