Scope: Rehabilitation of the bridge carrying NH Route 12 over NHRR, bridge replacement of the bridge carrying NH 12 over S Branch Ashuelot River. Addendum 1

Information Report
TROY
40371, 40370
X-A004(374) , X-A004(373)
County: CHESHIRE
Date Bids Open: 4/9/2026
Scope of Work: Rehabilitation of of the bridge (Br No 096/091) carrying NH Route 12 over NHRR
(ABD); Bridge Replacement of bridge carrying NH 12 over S Branch Ashuelot River
(Br No 089/114)
Location: NH Route 12; NH Route 12
Completion Date: 5/11/2029
Proposal Guarantee: 5% of bid amount
Item Item Estimated
Number Description Unit Quantity
TROY 40371
Troy 40371
201.1 CLEARING AND GRUBBING (F) A 0.15
202.31 FILL ABANDONED PIPE CY 5.00
202.41 REMOVAL OF EXISTING PIPE 0-24" DIAMETER LF 30.00
202.7 REMOVAL OF GUARDRAIL LF 305.00
203.1 COMMON EXCAVATION CY 940.00
203.11 COMMON EXCAVATION - LRS CY 140.00
203.2 ROCK EXCAVATION CY 55.00
203.382 REHANDLING AND TRANSPORTING LRS CY 140.00
203.5525 PORTABLE CHANGEABLE MESSAGE SIGN PLATFORM U 2.00
203.5572 EAGRT PLATFORM ALTERNATE, TL 2 - 25' U 1.00
203.6 EMBANKMENT-IN-PLACE (F) CY 140.00
206.1 COMMON STRUCTURE EXCAVATION CY 50.00
206.2 ROCK STRUCTURE EXCAVATION CY 5.00
209.201 GRANULAR BACKFILL (BRIDGE) (F) CY 350.00
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209.61 LIGHTWEIGHT AGGREGATE BACKFILL CY 1,050.00
214. FINE GRADING U 0.50
304.2 GRAVEL (F) CY 290.00
304.3 CRUSHED GRAVEL (F) CY 630.00
304.35 CRUSHED GRAVEL FOR DRIVES CY 40.00
403.11023 HBP-3/4" BINDER MIX, MACHINE METHOD TON 400.00
403.11043 HBP-1/2" SURFACE MIX, MACHINE METHOD TON 200.00
403.12 HBP-HAND METHOD TON 40.00
403.16 PAVEMENT JOINT ADHESIVE LF 1,300.00
403.19 HBP-TEMPORARY TON 120.00
403.21053 HBP-3/8" MIX, MACHINE METHOD (BRIDGE BASE) TON 16.00
403.26 PAVEMENT JOINT ADHESIVE (BRIDGE BASE) LF 230.00
410.22 ASPHALT EMULSION FOR TACK COAT GAL 180.00
417. COLD PLANING BITUMINOUS SURFACES SY 925.00
501.21 TEMPORARY FOOT BRIDGE INCLUDING APPROACHES U 1.00
502.102 REMOVAL OF EXISTING BRIDGE STRUCTURE U 1.00
503.205 COFFERDAMS U 1.00
503.206 COFFERDAMS U 1.00
503.305 COFFERDAMS WITH SHEETING LEFT-IN-PLACE U 1.00
503.306 COFFERDAMS WITH SHEETING LEFT-IN-PLACE U 1.00
504.1 COMMON BRIDGE EXCAVATION (F) CY 2,500.00
504.2 ROCK BRIDGE EXCAVATION CY 180.00
508. STRUCTURAL FILL CY 100.00
510.111 MOBILIZATION AND DEMOBILIZATION OF MICROPILE U 1.00
DRILLING EQUIPMENT
510.2 PILE LOADING TESTS EA 1.00
510.616 FURNISHING AND INSTALLING MICROPILE PERMANENT LF 450.00
CASING
510.618 FURNISHING AND INSTALLING MICROPILE CENTRAL LF 500.00
REINFORCEMENT
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510.721 DRILLING AND GROUTING MICROPILES LF 500.00
512.01 PREPARATION FOR CONCRETE REPAIRS, CLASS I SY 3.00
512.02 PREPARATION FOR CONCRETE REPAIRS, CLASS II SY 3.00
