Solicitations › Department of the Interior › National Park Service
Z--GOGA 336173 - Repair Conzelman Road
Open — responses due 29 Oct 2026 (5 days left) · Unrestricted (full and open) · National Park Service (NPS), DOI · NAICS 237310 · Solicitation 140P2026R0106
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| Solicitation number | 140P2026R0106 |
|---|---|
| Notice ID | 0c294ee4eae24639a37290b1752ac12c |
| Agency | Department of the Interior (DOI) |
| Sub-agency | National Park Service (NPS) |
| Contracting office | DSC CONTRACTING SERVICES DIVISION |
| NAICS code | 237310 — Highway, Street, and Bridge Construction |
| Product / service code (PSC) | Z1LB |
| Set-aside | Unrestricted (full and open) |
| Notice type | Solicitation |
| Posted | 16 October 2026 |
| Response deadline | 29 October 2026 |
| Competition | Competitive |
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Description
Version history
SAM.gov has posted 5 notices under solicitation 140P2026R0106, oldest first.
- 31 August 2026 — Presolicitation
- 09 September 2026 — Presolicitation
- 21 September 2026 — Solicitation
- 07 October 2026 — Solicitation
- 16 October 2026 — Solicitation (this page)
Documents in the solicitation package
21 files are attached to this notice.
- Sol_140P2026R0106_Amd_0002.pdf
- B09_Amend_0002_Attach_12_Q_and_As_0002.pdf
- B09_Amend_0002_Attach_13_Limitation_on_Sub_0002.xlsx
- Sol_140P2026R0106_Amd_0001.pdf
- B09_Amend_0001_1_GOGA_336173_Preproposal_Presentation_0001.pdf
- B09_Amend_0001__2_Pre-Proposal_Conference_Transcripts_0001.pdf
- B09_Amend_0001_3_PreProposal_AttendanceList_0001.pdf
- B09_Amend_0001_4_Q_and_As_0001.pdf
- B09_Amend_0001_5_Caltrans_2025_Railings_and_Barriers_StdSpecs_0001.pdf
- Sol_140P2026R0106.pdf
- B08_Attach_7_WD_CA20260007_2_Sept_26.pdf
- B08_Attach_1_GOGA_Conzelman_Road_Wall_-_Division_1_Specs_-_Final_CD_Submittal.pdf
- B08_Attach_2_GOGA_Conzelman_Road_Wall_-_Division_2_Through_49_Specifications_-_Final_CD_Submittal.pdf
- B08_Attach_3_Midwest_Guardrail_Specifications.pdf
- B08_Attach_4_Drawings_GOGA_Conzelman_Road_Wall_-_Final_CD.pdf
- B08_Attach_5_20230629-UG-CaliforniaST-75BridgeRail.pdf
- B08_Attach_6_R1255074-Conzelman_Road_DD_Geotech_Report_-_signed.pdf
- B08_Attach_8_Project_Experience.docx
- B08_Attach_11_Limitation_on_Sub.pdf
- B08_Attach_9_PastPerf_Vol_I.docx
- B08_Attach_10_Gen_Refs_Vol_II.pdf
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Market context: DOI and NAICS 237310
About the buyer and the industry, not this specific solicitation. Source: USASpending.gov award data, updated nightly.
- In fiscal year 2026, DOI obligated $157.5M across 97 contract actions under NAICS 237310.
- 72 contracts worth $128.6M in this category end within the next 18 months.
DOI contracts under NAICS 237310 →
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Source: this notice on SAM.gov. FedSift republishes public federal procurement data and is not affiliated with the U.S. Government. Always confirm dates and requirements against SAM.gov before responding.