You Searched for - is 11399 : part 1
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    IS 11399 : Part 1 : 1985     (Reaffirmed Year : 2021 )

    Guidelines for estimating output norms of items of work in construction of river valley projects: Part 1 Earthwork excavation

    Technical Committee : WRD 23
    Status : Active

    No. of Amendments : 2