520.02012 CONCRETE CLASS AA, ABOVE FOOTINGS CY 1.00
(ABUT/WALL/PIER REPAIR)
520.0302 CONCRETE CLASS AA APPROACH SLABS (QC/QA) (F) CY 110.00
520.12 CONCRETE CLASS A, ABOVE FOOTINGS (F) CY 450.00
520.2 CONCRETE CLASS B CY 180.00
520.7002 CONCRETE BRIDGE DECK (QC/QA) (F) CY 160.00
534.3 WATER REPELLENT (SILANE/SILOXANE) GAL 45.00
538.2 BARRIER MEMBRANE, PEEL AND STICK - VERTICAL SY 70.00
SURFACES (F)
538.6 BARRIER MEMBRANE, HEAT WELDED - MACHINE SY 300.00
METHOD (F)
544.11 REINFORCING STEEL- MECHANICAL CONNECTORS (F) LB 460.00
544.2 REINFORCING STEEL, EPOXY COATED (F) LB 61,500.00
544.3 REINFORCING STEEL (CONTRACTOR DETAILED) LB 68,700.00
544.31 REINFORCING STEEL, EPOXY COATED (CONTRACTOR LB 61,500.00
DETAILED)
544.7 SYNTHETIC FIBER REINFORCEMENT LB 600.00
547. SHEAR CONNECTORS (F) EA 1,610.00
548.21 ELASTOMERIC BEARING ASSEMBLIES (F) EA 11.00
548.22 ELASTOMERIC BEARING ASSEMBLIES (F) EA 22.00
550.1 STRUCTURAL STEEL (F) LB 113,000.00
559.41 ASPHALTIC PLUG FOR CRACK CONTROL (F) LF 57.00
561.1001 PREFABRICATED STRIP SEAL EXPANSION JOINT (F) LF 81.00
562.1 SILICONE JOINT SEALANT (F) LF 85.00
563.233 BRIDGE RAIL T3 WITH SNOW SCREENING LF 363.00
565.232 BRIDGE APPROACH RAIL T3 (STEEL POSTS) U 1.00
565.2401 BRIDGE APPROACH RAIL T4 (FULL HEIGHT) LF 9.00
585.21 STONE FILL, CLASS B (BRIDGE) CY 80.00
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585.3 STONE FILL, CLASS C CY 2.00
593.411 GEOTEXTILE; PERM CONTROL CL.1, NON-WOVEN SY 630.00
603.00212 12" R.C. PIPE, 2000D LF 180.00
603.36115 15" ALUMINIZED STEEL END SECTION EA 1.00
604.0007 POLYETHYLENE LINER EA 2.00
604.324 DRAINAGE MANHOLES, 4-FOOT DIAMETER U 4.00
604.4 RECONSTRUCTING/ADJUSTING CATCH BASIN & DROP LF 4.00
INLET
604.51 RECONSTRUCTING/ADJUSTING SEWER MANHOLES LF 2.00
604.52 RECONSTRUCTING/ADJUSTING DRAINAGE MANHOLES LF 2.00
604.62 DRAINAGE MANHOLE COVERS AND FRAMES EA 1.00
604.72 GRATES & FRAMES, TYPE B EA 2.00
605.906 6" PIPE UNDERDRAIN (CONTRACTORS OPTION) LF 240.00
606.12551 BEAM GUARDRAIL (TERMINAL UNIT TYPE EAGRT, TL 2 - U 1.00
25') (STEEL POST)
606.18001 31" W-BEAM GUARDRAIL WITH 8" OFFSET BLOCK LF 13.00
(STEEL POST)
606.417 PORTABLE CONCRETE BARRIER FOR TRAFFIC LF 90.00
CONTROL
606.41741 PORTABLE CONCRETE BARRIER FOR TRAFFIC LF 420.00
CONTROL - BRIDGE
606.9522 TEMP. IMPACT ATTENUATION DEVICE (NON- U 1.00
REDIRECTIVE) TEST LEVEL 2
608.12 2" BITUMINOUS SIDEWALK (F) SY 8.00
608.24 4" CONCRETE SIDEWALK (F) SY 390.00
608.54 DETECTABLE WARNING DEVICES, CAST IRON SY 6.00
609.01 STRAIGHT GRANITE CURB LF 570.00
615.0301 TRAFFIC SIGN TYPE C SF 35.00
615.033 REMOVING TRAFFIC SIGN, TYPE C U 1.00
615.034 RELOCATING TRAFFIC SIGN, TYPE C U 5.00
615.0601 TRAFFIC SIGN TYPE CC SF 8.00
616.172 PORTABLE TRAFFIC SIGNALS (PTS) SYSTEM U 1.00
618.61 UNIFORMED OFFICERS WITH VEHICLE $ 40,000.00
