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Published byWhitney Cecily Price Modified over 9 years ago
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UTILIZING CONSTRUCTION MANAGER AT RISK IN GREENSBORO, NORTH CAROLINA
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INTRODUCTION Team Team City of Greensboro HDR Constructors Garney Capital Improvement Needs Capital Improvement Needs Townsend WTP TZO WRF CMAR vs. Alternate Delivery Methods CMAR vs. Alternate Delivery Methods
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PROJECT BACKGROUND Construction Manager at Risk (CMAR) in Greensboro Construction Manager at Risk (CMAR) in Greensboro Owner Objectives / Goals RFQ Process CM Selection Design and Partnering Designer and CM Pre-Construction Timeline
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DESIGN-BID-BUILD DESIGN-BID-BUILD Traditional Baseline for Project Delivery Proven Procurement Solution DIFFERING DELIVERY METHODS PRELIMINARYDESIGN FINAL DESIGN BIDCONSTRUCTIONPROCESS
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Design-Bid-Build ADVANTAGES Design-Bid-Build ADVANTAGES Competitively Bid Separate Contracts Self-Performance Capabilities Time-Tested Process / Used in All States Maximizes Owner Input DIFFERING DELIVERY METHODS
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Design-Bid-Build DISADVANTAGES Design-Bid-Build DISADVANTAGES Limited Collaboration / Teamwork Eliminates Qualifications-Based Selection No Contractual Relationship Adversarial Approach Low Bid Value Engineering Design DIFFERING DELIVERY METHODS
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DESIGN-BUILD DESIGN-BUILD Design and Construction Fixed Price Based on Concept Design and/or Description from Procurement Documents DIFFERING DELIVERY METHODS CONSTRUCTION PROCESS
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Design-Build ADVANTAGES Design-Build ADVANTAGES Team Qualifications-Based Selection Accelerated Schedule Public Acceptance for Lump-Sum Contract Self-Performing Contractor Controls Schedule Known Performance Criteria Final GMP DIFFERING DELIVERY METHODS
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Design-Build DISADVANTAGES Design-Build DISADVANTAGES Longer Procurement Process Eliminates or Reduces Participation in Procurement Process Inefficient Use of Municipal Funds and Staff Time Bidding Process DIFFERING DELIVERY METHODS
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CMAR CMAR Qualifications-Based Selection Contractor Engaged Early in Design Phase Two-Contract Relationship DIFFERING DELIVERY METHODS CONSTRUCTABILITY REVIEW CONSTRUCTION PROCESS
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CMAR ADVANTAGES CMAR ADVANTAGES Owner Control of Project Goals Provides for Value Engineering (VE) and Constructability Reviews Contractor-Led Estimates Reduces Overall Risk Schedule Acceleration Competitive Selection DIFFERING DELIVERY METHODS
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CMAR DISADVANTAGES CMAR DISADVANTAGES Engineer’s Estimate for Initial Project Costs Potential Cost Increase with VE and Constructability Review Preconstruction Services Cost Double-Bonding Separate Contracts Increased Design Duration DIFFERING DELIVERY METHODS
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TZO WATER RECLAMATION FACILITY Retrofitting Existing Anthracite Media Filters with new Aqua-Aerobic Systems Diamond Cloth Filter Equipment Retrofitting Existing Anthracite Media Filters with new Aqua-Aerobic Systems Diamond Cloth Filter Equipment New Chlorine Contact Tank New Chlorine Contact Tank Chemical System Upgrades Chemical System Upgrades Site-Wide Stormwater Improvements Site-Wide Stormwater Improvements Electrical Improvements Electrical Improvements
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PRECONSTRUCTION AT TZO Estimates at 90% Document Phase Estimates at 90% Document Phase Development of CPM Schedule Development of CPM Schedule Executed Mentor / Protégé Program with Local MBE, SRS Executed Mentor / Protégé Program with Local MBE, SRS M/WBE Work Packages M/WBE Work Packages
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TZO CHALLENGES AND BENEFITS Challenges & Benefits Challenges & Benefits Dividing Competitive Work Packages Dividing Competitive Work Packages Flexibility with NCDEQ Flexibility with NCDEQ Filter Construction Sequencing - Eliminating Option to Bypass Filters Increasing Minority Participation Increasing Minority Participation Constructability / Cost Review at 90% Constructability / Cost Review at 90%
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TZO SCHEDULE Work Packages Work Packages Constraints of Existing Plant Operations Constraints of Existing Plant Operations Minimal Shutdowns / Uninterrupted Access Effluent Filter Modifications Effluent Filter Modifications One Bank of Filters Off-Line Per Time
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TOWNSEND WATER TREATMENT PLANT Lime / PAC Facility Lime / PAC Facility Flocculation & Sedimentation Basins Flocculation & Sedimentation Basins Filter Upgrades Filter Upgrades Backwash Process Upgrades Backwash Process Upgrades MAY 16 – DEC 17 JAN 15 – DEC 15 PRECONSTRUCTION CONSTRUCTION
