What is the IAS standard related to construction accounting?

there is the IAS11 regarding construction contracts. this standard is introduced to counter the dificiencies

observed in accounting for construction contracts, it defines how a contractor should account for costs and revenue incurred over the construction cycle

construction accounting relates to IAS-11,Construction Contracts

IAS  related to contracting contracts  its IAS -6 after abolition of13 standerds out of41 IASs and replace them by13  IFRSs.  number of standreds to date are as follows :

28 IASs  +13 IFRSs =41 Standerds 

IAS11  / Construction Contract