| | CA BLM 34003(1) MENDO LAKE ROAD - CONSTRUCTION CONTRACT | SEB ENGINEERING INC. | $5,603,677 | FEDERAL HIGHWAY ADMINISTRATION | FEDERAL HIGHWAY ADMINISTRATION | — | 237310Highway, Street, and Bridge Construction | Y1LBCONSTRUCTION OF HIGHWAYS, ROADS, STREETS, BRIDGES, AND RAILWAYS | May 11, 2026 | May 11, 2026 | Dec 22, 2026 |
| | CA ERFO FS STNIS 2023-1(1) COTTONWOOD ROAD: AWARD CONSTRUCTION PROJECT FOR EMERGENCY RELIEF, SLOPE FAILURE REPAIR, MSE WALLS, GUARDRAIL & ASPHALT CURB REPLACEMENT, PAVING & STRIPING (MATOC) | SEB ENGINEERING INC. | $5,550,102 | FEDERAL HIGHWAY ADMINISTRATION | FEDERAL HIGHWAY ADMINISTRATION | — | 237310Highway, Street, and Bridge Construction | Y1LBCONSTRUCTION OF HIGHWAYS, ROADS, STREETS, BRIDGES, AND RAILWAYS | Jul 1, 2025 | Jul 1, 2025 | Jan 17, 2026 |
| | CA ERFO FS ANGEL 2023-1(1) 3N17 SANTA CLARA ROAD CONSTRUCTION REPAIRS INCLUDING DRAINAGE, DEBRIS REMOVAL, MSE WALLS, AND ASPHALT SURFACING | SEB ENGINEERING INC. | $3,795,998 | FEDERAL HIGHWAY ADMINISTRATION | FEDERAL HIGHWAY ADMINISTRATION | — | 237310Highway, Street, and Bridge Construction | Y1LBCONSTRUCTION OF HIGHWAYS, ROADS, STREETS, BRIDGES, AND RAILWAYS | Aug 15, 2024 | Aug 15, 2024 | Jun 13, 2025 |
| | CA ERFO FS PLMAS 2021-02(1) NORTH FORK FEATHER RIVER BRIDGE ERFO BRIDGE REPLACEMENT CONSTRUCTION CONTRACT | SEB ENGINEERING INC. | $3,741,486 | FEDERAL HIGHWAY ADMINISTRATION | FEDERAL HIGHWAY ADMINISTRATION | — | 237310Highway, Street, and Bridge Construction | Y1LBCONSTRUCTION OF HIGHWAYS, ROADS, STREETS, BRIDGES, AND RAILWAYS | Nov 3, 2023 | Nov 3, 2023 | Jan 27, 2025 |
| | REPLACE GENEVA ROAD BRIDGES #2 & #3, REDWOOD NATIONAL AND STATE PARKS, HUMBOLDT COUNTY, CALIFORNIA. | SEB ENGINEERING INC. | $1,912,774 | NATIONAL PARK SERVICE | NATIONAL PARK SERVICE | — | 237310Highway, Street, and Bridge Construction | Z2LBREPAIR OR ALTERATION OF HIGHWAYS/ROADS/STREETS/BRIDGES/RAILWAYS | Jul 13, 2023 | Jul 13, 2023 | Jun 23, 2025 |