Work / Architecture · Housing · Urbanism

A New Single-Stair Apartment Building

An L-shaped housing proposal that gives Market and 8th Streets a defined edge while opening toward a planted court.

Place
800 Market Street, Philadelphia, PA
Date / studio
Fall 2025
Design V · Prof. Steil
Status
Academic proposal · Unbuilt
Author
Adam Scott

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Aerial perspective of a red apartment building turning the corner between two streets and enclosing a planted court.

Two street fronts define the corner while the building opens toward the court.

Context & contribution

The project

At 800 Market Street, the proposal combines ground-floor retail with apartments above. The L-shaped footprint allows the design to address two streets and a quieter space inside the block.

The original title calls this a single-stair apartment building. The typical-floor drawing shows two stair/lift cores serving the two wings. This case study preserves the project title without asserting a verified egress strategy or code compliance.

Adam’s work

Design submission by Adam Scott, with residential and retail plans, street elevations, a longitudinal section, a facade bay study and perspectives.

01 / Design evidence

Compact circulation, distinct homes

The typical residential floor groups apartments around short shared landings at the vertical cores. Compare living rooms on the perimeter with kitchens and bathrooms closer to the circulation spaces. The plan is evidence of housing organization, not proof of accessibility or regulatory approval.

Typical apartment floor plan showing an L-shaped arrangement, apartments and two stair-and-lift cores.

Notice the short landings and the relationship of each dwelling to the exterior.

02 / Design evidence

A continuous street edge

A substantial ground-floor base supports repeated upper-floor bays. The Market Street elevation marks arrival with a more pronounced vertical composition, while the corner and roofline give the block a recognizable silhouette.

Market Street elevation with ground-floor storefronts, red upper stories and an emphasized entrance bay.

Compare the ground-floor openings with the upper-floor rhythm and the entrance emphasis.

03 / Design evidence

From street to court

The longitudinal section relates ground-floor use, stacked residential levels and the interior court. It is useful for reading the building’s overall organization; material assemblies and structural design are not resolved by this presentation alone.

Longitudinal section through the apartment building with ground-floor openings and courtyard facade beyond.

Complete section sheet.

04 / Design evidence

A bay gives the facade depth

The bay study brings the facade’s general rhythm down to the relationship between openings, projecting elements and the entrance. It demonstrates visual development across scales without presenting the drawing as a construction-ready detail.

Tall facade bay study showing the entrance, projecting window bay, upper windows and pediment.

Complete bay study. Read the vertical sequence from the entrance to the roof.

What the work demonstrates

This submission demonstrates housing-plan organization, attention to the public street, and coordination between plan, section, elevation and perspective. It also makes clear which questions still need technical testing, especially circulation, egress, accessibility and envelope construction.

Adam Scott · Design V · Prof. Steil · Fall 2025. Selected from the dated September 2025 drawing set.