ZONE 7 FLOOD CONTROL CHANNELS PHASE 1 (10 SITES) PL 84-99 PROJECT

Location: Federal
Posted: Jun 5, 2025
Due: Jun 30, 2025
Agency: DEPT OF DEFENSE
Type of Government: Federal
Category:
  • Z - Maintenance, Repair or Alteration of Real Property
Solicitation No: W912P725BA008
Publication URL: To access bid details, please log in.
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ZONE 7 FLOOD CONTROL CHANNELS PHASE 1 (10 SITES) PL 84-99 PROJECT
Active
Contract Opportunity
Notice ID
W912P725BA008
Related Notice
Department/Ind. Agency
DEPT OF DEFENSE
Sub-tier
DEPT OF THE ARMY
Major Command
US ARMY CORPS OF ENGINEERS
Sub Command
ENGINEER DIVISION SOUTH PACIFIC
Office
W075 ENDIST SAN FRAN
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General Information View Changes
  • Contract Opportunity Type: Solicitation (Updated)
  • Updated Published Date: Jun 05, 2025 08:43 am PDT
  • Original Published Date: May 29, 2025 10:50 am PDT
  • Updated Date Offers Due: Jun 30, 2025 11:00 am PDT
  • Original Date Offers Due: Jun 30, 2025 11:00 am PDT
  • Inactive Policy: Manual
  • Updated Inactive Date: Jul 31, 2025
  • Original Inactive Date: Jul 31, 2025
  • Initiative:
    • None
Classification
  • Original Set Aside: Total Small Business Set-Aside (FAR 19.5)
  • Product Service Code: Z1KZ - MAINTENANCE OF OTHER CONSERVATION AND DEVELOPMENT FACILITIES
  • NAICS Code:
    • 237990 - Other Heavy and Civil Engineering Construction
  • Place of Performance:
Description View Changes
THE ZONE 7 FLOOD CONTROL CHANNELS PHASE 1 (10 SITES) PL 84- 99 PROJECT IS AN ONE TIME REPAIR PROPOSED BY USACE TO REPAIR STORM DAMAGED TO FLOOD CONTROL CHANNELS IN ALAMEDA COUNTY. DAMAGES CONSISTED OF EROSION AND BANK FAILURES DURING A SERIES OF ATMOSPHERIC RIVERS BETWEEN DECEMBER 2022 AND MARCH 2023. REPAIRS CONSIST OF TEN (10) SITES ALONG ARROYO MOCHO AND ALAMO CANAL, INCLUDING G-6, G-7, G-8, G-9, G-10, G-13, G-14, F-11, F-12, AND F-13.THE EXISTING FLOOD CONTROL CHANNELS TYPICALLY HAVE EARTHEN SLOPES PREVIOUSLY CONSTRUCTED TO GRADES OF 2H:1V, WITH CHANNEL HEIGHTS RANGING FROM 15-30 FEET. THE DAMAGED SITES VARY IN SIZES. REPAIRS TO DAMAGED SITES WILL RESTORE THE SLOPES TO ORIGINAL GRADE PRIOR TO THE STORM DAMAGES. EARTHWORK WILL START WITH EXCAVATION OF THE DAMAGED AREA, REMOVING DISTURBED SOIL AND VEGETATION WITHIN THE AREA. REPAIRS WILL CONSIST OF PLACING ROCK SLOPE PROTECTION (RSP) AT THE WATERSIDE SLOPE TOE, PLACING SOIL-FILLED RSP UP TO THE 10-YEAR WATER SURFACE ELEVATION, AND RESTORING THE UPPER PORTION OF THE SLOPE WITH COMPACTED BACKFILL. AFTER THE REMAINING SLOPE IS BACKFILLED AND COMPACTED ABOVE THE STONE PROTECTION, EROSION CONTROL MATTING WILL BE INSTALLED AND HYDROSEEDED.
Attachments/Links
Contact Information
Contracting Office Address
  • KO CONTRACTING DIVISION 450 GOLDEN GATE AVENUE
  • SAN FRANCISCO , CA 94102-3406
  • USA
Primary Point of Contact
Secondary Point of Contact
History

Related Document

May 29, 2025[Solicitation (Updated)] ZONE 7 FLOOD CONTROL CHANNELS PHASE 1 (10 SITES) PL 84-99 PROJECT
Jun 25, 2025[Solicitation (Updated)] ZONE 7 FLOOD CONTROL CHANNELS PHASE 1 (10 SITES) PL 84-99 PROJECT
Jul 7, 2025[Solicitation (Updated)] ZONE 7 FLOOD CONTROL CHANNELS PHASE 1 (10 SITES) PL 84-99 PROJECT
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