助理工程監督的主要職責是：
(a) 協助工程監督控制項目質素，督導和培訓監工職系人員；
(b) 督導合約工程，包括進行工地測量和記錄測量結果，備存工地記錄，以及審核承建商的申索；
(c) 監察建築及保養工程計劃，包括工地安全及環保方面的合約要求及程序，並指導監工職系人員履行這些職務；以及
(d) 巡視建築工地、政府建築物、設施及斜坡，並擬備維修工程的成本預算。
[請參閱註(3)]

An Assistant Clerk of Works is mainly deployed on :
(a) assisting Clerks of Works in quality control of projects and supervising and training Works Supervisor grade staff;
(b) supervising contract works, including making and recording site measurements, maintaining site records, and verifying contractors’ claims;
(c) monitoring contractual requirements and programmes of building and maintenance works and procedures such as site safety, environmental protection, etc. and directing Works Supervisor grade staff in these duties; and
(d) inspecting building sites, government buildings and facilities and slopes, and preparing cost estimates for repairs.
[See Note (3)]