CO NP ROMO 407(1) Holzwarth Culvert

Estimated Value: $1,350,000
Closing Soon 2 days left ColoradoConstructionsolicitation
Sep 16, 2026
Oct 20, 2026 8:00 PM
Construction
solicitation
237310
AI Summary
This bid is for the replacement of the Holzwarth Culvert in Rocky Mountain National Park with a new steel girder bridge. The project involves removal of the existing culvert, construction of a new bridge with concrete deck, new abutments and micropiles, temporary stream diversion, roadway surfacing, and relocation of electrical lines and historic head gates. To win, bidders will need to demonstrate expertise in bridge construction, culvert removal, and working in environmentally sensitive areas with specific access constraints.
Line Items
ItemQtyUnitEst. Unit PriceEst. TotalCategory
Removal of existing six-barrel corrugated metal arch pipe culvert (Bridge No. 1520-029S) 1 EACH $50,000.00 $50,000.00 Construction
Roadway Aggregate, Method 2 120 TON $75.00 $9,000.00 Construction
Prefabricated Steel Bridge (10' wide x 48' long modular steel vehicular bridge) 1 LPSM $600,000.00 $600,000.00 Construction
Micropile (8.68" dia.) 180 LNFT $300.00 $54,000.00 Construction
Temporary Stream Diversion 1 LPSM $30,000.00 $30,000.00 Construction
Construction of new bridge abutments 1 LPSM $200,000.00 $200,000.00 Construction
Construction of cast-in-place concrete deck 1 LPSM $150,000.00 $150,000.00 Construction
Riprap installation 1 LPSM $25,000.00 $25,000.00 Construction
Relocation of existing electrical line 1 LPSM $40,000.00 $40,000.00 Construction
Relocation of existing historic head gates into a new concrete slab 1 LPSM $50,000.00 $50,000.00 Construction
Temporary widening of Holzwarth Culvert Access Road 1 LPSM $20,000.00 $20,000.00 Construction
Construction of temporary truck turnaround 1 LPSM $20,000.00 $20,000.00 Construction
Estimated Bid Value$1,350,000.00

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📎 Geotech_Report_CO_FTNP_ROMO_407_1_.pdf View
📎 Hydraulics_Report_CO_FTNP_ROMO_407_1_.pdf View
📎 Culvert_Inspection_Report_CO_FTNP_ROMO_407_1_.pdf View
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