I-435 South Loop Link Design-Build Project · 2019. 3. 1. · 3. 18” tie bars at 24” o/c 4. 8.5” PCCP Min. (Avg 10.5”) Innovative Coping . 3/19/2019 30 . Innovative Coping

I-435 South Loop Link Design-Build Project

About the Region

Project Location

Replace/Rehab Bridges Wornall Holmes 104th Street Corridor Resurfacing

Corridor Mobility Study (155,000 VPD) Finding: Add Lanes Remove Loop Ramps at

Holmes

Purpose and Need

Project Area

Project Area PM Peak Hour Congestion

Project Goals

1. Deliver the project utilizing a diverse workforce by May 1, 2020 within the program budget of $74.8 million.

2. Minimize impacts to the traveling public during construction.

3. Maximize safety and peak period travel speeds on the I-435 corridor.

4. Minimize future maintenance needs.

• Deal Breakers:

• Reconstruct Bridges over Wornall and Holmes.

• Replace the deck and rehabilitate the bridge over 104th.

• Provide a new riding surface on I-435 and ramps.

• Improve mobility and safety along the I-435 corridor.

• Construct new sidewalk along Stateline Road. 3/19/2019 8

Configuration Requirements

Awarded as the Best Value Proposer

Challenges and Solutions

Project Goals

Minimize Impacts to Traffic During Construction Minimize Future Maintenance Maximize Safety and Peak Period Travel Speeds

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Concrete Overlay

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Wor

nall

Roa

d

I-435

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Single Span Bridges

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Hol

mes

Roa

d I-435

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https://www.google.com/url?sa=i&rct=j&q=&esrc=s&source=imgres&cd=&cad=rja&uact=8&ved=&url=https://www.usbank.com/index.html&psig=AOvVaw2bGPlQrztERDF16F_vfnx-&ust=1524688904963760https://grad.webster.edu/

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Phase 0 Install erosion control & clear slopes Prepare median shoulders Construct MSE walls at Holmes Provide turn lanes at Holmes and close loop ramps

Phase 1A 1. Move traffic towards median in 4 lanes 2. Widen slopes, construct retaining walls 3. Construct outside 5th lane, auxiliary lane & shoulder 4. Construct new bridges adjacent Wornall & Holmes bridges 5. Begin bridge deck widening at 104th and Blue River

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Phase 1B 1. Continue Phase 1 bridge construction 2. Move ramps to new ramp pavement 3. Construct remainder of ramp width

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Phase 1C & 1D 1. Pave remainder of Phase 1 2. Complete all ramp paving 3. Ramps complete and in final configuration

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Phase 2 1. Move 2 lanes of traffic to the new outside lanes 2. Leave 2 lanes of traffic adjacent to the median barrier 3. Construct the new lanes between the travel lanes

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Phase 2 (cont.) 1. Move 2 lanes of traffic to the new outside lanes 2. Leave 2 lanes of traffic adjacent to the median barrier 3. Construct second phase of new bridges.

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Phase 3 1. Move all 4 lanes to new pavement (outside) 2. Construct median pavement 3. Construct median side of bridges

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Phase 3B 1. Complete the deck replacement of the 104th St. Bridge

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Phase 3C 1. Complete all remaining aspects of the project.

• Permanent striping, signing, drainage, grass growth, etc.

Project Complete!

Innovation

Concrete Overlay

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RFP New Pavement Section 1. 6” Aggregate Base 2. 1.25” dowels at 15’ o/c 3. 30” tie bars at 30” o/c 4. 11” PCCP

RBE Overlay Section 1. Existing UBAWS interlayer 2. 1.5” dowels at 12’ o/c 3. 18” tie bars at 24” o/c 4. 8.5” PCCP Min. (Avg 10.5”)

Innovative Coping

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Innovative Coping

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Unexpected Issues…

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Encountered composite soil pins during clearing Impacted NE, NW quadrants at Wornall, SE quadrant Holmes

