Town of MoragaCanyon Road Bridge Replacement Project

April 24, 2019 Town Council Meeting

NV5 Contract Amendment and Project Update Presentation

6/14/174/24/2019

➔Edric Kwan, P.E., Public Works Director and Town

Engineer

➔Shawn Knapp, P.E., Senior Civil Engineer

➔Jack Walker, P.E., Director of Transportation, NV5

➔David Wang, PhD, P.E., Senior Principal, PARIKH

Consultants, Inc.

➔Kevin James Ryan, CEG, Principal, Ryan Geological

Consulting, Inc.

PRESENTATION TEAM

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Canyon Road Bridge Reopening Project

➔April 27, 2017 - Update on Canyon Road Bridge Closure

and Consider Declaring a Local Emergency

➔June 14, 2017 - Receive Presentation on the Alternatives

for Reopening Canyon

➔October 12, 2017 - Consider Additional Appropriation

$1,234,388

➔January 24, 2018 – Consider Acceptance Canyon Road

Bridge Reopening Project

PAST PRESENTATIONS

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Canyon Road Bridge Replacement Project

➔October 23, 2013 – Consider Awarding Bridge Engineering

Design to NV5

➔April 23, 2014 – Authorization to Execute Master Cooperative

Agreement with CCTA

➔June 27, 2018 – Consider Authorizing NV5 Amendment No. 3

➔October 4, 2018 - Consider Authorizing the Acquisition of

Permanent Right-of-Way and Temporary Construction

Easement

➔October 10, 2018 – Project Update Presentation

➔April 24, 2019 – Project Update and Consider NV5 Contract

Amendment No. 4

PAST PRESENTATIONS

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➔Risk Management

➔Revised Canyon Road Bridge Replacement Project

➔Project Cost Estimates

➔Project Finances

➔Project Construction Schedule

➔NV5 Contract Amendment

PRESENTATION OVERVIEW

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LOCATION MAP

Adjacent Hill and Residents

Joaquin Moraga Intermediate School

Pear Orchard

Adjacent Residents

Canyon Road Bridge

Lafayette-Moraga Regional Trail/Fire Trail

Moraga Creek and Larch Creek

Canyon Road

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RISK MANAGEMENT

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➔Caltrans Local Assistance Procedures Manual

➔Prescriptive Step-by-Step project procedures that addresses

Risk Analysis process by identifying, avoiding or eliminating,

transferring, mitigating or accepting the risks

RISK MANAGEMENT

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➔Preliminary Engineering Phase

➔Field Review results in 17 Environmental Studies

➔5 Years To Complete Studies And Obtain Permits That Eliminated or Mitigated Risks And Impacts

➔Bridge Type Selection Report

➔ROW and Utility Clearance

RISK MANAGEMENT

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Original Design

110.5’ Long x 48.5’ Wide

BRIDGE DESIGN CHANGES

4/24/2019

➔56% Larger Bridge = Increases Concrete, Steel, and Pilings.

➔44% Longer Retaining Walls:

▪ 240 vs 318 ft. longer wall

▪ 40 vs. 71 more piles

▪ 1,200 vs. 2,000 ft. total length of pilings

Revised Design

165’ Long x 50.2’ Wide

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TEMPORARY VS. PROPOSED BRIDGE LOCATION

4/24/2019

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SLIDE IMPACTS NEAR BRIDGE

ABOVE TENSION

CRACKS DEVELOPED

AT PEDESTRIAN

BRIDGE LANDING

4/3/19

TENSION CRACK

APPROXIMATE LOCATION

SHOWN RELATIVE TO

STITCH-PIER WALL FOR

TEMPORARY BRIDGE

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KEY SAFETY ELEMENTS

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▪ Bike Lanes And Multi-use Path Across Bridge

▪ Lighting For Motorists And Pedestrians

▪ Widen Bridge To Current Bridge Standards

▪ Improved Sight Distance

▪ Upgraded Guard Rails

▪ Bike Railing On Concrete

Barriers

▪ Floodway Capacity

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BRIDGE AND ROADWAY COORDINATION

Preliminary Moraga Way & Canyon - Camino Pablo Improvements

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RENDERING PROPOSED BRIDGE DESIGN

154/24/2019

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CALTRANS APPROVED PROJECT BUDGET

▪ March 7, 2019 Caltrans HQ HBP Approved the Project’s

Revised Scope and Budget

▪Includes Design Budget for NV5 Bridge for Amendment No. 4

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PROJECT PHASES

TOTAL

BUDGET

FEDERAL

PORTION

(88.53%)

TOWN CO-

MATCH

(11.47%)

Preliminary Engineering 1,590,000$ 1,407,627$ 182,373$

Right of Way 175,000$ 154,927$ 20,073$

Construction 6,351,000$ 5,622,540$ 728,460$

Construction Contingency 635,100$ 562,254$ 72,846$

Construction Engineering 952,650$ 843,381$ 109,269$

Totals 9,703,750$ 8,590,729$ 1,113,021$

393,000$

720,021$

CCTA Major Street (Fund 700)

Net Town Contribution

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PROJECT ALTERNATIVE COST COMPARISON

* Sunbelt Rental has said NO to selling of their leased temporary bridge. Add $600,000 for removal and

erection of different vendor’s steel truss bridge.

