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Highways/BridgesHighways/Bridges American Bar Association Forum on the Construction Industry American Bar Association Forum on the Construction Industry Presented By: John Doe Your Engineering Group, Inc, Prepared By: Vincent Martinez VITAL Consulting Group, LLC Infrastructure Civil Works Projects for Lawyers
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From Local City streets…
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… to Interstate Highways
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The Primary Goal Provide safe transportation facilities to effectively move people and goods
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The Primary Goal Provide safe transportation facilities to effectively move people and goods
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“10 Commandment” For a Good Road 1.Get Water Away from the Road 2.Build on a Firm Foundation 3.Use the Best Soils Available 4.Place & Compact the Soils Well 5.Design for Winter Maintenance 6.Build for Traffic Loads & Traffic Volumes 7.Pace only those Roads that are Ready 8.Build it from the Bottom Up 9.Maintain to Protect Your Investment 10.Keep Good Records
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Roadway Classification Expressway Arterial Collector Local
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Design Control ▪S▪Speed ▪V▪Vehicle Type ▪T▪Traffic Volume ▪T▪Traffic Capacity ▪T▪Transit Activity ▪P▪Pedestrian Usage ▪P▪Parking Needs ▪A▪Access ▪I▪Intersections ▪D▪Drainage Analyze/Identify the purpose and need of the roadway
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Plans Follow the Direction
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Specifications Follow the Instructions: TThey tell you how to build it TThey tell you what to build it with TThey tell you when to build it TThey tell you how to get paid for building it TThey tell you what to do when something fails TThey tell you when your done
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Site Safety Keeping the Site Safe Keeps your Company Working
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Surveying & Staking Make sure you put it where it belongs… …at the proper elevation
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Clearing & Grubbing
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Demolition CompletePartial Sometimes you have to get rid of the old first
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Earthwork Sometimes the Earthwork is in the Dirt…
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Earthwork …and Sometimes the Earthwork is in the Rock
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Base Course Stabilizing the grade with a layer crushed untreated or treated gravel provides increased integrity for the surfacing
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Surface Course Asphalt Surfacing ▪W▪Well Graded Aggregates ▪B▪Bituminous Asphalt Binder ▪H▪Hot Placed & Compacted ▪F▪Flexible Pavement Concrete Surfacing ▪W▪Well Graded Aggregates ▪P▪Portland Cement Binder ▪S▪Slipped or Formed ▪R▪Ridged Pavement
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Asphalt Paving
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Cement Concrete Paving
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Bridging the Gap
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Bridge Objective Connecting Point A with Point B Keeps the feet dry and the tires out of the water
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Bridge Objective Connecting Point A with Point B Saves us from the long journey
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Bridge Objective Connecting Point A with Point B Provide safe passage
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Bridge Objective Connecting Point A with Point B Clear the obstacle
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Basic Bridge Types Beam Bridges Cantilever Bridges Arch Bridges Suspension Bridges Cable Stayed Bridges Truss Bridges
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Build it Safe It’s not what it used to be It’s much better
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Surveying & Staking Make sure you align it… …at the proper elevation
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Demolition CompletePartial Sometimes you have to get rid of the old first
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Foundation Pile Driven, Drilled Shaft and Spread Footing are Just some types but, without a solid foundation you won’t have a bridge for long
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Pier Structures What’s the hold up?
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Abutments Where the Bridge meets the Road
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Common Concrete Bridge Types ▪R▪Reinforced Concrete ▪C▪Cast-in-Place Post-Tensioned ▪P▪Precast Pre-tensioned ▪H▪Hybrid (Combinations) ▪S▪Spliced Girder ▪P▪Precast Post-Tensioned Segmental
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Bridge Beams & Boxes
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More Beams & Boxes
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Common Steel Bridge Types ▪M▪Multi-Girder ▪S▪Stringer/Floor Beam System ▪T▪Trusses ▪C▪Cable Supported ▪M▪Moveable Spans
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Decking the Bridge
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Safety Features Keep them on the bridge Groove the deck for traction Bridge Rail Pedestrian Rail
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Any Questions?
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Thank You
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