380 Jalan Besar, Singapore 209000  ·  A rare freehold commercial icon of the city fringe
ARC 380 freehold commercial tower at Jalan Besar

Floor Plan & Unit Layouts

Column-free, regular plates — twelve units per office floor, easily combined.

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Functional layouts for every business need

Understanding the ARC 380 floor plan

Each typical office level at ARC 380 is laid out as twelve strata units arranged around a central lift lobby, with a sky terrace on the floor (except Level 5). Units range from about 65 sqm to 93 sqm — roughly 700 sqft to 1,001 sqft — and because the plates are column-free and regular, neighbouring units combine easily into larger floor areas, right up to a full floor of around 9,375–9,500 sqft. The full Level 14 floor is available as a single strata area of approximately 9,375 sqft.

The defining feature of Arc 380 Office is volume: a 4.9-metre floor-to-floor height that allows owners to build a loft deck of around 5 sqm, effectively adding a mezzanine for storage, a director’s room or breakout space. Every unit is fully fitted with a private bathroom, making each suitable as an End-of-Trip facility. Click any plan below to enlarge it.

Show unit #10-02/03 — lounge, loft deck and conference room. Click to enlarge.

Conference room and director’s room in the combined show unit. Click to enlarge.

Typical office floor

Indicative unit sizes (per floor)

UnitApprox. area (sqm)Approx. area (sqft)
Unit 0167–72 sqm721–775 sqft
Unit 0265 sqm700 sqft
Unit 0371 sqm764 sqft
Unit 0468 sqm732 sqft
Unit 0593 sqm1,001 sqft
Unit 0693 sqm1,001 sqft
Unit 0768 sqm732 sqft
Unit 0871 sqm764 sqft
Unit 0971 sqm764 sqft
Unit 1070 sqm753 sqft
Unit 1166 sqm710 sqft
Unit 1268–72 sqm732–775 sqft

Unit areas vary slightly between odd and even storeys and include bay window and air-con ledge. Plans are not drawn to scale and are subject to change as approved by the relevant authorities.

Test-fit examples

The official materials illustrate several test-fits: a half-floor single tenancy of about 5,500 sqft accommodating roughly 55 people, a full-floor single tenancy of about 10,097 sqft for up to ~97 people in a standard layout (or ~78 in a more spacious creative layout), and multiple-tenancy splits across the twelve units. These show how flexibly Arc 380 Jalan Besar adapts — from a compact 700 sqft suite to a headquarters floor.

For the structural and services specifications behind these layouts, see the project details. For pricing on specific units, visit the ARC 380 pricing page or the live balance units chart, and to request a detailed floor plan PDF simply contact our sales team. You can also return to the ARC 380 homepage for the full overview.