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Rock Slope Protection and Channel Grading

Active

State & Local

Contract Overview

Solicitation details, issuing organization, response deadlines, documents, and interested companies for this government contract opportunity.

AI Contract Overview

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The contract involves regrading inlet and outlet channels and installing riprap to stabilize culvert approaches as part of infrastructure upgrades aimed at preventing erosion during and after construction. The work focuses on enhancing the structural integrity of drainage systems by modifying channel slopes to improve water flow and applying rock sloping protection to mitigate soil loss and degradation around culvert entrances and exits. This scope ensures long-term durability of the improved culvert structures under varying hydrological conditions. The contract is classified under NAICS code 238990 for other specialty trade contractors and is issued as a subcontract by Caltrans, District 10 - Stockton, under the state of California. The solicitation was posted on July 6, 2026, and the performance location is not speciﬁed in the provided data, though the project is linked to a Caltrans initiative documented under project ID 2024091083.

General Info

Regrade inlet/outlet channels and install riprap to prevent erosion and stabilize culvert approaches.

Agency

California → Caltrans, District 10 - Stockton

NAICS

238990 - All Other Specialty Trade ContractorsView NAICS

Place of Performance

CA

Set-Aside

NONE

Documents

This scope was carved out of 10-1L660 Alpine County State Route 4 Drainage System Restoration Project.

The full solicitation package (1 document), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

AI Contract Breakdown

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Timeline

PostedJul 6

subcontract

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Organization & Contact Information

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AgencyCalifornia → Caltrans, District 10 - Stockton

ContactsNo contacts available

OfficeN/A

Organization / Agency

California → Caltrans, District 10 - Stockton

Office AddressN/A

ContactsNo contact information available

Full Description

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Regrading inlet and outlet channels and installing riprap to stabilize culvert approaches and prevent erosion during and after upgrades.

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