Project Development Process (PDP) Structures

PDP – Three Project Levels Major Project ~ 14 Steps Major Project ~ 14 Steps Minor Project ~ 10 Steps Minor Project ~ 10 Steps Minimal Project ~ 5 Steps Minimal Project ~ 5 Steps

PDP - Major Project Level Major Investment Study Major Investment Study New interchange New interchange Multiple alternatives Multiple alternatives Corridor type projects Corridor type projects Large amounts of ROW Large amounts of ROW Highway on new location Highway on new location

Major PDP ~ Step 1 PDP Step Structural Involvement StagedReviewSubmission Work with Stakeholders to understand problems, needs and goals NoneNone

Major PDP ~ Step 2 PDP Step Structural Involvement StagedReviewSubmission Conduct Research and Technical Studies Identify points of concern that could cause revisions to the scope of work, schedule and budget. Identify points of concern that could cause revisions to the scope of work, schedule and budget. (e.g. geologic hazards, FEMA flood zone impacts, part width construction on existing bridges) (e.g. geologic hazards, FEMA flood zone impacts, part width construction on existing bridges) (See Checklist – PDP App. H) (See Checklist – PDP App. H) Red Flag Summary

Major PDP ~ Steps 3, 4 & 5 PDP Step Structural Involvement StagedReviewSubmission 3 Identify and evaluate conceptual alternative solutions Collect existing bridge plans and soil boring information. Collect existing bridge plans and soil boring information. Identify potential bridge locations and determine FEMA flood zones. Identify potential bridge locations and determine FEMA flood zones.None 4 Develop Strategic Plan None 5 Develop Conceptual Alternatives ConceptualAlternativesStudy

Major PDP ~ Step 6 PDP Step Structural Involvement StagedReviewSubmission Refine Feasible Alternatives Prepare MOT Alternatives Analysis Prepare MOT Alternatives Analysis Determine limits of geologic hazards and if necessary perform preliminary subsurface exploration. Determine limits of geologic hazards and if necessary perform preliminary subsurface exploration. Identify bridge and culvert locations. Identify bridge and culvert locations. Identify potential retaining wall locations and document issues. Identify potential retaining wall locations and document issues. Identify potential noise wall locations and document issues. Identify potential noise wall locations and document issues. Value Engineering Study Value Engineering Study Assessment of Feasible Alternatives

Major PDP ~ Step 7 PDP Step Structural Involvement StagedReviewSubmission Develop Preferred Alternative Perform field surveys Perform field surveys Perform subsurface investigation Perform subsurface investigation Prepare Structure Type Study Prepare Structure Type Study Prepare Retaining Wall Justification Prepare Retaining Wall Justification Prepare Noise Wall Justification Prepare Noise Wall Justification Prepare Pedestrian Overpass Justification Prepare Pedestrian Overpass Justification Preferred Alternative Verification Study 1, 2 1 Projects with non-standard railing types, non-redundant designs and fracture critical members require OSE approval 2 Prefabricated structure types require OSE approval

Major PDP ~ Step 8 PDP Step Structural Involvement StagedReviewSubmission Prepare environmental clearance and develop Stage 1 design plans Obtain additional soil borings if necessary and complete subsurface investigation. Obtain additional soil borings if necessary and complete subsurface investigation. Bridge Preliminary Design Report Bridge Preliminary Design Report Complete retaining wall preliminary design Complete retaining wall preliminary design Obtain Local Flood Plain Coordinator approval Obtain Local Flood Plain Coordinator approval Value Engineering Study Value Engineering Study Stage 1 Detailed Design

Major PDP ~ Step 9 PDP Step Structural Involvement StagedReviewSubmission Develop Stage 2 Design Plans Prepare culvert, bridge, retaining wall and noise wall plans Prepare culvert, bridge, retaining wall and noise wall plans Stage 2 Detailed Design 3, 4 3 Projects with non-redundant designs & fracture critical members require OSE approval 4 Projects with special designs for prefabricated structure types require OSE approval

Major PDP ~ Step 10 PDP Step Structural Involvement StagedReviewSubmission Complete Right-of-Way plan and begin acquisition None Final R/W Plans and Tracings

Major PDP ~ Step 11 PDP Step Structural Involvement StagedReviewSubmission Develop Stage 3 design plans Complete culvert, bridge, retaining wall and noise wall plans Stage 3 Detailed Design

Major PDP ~ Steps 12, 13 & 14 PDP Step Structural Involvement StagedReviewSubmission 12 Prepare final plan package Prepare LD-4 Estimating Form Final Tracings 13 Award contract As needed None 14 Construct Project As needed None

