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
From Local City streets…
… to Interstate Highways
The Primary Goal Provide safe transportation facilities to effectively move people and goods
The Primary Goal Provide safe transportation facilities to effectively move people and goods
“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
Roadway Classification Expressway Arterial Collector Local
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
Plans Follow the Direction
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
Site Safety Keeping the Site Safe Keeps your Company Working
Surveying & Staking Make sure you put it where it belongs… …at the proper elevation
Clearing & Grubbing
Demolition CompletePartial Sometimes you have to get rid of the old first
Earthwork Sometimes the Earthwork is in the Dirt…
Earthwork …and Sometimes the Earthwork is in the Rock
Base Course Stabilizing the grade with a layer crushed untreated or treated gravel provides increased integrity for the surfacing
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
Asphalt Paving
Cement Concrete Paving
Bridging the Gap
Bridge Objective Connecting Point A with Point B Keeps the feet dry and the tires out of the water
Bridge Objective Connecting Point A with Point B Saves us from the long journey
Bridge Objective Connecting Point A with Point B Provide safe passage
Bridge Objective Connecting Point A with Point B Clear the obstacle
Basic Bridge Types Beam Bridges Cantilever Bridges Arch Bridges Suspension Bridges Cable Stayed Bridges Truss Bridges
Build it Safe It’s not what it used to be It’s much better
Surveying & Staking Make sure you align it… …at the proper elevation
Demolition CompletePartial Sometimes you have to get rid of the old first
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
Pier Structures What’s the hold up?
Abutments Where the Bridge meets the Road
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
Bridge Beams & Boxes
More Beams & Boxes
Common Steel Bridge Types ▪M▪Multi-Girder ▪S▪Stringer/Floor Beam System ▪T▪Trusses ▪C▪Cable Supported ▪M▪Moveable Spans
Decking the Bridge
Safety Features Keep them on the bridge Groove the deck for traction Bridge Rail Pedestrian Rail
Any Questions?
Thank You