[Class : 37] Developing, Maintaining And Operating Of Road, Bridge Projects, Highway, Water Supply Projects, Construction, Maintenace Of Pipeline, Project Management, Housing And Commercial And Sez, Sez Projects, Supply Of Systems And Equipments And Turnkey Engineering Project Contracting, Civil Works, Engineering, Procurement And Construction Services For Projects, Oil & Gas Pipeline Construction, Refinery, Petrochemical And Process Industries And All Other Construction, Repair And Installation Services For The Pipelines, Central Freight Station (Cfs), Inland Container Depot (Icd) Projects, Housing Projects, Commercial Projects, Construction Of Other Export Promotion Parks, Electronic Hardware Parks, Bio Technology Parks And Other Industrial Parks, Rail System, Construction Of Mass Rapid Transit System, Construction Of Light Rain Transit System, Construction Of Airport And Any Other Facility That May Be Noticed In Future As Infrastructure Facility And Others Thereof Included In Class 37