PDP - Minor Project Level Bridge replacements, resurfacing (with drainage), and safety projects Bridge replacements, resurfacing (with drainage), and safety projects Projects may include ROW, utility relocations Projects may include ROW, utility relocations

Minor PDP ~ Step 1 PDP Step Structural Involvement StagedReviewSubmission Develop Purpose and Need Identify points of concern that could cause revisions to the scope of work, schedule and budget. Identify points of concern that could cause revisions to the scope of work, schedule and budget. (e.g. geologic hazards, FEMA flood zone impacts, part width construction on existing bridges) (e.g. geologic hazards, FEMA flood zone impacts, part width construction on existing bridges) (See Checklist – PDP App. H) (See Checklist – PDP App. H) Red Flag Summary

Minor PDP ~ Step 2 PDP Step Structural Involvement StagedReviewSubmission Determine scope, schedule, budget NoneNone

Minor PDP ~ Step 3 PDP Step Structural Involvement StagedReviewSubmission Perform environmental analysis and begin preliminary engineering Collect existing bridge plans and soil borings Collect existing bridge plans and soil borings Perform field surveys Perform field surveys Determine limits of geologic hazards and perform subsurface investigation as necessary Determine limits of geologic hazards and perform subsurface investigation as necessary Prepare Structure Type Study Prepare Structure Type Study Determine potential locations of retaining walls and prepare Retaining Wall Justification Determine potential locations of retaining walls and prepare Retaining Wall Justification Prepare MOT Alternatives Analysis for IR & IR look-alikes Prepare MOT Alternatives Analysis for IR & IR look-alikes Prepare Noise Wall Justification Prepare Noise Wall Justification Prepare Overpass Justification Prepare Overpass Justification Minor Preliminary Engineering Study 1, 2 1 Projects with non-standard railing types, non-redundant designs and fracture critical members require OSE approval 2 Prefabricated structure types require OSE approval

Minor PDP ~ Step 4 PDP Step Structural Involvement StagedReviewSubmission Prepare Environmental clearance and develop Stage 1 Design Plans Obtain additional soil borings if necessary and complete subsurface investigation. Obtain additional soil borings if necessary and complete subsurface investigation. Bridge Preliminary Design Report Bridge Preliminary Design Report Complete retaining wall preliminary design Complete retaining wall preliminary design Obtain Local Flood Plain Coordinator approval Obtain Local Flood Plain Coordinator approval Stage 1 Detailed Design

Minor PDP ~ Step 5 PDP Step Structural Involvement StagedReviewSubmission Develop Stage 2 Design Plans Prepare culvert, bridge, retaining wall and noise wall plans Prepare culvert, bridge, retaining wall and noise wall plans Preliminary R/W Plans Preliminary R/W Plans Stage 2 Detailed Design 3, 4 Stage 2 Detailed Design 3, 4 3 Projects with non-redundant designs and fracture critical members require OSE approval 4 Projects with special designs for prefabricated structure types require OSE approval

Minor PDP ~ Step 6 PDP Step Structural Involvement StagedReviewSubmission Complete right- of-way plan and begin acquisition NoneNone

Minor PDP ~ Step 7 PDP Step Structural Involvement StagedReviewSubmission Develop Stage 3 Design Plans Complete culvert, bridge, retaining wall and noise wall plans Stage 3 Detailed Design

Minor PDP ~ Steps 8, 9 & 10 PDP Step Structural Involvement StagedReviewSubmission 8 Prepare final plan package Prepare LD-4 Estimating Form Final Tracings 9 Award contract As needed None 10 Construct Project As needed None

PDP - Minimal Project Level Minor rehabilitation projects that do not alter highway cross section or geometry Minor rehabilitation projects that do not alter highway cross section or geometry No ROW No ROW Minimal impacts to utilities Minimal impacts to utilities No impacts to environmental resources No impacts to environmental resources Examples: bridge painting, deck overlays, scupper installations, barrier facings, concrete sealing, partial depth repairs, etc…

Minimal PDP ~ Step 1 PDP Step Structural Involvement StagedReviewSubmission Determine Scope, Schedule and Budget Identify points of concern that could cause revisions to the scope of work, schedule and budget. Identify points of concern that could cause revisions to the scope of work, schedule and budget. (See Checklist – PDP App. H) (See Checklist – PDP App. H) Red Flag Summary

Minimal PDP ~ Step 2 PDP Step Structural Involvement StagedReviewSubmission Develop Stage 3 Design Plans Complete culvert, bridge, retaining wall and noise wall plans Stage 3 Detailed Design

Minimal PDP ~ Steps 3, 4 & 5 PDP Step Structural Involvement StagedReviewSubmission 3 Prepare final plan package Prepare LD-4 Estimating Form Final Tracings 4 Award contract As needed None 5 Construct Project As needed None

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