Page 74 - Hong Kong Housing Society Sustainability Report 2024/25

• Cleaning trunk wheels using
recycled wastewater
使用再生廢水清洗車輪

• Wastewater Treatment System
污水處理系統

Since 2022, all our development projects have incorporated 自二零二二年起，所有發展項目都已安裝自
automatic water metre reading systems, enabling the Water 動水錶讀取系統，有助水務署收集用戶的用
Supplies Department (“WSD”) to efficiently collect water 水數據及向用戶適時發出供水異樣警號。收
consumption data and issue timely alerts to end-users. The 集到的數據有助我們制定有效的方案，提升
data collected also allows us to formulate practical solutions for 供水網絡的效益。
improving the efficiency of our water supply networks.

While wastewater generation is inevitable in our construction 施工活動難以避免產生廢水，我們已實行回
activities, we have implemented recycling measures including 收措施，包括將廢水在排放前用於清洗工程
wheel-washing for construction vehicles before discharge. 車輛輪胎。這項措施不但有助降低建築工地
This practice not only reduces water consumption at our 的用水量，同時確保車輛的行駛安全和效
construction sites, but also ensures the safety and operational 益，防止污染物擴散至公共區域。此外，所
efficiency of our trucks by removing dirt and debris, preventing 有收集的廢水會經我們的廢水處理設施徹底
the potential contamination to public areas. Furthermore, all 處理後排放，減低污染風險，並減少對水循
collected wastewater undergoes comprehensive treatment at 環系統的影響。
our wastewater treatment plant prior to discharge, effectively
mitigating pollution risks and minimising impacts on the
surrounding hydrological environment.

At the Anderson Road Quarry Site, we have installed a greywater 我們在安達臣道石礦場用地項目安裝中水系
system that collects wastewater from baths, showers, wash 統，回收從浴缸、淋浴間、洗手盆、廚房水
basins, kitchen sinks, and laundry machines. The system sends 槽和洗衣機收集的廢水。系統將水送往水務
the water to WSD treatment plants, repurposing the treated 署的中水處理設施，處理後作沖廁用途。
water for toilet flushing.

Furthermore, we have incorporated water reduction 此外，我們已經將節水考量納入我們的開發
considerations into our development project designs. Selective 項目設計中。在安達臣道石礦場用地項目和
planters at the Anderson Road Quarry Site and Kai Tak Area 啟德第1E區1號用地項目中的部分花槽採用
1E Site 1 projects utilise a zero-irrigation system. Rainwater is 零灌溉系統。雨水會被收集到花槽下方的儲
collected in water retention boxes beneath the planters. When 水箱，當上方的栽植土壤變得乾燥時，儲水
the planter soil dries, capillary action draws water from the 箱的水會透過毛細管作用被向上抽取，以灌
retention boxes to irrigate the plants, creating a self-sustaining 溉植物，形成一個自給自足的循環，從而節
cycle that conserves fresh water and reduces stormwater runoff. 省使用食水及減少雨水溢流。

72 Hong Kong Housing Society Sustainability Report 2024/25 香港房屋協會 2024/25 可持續發展報告 73