East Highline Reservoir Project

Imperial Irrigation District is requesting proposals for construction of a 2,100-acre-foot off-line reservoir, intake and outlet canals, gated structures, earthwork, concrete and geomembrane lining, instrumentation, and related heavy civil work.

Imperial Irrigation District > General Services Department > Purchasing Section


General
Open
PRFP 1647
Dec 03, 2026 01:00 AM
Sep 10, 2026 11:22 PM
1 year 9 months
Request for Proposal (RFP)
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Original Solicitation Links
Contact
jasramirez@iid.com
+17603399270
Imperial, CA, USA
Submission Instructions
Mail
Imperial Irrigation District, Manager, General Services, 235 East Barioni Boulevard, P.O. Box 937, Imperial, CA 92251-0937
Response Forms Part 1, Response Forms Part 2 cost proposal
Description

Imperial Irrigation District is soliciting proposals from qualified contractors to construct a 2,100-acre-foot off-line storage reservoir and a 1.8-mile intake canal approximately five miles southwest of Holtville, California. The project includes a 1,000-foot outlet canal and emergency spillway, gated tie-in and inlet/outlet structures, and operational capability to fill and release the reservoir within 24-hour cycles. The contractor must provide all labor, equipment, materials, permits, submittals, certifications, documentation, and related services. Work includes earthwork, excavation and embankment construction, concrete and geomembrane lining, dewatering, compaction, culverts, flowmeters, electrical and control systems, instrumentation, fencing, monitoring wells, traffic and dust control, testing, startup, commissioning, safety compliance, prevailing-wage compliance, and Buy America requirements. Addendum 4 provides revised Design Drawings Version B, a vectorized plan set for bid preparation, corrects the geotextile requirement from 8-ounce to 3-ounce fabric, and confirms that the solicitation documents remain controlling.

Classification Codes
NAICS237990Other Heavy and Civil Engineering Construction
PSCY1KACONSTRUCTION OF DAMS
Smart Codes
reservoir constructioncanal constructionheavy civil construction
Specifications
Supply & Service
Timeline
Sep 10, 2026-Bid Posted Date
Sep 30, 2026 03:00 PM-Mandatory Meeting and Jobwalk (required)
The meeting will be held at IID's J4 Water Control Conference Room, followed by a jobwalk at the East Highline Reservoir Site near Bornt Road and Highway 98. Attendees must sign in before the meeting, attend the entire meeting, and bring covered-toe shoes and a safety vest.
Nov 05, 2026 01:00 AM-Questions Due Date
Nov 19, 2026 01:00 AM-Responses to Questions Available
Dec 03, 2026 01:00 AM-Proposal Due Date
Requirements
Required
  • Commercial General Liability — $26,000,000.00
  • Business Auto Liability — $10,000,000.00
  • Workers' Compensation/Employers' Liability — $5,000,000.00
  • Professional Liability — $10,000,000.00
  • Rigger's and On-hook Liability — $200,000.00
  • Transporters Pollution Liability — $10,000,000.00
  • Contractor's Pollution Liability — $10,000,000.00
  • Cyber Security/Technology Errors and Omissions — $5,000,000.00
Required
  • Bid Bond
  • Performance Bond — 0%
  • Payment Bond — 0%
Scored
  • Minimum 3 references
  • Client point of contact required for each reference
Location
Local Preference:Local Preference
Documents
TitleDate Posted
PRFP1647 Response Forms Part 2Sep 10, 2026 04:20 PM
PRFP1647 Attachment H- Standard Form LLL - ASep 10, 2026 04:20 PM
PRFP1647 Invitation Letter Rev. 1Sep 10, 2026 05:16 PM
PRFP1647 Invitation Letter Rev. 1Sep 10, 2026 05:19 PM
PRFP1647 Proposal InformationSep 10, 2026 04:20 PM
PRFP1647 Attachment J - Project Site Vicinity MapSep 10, 2026 04:20 PM
PRFP1647 Attachment M - Soil Management PlanSep 10, 2026 04:22 PM
PRFP1647 Invitation LetterSep 10, 2026 04:19 PM
PRFP1647 Attachment I - Contract Rider Buy AmericaSep 10, 2026 04:20 PM
PRFP1647 Addendum 1Sep 10, 2026 05:16 PM
PRFP1647 Response Forms Part 1Sep 10, 2026 04:20 PM
PRFP1647 Cost ProposalSep 10, 2026 04:20 PM
PRFP1647 Terms ConditionSep 10, 2026 04:20 PM
PRFP1647 Attachment G - Socioeconomic Contracting RequirementsSep 10, 2026 04:20 PM
PRFP1647 Addendum 2Sep 30, 2026 09:20 AM
PRFP1647 Addendum 3Oct 01, 2026 10:33 AM
PRFP1647 Attachment C - Order of PrecedenceSep 10, 2026 04:20 PM
PRFP1647 Attachment D - Specifications and Addendum 1Sep 10, 2026 04:20 PM
PRFP1647 Attachment E - Checklist for Construction and Public WorksSep 10, 2026 04:20 PM
PRFP1647 Attachment F - US Department of Interior Assistance AgreementSep 10, 2026 04:20 PM
PRFP1647 Attachment O - Storm Water Pollution Prevention PlanSep 10, 2026 04:22 PM
PRFP1647 Attachment H - Disclosure of Lobbying Activities - Standard Form LLLSep 10, 2026 04:20 PM
PRFP1647 Attachment N - Traffic Control PlanSep 10, 2026 04:22 PM
PRFP1647 Addendum 4Oct 13, 2026 10:15 AM
PRFP1647 Addendum 5Oct 22, 2026 05:32 PM
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