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618.7 FLAGGERS HR 640.00
619.1 MAINTENANCE OF TRAFFIC U 0.50
619.25 PORTABLE CHANGEABLE MESSAGE SIGN U 2.00
621.1 RETROREFLECTIVE MEDIAN BARRIER DELINEATOR EA 12.00
621.2 RETROREFLECTIVE BEAM GUARDRAIL DELINEATOR EA 1.00
621.32 DOUBLE DELINEATOR WITH POST EA 2.00
628.2 SAWED BITUMINOUS PAVEMENT LF 440.00
632.1104 PREFORMED RETROREFLECTIVE TAPE, TYPE I LF 2,800.00
(REMOVABLE) 4" LINE
632.1118 PREFORMED RETROREFLECTIVE TAPE, TYPE I LF 50.00
(REMOVABLE) 18" LINE
632.5104 PREFORMED RETROREFLECTIVE TAPE, LEVEL I, 4" LF 2,400.00
LINE
632.5106 PREFORMED RETROREFLECTIVE TAPE, LEVEL I, 6" LF 130.00
LINE
632.5112 PREFORMED RETROREFLECTIVE TAPE, LEVEL I, 12" LF 550.00
LINE
632.51184 PREFORMED RETROREFLECTIVE TAPE, LEVEL I, 18" LF 20.00
LINE (HOT INLAY)
632.911 OBLITERATE PAVE. MARKING LINE, 12" WIDE & UNDER LF 1,800.00
641. LOAM CY 100.00
643.21 FERTILIZER FOR REFERTILIZATION LB 270.00
645.3 EROSION STONE TON 55.00
645.512 COMPOST SOCK FOR PERIMETER BERM LF 1,600.00
645.531 SILT FENCE LF 1,220.00
645.611 BONDED FIBER MATRIX (BFM) LB 900.00
645.7 STORM WATER POLLUTION PREVENTION PLAN U 0.50
645.71 WATER QUALITY MONITORING, INSPECTION AND HR 144.00
REPORTING
645.75 COLD WEATHER STABILIZATION PLAN U 1.00
646.31 TURF ESTABLISHMENT WITH MULCH AND TACKIFIERS SY 1,500.00
647.1 HUMUS CY 70.00
670.045 CONSTRUCT AND REMOVE DIVERSION U 1.00
670.104 TEMPORARY PORTABLE LIGHTING U 2.00
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692. MOBILIZATION U 0.50
697.31 PROJECT OPERATIONS PLAN U 0.50
697.41 CRITICAL PATH METHOD (CPM) ELECTRONIC U 0.50
SCHEDULE
698.12 FIELD OFFICE TYPE B MON 20.00
698.2 PHYSICAL TESTING LABORATORY MON 20.00
699. MISCELLANEOUS TEMPORARY EROSION AND $ 15,000.00
SEDIMENT CONTROL
1008.262 ALTERATIONS AND ADDITIONS AS NEEDED - BRIDGE $ 10,000.00
INSPECTION - TRAFFIC CONTROL
1010.01 STEEL COST ADJUSTMENT $ 35,000.00
1010.15 FUEL ADJUSTMENT $ 40,000.00
1010.2 ASPHALT CEMENT ADJUSTMENT $ 5,000.00
1010.41 QUALITY CONTROL QUALITY ASSURANCE (QC/QA) FOR $ 20,000.00
CONCRETE
TROY 40370
Troy 40370
201.1 CLEARING AND GRUBBING (F) A 0.20
201.881 INVASIVE SPECIES CONTROL TYPE I SY 50.00
202.7 REMOVAL OF GUARDRAIL LF 320.00
203.1 COMMON EXCAVATION CY 740.00
203.11 COMMON EXCAVATION - LRS CY 410.00
203.2 ROCK EXCAVATION CY 24.00
203.382 REHANDLING AND TRANSPORTING LRS CY 410.00
203.5525 PORTABLE CHANGEABLE MESSAGE SIGN PLATFORM U 3.00
203.5572 EAGRT PLATFORM ALTERNATE, TL 2 - 25' U 3.00
203.6 EMBANKMENT-IN-PLACE (F) CY 120.00
206.1 COMMON STRUCTURE EXCAVATION CY 2.00
206.2 ROCK STRUCTURE EXCAVATION CY 2.00
207.3 UNCLASSIFIED CHANNEL EXCAVATION CY 230.00
209.201 GRANULAR BACKFILL (BRIDGE) (F) CY 1,300.00
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214. FINE GRADING U 0.50
