CONCEPTUAL BASELINE ALIGNMENT

Transcription

1 BRIDGE ABUTMENT CONCEPTUAL BASELINE ALIGNMENT EXISTING RIGHT OF WAY, TYP. BELLA BELLA DR 3RD AVE REGION NO. 10 PROPOSED FOX ISLAND BRIDGE STATE WASH. FEDERAL AID PROJECT NO. SHEET NO. EXH-01 TOTAL SHEETS BRIDGE ABUTMENT R BELL A VIS Option A BELLA BELLA DR FI B 3RD AVE TA D R FI PROPOSED FOX ISLAND BRIDGE W AR RE CT D R 3 REGION NO. 10 RE Option B N FOX ISLAND BRIDGE TYPE, SIZE, AND LOCATION STUDY Pierce County PROPOSED FOX ISLAND BRIDGE Public Works Tacoma Mall Office Building 4301 South Pine Street, Suite 628 Tacoma, Washington RIGHT OF WAY ACQUISITION An APWA Accredited Agency STATE WASH. FEDERAL AID PROJECT NO. SHEET NO. EXH-02 TOTAL SHEETS EXISTING RIGHT OF WAY (TYP.) R DR NW Know what's below. Call before you dig. GIG HARBOR APPROACH FOX ISLAND APPROACH TH NOR BELLA BELLA DR FI EXISTING FOX ISLAND BRIDGE FOX ISLAND BRIDGE TYPE, SIZE, AND LOCATION STUDY SHOR Pierce County Public Works D FI E BLV RIGHT OF WAY ACQUISITION LA BEL Tacoma Mall Office Building 4301 South Pine Street, Suite 628 Tacoma, Washington VIS TA An APWA Accredited Agency DR FI WA WORKING\SEA\D \FOX_ISLAND - RAB.DWG Layout Tab: PLAN ND_DE.DWG / FOXISLAND_BA.DWG / FOXISLAND_DE-RAB.DWG 016 Time: 04:44:52 PM Plo ed by: CFRENCH 3R FI Drawing: C:\PWWORKING\SEA\D \FOX_ISLAND - PP.DWG Layout Tab: PLAN Xrefs: FOXISLAND_DE.DWG / FOXISLAND_BA.DWG Date: 07/12/2016 Time: 04:46:29 PM Plo ed by: CFRENCH VE DA EXISTING RIGHT OF WAY (TYP.) EN DR NW FORD DR NW D 3R CT FI Pierce County DESIGNED BY: C. FRENCH SURVEYED BY: PIERCE CO. DRAWN BY: C. FRENCH DATE SURVEYED: CHECKED BY: R. RICHARDSON DATE PLOTTED: July 12, 2016 Public Works NO. DATE REVISION BY APPROVED Tacoma Mall Office Building 4301 South Pine Street, Suite 628 Tacoma, Washington CHECKED BY: Public Works CHECKED BY: REVIEWED BY: APPROVED BY: FOX ISLAND BRIDGE TYPE, SIZE, AND LOCATION STUDY An APWA Accredited Agency FOX ISLAND BRIDGE TYPE, SIZE, AND LOCATION STUDY APPROVED BY: REVIEWED BY: DATE BRIAN D. STACY, P.E. Pierce County SURVEYED BY: RR BOAT LAUNCH PROPOSED FOX ISLAND BRIDGE DESIGNED BY: NW EXISTING FOX ISLAND BRIDGE W AR DR FI FI PROPOSED FOX ISLAND BRIDGE AVE 3RD N EXISTING FOX ISLAND BRIDGE BOAT LAUNCH BRIDGE ABUTMENT Drawing: C:\PWWORKING\SEA\D \FOX_ISLAND - RW.DWG Layout Tab: RW PLAN (NO_HATCH) Xrefs: FOXISLAND_DE.DWG / FOXISLAND_BA.DWG Date: 07/12/2016 Time: 04:48:25 PM Plo ed by: CFRENCH Call before you dig. DR NW EXISTING RIGHT OF WAY, TYP. Know what's below. WARREN Drawing: C:\PWWORKING\SEA\D \FOX_ISLAND - RW.DWG Layout Tab: RW PLAN (NO_HATCH) Xrefs: FOXISLAND_DE.DWG / FOXISLAND_BA.DWG Date: 07/12/2016 Time: 04:48:25 PM Plo ed by: CFRENCH BRIDGE ABUTMENT PLAN AND PROFILE

2 BRIDGE REHABILITATION GIRDERS AND DECK NORTH Bridge Plan ESTIMATED PROJECT COST $13M*

3 BRIDGE REHABILITATION WHAT DOES IT LOOK LIKE? EPOXY CRACK INJECTION MODIFIED CONCRETE OVERLAY FIBER REINFORCED POLYMER (FRP) STRENGTHENING Photo Courtesy of ChemCo Systems Photo Courtesy of MIddletown Times Herald - Record Photo Courtesy of GOMACO Photo Courtesy of STRUCTURE Magazine Photo Courtesy of Kriton Photo Courtesy of GOMACO Photo Courtesy of Equipment World - Better Roads Photo Courtesy of Advanced Waterproof Solutions Photo Courtesy of Meyers & Sons Construction

