Demolition, site work, paving and new construction of a bridge / tunnel in Mapleton, Minnesota. Completed plans call for the demolition of a bridge / tunnel; for the construction of a bridge / tunnel; for site work for a bridge / tunnel; and for paving for a bridge / tunnel.

Construction Location: CSAH 29 over Maple River City or Township: Mapleton Township CSAH 29 Bridge Replacement (New Br. 07603) over Maple River The major items of work are approximately: QTY UNIT. Description 1 LS Mobilization 1 LS Clearing & Grubbing 71 LF Sawing Bituminous Pavement (Full Depth) 600 LF Remove Guardrail 2723 SY Remove Bituminous Pavement 847 CY Excavation - Common (P) 4659 CY Common Embankment (CV) 1371 CY Aggregate Base Class 5 (P) 26 CY Shoulder Base Aggregate (CV) Class 1 (P) 1007 TON Type SP 12.5 Bituminous Mixture 212 LF Type S (TL-4) Barrier Concrete (3S52) (P) 83 CY Structural Concrete (3B52) (P) 36960 POUND Reinforcement Bars (Epoxy Coated) (P) 4131 SF Bridge Slab Concrete (3YHPC-M) (P) 1 LS Structure Excavation 1 LS Slope Preparation 2 EACH Floor Drain Type B706 Modified 10 EACH Elastomeric Bearing Pad Type 1 610 POUND Structural Steel (3306) (P) 525 LF Prestressed Concrete Beams 40MH (P) 68 LF Diaphragms for Type 40 MH Prestressed Beams (P) 1 LS Remove Existing Bridge 2 EACH C-I-P Concrete Test Pile 105 Ft. Long 12" 14 EACH Pile Points 12" 1140 LF C-I-P Concrete Piling 12" 2 EACH 18" CAS Safety Apron & Grate Des. 3128 1 EACH 15" RC Pipe Apron 52 LF 18" CS Pipe Culvert 1 LS Drainage System Type (B910) 50 LF 15" RC Pipe Sewer Class III 2 EACH Construct Drainage Structure, Design N 483 CY Random Riprap Class III 210 CY Granular Filter 100 LF Concrete Curb & Gutter Design B624 4 EACH End Treatment - Tangent Terminal 250 LF Traffic Barrier Design Type 31 150 LF Traffic Barrier Design Transition Type 31 1 LS Traffic Control 1 LS Storm Drain Inlet Protection 1818 LF Silt Fence, Type MS 320 LF Flotation Silt Curtain Type Moving Water 1 LS Turf Establishment 4673 SY Rolled Erosion Prevention Category 20 6 M GAL Rapid Stabilization Method 3 Bids must be accompanied by a corporate surety bond made in favor of Blue Earth County or a certified check made payable to the Blue Earth County Treasurer for 5% of the amount of the bid. Upon execution of the Contract, certified checks or bid bonds will be returned to the unsuccessful bidders within 30 days of the opening of the bids. The successful bidder will be required to furnish a Surety Bond. The Blue Earth County Board of Commissioners reserves the right to reject any or all bids or to waive defects.