Thirteen / 670 — Semi-detached terrace apartments

Overview

The client asked for a terrace development that put privacy, comfort, sustainability and aesthetic quality first, while making full use of a 670 m² plot.

The design answer is thirteen four-bedroom, semi-detached terrace apartments in suburban Okun Ajah, on the waterfront along Coastal Road in Lagos.

Survey plan of plot 5 among neighbouring plots, with a table of survey beacon bearings and distances — Survey plan · 1:2000

Site plan showing two terrace blocks facing each other across a central drive, with parking along the boundary — Site plan · 1:500

Order of programme

Each unit rises over three floors, separated into zones by privacy and access.

Ground floor — car parking, boys’ quarters and kitchen
First floor — foyer, living room, dining and an en-suite guest bedroom
Second floor — en-suite master bedroom with closet, a second en-suite bedroom and two balconies

Exploded axonometric of the terrace floors, with a single unit highlighted in blue through all three levels — Axonometric unit distribution diagram

Long section through eight terrace units showing ground, first and second floors under a flat roof — Section · 1:350

Typical ground floor plan with two parking bays, boys’ quarters, kitchen and staircase — Typical ground floor · 1:150

Typical first floor plan with entrance, foyer, open living and dining room, guest bedroom and staircase — Typical first floor · 1:150

Typical second floor plan with master bedroom, closet, master bathroom, second bedroom and staircase — Typical second floor · 1:150

Construction details

The detail set resolves how the building is put together, from the strip foundation to the roof edge.

Ceiling detail — 230 mm blockwork, aluminium facade panels, timber struts and roof noggins at 600 mm centres, 80 mm rockwool insulation and a suspended POP ceiling
Facade joinery — 230 mm R.C. beam and 300 mm lintel, aluminium facade panel, 4 mm glass panel, frameless glass balustrade and aluminium handrail
Foundation — 230 mm blockwork on a foundation wall and footing over blinding, with a 230 mm R.C. slab on hardcore

Detail sheet with a 1:50 transverse section and enlarged 1:20 details of the ceiling, facade joinery and foundation — Transverse section 1:50 and details 1:20

Site photograph of column reinforcement and timber formwork in front of the completed block — Site photograph

Site photograph of steel props supporting slab formwork, with a worker on a ladder and stacked clay blocks — Site photograph

Overview

Order of programme

Construction details

Have a project, collaboration or opportunity in mind?