JJMN BRIDGES

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JJMN BRIDGES

• RQAW Corporation

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• Presented by
• Michael Phillips CAD Technician
• Jeremy Kashman Project Engineer
• Jared Lesser Junior Engineer
• Nick Harden Junior Engineer

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Project DescriptionDesign RequirementsProject
ApproachScheduling/Consultant Fee
Outline
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Project Description

• RQAW Corporation
• 2 Existing Bridges
• Replacement Bridges

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Existing Bridge 1Structure Number 20-71-2208A

• Spans Over Railroad
• Steel Exterior Beams
• Continuous Concrete Interior Beams
• Spalling Piers at End of Beams
• Cracked and Heaved Slope Wall
• Currently Being Demolished

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Existing Bridge 2Structure Number 20-71-2208B

• Spans Over Railroad
• Simply Supported Concrete Beams
• Girders are Extremely Deteriorated
• Poor Substructure with Exposed Rebar
• Currently Being Demolished

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Objectives

• Site Assessment
• Devise a Traffic Maintenance Plan
• Structural Design of New Bridges
• Foundations
• Piers
• Superstructure
• CAD Drawings

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Design Requirements
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Pre-Engineering Report

• Cost Analysis
• Traffic Maintenance Plan
• Bridge Inspections
• Utilities

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Final Design Report

• Finished Set of Drawings
• Quantity Takeoff
• Cost Estimate
• Screed Elevations

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Specifications

• INDOT
• Special Toll Road Loading
• Railroad Clearances
• Environmental

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Project Approach
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Codes and Regulations

• Railroad
• INDOT
• AASHTO

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Site Assessment

• Topography
• Allowable soil bearing pressure
• Drainage
• Erosion control

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Traffic Maintenance
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Bridge Design

• Substructure
• Foundation design
• Slope design
• Superstructure
• Deck design
• Barriers

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Project Cost Estimate

• Demolition
• Earthwork
• Materials
• Construction and equipment
• Life-cycle

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Schedule/Consulting Fee
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Schedule
Geotechnical Design
Traffic Maintenance Plan
Structural Design
Cost Estimate
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Geotechnical Design/Traffic Control

• Topographical Survey
• Foundation Design
• Erosion Control Plan
• Traffic Control

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Structural Design

• Loading Analysis
• Member Design
• Design Review

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Cost Estimate

• Site Demolition
• Material
• Construction
• Maintenance

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Consulting Fee
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Project DescriptionDesign RequirementsProject
ApproachScheduling/Consultant Fee
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JJMN BRIDGES