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Advertisement date August 23, 2022 @ 2:20 p.m. through bid opening date


Requests Quotes from All Qualified & Certified DBE
Subcontractors / Suppliers / Consultants
for the
 SLO 46 Corridor Improvement Project – Wye Segment

Caltrans Contract 05-3307C4

Construction on State Route 46 in San Luis Obispo County at and near Cholame
on Rte 41 from Rte 41/46 Separation to 0.8 Mile North of 41/46 Separation and
on Rte 46 from 0.8 Mile West of Davis Road to 0.5 Mile West of Antelope Road

Bids Friday, September 16, 2022 (4:00 pm deadline)

Scopes of Work include:  Aggregates, Asphalt, Batch Plant – Cement, Bridge Joint Seal, Concrete Supplier – Ready Mix, Construction Area Signs, Drainage – Furnish & Install, Drilled Piling, Driven Piling, Earthwork, Electrical, Erosion Control & Landscape, Erosion Control Materials, Fence/MBGR, Flatwork Grinding, Jack and Bore, Landscape, Misc. Iron & Steel – Bridge, Misc. Iron & Steel - Drainage, Overhead Sign Structure, Paint/Stain, Pavement Marking, Post Tensioning, Prefabricated Vertical Drain, QA/QC, Rebar, Reinforced Concrete Pipe, Road Barrier, Roadway Signs, Rock Slope Protection, RSP - Material, Surveying, SWPPP, Traffic Control, Traffic Control Materials.

