Stormwater Management

Walmart Ecoroof

The Walmart Supercenter on Hayden Island looks like another big box store from the parking lot, but more than 40,000...

Multnomah Village Patio

As part of a total remodel to this Multnomah Village home in a water-filled canyon, Manning Design + Construction designed...

ADU above structural columns and grade beam that carry all the seismic and gravity loads

Roseway ADU

The ADU in this NE Portland residence was one of our more detailed structural projects in 2014. Half of the...

Common Ground Ecoroof Ecoeave

Ecoeaves, a term coined by architect Corey Omey, are vegetated areas of the roof edge that extend over the exterior...

Hillsdale Garage Addition and Ecoroof

The new garage slated for this steep SW Portland site situated in a landslide zone required thoughtful stormwater management. City...

Mt Tabor Ecoroof and Garden

This ecoroof just outside the second floor home office is also visible from the street. The owners wanted something special...

Lewis & Clark College Patio + Ecoroof

The Student Center at Lewis & Clark College’s campus in SW Portland has two ecoroofs, one built above the bookstore...

NW Portland Multi-family Ecoroofs

Referred to Manning Design + Construction by Landscape Architect Pat Lando, the owners of these two duplexes in a densely...

Portland Rock Gym Stormwater Facility and Ecoroof

In 2015, when PRG owner Gary Dahl was expanding his close-in SE Portland rock climbing gym, the only square footage...

Portland, Oregon converted warehouse into rooftop garden and living space

Buckman Neighborhood Ecoroof as Living Space

This 7,265 square foot green roof sits atop a 1927 commercial/light industrial warehouse and residential addition, providing a “backyard” for...

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