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  5. ›RFP 26-045AT DOWNTOWN DRAINAGE IMPROVEMENTS PROJECT PH II…

City of Corona·California

RFP 26-045AT DOWNTOWN DRAINAGE IMPROVEMENTS PROJECT PH II – DESIGN, PREPARATION, and CONSTRUCTION SUPPORT

Closes 6/4/2026$1.2M – $1.8MRequest for Proposal
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Description

The City of Corona is seeking a qualified consulting firm to provide full‑service engineering support for Phase II of its Downtown Drainage Improvements Project. The scope includes detailed civil‑engineering design, preparation of construction documents, utility coordination, permitting, and on‑site construction‑phase support. The contract is a three‑year professional‑services agreement with a net‑30‑day payment schedule. • Design of storm‑drain upgrades, manhole and catch‑basin modifications, and related hydraulic analysis. • Preparation of complete construction‑document sets (plans, specifications, cost estimates) and assistance with bid solicitation. • Construction‑support services such as review of contractor submittals, RFIs, change‑order assistance, and as‑built documentation.

Attached files

The solicitation documents live at the source — open the bid source above to download them.

Contact

Angela Tsang(Purchasing Specialist II)

[email protected]

(951) 279-3567

Key dates

Opened
5/4/2026
Questions due
5/13/2026
Closes
6/4/2026
Projected award
8/5/2026
Duration
3 years

Last updated

Details

Type
Request for Proposal
Industry
Civil Engineering
NAICS
541330
Solicitation №
RFP 26-045AT

Budget estimate

$1,200,000 – $1,800,000

The solicitation lists an estimated value of $1,500,000. Considering the three‑year term, typical fee structures for professional‑services (hourly rates plus a “not‑to‑exceed” ceiling) would likely fall between $1.2 M and $1.8 M, depending on the final negotiated rates and any scope adjustments.

AI estimate from the solicitation

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