Bid Items include:  Alternative Crash Cushion System, Alternative In-Line Terminal System, Alternative Pipe Culvert (24"), Alternative Pipe Culvert (36"), Alternative Pipe Culvert (48"), Alternative Pipe Downdrain (12"), Alternative Pipe Downdrain (24"), Alternative Temporary Crash Cushion, Asbestos Compliance Plan, Bar Reinforcing Steel (Bridge), Bar Reinforcing Steel (Retaining Wall), Bird and Bat Exclusion Devices, Bridge Deck Drainage System, Cable Railing, Camera Systems, Cast-In-Drilled-Hole Concrete Pile (Sign Foundation) (72"), Cast-In-Drilled-Hole Concrete Piling (60"), Cast-In-Drilled-Hole Concrete Pile (Sign Foundation) (60"), Channelizer (Surface Mounted), Class 1 Aggregate Subbase, Class 2 Aggregate Base (CY), Clear and Grub, Cold Plane Asphalt Concrete Pavement, Compost (CY), Compost Sock, Concrete (Ditch Lining), Concrete Backfill (Pipe Trench), Concrete Barrier (Type 60M),Concrete Barrier (Type 60MA), Concrete Barrier (Type 842 Modified), Concrete Flared End Section (24") Concrete Surface Texture (Wooden Plank), Construction Area Signs, Data Core, Delineator (Class 1), Destroy Well, Develop Water Supply, Dispute Resolution Board On-Site Meeting, Double Midwest Guardrail System (Steel Post), Drill Seed (Acre), Drive 14" Steel Pipe Piling, Drive 24" Cast in Steel Shell Concrete Pile, Drive Pile (Class 140) (Alternative W), Drive Pile (Class 90) (Alternative W), Dust Control Plan (Naturally Occurring Asbestos), End Anchor Assembly (Type SFT-M), End of Queue Monitoring and Warning with Truck Mounted Changeable Message Sign Day, Fence (Type WB, 6-Strand, Metal Post, Modified), Fence (Type WM, Modified, 4'), Fence (Type WM, Modified, 7'), Fiber Reinforced Matrix, Fiber Rolls, Furnish 14" Steel Pipe Piling, Furnish 24" Cast In Steel Shell Concrete Piling, Furnish Laminated Panel Sign (1"-Type A), Furnish Laminated Panel Sign (1"-Type B), Furnish Laminated Panel Sign (2 1/2" - Type B), Furnish Laminated Wood Box Post (Type L), Furnish Laminated Wood Box Post (Type M), Furnish Piling (Class 140) (Alternative W), Furnish Piling (Class 90) (Alternative W), Furnish Sign Structure (Truss), Furnish Single Sheet Aluminum Sign (0.063" - Framed),  Furnish Single Sheet Aluminum Sign (0.063" - Unframed),  Furnish Single Sheet Aluminum Sign (0.080" - Framed), Furnish Single Sheet Aluminum Sign (0.080" - Unframed), Global Navigation Satellite System Station, Guard Railing Delineator, Hot Mix Asphalt (Type A), Hourly Off-Site Dispute-Resolution-Board-Related Tasks, Humate, Hydraulic Biotic Growth Medium (HBGM), Hydromulch, Hydroseed, Incorporate Materials, Inlet Depression, Install Roadside Sign (Laminated Wood Box Post), Install Sign Structure (Truss), Job Site Management, Joint Seal Assembly (MR 2"), Joint Seal Assembly (MR 2 1/2"), Joint Seal Assembly (MR 3"), Lead Compliance Plan, Lean Concrete Base, Level 2 Critical Path Method Schedule, Lighting System, Manhole Frame and Cover, Midwest Guardrail System (Steel Post), Minor Concrete (Bike Path), Minor Concrete (Exposed Aggregate Concrete), Miscellaneous Iron and Steel, Move-In/Move-Out (Erosion Control), Move-In/Move-Out (Temporary Erosion Control), NOA Burial Location Report, Object Marker, Pavement Marker (Retroreflective), Place Hot Mix Asphalt (Miscellaneous Area), Place Hot Mix Asphalt Dike (Type E), Place Hot Mix Asphalt Dike (Type F), Plant (Group H, Portable Changeable Message Sign (LS), Portable Radar Speed Feedback Sign System Day, Prefabricated Vertical Drain, Prepare Storm Water Pollution Prevention Plan, Prestressing Cast In Place Concrete, PTFE Spherical Bearing, Rail Tensioning Assembly, Rain Event Action Plan, Reinforced Concrete Pipe (24"), Reinforced Concrete Pipe (36"), Reinforced Concrete Pipe (42"), Reinforced Concrete Pipe (48"), Reinforced Concrete Pipe (Trenchless Installation) (42"), Reinforced Concrete Pipe (Trenchless Installation) (48"), Reinforced Concrete Pipe (Trenchless Installation) (36"), Remove Culvert (LF), Remove Fence (Type BW), Remove Flared End Section (EA), Remove Headwall, Remove Inlet, Remove Overside Drain, Remove Pavement Marker, Remove Pipe (LF), Remove Reinforced Concrete Box Culvert (EA), Remove Roadside Sign, Remove Thermoplastic Traffic Stripe, Removeable Bat Habitat, Removing Flashing Beacon Systems, Roadside Clearing, Roadside Sign - One Post, Roadside Sign - Two Post, Roadway Excavation,  Roadway Excavation (Naturally Occurring Asbestos), Roadway Excavation (Topsoil), Rock Slope Protection (1/2 T, Class VII, Method B), Rock Slope Protection (1/4 T, Class V, Method B), Rock Slope Protection (150 LB, Class III, Method B), Rock Slope Protection (20 LB, Class I, Method B),  Rock Slope Protection (60 LB, Class II, Method B), Rock Slope Protection Fabric (Class 8), Rock Stain,  Rubberized Hot Mix Asphalt (Gap Graded),  Rumble Strip (Asphalt Concrete Pavement (12"), Safety Quality Control Manager, Sampling and Analysis Plan (Naturally Occurring Asbestos), Settlement Monitoring System, Stain Galvanized Surfaces (LS), Storm Water Annual Report, Storm Water Sampling and Analysis Day, Street Sweeping, Structural Concrete Bridge (Polymer Fiber), Structural Concrete, Approach Slab (Type N), Structural Concrete, Bridge; Structural Concrete, Bridge Footing;  Structural Concrete, Drainage Inlet; Structural Concrete, Headwall;  Structural Concrete, Retaining Wall; Structure Backfill, Structure Backfill (Bridge), Structure Backfill (Retaining Wall), Structure Excavation, Structure Excavation (Bridge),  Structure Excavation (Retaining Wall), Structure Excavation (Type D),  Structural Concrete, Box Culvert;  Subgrade Enhancement Geotextile, Class A2; Tack Coat, Temporary Check Dam, Temporary Concrete Washout, Temporary Construction Entrance, Temporary Drainage Inlet Protection, Temporary Fence (Type BW), Temporary Fiber Roll, Temporary Gravel Bag Berm, Temporary High-Visibility Fence, Temporary Hydraulic Mulch (Bonded Fiber Matrix), Temporary Large Sediment Barrier, Temporary Pavement Marker, Temporary Pavement Marking (Tape), Temporary Radar Speed Feedback Sign System, Temporary Railing (Type K),Temporary Stockpile Sign, Temporary Traffic Stripe (Tape), Temporary Wildlife Exclusion Fence, Thermoplastic Pavement Marking (Enhanced Wet Night Visibility), Thermoplastic Traffic Stripe (Enhanced Wet Night Visibility) (12"), Thermoplastic Traffic Stripe (Enhanced Wet Night Visibility) (6"), Thermoplastic Traffic Stripe (Enhanced Wet Night Visibility) (8"), Thermoplastic Traffic Stripe (Enhanced Wet Night Visibility) (Broken 12-3) (6"), Thermoplastic Traffic Stripe (Enhanced Wet Night Visibility) (Broken 36-12) (6"),  Time-Related Overhead (WDAY), Traffic Census Station Systems, Traffic Control Supervisor, Traffic Control System, Traffic Stripe Tape (Warranty) (Broken 12-3) (8"), Traffic Stripe Tape (Warranty) (Broken 17-7) (6"), Traffic Stripe Tape (Warranty) (Broken 36-12) (6"), Traffic Stripe Tape with Contrast (Warranty) (6") Traffic Stripe Tape with Contrast (Warranty) (Broken 12-3) (8"), Traffic Stripe Tape with Contrast (Warranty) (Broken 36-12) (6") Transition Railing (Type WB-31), Treated Wood Waste, Treatment Best Management Practice Marker, Type III Barricade, Welded Steel Pipe Casting (Bridge), Wire Mesh Gate (12").

