B1010−Floor Construction

Many shades of green with Portland’s One North

April 4, 2016

Efficient mechanical systems and a highly insulated and airtight shell are two of the features incorporated into the design of One North in Portland, Oregon. The project is the product of a multi-year collaborative process that looked to contribute to Stumptown’s reputation as a green city.

Dry concrete for moisture-sensitive floorcoverings

March 4, 2016

There are two major sources of moisture in fresh concrete—excess mixing water left over after hydration of cement, along with natural groundwater beneath the concrete that moves to the surface by capillary action.

Dispelling common myths associated with poured gypsum floors

January 7, 2016

Gypsum is a mineral that has been used in building materials for centuries. However, gypsum concrete as an underlayment is still misunderstood despite its growth in popularity over the last 40 years. As a result, several myths about using gypsum in this way have become canonized.

Specifying and achieving a level composite steel floor

January 4, 2016

Composite steel assemblies are an efficient and popular structural option for floor construction. Figure 1 shows a typical assembly, consisting of a steel beam, metal deck, concrete slab, and shear connectors.

Using modern wood for historic restoration

September 8, 2015

When it comes to historic preservation projects, architects and installers can find themselves at a loss. Wood is the most traditional material, but also notoriously unstable. It has a tendency to warp and becomes vulnerable to rot, decay, and insects.

Tile and Stone Lippage: What is acceptable (and how do you specify it?)

July 30, 2015

Lippage is the vertical displacement between two adjacent tiles of a ceramic, glass, or stone installation. When excessive, this can lead to numerous problems, ranging from chipped edges to snagged furnishings and appliances to safety hazards.

Specifying broomed exterior concrete surfaces

March 27, 2015

As a safety requirement, all exterior concrete surfaces must have a slip-resistant surface. The most common method for this is specifying a ‘broom finish.’ But, is that all there is to it? Specifications must also satisfy owner requirements for appearance, flatness, texture, as well as drainage.

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Others

B1010−Floor Construction

Many shades of green with Portland’s One North

Dry concrete for moisture-sensitive floorcoverings

Dispelling common myths associated with poured gypsum floors

Specifying and achieving a level composite steel floor

Using modern wood for historic restoration

Tile and Stone Lippage: What is acceptable (and how do you specify it?)

Specifying broomed exterior concrete surfaces

Popular Articles

Read the Latest Issue

B1010−Floor Construction

Many shades of green with Portland’s One North

Dry concrete for moisture-sensitive floorcoverings

Dispelling common myths associated with poured gypsum floors

Specifying and achieving a level composite steel floor

Using modern wood for historic restoration

Tile and Stone Lippage: What is acceptable (and how do you specify it?)

Specifying broomed exterior concrete surfaces

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Read the Latest Issue