Blog – Another Perspective

What is an OPM?

An OPM, or Owner’s Project Manager, is an individual or firm hired by a entity to represent the owner’s interests throughout the design and construction phases of a building project.  They serve as the Awarding Authority’s agent and consultant, with …

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Peer Review Challenges with a Historic Building

In the span of over a decade, a major cell service provider outfitted a historic metro-west Boston building as a cell service tower.  The work included installing an equipment room in the attic space, installing cell signal transmitters in the …

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Crack Chaser

Many Engineers use the term “crack rout and seal” on their drawings to describe the process of preparing cracks in concrete before filling them with sealant.  However, that terminology is not well known to the masons who actually perform the …

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Self-Sustaining Structures

By Sofia Zamora, E.I.T. Building envelopes are structures that must insulate and protect the interior of a building from external agents and noise, from gaining or losing heat, and from letting moisture in or out.  Traditionally, envelopes are designed to …

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The Origins of Yellow Staining

By Robert G. Wilkin, P.E. CBI recently completed a project to recoat the stone on a 200-year-old mill building.  The project was designed under the requirements of the Massachusetts Historical Commission, so the recoated stone needed to match its previous …

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Roofs, “The Unseen Art”

By Jonathan Stevens, LEED AP BD+C It’s very common to hear someone say “at least I have a roof over my head” or “as long as I have a roof over my head.”  Roofs symbolize protection, strength, and security.  Roofs protect you …

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View From Above

by Michael S. Teller, A.I.A., NCARB, LEED AP, Principal Any analysis of an existing building must include a review of all building elements from above the building.  More than once, we have found severe deficiencies in critical building elements by …

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