Gst credit on civil construction

No. Its blocked credit.

on further clarification this  is not office building , however this will be shed where the manufacturing process will go on

ITC is not availabe on:

Goods or services or both received by a taxable person for "construction" of an immovable property (other than plant or machinery) on his own account including when such goods or services or both are used in the course or furtherance of business. The expression “construction” includes re-construction, renovation, additions or alterations or repairs, to the extent of capitalisation, to the said immovable property

No. ITC over the structure cannot be claimed.

check the advance ruling which denies the gst credit .AAR/AP/14(GST)/2018 dt 09.10.2018