Material requirements2.1.1 General requirements Panels are made of reinforced concrete poured in place as the construction of the track and the pit lid currency as proposed by the contractor and the owner and the approved monitoring consultant. All materials used for construction must conform to the requirements in the relevant section of this technical instruction for the different items form a complete structure. Every product of knit sheets are satisfy the technical requirements for reinforced concrete structure The shape and size of the knit sheets are subject to fabrication drawings approved
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