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TOWNSEND PRECON METHODOLOGY Cost Models Cost Models 60% Documents VE Early Project Schedule Development Early Project Schedule Development Input from O&M Staff, Engineer and Subcontractors Determines General Conditions Duration Subcontracting Packages Subcontracting Packages Facilitate Area Market Clear Scope Delineation
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TOWNSEND CHALLENGES/BENEFITS - GMP Open Book Environment Open Book Environment Collaborative Preconstruction Workshops Collaborative Preconstruction Workshops Proactive Project Execution Planning - Plant Production Restrictions Proactive Project Execution Planning - Plant Production Restrictions Constructability and Value Analysis Constructability and Value Analysis Procurement (Buy-Out) Plan Procurement (Buy-Out) Plan Start-Up and Commissioning Plan Start-Up and Commissioning Plan
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TOWNSEND CHALLENGES/BENEFITS – M/WBE Aspirational Goals Aspirational Goals Commitment to M/WBE Program Commitment to M/WBE Program Outreach and Communication with Interested Individuals Outreach and Communication with Interested Individuals Provide Guidance during Bidding, Contracting and Construction Phases Provide Guidance during Bidding, Contracting and Construction Phases Ensure Parties Follow City’s Guidelines for Implementation Ensure Parties Follow City’s Guidelines for Implementation
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CMAR AT TOWNSEND WTP Qualifications-Based Selection Qualifications-Based Selection Better Control of Construction Better Control of Construction Implementation of M/WBE Program Implementation of M/WBE Program Collaborative and Team-Oriented Project Delivery Collaborative and Team-Oriented Project Delivery Less Adversarial Construction Environment Less Adversarial Construction Environment
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TOWNSEND – ENGAGING THE CMAR EARLY 60% Design Documents 60% Design Documents Understand Project Budget Understand Project Budget Ability to Value Engineer Project Ability to Value Engineer Project Early Development of CPM Early Development of CPM
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TOWNSEND – CHALLENGES/BENEFITS - MOPO Maintenance of Plant Operations (MOPO) Maintenance of Plant Operations (MOPO) Ability to Redesign Ability to Redesign Identify Schedule Constraints Identify Schedule Constraints Minimize Timeframe for Outages Minimize Timeframe for Outages Ability to Understand Construction Sequencing Ability to Understand Construction Sequencing
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TOWNSEND PROJECT SCHEDULE Early Development of CPM Schedule Early Development of CPM Schedule Identified Sequencing Identified Sequencing Incorporated Peak Times Incorporated Peak Times Sequenced MOPOs Sequenced MOPOs
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OWNER CHALLENGES - LEGAL Contract Vehicle Contract Vehicle State Standard Contract vs. CMAA vs. AIA Prequalification Process Prequalification Process State Statute Requirements Criteria to Prequalify Target Audience for the Process
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OWNER CHALLENGES – M/WBE Disparity Study Disparity Study Hispanic Participation - Goal Achievement Setting of Goals Setting of Goals GMP Estimate or Trade Packages Bid Responsiveness Bid Responsiveness Prequalification vs. Bids HUB Understanding of Formal Bid Process HUB Understanding of Formal Bid Process
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OWNER CHALLENGES – M/WBE (CONT.) Mentor – Protégé Mentor – Protégé City Procedure Goal Achievement New Process for Evaluating Good Faith New Process for Evaluating Good Faith CM Level and Sub-Tier Level Mandatory Prequalification Mandatory Prequalification Participation Responsiveness Education
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OWNER CHALLENGES - DESIGN Design Completion Level Design Completion Level 60% Townsend vs. 90% TZO Self-Performance Self-Performance State Statute Team Cohesiveness Team Cohesiveness Experience Receptiveness to Feedback Design Review Process Design Review Process Constructability and VE
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GMP Finalization / Sub-Contract Execution GMP Finalization / Sub-Contract Execution Budgeting Value Engineering Construction Phase Construction Phase NTP and Duration NEXT STEPS
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M/WBE Understanding M/WBE Understanding Budgeting / Value Engineering Budgeting / Value Engineering Prequalification Process Prequalification Process Staff Understanding of CMAR Process Staff Understanding of CMAR Process Educate Key Departments / Staff Develop Procedures to Support Delivery Method KEY TAKEAWAYS
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QUESTIONS?
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