LIRR West Hempstead and Winfield Substation Replacements

Project overview

Contract 6541 will deliver a new West Hempstead substation headquarters and replacement traction-power substations at West Hempstead and Winfield.

Scope

Site preparation; abatement and demolition; modular substations; transformers; AC/DC switchgear; rectifiers; control cabinets; utility feeders; motor generators; SCADA; employee facilities.

Project type

Traction power substation replacement

Reported investment / scope

MTA estimated contract range: $100 million+

Funding sources

100% MTA; not federally funded

Delivery method

Lump-sum design-build with specified fixed unit-price components

Organizations involved

Owner / developer

Metropolitan Transportation Authority / Long Island Rail Road

Developer

Not available

Engineering firm / architect

Not yet awarded

General contractor / construction manager

Not yet awarded

EPC contractor

Not available

Technology / equipment providers

Not available

Financial sponsor

Not available

Other recorded participants

MTA Construction & Development; Long Island Rail Road

Business opportunities

RFP open · Recorded deadline 2026-11-17

Current procurement record

Contract 6541 / SSE 0000548283 Step 2 RFP is open only to four prequalified teams. Proposals due November 17, 2026 at 2:00 p.m.

Upcoming procurement

Interested subcontractors are directed by MTA to contact the shortlisted proposer teams.

Contract / package value

$100 million+ estimated contract range

Supplier / subcontractor opportunities

Subcontractors may contact the four shortlisted design-build teams identified in the MTA notice.

Workforce requirements

Not available

Check official project / procurement portal ↗

A project listing is not an open solicitation. Check the source for eligibility, current status, closing time and addenda.

Timeline & key dates

Expected procurement

2026-09-18 Step 2 documents available

Construction start

Not available

Estimated completion

1,004-calendar-day contract term after award

Dated milestones

2026-09-18: Step 2 documents available.
2026-11-17 2:00 p.m.: Proposal due date.

Permitting

Not available

Recent project updates

2026-09-30: Added to Project Atlas after verification of active Step 2 procurement, scope and future deadline.

Challenges / risks

Step 2 is restricted to firms prequalified during Step 1.

Related intelligence

No verified record associations have been entered for this project yet.

Connections use recorded entity IDs and public evidence. Shared keywords do not establish a relationship.

Additional project record

Project status: MTA Construction & Development is procuring a design-builder for a new LIRR substation headquarters and replacement traction-power substations at West Hempstead and Winfield.

Why it matters: The work will replace substations beyond their useful life and renew traction power, signal power, utility, control and employee-support infrastructure at two critical locations.

Latest verified development: Step-two proposals from the four prequalified teams are due November 17, 2026 at 2:00 p.m. The MTA estimated the contract at more than $100 million.

Official source: MTA Contract 6541 proposal notice. Source reviewed September 30, 2026.