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Manganese Rail Frog Manufacturer

Open

State & Local

Response Deadline12/01/2026, 02:00:00 PM EST

Contract Overview

Solicitation details, issuing organization, response deadlines, documents, and interested companies for this government contract opportunity.

AI Contract Overview

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This subcontract involves the fabrication and supply of specialized manganese cast frogs for prime contractors working on Massachusetts Bay Transportation Authority rail trackwork projects. The scope of work includes the production of No. 6 AREMA Medium Wall Railbound Manganese Frogs, as well as specialized frogs specifically for the Bowdoin Loop and Government Center. The manufacturer is responsible for providing shop drawings according to AREMA Plan No. 100-08 and delivering the completed frog assemblies. Technical requirements include performing explosive depth hardening on all impact areas and conducting Brinell hardness tests to ensure quality and durability. The solicitation was posted on November 5, 2026, with a response deadline of December 1, 2026. This project falls under NAICS code 332999 for miscellaneous fabricated metal product manufacturing.

General Info

Fabrication and supply of specialized manganese cast frogs for MBTA rail trackwork projects.

Agency

Massachusetts Bay Transportation Authority

NAICS

332999 - All Other Miscellaneous Fabricated Metal Product Manufacturing

Place of Performance

MA, USA

Set-Aside

NONE

Documents

This scope was carved out of BD-27-1206-40000-40000-135159.

The full solicitation package (5 documents), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

IFB 152C-26 Switch point stock Rail and Frogs

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Timeline

PostedNov 5

subcontract

Response DeadlineDec 1

Submission deadline

Response Deadline

12/01/2026, 02:00:00 PM ESTin 26 days

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Organization & Contact Information

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AgencyMassachusetts Bay Transportation Authority

ContactsNo contacts available

OfficeN/A

Organization / AgencyMassachusetts Bay Transportation Authority

Office AddressN/A

ContactsNo contact information available

Full Description

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Fabricates and supplies specialized manganese cast frogs for prime contractors on MBTA rail trackwork projects. Casts No. 6 AREMA Medium Wall Railbound Manganese Frogs and specialized frogs for Bowdoin Loop and Government Center. Performs explosive depth hardening on impact areas and conducts Brinell hardness tests. Provides shop drawings per AREMA Plan No. 100-08. Delivers completed manganese frog assemblies.

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