NV5 Design 154,044$ NV5 Design 965,000$ NV5 Design 965,000$

ROW 20,073$ ROW 85,000$ ROW 85,000$

Staff Time 19,040$ Staff Time 105,000$ Staff Time 105,000$

Purchase Bridge -$ Purchase Bridge 448,100$ Lease Bridge (20 yrs.) 2,832,000$

CCTA (393,000)$ CCTA 70,000$ CCTA 70,000$

Other Project Costs

(Permitting, Env.

Analysis, etc..) 4,588$

Other Project Costs

(Permitting, Env.

Analysis, etc..) 40,000$

Other Project Costs

(Permitting, Env.

Analysis, etc..) 40,000$

Bridge Modifications,

Maintenance,

Additional Inspection

(100 yrs.) -$

Bridge Modifications,

Maintenance,

Additional Inspection

(20 yrs.) 155,000$

Bridge Modifications,

Maintenance,

Additional Inspection

(20 yrs.) 155,000$

Removal and Installing

New Vendor

Temporary Bridge* -$

Removal and

Installing New Vendor

Temporary Bridge* 300,000$

Removal and

Installing New Vendor

Temporary Bridge* -$

Bridge Construction 910,575$

Creek Bank Armoring

and Vegetation 279,000$

Creek Bank Armoring

and Vegetation 279,000$

Totals 715,319$ Totals 2,447,100$ Totals 4,531,000$

OWN TEMPORARY BRIDGE LEASE TEMPORARY BRIDGE

TOWN PORTION - 100 yrs. TOWN FULL PORTION - 20 yrs.

NEW REPLACEMENT BRIDGE

TOWN FULL PORTION - 20 yrs.

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PROJECT ALTERNATIVE COST COMPARISON

* Sunbelt Rental has said NO to selling of their leased temporary bridge. Add $600,000 for removal and

erection of different vendor’s steel truss bridge.18

NV5 Design 154,044$ NV5 Design 965,000$ NV5 Design 965,000$

ROW 20,073$ ROW 85,000$ ROW 85,000$

Staff Time 19,040$ Staff Time 105,000$ Staff Time 105,000$

Purchase Bridge -$ Purchase Bridge 448,100$ Lease Bridge (20 yrs.) 2,832,000$

CCTA (393,000)$ CCTA 70,000$ CCTA 70,000$

Other Project Costs

(Permitting, Env.

Analysis, etc..) 4,588$

Other Project Costs

(Permitting, Env.

Analysis, etc..) 40,000$

Other Project Costs

(Permitting, Env.

Analysis, etc..) 40,000$

Bridge Modifications,

Maintenance,

Additional Inspection

(100 yrs.) -$

Bridge Modifications,

Maintenance,

Additional Inspection

(20 yrs.) 155,000$

Bridge Modifications,

Maintenance,

Additional Inspection

(20 yrs.) 155,000$

Removal and Installing

New Vendor

Temporary Bridge* -$

Removal and

Installing New Vendor

Temporary Bridge* 600,000$

Removal and

Installing New Vendor

Temporary Bridge* -$

Bridge Construction 910,575$

Creek Bank Armoring

and Vegetation 279,000$

Creek Bank Armoring

and Vegetation 279,000$

Totals 715,319$ Totals 2,747,100$ Totals 4,531,000$

NEW REPLACEMENT BRIDGE OWN TEMPORARY BRIDGE LEASE TEMPORARY BRIDGE

TOWN PORTION - 100 yrs. TOWN FULL PORTION - 20 yrs. TOWN FULL PORTION - 20 yrs.

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RISKS ASSOCIATED WITH TEMPORARY BRIDGE

➔Increased Project Costs

➔Potential Loss Future Grants

➔Increase CO Gases

➔Lower Long Term Site Stability

➔Shorter Lifespan 20-30 Years Vs.

100 Years For Permanent Bridge

➔Higher Maintenance Costs and Liability

➔Higher Safety Risks for Pedestrians and Cyclists

➔Slower Emergency Response and Evacuation Route

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May 2019 – November 2019 Complete Bridge Design

October 2019 – November 2019

Final ROW Clearing Prior to Migratory Bird Nesting Season

December 2019 – January 2020

Project Advertisement

February 2020 Town Council Consider Construction Award

March 2020 – October 2020 Phase 1 Bridge Construction

March 2021 – October 2021 Phase 2 Bridge Construction

CONSTRUCTION SCHEDULE – 2 SEASONS

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• Construct Bridge’s Northbound Lane And Approaches

Temporary Bridge Continues To Handle Traffic In Both

Directions

2020 CONSTRUCTION –PHASE I

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Construct Bridge’s Southbound Lane And Remove Temporary

Bridge

New Northbound Lane Handles Traffic In Both Directions

2021 CONSTRUCTION - PHASE 2

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NV5 Contract Authorizations Amounts

Original Contract $567,017

Amendment No. 1 (Reimbursed through the Temporary

Bridge project)

$130,000

Amendment No. 2 (Reimbursed through the Temporary

Bridge project)

$34,987

Amendment No. 3 $398,000

Amendment No. 4 $378,000

Total $1,508,004

NV5 AMENDMENT

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➔Adopt Resolution ____ - 2019 authorizing the Town

Manager to amend the Consultant Services agreement

with Nolte Vertical 5 (NV5) (Walnut Creek) for civil

engineering and bridge design services for the Canyon

Road Bridge Replacement project (CIP 14-101) in an

amount of $378,000 for a total amount not to exceed

$1,508,004.

STAFF RECOMMENDATION

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