ADA CONSTRUCTION ISSUES BILLF

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ADA Ramp Design & Construction Issues: 

ADA Ramp Design & Construction Issues 2006 Highways and Engineering Conference

Objectives: 

Objectives Share Recent Experiences In: Contract Administration Design Changes After Award Contractor Concerns & Claims Ramp Designs Retro-Fit Challenges Topography Surveys

Project:: 

Project: CM 0204(4) 4th-Hickory to R/R Xing- Anaconda Cold Milling, PMS Overlay, Seal & Cover, Sidewalk, and Curb & Gutter

ADA Ramp Detail 4th- Hickory- Anaconda : 

ADA Ramp Detail 4th- Hickory- Anaconda

ADA Ramp Detail 4th- Hickory- Anaconda : 

ADA Ramp Detail 4th- Hickory- Anaconda

Contractor Claim: 

Contractor Claim Contractor Submits Claim Resulting From MDT Design Changes Claims MDT Changed Sequence of Operations Requiring Extra Work One Size Fits All Mentality Outcome- MDT Settled The Claim at The District Level Agreed to Additional Costs Per Radius Additional Contract Time

Contractor Claim: 

Contractor Claim Contributing Factors- Subcontractor New to Business Unfamiliar With ADA Retro-Fit Type Work Ramp Design Changes Post Award Scenario Could Effect Apparent Low Bid Topography Survey & Plan Details

Slide10: 

< 36” >

Recommendations: 

Recommendations Carefully Consider Design Changes After Award Negotiating Terms, Lack of Competition Claims Preliminary Survey Considerations Topography Drainage, Curb Configuration Whenever Practical Designer Visits Project

Recommendations: 

Recommendations Design Details All or None Develop Design Specialists (e.g. Geometrics) Communication Prelim. Survey Request Requires Photo Log Coordination Increase Plan Checkers Awareness to Help Identify Potential Concerns

Example Detail- Geyser to Park-Livingston: 

Example Detail- Geyser to Park-Livingston

Example Detail- Geyser to Park-Livingston: 

Example Detail- Geyser to Park-Livingston

Geyser to Park-Livingston: 

Geyser to Park-Livingston

Slide22: 

That’s It! Thank You!