Duties and Responsibilities Duties and Responsibilities entails preparation of cost estimates, bills of quantities ,monthly valuations on site, site remeasurement, and preparation of variation orders. Requirements for Appointment For appointment to this grade, a candidate must have: A Bachelors degree in Building Economics/Quantity Survey or its equivalent and relevant qualification from a recognized institution; and (ii) Registered as a Graduate member of either Architectural Association of Kenya or the Institute of Quantity Surve go to method of application »