4 BRIDGE REHABILITATION & RETROFIT GIRDERS, DECK, FOUNDATIONS, COLUMNS, AND CROSSBEAMS NORTH Bridge Plan PARTIALLY ESTIMATED PROJECT COST $60M*

5 PIER RETROFIT PROCESS FOUNDATIONS, COLUMNS, AND CROSSBEAMS STAGE 1 BUILD NEW SHAFTS, COLUMNS AND CROSSBEAMS STAGE 2 REMOVE UPPER PORTION OF EXISTING PIER STAGE 3 COMPLETED PIER RETROFIT EXISTING BRIDGE EXISTING BRIDGE EXISTING BRIDGE NEW CROSSBEAM NEW CROSSBEAM NEW CROSSBEAM REMOVE INFILL WALL AND COLUMNS NEW COLUMN (TYP.) NEW COLUMN (TYP.) NEW COLUMN (TYP.) HIGH TIDE HIGH TIDE HIGH TIDE NEW SHAFT TYP. NEW SHAFT TYP. NEW SHAFT TYP. APPROX. EXISTING GROUND APPROX. EXISTING GROUND APPROX. EXISTING GROUND

6 ALTERNATIVE 1 PRECAST PRESTRESSED CONCRETE GIRDER See Detail PEDESTRIAN RAILING BRIDGE RAILING TYPE BP (TYP.) TRAFFIC BARRIER (TYP.) PIER 11 PIER 10 NAVIGATION CHANNEL 60-FT APPROX. VERTICAL CLEARANCE TRAFFIC BARRIER HIGH TIDE HIGH TIDE 188-FT Elevation Detail Typical Section at Piers ESTIMATED PROJECT COST $146M*

7 ALTERNATIVE 2 HAUNCHED PRECAST PRESTRESSED CONCRETE SPLICED GIRDER See Detail NAVIGATION CHANNEL TRAFFIC BARRIER 60-FT APPROX. VERTICAL CLEARANCE TRAFFIC BARRIER (TYP.) PIER 8 PIER 7 PEDESTRIAN RAILING BRIDGE RAILING TYPE BP (TYP.) HIGH TIDE HIGH TIDE 321-FT Elevation Detail Typical Section at Piers ESTIMATED PROJECT COST $127M*

8 ALTERNATIVE 3 PRECAST CONCRETE SEGMENTAL BOX GIRDER See Detail BRIDGE RAILING TYPE BP (TYP.) NAVIGATION CHANNEL TRAFFIC BARRIER 60-FT APPROX. VERTICAL CLEARANCE TRAFFIC BARRIER (TYP.) PIER 8 PIER 7 PEDESTRIAN RAILING HIGH TIDE HIGH TIDE 321-FT CL SHAFT Elevation Detail CL SHAFT Typical Section at Piers ESTIMATED PROJECT COST $168M*

9 ALTERNATIVE 4 COMPOSITE STEEL PLATE GIRDER See Detail NAVIGATION CHANNEL TRAFFIC BARRIER TRAFFIC BARRIER (TYP.) PIER 8 PIER 7 PEDESTRIAN RAILING BRIDGE RAILING TYPE BP (TYP.) New NY Bridge Approach Spans, Photo Credit: New York State Thruway Authority 60-FT APPROX. VERTICAL CLEARANCE HIGH TIDE HIGH TIDE 321-FT Elevation Detail Typical Section at Piers ESTIMATED PROJECT COST $155M* New NY Bridge Approach Spans, Photo Credit: New York State Thruway Authority

10 BENEFIT / COST COMPARISON JULY 2016 Rehabilitation Rehabilitation & Retrofit New Bridge (Alternative 2) Improved Sufficiency Rating Remove Load Posting Improved Seismic Resilience Improved Marine Vessel Clearance Reduced Maintenance Improved Sidewalk 1 Improved Shoulders 1 Improved Lane Width 1 Highest Benefit Moderate Benefit No Benefit Design Life (Years) 15 15/75 75 Estimated Initial Project Cost $13M $60M $127M Additional Project Cost at 15 Years 2 $229M 4 $112M 3 $0 Adjusted Estimated Project Cost $242M $172M $127M 1 If future improvements are made -- and at additional cost, included in Additional Project Cost at 15 Years 2 Assuming 4% annual inflation 3 Assuming $62M for Superstructure Replacement in 2016 dollars 4 Assuming $127M for New Bridge (Alternative 2) in 2016 dollars