ENGINEER’S ESTIMATE is $140,000,000

23% DBE Project Goal

*****Lower Tier DBE participation is greatly encouraged*****

Guy F. Atkinson Construction, LLC
18201 Von Karman Ave, 8th Floor, Irvine, CA  92612
Phone:  949-382-7145  /  Fax:  949-769-5600

Guy F. Atkinson is a union contractor and an Equal Opportunity Employer.  Atkinson is signatory to the Carpenters, Cement Masons, Laborers and Operating Engineers Unions. 100% Performance & Payment Bonds from an approved surety company will be required for subcontractors with contract value greater than $100,000.  Atkinson will pay the cost of bonds up to 2.0%.  Atkinson will assist in obtaining necessary equipment, supplies, materials or related services.  We will split items of work (see project specs for full list of bid items) and provide assistance for bonding, LOC and insurance where needed.  Subcontractors will be expected to sign Atkinson's standard subcontract and to comply with our company's standard insurance requirements which include a waiver of subrogation.  Pricing must hold through the duration of this contract.  Please provide contractor's license number and Department of Industrial Relations (DIR) registration number with your quote. 

Atkinson requests that subs and vendors register and prequalify, or update, in our online system at https://www.atknextranet.com prior to bidding.


The Wye Segment is located on Route 46 east of the Town of Shandon in San Luis Obispo County, (PM 54.0/57.8).  The project proposes to convert the existing 2-lane conventional highway to a 4-lane divided expressway.  The work includes construction of six bridges,  HMA pavement on LCB Base, and a new direct connection to Route 41 (PM 44.5/45.3).

State Route 46 Corridor Improvement Project information can be found at

Please contact Atkinson with any questions or for help with your bid. 

Published on August 23, 2022 @ 2:20 p.m. by Contractor’s Estimate, Inc.
Located at http://www.contractorsestimate.com

This advertisement will run until the bid date



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