304.2 GRAVEL (F) CY 430.00
304.3 CRUSHED GRAVEL (F) CY 300.00
304.32 CRUSHED GRAVEL FOR SHOULDER LEVELING TON 20.00
304.35 CRUSHED GRAVEL FOR DRIVES CY 110.00
403.11023 HBP-3/4" BINDER MIX, MACHINE METHOD TON 350.00
403.11043 HBP-1/2" SURFACE MIX, MACHINE METHOD TON 210.00
403.12 HBP-HAND METHOD TON 18.00
403.16 PAVEMENT JOINT ADHESIVE LF 800.00
403.19 HBP-TEMPORARY TON 300.00
403.21053 HBP-3/8" MIX, MACHINE METHOD (BRIDGE BASE) TON 15.00
403.26 PAVEMENT JOINT ADHESIVE (BRIDGE BASE) LF 165.00
410.22 ASPHALT EMULSION FOR TACK COAT GAL 200.00
417. COLD PLANING BITUMINOUS SURFACES SY 1,250.00
502.10123 REMOVAL AND DISPOSAL OF EXISTING BRIDGE SY 1.00
STRUCTURE (ACM - MISCELLANEOUS)
503.201 COFFERDAMS U 1.00
503.202 COFFERDAMS U 1.00
503.203 COFFERDAMS U 1.00
503.204 COFFERDAMS U 1.00
503.301 COFFERDAMS WITH SHEETING LEFT-IN-PLACE U 1.00
503.302 COFFERDAMS WITH SHEETING LEFT-IN-PLACE U 1.00
503.303 COFFERDAMS WITH SHEETING LEFT-IN-PLACE U 1.00
503.304 COFFERDAMS WITH SHEETING LEFT-IN-PLACE U 1.00
504.1 COMMON BRIDGE EXCAVATION (F) CY 2,400.00
504.2 ROCK BRIDGE EXCAVATION CY 30.00
508. STRUCTURAL FILL CY 95.00
520.0302 CONCRETE CLASS AA APPROACH SLABS (QC/QA) (F) CY 76.00
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520.12 CONCRETE CLASS A, ABOVE FOOTINGS (F) CY 400.00
520.2 CONCRETE CLASS B CY 200.00
520.211 CONCRETE CLASS B, FOOTINGS (ON ROCK) CY 25.00
520.7002 CONCRETE BRIDGE DECK (QC/QA) (F) CY 75.00
528.3118 PRESTRESSED CONCRETE BRIDGE DECK, BUTTED SF 2,350.00
DECK BEAMS (F)
534.3 WATER REPELLENT (SILANE/SILOXANE) GAL 30.00
538.2 BARRIER MEMBRANE, PEEL AND STICK - VERTICAL SY 35.00
SURFACES (F)
538.6 BARRIER MEMBRANE, HEAT WELDED - MACHINE SY 235.00
METHOD (F)
541.4 PVC WATERSTOPS, NH TYPE 4 (F) LF 90.00
544. REINFORCING STEEL (F) LB 50,200.00
544.11 REINFORCING STEEL- MECHANICAL CONNECTORS (F) LB 1,300.00
544.2 REINFORCING STEEL, EPOXY COATED (F) LB 15,800.00
544.21 REINFORCING STEEL, EPOXY COATED, MECHANICAL LB 800.00
CONNECTORS (F)
544.7 SYNTHETIC FIBER REINFORCEMENT LB 540.00
548.11 ELASTOMERIC BEARING PADS (F) EA 44.00
559.41 ASPHALTIC PLUG FOR CRACK CONTROL (F) LF 40.00
559.6 PREFORMED CLOSED CELL EXPANSION JOINT LF 45.00
SYSTEM (F)
562.1 SILICONE JOINT SEALANT (F) LF 150.00
563.23 BRIDGE RAIL T3 LF 111.00
565.2301 BRIDGE APPROACH RAIL T3 (FULL HEIGHT) LF 21.00
565.232 BRIDGE APPROACH RAIL T3 (STEEL POSTS) U 4.00
583.7 RIPRAP, CLASS VII CY 470.00
585.2 STONE FILL, CLASS B CY 20.00
585.3 STONE FILL, CLASS C CY 3.00
593.411 GEOTEXTILE; PERM CONTROL CL.1, NON-WOVEN SY 550.00
603.00212 12" R.C. PIPE, 2000D LF 45.00
603.00218 18" R.C. PIPE, 2000D LF 160.00
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603.36115 15" ALUMINIZED STEEL END SECTION EA 1.00
603.36124 24" ALUMINIZED STEEL END SECTION EA 1.00
