Work Case Studies

Urban Infill

667 Congress St
Urban Infill

667 Congress Street

The Hiawatha is Portland’s newest apartment building located in the heart of Longfellow Square introducing 139 units into the housing market.

40 Free St
Urban Infill

40 Free Street

Located on Congress Street Historic District, Pedestrian Activities District, and the Downtown Entertainment Overlay zone, the design for this 6-story mixed use building will have 5 retail units and 51 residential units.

VRAP

52 Hanover St
VRAP

52 Hanover Street

Completed a supplemental Phase II ESA to evaluate the level and extent of volatile organic compounds (VOCs) below the building slab.

82 Hanover St
VRAP

82 Hanover Street

Obtained a VRAP and NAA for the site. Submittal included an SMP, sub-slab vapor mitigation, removal and off-site disposal of accumulated material within floor drains and in-place closure of a subsurface oil storage tank location.

Stream Restoration

Phillips-Brook
Stream Restoration

Phillips Brook, Scarborough Laydown Yard

The projects primary objective is to reestablish the historical floodplain which has been lost due to encroaching fill from the nearby laydown yard and additional erosion and stream incising.

Road Construction

New Gloucester
Road Construction

New Gloucester

Maine DOT road construction project at Intersection Rt4/100/202 at Rt. 231 & Intersection Rt4/100/202 at Bennett Rd – Acorn Engineering as Resident Construction Administration.

Coming Soon

Subdivision | Industrial | Commercial | Fish Passage | Stormwater Retrofits

Why Work With Us?

Acorn’s low overhead cost, competitive rates, and principal’s direct involvement in all aspects of the project provide us with a competitive advantage over larger firms whose overhead cost is higher.

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