القَبْو · Al-Qabou — the Vault, the deep basalt shade.
A 96-hectare heritage-arcade quarter built around deep basalt-stone vaults, a living souk and an Arts gateway. 741,000 m² total gross floor area in a 60-40 residential-community mix — delivered with a 19 percent carbon reduction over a no-strategy baseline. The corridor's Best-Overall sustainability rating.
At 884 metres, north-east of the corridor gateway, Qabou Quarter sits on a low basalt outcrop where the plateau breaks toward the eastern plain. The site is windward; the sightlines reach as far as Bawaba on the south and Bustan on the west; the local geology gives the quarter its name and its material.
القَبْو, al-Qabou, means the vault — the deep arched bay carved or built into a wall, the shaded threshold of a house in the old quarters of Damascus. Here it becomes the structuring idea for an entire masterplan: a quarter where the public realm is held by basalt-stone arcades, where the streets walk under continuous shade for nine months of the year, where the souk and the civic centre and the residential lanes all share one architectural grammar.
The site is reached from the corridor expressway through an iwan-arched gateway carrying Arabic calligraphy in cut brass. Beyond it, the Gate II Arts threshold opens to the basalt-shadow boulevard — the masterplan's main spine — which runs 720 metres west-to-east across the site, anchored at one end by the Civic Hall and at the other by the harvest-market terrace.
Qabou answers a question the corridor has been carrying since Phase A: can a heritage-language masterplan reach the lowest carbon profile in the portfolio without compromising the architecture? The answer is structural — basalt and local stone with a low embodied-carbon manufacturer chain, mashrabiya in seasoned Levantine timber, lime mortar in place of high-cement binders, and a continuous 1.28 MW rooftop solar canopy that powers the quarter's electrified heat-and-cool loop. Result: 19 percent below the no-strategy baseline, the lowest in the portfolio at this date.
The civic centrepiece is the Basalt Shadow Civic Hall — a 2,200 m² public hall with two reading rooms, a small theatre, and an inner court fed by a single oculus. Programmatically, the Civic Hall sits on the east end of the spine; the Gate II Arts gateway anchors the west. Between them are five hundred metres of arcade, three plaza widenings, the central herb-and-olive harvest market, and a BRT loop with two stations at either end of the spine.
The brand does not say "sustainable village". It says "القَبْو" — the Vault. The discipline is to make 741,000 m² of programme read as one continuous arcade — its deep shadow line, its bronze-finned arches, its lime-bound limestone bays, its slow Damascene rhythm — without ever showing the carbon work behind it.
A 60-40 residential-community mix. Programme bands disclosed at gross floor area (GFA) and net interior area (NIA); the community share carries civic, retail, education, wellness, and the harvest market.
Qabou is the corridor's first heritage-arcade masterplan to lead with a balanced community-residential split. Residential at 60 percent of envelope GFA — 446,000 m² across courtyard blocks, apartment stacks, and townhouse clusters. Community at 40 percent — 295,000 m² across civic hall, souk arcade, education, wellness, mosque, and parking. The NIA-to-GFA efficiency runs at 78.5 percent.
| Use type | % of GFA | GFA | NIA |
|---|---|---|---|
| Residential | 60% | 446,000 m² | 346,000 m² |
| Community | 40% | 295,000 m² | 236,000 m² |
| Site total | 100% | 741,000 m² | 582,000 m² |
Community share carries: 2,200 m² civic hall · 18,400 m² souk arcade · 14,200 m² education · 9,800 m² wellness & clinic · 3,400 m² mosque + courtyard · 247,000 m² parking and mechanical. T0
Ten-year tonnes of CO₂ equivalent for the as-designed quarter, compared against a baseline that applies no sustainability strategies. The reduction is driven primarily by the material-selection programme — locally-sourced basalt and limestone, lime mortar, seasoned timber screens — paired with full electrification of the heat-and-cool loop.
| Emissions driver | Applied strategy | tCO₂e reduction | 10Y tCO₂e |
|---|---|---|---|
| Energy usage | Electrification | −1% | 351K |
| Transportation | None | 0% | 74.8K |
| Materials used | Sustainable materials | −18% | 104K |
| Total emissions | — | −19% | 529K |
Electrified heating saves ~11,700 MWh annually. The sustainable-materials programme — basalt and limestone within 40 km, lime mortar, FSC-certified Lebanese cedar, low-cement structural concrete — drives the bulk of the reduction (−18%). Transportation reduction is deferred to the corridor BRT, which is in operational service from Phase D and therefore counted at the corridor level rather than the quarter level. T0
A day in Qabou runs by arcade shade, market hours, and BRT cycles. The herb terraces open at six; the souk arcade fills at noon; the Civic Hall's reading rooms hold their late readers until ten.
The harvest market opens with the pomegranates already stacked. Under the basalt vault, the morning coffee crowd takes the shaded side; the BRT pulls in across the boulevard. Children walk through to the education campus; the bakery has bread ready by eight.
The herb gardens carry the noon shadow. Rosemary, thyme, lavender — all of them planted in the median between the BRT shelter and the souk arcade. The midday crowd takes the herb-bench seating; lunch comes from the market stalls, eaten in the cool of the arcade. Next bus, two minutes.
The civic stair takes the last light. People are leaving the Civic Hall's first reading room and arriving for the second; the souk arcade fills with the evening crowd; the herb gardens release their scent into the warm air. The basalt holds the day's heat; the arcade gives it back.

Mid-rise courtyard apartment blocks above a two-storey podium of retail and daycare. Inner courts feed every apartment with cross-ventilation and a quiet acoustic; podium roofs carry private terraces. Sized for working families and small households.

Three-storey townhouses on inner-cell lanes branching off the basalt-shadow spine. Each carries a private rear court, a roof terrace, and an arcade-frontage day room that can be opened as a small workshop or studio. Sized for multigenerational households.
Qabou sits north-east of Bawaba at the corridor's eastern entrance, on a basalt outcrop overlooking the eastern plain. Two in-quarter BRT stations bookend the spine; the corridor expressway runs to the south.
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Qabou Quarter is the corridor's heritage-sustainable anchor — 741,000 m² of programme, 19% carbon below baseline, the corridor's Best Overall sustainability profile. 720 metres of basalt-shadow arcade, a living souk at the centre, a 2,200 m² civic hall, and a 1.28 MW solar canopy stitched over the whole. First registrations are open to verified counterparties — sovereign anchors, foundation patrons, qualified institutional and individual purchasers.