一級工人(靶場)主要負責：
(a) 保養靶場設施和保管靶場設備；以及
(b) 督導二級工人清潔靶場範圍和保養相關設備。

[註：
(1) 每周的淨工作時數為45小時(不包括用膳時間)；
(2) 可能須(i)穿着制服；(ii)輪班、不定時工作，以及在惡劣天氣下工作；(iii)在緊急情況／颱風／其他天災下執行職務；以及
(3) 一級工人須視乎需要，接受調職安排，以填補其他決策局／部門內同一職系的職位空缺，並執行不同種類的職務。]

A Workman I (Ranges) is mainly deployed on
(a) maintaining range and safe keeping of range equipment; and
(b) supervising Workman II for the cleanliness of range area and maintenance of equipment.

(Note:
(a) required to work 45 hours net per week (excluding meal break);
(b) may be required to (i) wear uniform; (ii) work shifts, irregular hours and in adverse weather condition; and; (iii) perform emergency / typhoon / other natural disaster duties; and
(c) Workmen I are subject to posting to fill vacancies and carry out different duties in the same grade in other bureaux/departments when the need arises.)