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Previous Experimental Soil Stabilization Project Impacted NE, NW quadrants at Wornall, SE quadrant Holmes

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Encountered composite soil pins during clearing Impacted NE, NW quadrants at Wornall, SE quadrant Holmes

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Previous Experimental Soil Stabilization Project Solution was to replace unstable material

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Previous Experimental Soil Stabilization Project Substantial undergrading effort

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Problem Solved

Unexpected Issues…

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Blue River Bearings

Blue River Bearings

13 of 19 bearings rocked beyond design

2 adjacent bearings on WB bridge in failure

WB bridge slab dropped 1.5” at lanes 2 & 3

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Blue River Bearings

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Blue River Bearings

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Blue River Bearings

Field Update

Construction commenced with the issuing of NTP-2 3-23-18

WB I-435 in phase 2B construction

EB I-435 in phase 1B construction (90% paved)

Blue River bridge widening nearly complete

104th St UPRR bridge in slab construction phase

KC ‘18/’19 Winter precipitation = 41 days and counting

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Potholes!

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Recreational Pothole

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Decorative Pothole

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Spa Relaxation Pothole

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Happy Valentine Pothole

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Potholes!

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Pothole Warning Program

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EB I-435 March-April 1. Complete Blue River &

104th St Bridges Phase 1 2. Pave to bridge ends and

complete 104th St ramp

WB I-435 March-April 1. Complete Holmes &

Wornall Phase 2 bridges 2. Pave additional interior

lane project length

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EB I-435 May-June 1. Complete Holmes &

Wornall Phase 2 bridges & 104th St Phase 2 re-deck

2. Pave additional interior lane project length

WB I-435 May 1. Complete Holmes &

Wornall Phase 2 bridges 2. Pave additional interior

lane project length

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EB I-435 July 1. Pave additional interior

lane project length

WB I-435 June 1. Pave additional interior

lane project length

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EB I-435 August-October 1. Pave additional interior

lane project length 2. Make Storm Improvements 3. Holmes/Wornall Phase 3

Bridge Work 4. 104th St Phase 3A Re-deck

WB I-435 August-October 1. Pave additional interior lane

project length 2. Make Storm Improvements 3. Holmes/Wornall Phase 3

Bridge Work 4. 104th St Phase 3A Re-deck

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EB I-435 November 1. No work

WB I-435 November 1. Final Re-deck phase

104th St bridge

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I-435 Dec. 2019-May 2020 1. Establish seed growth 2. Complete signing 3. Complete permanent

pavement marking

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I-435 South Loop Link�Design-Build Project�About the RegionSlide Number 3Slide Number 4Project AreaProject AreaProject GoalsSlide Number 8Awarded as the Best Value ProposerChallenges and Solutions�Project GoalsConcrete OverlaySlide Number 13Slide Number 14Single Span BridgesSlide Number 16Slide Number 17Slide Number 18Slide Number 19Slide Number 20Slide Number 21Slide Number 22Slide Number 23Slide Number 24Slide Number 25Slide Number 26InnovationConcrete OverlaySlide Number 29Innovative CopingInnovative CopingUnexpected Issues…Slide Number 33Slide Number 34Slide Number 35Slide Number 36Slide Number 37Slide Number 38Slide Number 39Slide Number 40Slide Number 41Slide Number 42Unexpected Issues…Blue River BearingsBlue River BearingsBlue River BearingsBlue River BearingsBlue River BearingsField UpdatePotholes!Recreational PotholeDecorative PotholeSpa Relaxation PotholeHappy Valentine PotholePotholes!Pothole Warning ProgramSlide Number 57Slide Number 58Slide Number 59Slide Number 60Slide Number 61Slide Number 62Slide Number 63Slide Number 64Slide Number 65

Documents

I-435 South Loop Link Design-Build Project · 2019. 3. 1. · 3. 18” tie bars at 24” o/c 4. 8.5” PCCP Min. (Avg 10.5”) Innovative Coping . 3/19/2019 30 . Innovative Coping