Find a contractor Buyer's guide Partner with us
MCAA Logo
Log in Sign up Join Hi, there Account
2026 Midyear Registration is OPEN
Find a contractor Buyer's guide Partner
Log in Sign up Join Account

OSHA extends comment period for managing hazardous chemical exposures in workplace

Words: Jesse AhernThe Occupational Safety and Health Administration is extending the comment period on a Request for Information on Chemical Management and Permissible Exposure Limits to Oct. 9, 2015.

OSHA issued the RFI on Oct. 10, 2014, requesting stakeholder input about more effective and efficient approaches to address workplace conditions where workers are exposed to chemicals. The agency received multiple requests from stakeholders to extend the comment period to allow them more time to research and formulate responses to questions included in the RFI.

The official notice will be published in the Federal Register. Comments may be submitted electronically at www.regulations.gov, the Federal eRulemaking Portal, by mail or facsimile.
 0
Moisture in Masonry: A Key Concern
August 2026

As building envelopes become tighter and more performance-driven, clarity around moisture management in masonry applications is more important than ever. In masonry wall assemblies, where water penetration is expected and managed rather than eliminated, t

Technical Talks
Read More
Revailo Upgrades to Platinum in the 2026 and 2027 MAP
August 2026

The Mason Contractors Association of America (MCAA) is thrilled to announce that Revailo will upgrade their Silver partnership to a prominent Platinum partnership for the remainder of the 2026 MAP and for the duration of the 2027 MAP.

Industry News
Read More
Restoring Structural Integrity: Reinforcement in Masonry Buildings
August 2026

Masonry, as most of us in the trade know and appreciate, remains one of the most durable and time-tested structural systems in the built environment. Structures built throughout Europe and other parts of the world demonstrate that a masonry building is mo

Kate Vienna
Technical Talks
Brick Historic Restoration Repair & Restoration Restoration
Read More
Designing High-Performance Masonry Envelopes: Selecting the Right Air Barrier System
August 2026

Aric Hutchinson
Technical Talks
Air Barriers
Read More