603.80212 12" PLASTIC PIPE (SMOOTH INTERIOR) LF 110.00
604.0007 POLYETHYLENE LINER EA 3.00
604.164 CATCH BASINS TYPE F, 4-FOOT DIAMETER U 3.10
604.324 DRAINAGE MANHOLES, 4-FOOT DIAMETER U 1.00
604.4 RECONSTRUCTING/ADJUSTING CATCH BASIN & DROP LF 2.00
INLET
604.72 GRATES & FRAMES, TYPE B EA 1.00
604.9101 OUTLET CONTROL STRUCTURE U 1.00
606.12551 BEAM GUARDRAIL (TERMINAL UNIT TYPE EAGRT, TL 2 - U 3.00
25') (STEEL POST)
606.141 BEAM GUARDRAIL (CURVED W/CRT POSTS) LF 25.00
606.18001 31" W-BEAM GUARDRAIL WITH 8" OFFSET BLOCK LF 225.00
(STEEL POST)
606.417 PORTABLE CONCRETE BARRIER FOR TRAFFIC LF 200.00
CONTROL
606.41741 PORTABLE CONCRETE BARRIER FOR TRAFFIC LF 240.00
CONTROL - BRIDGE
606.84 ANCHOR FOR CURVED GUARDRAIL W/CRT POSTS U 1.00
606.9522 TEMP. IMPACT ATTENUATION DEVICE (NON- U 1.00
REDIRECTIVE) TEST LEVEL 2
609.01 STRAIGHT GRANITE CURB LF 280.00
609.02 CURVED GRANITE CURB LF 20.00
615.0301 TRAFFIC SIGN TYPE C SF 20.00
615.033 REMOVING TRAFFIC SIGN, TYPE C U 3.00
615.034 RELOCATING TRAFFIC SIGN, TYPE C U 3.00
616.171 PORTABLE TRAFFIC SIGNALS (PTS) SYSTEM U 1.00
618.61 UNIFORMED OFFICERS WITH VEHICLE $ 40,000.00
618.7 FLAGGERS HR 640.00
619.1 MAINTENANCE OF TRAFFIC U 0.50
619.25 PORTABLE CHANGEABLE MESSAGE SIGN U 3.00
621.1 RETROREFLECTIVE MEDIAN BARRIER DELINEATOR EA 14.00
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621.2 RETROREFLECTIVE BEAM GUARDRAIL DELINEATOR EA 8.00
621.31 SINGLE DELINEATOR WITH POST EA 6.00
621.32 DOUBLE DELINEATOR WITH POST EA 2.00
628.2 SAWED BITUMINOUS PAVEMENT LF 360.00
632.0104 RETROREFLECTIVE PAINT PAVE. MARKING, 4" LINE LF 3,000.00
632.1104 PREFORMED RETROREFLECTIVE TAPE, TYPE I LF 1,600.00
(REMOVABLE) 4" LINE
632.1118 PREFORMED RETROREFLECTIVE TAPE, TYPE I LF 100.00
(REMOVABLE) 18" LINE
632.51184 PREFORMED RETROREFLECTIVE TAPE, LEVEL I, 18" LF 60.00
LINE (HOT INLAY)
632.911 OBLITERATE PAVE. MARKING LINE, 12" WIDE & UNDER LF 1,700.00
641. LOAM CY 15.00
643.21 FERTILIZER FOR REFERTILIZATION LB 420.00
645.3 EROSION STONE TON 60.00
645.44 TEMPORARY SLOPE MATTING TYPE D (WILDLIFE SY 950.00
FRIENDLY)
645.512 COMPOST SOCK FOR PERIMETER BERM LF 1,950.00
645.531 SILT FENCE LF 1,600.00
645.7 STORM WATER POLLUTION PREVENTION PLAN U 0.50
645.71 WATER QUALITY MONITORING, INSPECTION AND HR 220.00
REPORTING
645.72 FINAL WETLAND IMPACT REPORT U 1.00
645.75 COLD WEATHER STABILIZATION PLAN U 1.00
646.31 TURF ESTABLISHMENT WITH MULCH AND TACKIFIERS SY 2,200.00
647.1 HUMUS CY 240.00
670.104 TEMPORARY PORTABLE LIGHTING U 2.00
692. MOBILIZATION U 0.50
697.11 INVASIVE SPECIES CONTROL AND MANAGEMENT PLAN U 1.00
697.31 PROJECT OPERATIONS PLAN U 0.50
697.41 CRITICAL PATH METHOD (CPM) ELECTRONIC U 0.50
SCHEDULE
698.12 FIELD OFFICE TYPE B MON 22.00
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