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  5. ›COLLECTION SYSTEM, and WRP MODEL DEVELOPMENT, MAINTENANCE…

LA Public Works Sanitation Bureau·California

COLLECTION SYSTEM, and WRP MODEL DEVELOPMENT, MAINTENANCE and REFINEMENT (TOS S-068)

Closes 1/20/2026$1.5M – $2.5MRequest for Proposal
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Description

The City of Los Angeles, LA Sanitation and Environment (LASAN) is seeking a qualified consultant team to provide technical expertise and guidance in planning, modeling, engineering, operations improvements, and data collection and analysis for the collection system and water reclamation plant model development, maintenance, and refinement. The scope of work includes tasks such as updating model sewer components, revising future flow projections, developing hydraulic and process models for water reclamation plants, and providing knowledge transfer and training to LASAN staff. The consultant team will be required to have expertise in DHI's MIKE+ and WEST modeling software, experience in assessing local population and employment data, and knowledge of typical water reclamation plant processes and operations. • The consultant team will be responsible for performing updates to model sewer components, revising future flow projections, and developing hydraulic and process models for water reclamation plants. • The team will also be required to provide knowledge transfer and training to LASAN staff on the use of MIKE+ and WEST modeling software. • The consultant team will be expected to have expertise in DHI's MIKE+ and WEST modeling software, experience in assessing local population and employment data, and knowledge of typical water reclamation plant processes and operations. • The team will be required to submit a proposal that includes a resume, proposed individual cost breakdown, estimated time for completion of tasks, and proposed billing salary rate summary. • The City has set anticipated participation levels for sub-consultants, including 18% MBE, 4% WBE, 25% SBE, 8% EBE, and 3% DVBE.

Attached files

Contact

Troy Ezeh(Environmental Engineer, Wastewater Engineering Services Division (WESD))

[email protected]

(323) 342-6251

Key dates

Opened
12/1/2025
Closes
1/20/2026
Duration
24 months

Last updated

Details

Type
Request for Proposal
Industry
Environmental Services
NAICS
541620
Solicitation №
TOS S-068

Budget estimate

$1,500,000 – $2,500,000

The estimated cost ceiling for this task order is approximately $2,216,410, including $443,282 contingency. This estimate is based on the scope of work and the required tasks, including updating model sewer components, revising future flow projections, and developing hydraulic and process models for water reclamation plants. The actual budget may vary depending on the consultant team's proposed costs and the City's negotiation of the task agreement. Factors that may influence the likely payment range include the consultant team's expertise and experience, the complexity of the tasks, and the City's budget constraints.

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