Common use of Holes and chases and casting in Clause in Contracts

Holes and chases and casting in. No holes or chases shall be cut in reinforced concrete works. The Contractor shall ensure that all necessary holes and chases, including fixing for railings and balustrades etc., are carefully formed in the correct position by requisite measures prior to the placing of concrete. All conduits, pipes, tubes and the like shall unless otherwise detailed, be run on top of the bottom reinforcement of the concrete work. It shall be the Contractor‟s responsibility to ensure full co-ordination with Sub-Contractors in the setting out for this purpose. Generally conduits, pipes and special fixtures shall be concreted in where required and in the exact positions demanded. Concrete fixing blocks shall not affect the strength or cover of the structure nor affect finished work due to movement or other cause. Details of the positions of all holes, chases and fixing blocks shall be submitted to the Engineer for his approval prior to putting the work in hand. Specification Concrete Work (2/F/16) F.42 Tests of completed structural members The engineer shall instruct that a loading test be made on the works, or any part thereof, if in his opinion such a test be deemed necessary for one or more of the following reasons:-